Attachment 559218 Details for Bug 841293

kernel log

kernel.log (text/plain), 363.31 KB, created by Don Hughes on 2013-09-20 10:06:45 UTC

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Creator: Don Hughes

Created: 2013-09-20 10:06:45 UTC

Size: 363.31 KB

patch

obsolete

>Sep 19 20:17:24 Owl2 kernel: [43576.974080] vboxnetflt: dropped 0 out of 93763 packets
>Sep 20 01:01:28 Owl2 kernel: [60621.349865] BUG: soft lockup - CPU#6 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:01:28 Owl2 kernel: [60621.357256] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:01:28 Owl2 kernel: [60621.357316] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:01:28 Owl2 kernel: [60621.357319] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:01:28 Owl2 kernel: [60621.357322] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:01:28 Owl2 kernel: [60621.357324] RIP: 0010:[<ffffffff812de53f>]  [<ffffffff812de53f>] rb_prev+0x1f/0x50
>Sep 20 01:01:28 Owl2 kernel: [60621.357334] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000282
>Sep 20 01:01:28 Owl2 kernel: [60621.357336] RAX: ffff8801b256f670 RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:01:28 Owl2 kernel: [60621.357338] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801b256f4f0
>Sep 20 01:01:28 Owl2 kernel: [60621.357339] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff8807b7e084f0
>Sep 20 01:01:28 Owl2 kernel: [60621.357341] R10: ffff880814335850 R11: ffffffffffffffba R12: ffff880814335850
>Sep 20 01:01:28 Owl2 kernel: [60621.357343] R13: ffffffffffffffba R14: ffff880624be3940 R15: ffff88081097ca90
>Sep 20 01:01:28 Owl2 kernel: [60621.357346] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:01:28 Owl2 kernel: [60621.357347] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:01:28 Owl2 kernel: [60621.357349] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:01:28 Owl2 kernel: [60621.357351] Stack:
>Sep 20 01:01:28 Owl2 kernel: [60621.357353]  ffffffffa0158ba7 0000000101db89c0 ffff880810967d90 ffff880220e859f0
>Sep 20 01:01:28 Owl2 kernel: [60621.357360]  ffff880220a85568 ffff880424b97c38 ffff88081d8a4458 ffff880220a85568
>Sep 20 01:01:28 Owl2 kernel: [60621.357363]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:01:28 Owl2 kernel: [60621.357367] Call Trace:
>Sep 20 01:01:28 Owl2 kernel: [60621.357416]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:01:28 Owl2 kernel: [60621.357539]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:01:28 Owl2 kernel: [60621.357579]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:01:28 Owl2 kernel: [60621.357622]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:01:28 Owl2 kernel: [60621.357677]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:01:28 Owl2 kernel: [60621.357719]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:01:28 Owl2 kernel: [60621.357728]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:01:28 Owl2 kernel: [60621.357734] Code: eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 17 48 39 d7 74 3f 48 8b 47 10 48 85 c0 75 0a eb 23 0f 1f 44 00 00 48 89 d0 48 8b 50 08 <48> 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 10 48
>Sep 20 01:01:56 Owl2 kernel: [60649.350348] BUG: soft lockup - CPU#6 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:01:56 Owl2 kernel: [60649.357810] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:01:56 Owl2 kernel: [60649.357858] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:01:56 Owl2 kernel: [60649.357860] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:01:56 Owl2 kernel: [60649.357863] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:01:56 Owl2 kernel: [60649.357865] RIP: 0010:[<ffffffffa0158bb8>]  [<ffffffffa0158bb8>] btrfs_merge_delayed_refs+0xc8/0x3d0 [btrfs]
>Sep 20 01:01:56 Owl2 kernel: [60649.357899] RSP: 0018:ffff880424b97bf8  EFLAGS: 00000246
>Sep 20 01:01:56 Owl2 kernel: [60649.357901] RAX: ffff8801ba433850 RBX: ffff880817abe5b0 RCX: 00000000000000b8
>Sep 20 01:01:56 Owl2 kernel: [60649.357903] RDX: 000001f61345e000 RSI: 0000000000000000 RDI: ffff8801ba433550
>Sep 20 01:01:56 Owl2 kernel: [60649.357904] RBP: 0000000000000000 R08: ffff880817abe5b0 R09: ffff880817a83191
>Sep 20 01:01:56 Owl2 kernel: [60649.357906] R10: ffff88081cb69eb0 R11: ffffffffffffffba R12: ffff88081cb69eb0
>Sep 20 01:01:56 Owl2 kernel: [60649.357908] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff8808122f2eb0
>Sep 20 01:01:56 Owl2 kernel: [60649.357910] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:01:56 Owl2 kernel: [60649.357912] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:01:56 Owl2 kernel: [60649.357914] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:01:56 Owl2 kernel: [60649.357915] Stack:
>Sep 20 01:01:56 Owl2 kernel: [60649.357917]  0000000101db89c0 ffff880811280910 ffff880220e859f0 ffff880220a85568
>Sep 20 01:01:56 Owl2 kernel: [60649.357922]  ffff880424b97c38 ffff88081d8a4458 ffff880220a85568 ffff880220e859f0
>Sep 20 01:01:56 Owl2 kernel: [60649.357925]  ffff880252324ea8 ffff880625354800 0000000000000000 ffffffffa00ffe46
>Sep 20 01:01:56 Owl2 kernel: [60649.357929] Call Trace:
>Sep 20 01:01:56 Owl2 kernel: [60649.358050]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:01:56 Owl2 kernel: [60649.358090]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:01:56 Owl2 kernel: [60649.358132]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:01:56 Owl2 kernel: [60649.358187]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:01:56 Owl2 kernel: [60649.358227]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:01:56 Owl2 kernel: [60649.358234]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:01:56 Owl2 kernel: [60649.358238] Code: e1 48 8b 5c 24 08 49 89 c7 4d 85 ff 0f 84 41 01 00 00 4c 89 ff e8 79 59 18 e1 48 8b 53 18 49 39 57 18 49 89 c6 0f 85 28 01 00 00 <48> 85 ed 74 0a 49 3b 6f 28 0f 86 19 01 00 00 31 d2 4c 89 fe 48
>Sep 20 01:02:03 Owl2 kernel: [60656.154466] INFO: rcu_sched self-detected stall on CPU { 6}  (t=15000 jiffies g=134728 c=134727 q=0)
>Sep 20 01:02:03 Owl2 kernel: [60656.154477] sending NMI to all CPUs:
>Sep 20 01:02:03 Owl2 kernel: [60656.154504] NMI backtrace for cpu 5
>Sep 20 01:02:03 Owl2 kernel: [60656.154520] CPU: 5 PID: 0 Comm: swapper/5 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.154526] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.154533] task: ffff880225634400 ti: ffff880225636000 task.ti: ffff880225636000
>Sep 20 01:02:03 Owl2 kernel: [60656.154538] RIP: 0010:[<ffffffff81597f55>]  [<ffffffff81597f55>] _raw_spin_lock+0x5/0x30
>Sep 20 01:02:03 Owl2 kernel: [60656.154555] RSP: 0018:ffff88042fc43dc0  EFLAGS: 00000046
>Sep 20 01:02:03 Owl2 kernel: [60656.154560] RAX: 0000000000010000 RBX: ffff880424f505c0 RCX: 0000000000000005
>Sep 20 01:02:03 Owl2 kernel: [60656.154564] RDX: 000000000000d8e0 RSI: ffff88042fc40000 RDI: ffff88042fc53740
>Sep 20 01:02:03 Owl2 kernel: [60656.154568] RBP: ffff88042fc43e18 R08: 0000000000000005 R09: 0000000000000004
>Sep 20 01:02:03 Owl2 kernel: [60656.154572] R10: 0000000000000005 R11: 0000000000000000 R12: ffff880424f50bfc
>Sep 20 01:02:03 Owl2 kernel: [60656.154577] R13: 0000000000000000 R14: 0000000000000046 R15: ffff88042fc53740
>Sep 20 01:02:03 Owl2 kernel: [60656.154582] FS:  00007f8bcbebb7c0(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.154587] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.154591] CR2: 00007fcb6e23e960 CR3: 0000000824832000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.154595] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.154598]  ffffffff81082f60 0000000000000000 ffff88042fc43e94 ffff88042fc50128
>Sep 20 01:02:03 Owl2 kernel: [60656.154611]  ffffffff00000005 ffff880425a18e00 ffff88042fc56d00 ffff88042fc50128
>Sep 20 01:02:03 Owl2 kernel: [60656.154620]  0000000000000000 000000000000f6e8 0000000000000005 ffff88042f821e00
>Sep 20 01:02:03 Owl2 kernel: [60656.154629] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.154653]  [<ffffffff81082f60>] try_to_wake_up+0x1d0/0x2a0
>Sep 20 01:02:03 Owl2 kernel: [60656.154669]  [<ffffffff8106bd45>] __queue_work+0x125/0x310
>Sep 20 01:02:03 Owl2 kernel: [60656.154684]  [<ffffffff8105e07c>] call_timer_fn+0x2c/0x100
>Sep 20 01:02:03 Owl2 kernel: [60656.154698]  [<ffffffff8105f4c4>] run_timer_softirq+0x154/0x2a0
>Sep 20 01:02:03 Owl2 kernel: [60656.154710]  [<ffffffff8105715e>] __do_softirq+0xde/0x220
>Sep 20 01:02:03 Owl2 kernel: [60656.154722]  [<ffffffff81057405>] irq_exit+0xa5/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.154739]  [<ffffffff8103011b>] smp_apic_timer_interrupt+0x3b/0x50
>Sep 20 01:02:03 Owl2 kernel: [60656.154752]  [<ffffffff815a0f5d>] apic_timer_interrupt+0x6d/0x80
>Sep 20 01:02:03 Owl2 kernel: [60656.154770]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.154783]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.154797]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.154811]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.154818] Code: 66 66 90 66 66 90 85 c9 49 c7 06 00 00 00 00 0f 85 c6 fe ff ff 31 c0 e9 c7 fe ff ff 90 90 90 90 90 90 90 90 90 90 b8 00 00 01 00 <f0> 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 0f 0f 1f 44 00 00 f3 90
>Sep 20 01:02:03 Owl2 kernel: [60656.154882] NMI backtrace for cpu 6
>Sep 20 01:02:03 Owl2 kernel: [60656.154886] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.154888] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.154890] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:02:03 Owl2 kernel: [60656.154892] RIP: 0010:[<ffffffff81031b21>]  [<ffffffff81031b21>] default_send_IPI_mask_sequence_phys+0x91/0xf0
>Sep 20 01:02:03 Owl2 kernel: [60656.154901] RSP: 0018:ffff88042fc83dd8  EFLAGS: 00000096
>Sep 20 01:02:03 Owl2 kernel: [60656.154903] RAX: 0000000000000017 RBX: 000000000000b0ca RCX: 0000000000000007
>Sep 20 01:02:03 Owl2 kernel: [60656.154904] RDX: 0000000000000007 RSI: 0000000000000200 RDI: 0000000000000300
>Sep 20 01:02:03 Owl2 kernel: [60656.154907] RBP: ffffffff81cae100 R08: ffffffff81cae100 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.154909] R10: 0000000000000000 R11: 0000000000000592 R12: 0000000000000400
>Sep 20 01:02:03 Owl2 kernel: [60656.154910] R13: 0000000000000096 R14: 0000000000000002 R15: 0000000000000017
>Sep 20 01:02:03 Owl2 kernel: [60656.154912] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.154914] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.154916] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.154917] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.154919]  ffff88042fc83e28 0000000000000007 ffff88042fc83e38 0000000000002710
>Sep 20 01:02:03 Owl2 kernel: [60656.154925]  ffffffff81c40980 ffffffff81c40880 ffff880424b96000 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.154928]  ffff88042fc8e360 ffffffff81031cdf ffffffff81cae140 ffffffff810ef3e0
>Sep 20 01:02:03 Owl2 kernel: [60656.154932] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.154942]  [<ffffffff81031cdf>] arch_trigger_all_cpu_backtrace+0x4f/0x90
>Sep 20 01:02:03 Owl2 kernel: [60656.154949]  [<ffffffff810ef3e0>] rcu_check_callbacks+0x310/0x5f0
>Sep 20 01:02:03 Owl2 kernel: [60656.154959]  [<ffffffff8105ffbf>] update_process_times+0x3f/0x80
>Sep 20 01:02:03 Owl2 kernel: [60656.154967]  [<ffffffff810ac937>] tick_sched_handle.isra.10+0x27/0x70
>Sep 20 01:02:03 Owl2 kernel: [60656.154972]  [<ffffffff810acaa5>] tick_sched_timer+0x45/0x70
>Sep 20 01:02:03 Owl2 kernel: [60656.154977]  [<ffffffff81076da6>] __run_hrtimer+0x66/0x1b0
>Sep 20 01:02:03 Owl2 kernel: [60656.154982]  [<ffffffff81077589>] hrtimer_interrupt+0xf9/0x230
>Sep 20 01:02:03 Owl2 kernel: [60656.154990]  [<ffffffff81030116>] smp_apic_timer_interrupt+0x36/0x50
>Sep 20 01:02:03 Owl2 kernel: [60656.154997]  [<ffffffff815a0f5d>] apic_timer_interrupt+0x6d/0x80
>Sep 20 01:02:03 Owl2 kernel: [60656.155032]  [<ffffffffa0157fc0>] comp_entry+0x30/0x1b0 [btrfs]
>Sep 20 01:02:03 Owl2 kernel: [60656.155147]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:02:03 Owl2 kernel: [60656.155249]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:02:03 Owl2 kernel: [60656.155288]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:02:03 Owl2 kernel: [60656.155330]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:02:03 Owl2 kernel: [60656.155384]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:02:03 Owl2 kernel: [60656.155423]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:02:03 Owl2 kernel: [60656.155429]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.155432] Code: bd ca 81 41 83 fe 02 44 0f b7 3c 03 74 54 8b 04 25 00 23 5f ff f6 c4 10 74 0e f3 90 8b 0c 25 00 23 5f ff 80 e5 10 75 f2 44 89 f8 <c1> e0 18 89 04 25 10 23 5f ff 41 83 fe 02 44 89 e0 41 0f 45 c6
>Sep 20 01:02:03 Owl2 kernel: [60656.155466] NMI backtrace for cpu 0
>Sep 20 01:02:03 Owl2 kernel: [60656.155497] CPU: 0 PID: 0 Comm: swapper/0 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.155503] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.155510] task: ffffffff81c12440 ti: ffffffff81c00000 task.ti: ffffffff81c00000
>Sep 20 01:02:03 Owl2 kernel: [60656.155515] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.155532] RSP: 0018:ffffffff81c01ec0  EFLAGS: 00000292
>Sep 20 01:02:03 Owl2 kernel: [60656.155537] RAX: ffffffff8100b140 RBX: ffffffff81c01fd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.155542] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000092
>Sep 20 01:02:03 Owl2 kernel: [60656.155545] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.155549] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff81c01fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.155554] R13: ffffffff81c01fd8 R14: 0000000000094580 R15: ffffffff81c01fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.155559] FS:  00007f03880bb700(0000) GS:ffff88022fc00000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.155564] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.155569] CR2: 00007f03874e68f0 CR3: 0000000001c0d000 CR4: 00000000000007f0
>Sep 20 01:02:03 Owl2 kernel: [60656.155573] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.155576]  ffffffff8100b158 0000000000094580 ffffffff81c01fd8 ffffffff81c01fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.155588]  ffffffff810a27d6 0000000000094580 ffffffffffffffff ffffffff81d6e2e0
>Sep 20 01:02:03 Owl2 kernel: [60656.155597]  f00f8de59373b503 0000000000094580 ffffffffffffffff ffffffff81d66020
>Sep 20 01:02:03 Owl2 kernel: [60656.155606] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.155630]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.155646]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.155663]  [<ffffffff81cceebf>] start_kernel+0x434/0x43f
>Sep 20 01:02:03 Owl2 kernel: [60656.155676]  [<ffffffff81cce6b5>] x86_64_start_kernel+0x10d/0x11c
>Sep 20 01:02:03 Owl2 kernel: [60656.155683] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.155754] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 1.254 msecs
>Sep 20 01:02:03 Owl2 kernel: [60656.155759] NMI backtrace for cpu 4
>Sep 20 01:02:03 Owl2 kernel: [60656.155769] CPU: 4 PID: 0 Comm: swapper/4 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.155774] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.155780] task: ffff88022562e3c0 ti: ffff880225630000 task.ti: ffff880225630000
>Sep 20 01:02:03 Owl2 kernel: [60656.155797] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.155803] RSP: 0018:ffff880225631eb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.155808] RAX: ffffffff8100b140 RBX: ffff880225631fd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.155813] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.155818] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.155822] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225631fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.155826] R13: ffff880225631fd8 R14: 0000000000000000 R15: ffff880225631fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.155832] FS:  00007f81c851d7c0(0000) GS:ffff88042fc00000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.155837] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.155842] CR2: 00007fff45b0ffe0 CR3: 00000004228ad000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.155846] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.155849]  ffffffff8100b158 0000000000000000 ffff880225631fd8 ffff880225631fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.155864]  ffffffff810a27d6 0000000000000004 ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.155874]  54be21c715740138 ffff88042fc0ce40 ffff880225631f40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.155883] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.155906]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.155937]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.155976]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.155995] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.156338] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 1.838 msecs
>Sep 20 01:02:03 Owl2 kernel: [60656.156343] NMI backtrace for cpu 1
>Sep 20 01:02:03 Owl2 kernel: [60656.156353] CPU: 1 PID: 0 Comm: swapper/1 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.156359] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.156365] task: ffff880225622300 ti: ffff880225624000 task.ti: ffff880225624000
>Sep 20 01:02:03 Owl2 kernel: [60656.156384] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.156390] RSP: 0018:ffff880225625eb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.156395] RAX: ffffffff8100b140 RBX: ffff880225625fd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156400] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.156405] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156410] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225625fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.156415] R13: ffff880225625fd8 R14: 0000000000000000 R15: ffff880225625fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.156421] FS:  00007f3cc582e700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156426] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.156431] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.156434] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.156438]  ffffffff8100b158 0000000000000000 ffff880225625fd8 ffff880225625fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.156455]  ffffffff810a27d6 0000000000000001 ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156464]  60aa77015bf23b5f ffff88022fc4ce40 ffff880225625f40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156474] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.156500]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.156517]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.156535]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.156543] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.156611] NMI backtrace for cpu 2
>Sep 20 01:02:03 Owl2 kernel: [60656.156620] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 2.107 msecs
>Sep 20 01:02:03 Owl2 kernel: [60656.156639] CPU: 2 PID: 0 Comm: swapper/2 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.156645] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.156652] task: ffff880225626340 ti: ffff880225628000 task.ti: ffff880225628000
>Sep 20 01:02:03 Owl2 kernel: [60656.156657] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.156676] RSP: 0018:ffff880225629eb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.156681] RAX: ffffffff8100b140 RBX: ffff880225629fd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156690] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.156694] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156699] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225629fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.156703] R13: ffff880225629fd8 R14: 0000000000000000 R15: ffff880225629fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.156708] FS:  00007f8e4ac5e700(0000) GS:ffff88022fc80000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156713] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.156717] CR2: 00007f8e4a54a8f0 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.156721] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.156724]  ffffffff8100b158 0000000000000000 ffff880225629fd8 ffff880225629fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.156737]  ffffffff810a27d6 0000000000000002 ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156747]  572927c53457edfa ffff88022fc8ce40 ffff880225629f40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156756] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.156780]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.156797]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.156815]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.156823] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.156888] NMI backtrace for cpu 3
>Sep 20 01:02:03 Owl2 kernel: [60656.156897] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 2.381 msecs
>Sep 20 01:02:03 Owl2 kernel: [60656.156907] CPU: 3 PID: 0 Comm: swapper/3 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.156910] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.156912] task: ffff88022562a380 ti: ffff88022562c000 task.ti: ffff88022562c000
>Sep 20 01:02:03 Owl2 kernel: [60656.156915] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.156925] RSP: 0018:ffff88022562deb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.156927] RAX: ffffffff8100b140 RBX: ffff88022562dfd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156929] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.156930] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156932] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022562dfd8
>Sep 20 01:02:03 Owl2 kernel: [60656.156934] R13: ffff88022562dfd8 R14: 0000000000000000 R15: ffff88022562dfd8
>Sep 20 01:02:03 Owl2 kernel: [60656.156936] FS:  00007f9e146f7700(0000) GS:ffff88022fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156938] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.156940] CR2: 00007f3cc59b8000 CR3: 000000081eec4000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.156941] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.156943]  ffffffff8100b158 0000000000000000 ffff88022562dfd8 ffff88022562dfd8
>Sep 20 01:02:03 Owl2 kernel: [60656.156948]  ffffffff810a27d6 0000000000000003 ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156952]  aba39057b2707544 ffff88022fccce40 ffff88022562df40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.156956] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.156970]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.156978]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.156987]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.156992] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.157021] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 2.510 msecs
>Sep 20 01:02:03 Owl2 kernel: [60656.157026] NMI backtrace for cpu 7
>Sep 20 01:02:03 Owl2 kernel: [60656.157034] CPU: 7 PID: 0 Comm: swapper/7 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.157038] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.157043] task: ffff88022563c480 ti: ffff88022563e000 task.ti: ffff88022563e000
>Sep 20 01:02:03 Owl2 kernel: [60656.157057] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.157062] RSP: 0018:ffff88022563feb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.157065] RAX: ffffffff8100b140 RBX: ffff88022563ffd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157069] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.157072] RBP: 0000000000000007 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157076] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022563ffd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157079] R13: ffff88022563ffd8 R14: 0000000000000000 R15: ffff88022563ffd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157084] FS:  00007f3cc582e700(0000) GS:ffff88042fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157087] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.157091] CR2: 00007fffa34998df CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.157093] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.157096]  ffffffff8100b158 0000000000000000 ffff88022563ffd8 ffff88022563ffd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157110]  ffffffff810a27d6 0000000000000007 ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157119]  cb9802744e3de032 ffff88042fccce40 ffff88022563ff40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157128] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.157151]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.157165]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.157180]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.157186] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.157256] NMI backtrace for cpu 8
>Sep 20 01:02:03 Owl2 kernel: [60656.157275] CPU: 8 PID: 0 Comm: swapper/8 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.157281] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.157288] task: ffff8802256404c0 ti: ffff880225642000 task.ti: ffff880225642000
>Sep 20 01:02:03 Owl2 kernel: [60656.157293] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.157313] RSP: 0018:ffff880225643eb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.157318] RAX: ffffffff8100b140 RBX: ffff880225643fd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157323] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.157327] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157331] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225643fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157335] R13: ffff880225643fd8 R14: 0000000000000000 R15: ffff880225643fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157341] FS:  00007fa08d4e27c0(0000) GS:ffff88082fc00000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157345] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.157350] CR2: 00007fed121bc000 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.157354] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.157357]  ffffffff8100b158 0000000000000000 ffff880225643fd8 ffff880225643fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157370]  ffffffff810a27d6 0000000000000008 ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157379]  80868b24b9c0704e ffff88082fc0ce40 ffff880225643f40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157388] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.157417]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.157434]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.157452]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.157460] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.157529] NMI backtrace for cpu 12
>Sep 20 01:02:03 Owl2 kernel: [60656.157547] CPU: 12 PID: 0 Comm: swapper/12 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.157554] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.157560] task: ffff8802256525c0 ti: ffff880225654000 task.ti: ffff880225654000
>Sep 20 01:02:03 Owl2 kernel: [60656.157566] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.157584] RSP: 0018:ffff880225655eb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.157589] RAX: ffffffff8100b140 RBX: ffff880225655fd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157594] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.157642] RBP: 000000000000000c R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157644] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225655fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157647] R13: ffff880225655fd8 R14: 0000000000000000 R15: ffff880225655fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157650] FS:  00007f3cc582e700(0000) GS:ffff88062fc00000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157653] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.157655] CR2: 00000000004215e4 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.157657] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.157668]  ffffffff8100b158 0000000000000000 ffff880225655fd8 ffff880225655fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157674]  ffffffff810a27d6 000000000000000c ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157680]  be553ebaa2ecb8e5 ffff88062fc0ce40 ffff880225655f40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157682] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.157708]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.157722]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.157739]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.157783] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.157790] NMI backtrace for cpu 9
>Sep 20 01:02:03 Owl2 kernel: [60656.157799] CPU: 9 PID: 0 Comm: swapper/9 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.157802] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.157806] task: ffff880225644500 ti: ffff880225646000 task.ti: ffff880225646000
>Sep 20 01:02:03 Owl2 kernel: [60656.157822] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.157825] RSP: 0018:ffff880225647eb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.157828] RAX: ffffffff8100b140 RBX: ffff880225647fd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157830] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.157832] RBP: 0000000000000009 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157834] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225647fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157836] R13: ffff880225647fd8 R14: 0000000000000000 R15: ffff880225647fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157840] FS:  00007f3cc582e700(0000) GS:ffff88082fc40000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157842] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.157846] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.157850] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.157868]  ffffffff8100b158 0000000000000000 ffff880225647fd8 ffff880225647fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.157883]  ffffffff810a27d6 0000000000000009 ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157899]  f9b3456858737178 ffff88082fc4ce40 ffff880225647f40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.157903] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.157932]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.157949]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.157968]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.157974] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.158076] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 2.582 msecs
>Sep 20 01:02:03 Owl2 kernel: [60656.158082] NMI backtrace for cpu 13
>Sep 20 01:02:03 Owl2 kernel: [60656.158091] CPU: 13 PID: 0 Comm: swapper/13 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.158094] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.158097] task: ffff880225656600 ti: ffff880225658000 task.ti: ffff880225658000
>Sep 20 01:02:03 Owl2 kernel: [60656.158101] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.158119] RSP: 0018:ffff880225659eb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.158127] RAX: ffffffff8100b140 RBX: ffff880225659fd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158133] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.158138] RBP: 000000000000000d R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158143] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225659fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158147] R13: ffff880225659fd8 R14: 0000000000000000 R15: ffff880225659fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158153] FS:  00007f3cc582e700(0000) GS:ffff88062fc40000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158162] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.158167] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.158170] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.158191]  ffffffff8100b158 0000000000000000 ffff880225659fd8 ffff880225659fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158194]  ffffffff810a27d6 000000000000000d ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158256]  7f6d93c1c00f77da ffff88062fc4ce40 ffff880225659f40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158264] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.158281]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.158297]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.158312]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.158325] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.158383] NMI backtrace for cpu 10
>Sep 20 01:02:03 Owl2 kernel: [60656.158393] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 2.893 msecs
>Sep 20 01:02:03 Owl2 kernel: [60656.158396] CPU: 10 PID: 0 Comm: swapper/10 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.158397] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.158399] task: ffff880225648540 ti: ffff88022564a000 task.ti: ffff88022564a000
>Sep 20 01:02:03 Owl2 kernel: [60656.158401] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.158406] RSP: 0018:ffff88022564beb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.158407] RAX: ffffffff8100b140 RBX: ffff88022564bfd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158408] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.158409] RBP: 000000000000000a R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158410] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022564bfd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158411] R13: ffff88022564bfd8 R14: 0000000000000000 R15: ffff88022564bfd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158412] FS:  00007f4b403e2700(0000) GS:ffff88082fc80000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158413] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.158414] CR2: 00007f4b3f1c913c CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.158415] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.158415]  ffffffff8100b158 0000000000000000 ffff88022564bfd8 ffff88022564bfd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158419]  ffffffff810a27d6 000000000000000a ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158422]  b5a8e98aea2592e9 ffff88082fc8ce40 ffff88022564bf40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158425] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.158441]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.158450]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.158462]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.158488] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.158492] NMI backtrace for cpu 14
>Sep 20 01:02:03 Owl2 kernel: [60656.158497] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 3.000 msecs
>Sep 20 01:02:03 Owl2 kernel: [60656.158501] CPU: 14 PID: 0 Comm: swapper/14 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.158502] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.158503] task: ffff88022565a640 ti: ffff88022565c000 task.ti: ffff88022565c000
>Sep 20 01:02:03 Owl2 kernel: [60656.158513] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.158514] RSP: 0018:ffff88022565deb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.158515] RAX: ffffffff8100b140 RBX: ffff88022565dfd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158516] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.158518] RBP: 000000000000000e R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158521] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022565dfd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158523] R13: ffff88022565dfd8 R14: 0000000000000000 R15: ffff88022565dfd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158525] FS:  00007f756ea38700(0000) GS:ffff88062fc80000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158527] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.158530] CR2: 00007f756e5338f0 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.158531] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.158542]  ffffffff8100b158 0000000000000000 ffff88022565dfd8 ffff88022565dfd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158549]  ffffffff810a27d6 000000000000000e ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158556]  1b843e53e9aa3163 ffff88062fc8ce40 ffff88022565df40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158558] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.158574]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.158582]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.158592]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.158727] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.158734] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 3.235 msecs
>Sep 20 01:02:03 Owl2 kernel: [60656.158739] NMI backtrace for cpu 11
>Sep 20 01:02:03 Owl2 kernel: [60656.158749] CPU: 11 PID: 0 Comm: swapper/11 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.158754] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.158759] task: ffff88022564c580 ti: ffff88022564e000 task.ti: ffff88022564e000
>Sep 20 01:02:03 Owl2 kernel: [60656.158776] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.158781] RSP: 0018:ffff88022564feb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.158786] RAX: ffffffff8100b140 RBX: ffff88022564ffd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158791] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.158796] RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158801] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022564ffd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158805] R13: ffff88022564ffd8 R14: 0000000000000000 R15: ffff88022564ffd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158812] FS:  00007f3cc582e700(0000) GS:ffff88082fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158817] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.158822] CR2: 00007fffa3498b9f CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.158825] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.158828]  ffffffff8100b158 0000000000000000 ffff88022564ffd8 ffff88022564ffd8
>Sep 20 01:02:03 Owl2 kernel: [60656.158844]  ffffffff810a27d6 000000000000000b ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158853]  76e25279c0ed1f84 ffff88082fccce40 ffff88022564ff40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.158863] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.158888]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.158903]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.158918]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.158925] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:03 Owl2 kernel: [60656.158995] NMI backtrace for cpu 15
>Sep 20 01:02:03 Owl2 kernel: [60656.159003] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 3.495 msecs
>Sep 20 01:02:03 Owl2 kernel: [60656.159025] CPU: 15 PID: 0 Comm: swapper/15 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:03 Owl2 kernel: [60656.159030] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:03 Owl2 kernel: [60656.159036] task: ffff88022565e680 ti: ffff880225660000 task.ti: ffff880225660000
>Sep 20 01:02:03 Owl2 kernel: [60656.159042] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:02:03 Owl2 kernel: [60656.159059] RSP: 0000:ffff880225661eb0  EFLAGS: 00000296
>Sep 20 01:02:03 Owl2 kernel: [60656.159064] RAX: ffffffff8100b140 RBX: ffff880225661fd8 RCX: 0100000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.159068] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:02:03 Owl2 kernel: [60656.159072] RBP: 000000000000000f R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.159076] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225661fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.159080] R13: ffff880225661fd8 R14: 0000000000000000 R15: ffff880225661fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.159086] FS:  00007f3cc582e700(0000) GS:ffff88062fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.159091] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:03 Owl2 kernel: [60656.159095] CR2: 00007fffa349bcdf CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:02:03 Owl2 kernel: [60656.159099] Stack:
>Sep 20 01:02:03 Owl2 kernel: [60656.159102]  ffffffff8100b158 0000000000000000 ffff880225661fd8 ffff880225661fd8
>Sep 20 01:02:03 Owl2 kernel: [60656.159115]  ffffffff810a27d6 000000000000000f ffffffff810ab631 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.159124]  b6faad6df28ec3fc ffff88062fccce40 ffff880225661f40 0000000000000000
>Sep 20 01:02:03 Owl2 kernel: [60656.159133] Call Trace:
>Sep 20 01:02:03 Owl2 kernel: [60656.159156]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:02:03 Owl2 kernel: [60656.159170]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:02:03 Owl2 kernel: [60656.159184]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:02:03 Owl2 kernel: [60656.159191] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:02:28 Owl2 kernel: [60681.350903] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:02:28 Owl2 kernel: [60681.358238] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:02:28 Owl2 kernel: [60681.358285] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:28 Owl2 kernel: [60681.358287] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:28 Owl2 kernel: [60681.358289] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:02:28 Owl2 kernel: [60681.358291] RIP: 0010:[<ffffffff812de53f>]  [<ffffffff812de53f>] rb_prev+0x1f/0x50
>Sep 20 01:02:28 Owl2 kernel: [60681.358297] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000286
>Sep 20 01:02:28 Owl2 kernel: [60681.358299] RAX: ffff8801b6510730 RBX: ffff8801e216d430 RCX: 00000000000000b8
>Sep 20 01:02:28 Owl2 kernel: [60681.358301] RDX: ffff8801b65103d0 RSI: 0000000000000000 RDI: ffff8801b6510310
>Sep 20 01:02:28 Owl2 kernel: [60681.358302] RBP: 0000000000000000 R08: ffff8801e216d430 R09: ffff8801e21894f1
>Sep 20 01:02:28 Owl2 kernel: [60681.358304] R10: ffff8801e21573d0 R11: ffffffffffffffba R12: ffff8801e21573d0
>Sep 20 01:02:28 Owl2 kernel: [60681.358306] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff8807ce0ef7f0
>Sep 20 01:02:28 Owl2 kernel: [60681.358308] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:02:28 Owl2 kernel: [60681.358310] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:28 Owl2 kernel: [60681.358312] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:02:28 Owl2 kernel: [60681.358313] Stack:
>Sep 20 01:02:28 Owl2 kernel: [60681.358314]  ffffffffa0158ba7 0000000101db89c0 ffff880819dafaf0 ffff880220e859f0
>Sep 20 01:02:28 Owl2 kernel: [60681.358320]  ffff880220a85568 ffff880424b97c38 ffff88081d8a4458 ffff880220a85568
>Sep 20 01:02:28 Owl2 kernel: [60681.358323]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:02:28 Owl2 kernel: [60681.358327] Call Trace:
>Sep 20 01:02:28 Owl2 kernel: [60681.358354]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:02:28 Owl2 kernel: [60681.358463]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:02:28 Owl2 kernel: [60681.358502]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:02:28 Owl2 kernel: [60681.358544]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:02:28 Owl2 kernel: [60681.358598]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:02:28 Owl2 kernel: [60681.358638]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:02:28 Owl2 kernel: [60681.358644]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:02:28 Owl2 kernel: [60681.358648] Code: eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 17 48 39 d7 74 3f 48 8b 47 10 48 85 c0 75 0a eb 23 0f 1f 44 00 00 48 89 d0 48 8b 50 08 <48> 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 10 48
>Sep 20 01:02:56 Owl2 kernel: [60709.351390] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:02:56 Owl2 kernel: [60709.358740] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:02:56 Owl2 kernel: [60709.358781] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:02:56 Owl2 kernel: [60709.358783] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:02:56 Owl2 kernel: [60709.358785] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:02:56 Owl2 kernel: [60709.358787] RIP: 0010:[<ffffffffa0157fb6>]  [<ffffffffa0157fb6>] comp_entry+0x26/0x1b0 [btrfs]
>Sep 20 01:02:56 Owl2 kernel: [60709.358809] RSP: 0018:ffff880424b97bd8  EFLAGS: 00000246
>Sep 20 01:02:56 Owl2 kernel: [60709.358811] RAX: 000001f61345e000 RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:02:56 Owl2 kernel: [60709.358813] RDX: 0000000000000000 RSI: ffff8801c3478310 RDI: ffff88081f9f04f0
>Sep 20 01:02:56 Owl2 kernel: [60709.358815] RBP: ffff88081f9f04f0 R08: 0000000000000000 R09: ffff8801c94053d0
>Sep 20 01:02:56 Owl2 kernel: [60709.358816] R10: 000000000000000c R11: ffffffffffffffba R12: ffff880424aa1140
>Sep 20 01:02:56 Owl2 kernel: [60709.358818] R13: 000001db89c00000 R14: 0000000000000018 R15: 0000000000001000
>Sep 20 01:02:56 Owl2 kernel: [60709.358820] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:02:56 Owl2 kernel: [60709.358822] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:02:56 Owl2 kernel: [60709.358824] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:02:56 Owl2 kernel: [60709.358825] Stack:
>Sep 20 01:02:56 Owl2 kernel: [60709.358826]  ffff88081f9f04f0 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:02:56 Owl2 kernel: [60709.358832]  0000000101db89c0 ffff88081f9f04f0 ffff880220e859f0 ffff880220a85568
>Sep 20 01:02:56 Owl2 kernel: [60709.358835]  ffff880424b97c38 ffff88081d8a4458 ffff880220a85568 ffff880220e859f0
>Sep 20 01:02:56 Owl2 kernel: [60709.358839] Call Trace:
>Sep 20 01:02:56 Owl2 kernel: [60709.358950]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:02:56 Owl2 kernel: [60709.359052]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:02:56 Owl2 kernel: [60709.359091]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:02:56 Owl2 kernel: [60709.359133]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:02:56 Owl2 kernel: [60709.359187]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:02:56 Owl2 kernel: [60709.359229]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:02:56 Owl2 kernel: [60709.359236]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:02:56 Owl2 kernel: [60709.359240] Code: 00 00 00 00 00 48 83 ec 18 48 89 1c 24 48 89 6c 24 08 48 89 f3 4c 89 64 24 10 48 8b 47 18 48 89 fd 48 39 46 18 0f 82 da 00 00 00 <0f> 87 ac 00 00 00 0f b6 46 3a a8 01 0f 85 b8 00 00 00 0f b6 77
>Sep 20 01:03:24 Owl2 kernel: [60737.351876] BUG: soft lockup - CPU#6 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:03:24 Owl2 kernel: [60737.359230] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:03:24 Owl2 kernel: [60737.359273] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:03:24 Owl2 kernel: [60737.359275] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:03:24 Owl2 kernel: [60737.359277] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:03:24 Owl2 kernel: [60737.359279] RIP: 0010:[<ffffffffa0158ba7>]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:03:24 Owl2 kernel: [60737.359305] RSP: 0018:ffff880424b97bf8  EFLAGS: 00000246
>Sep 20 01:03:24 Owl2 kernel: [60737.359306] RAX: ffff8802d36409d0 RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:03:24 Owl2 kernel: [60737.359308] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8802d3640730
>Sep 20 01:03:24 Owl2 kernel: [60737.359310] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff8801c662b9d1
>Sep 20 01:03:24 Owl2 kernel: [60737.359312] R10: ffff8801c6625190 R11: ffffffffffffffba R12: ffff8801c6625190
>Sep 20 01:03:24 Owl2 kernel: [60737.359313] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff88081229cd90
>Sep 20 01:03:24 Owl2 kernel: [60737.359316] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:03:24 Owl2 kernel: [60737.359317] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:03:24 Owl2 kernel: [60737.359319] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:03:24 Owl2 kernel: [60737.359321] Stack:
>Sep 20 01:03:24 Owl2 kernel: [60737.359322]  0000000101db89c0 ffff8808108aa250 ffff880220e859f0 ffff880220a85568
>Sep 20 01:03:24 Owl2 kernel: [60737.359327]  ffff880424b97c38 ffff88081d8a4458 ffff880220a85568 ffff880220e859f0
>Sep 20 01:03:24 Owl2 kernel: [60737.359331]  ffff880252324ea8 ffff880625354800 0000000000000000 ffffffffa00ffe46
>Sep 20 01:03:24 Owl2 kernel: [60737.359334] Call Trace:
>Sep 20 01:03:24 Owl2 kernel: [60737.359447]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:03:24 Owl2 kernel: [60737.359486]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:03:24 Owl2 kernel: [60737.359528]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:03:24 Owl2 kernel: [60737.359583]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:03:24 Owl2 kernel: [60737.359624]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:03:24 Owl2 kernel: [60737.359632]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:03:24 Owl2 kernel: [60737.359636] Code: 86 87 01 00 00 48 8b 7c 24 08 45 31 ed e8 92 59 18 e1 48 8b 5c 24 08 49 89 c7 4d 85 ff 0f 84 41 01 00 00 4c 89 ff e8 79 59 18 e1 <48> 8b 53 18 49 39 57 18 49 89 c6 0f 85 28 01 00 00 48 85 ed 74
>Sep 20 01:03:52 Owl2 kernel: [60765.352362] BUG: soft lockup - CPU#6 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:03:52 Owl2 kernel: [60765.359748] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:03:52 Owl2 kernel: [60765.359788] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:03:52 Owl2 kernel: [60765.359790] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:03:52 Owl2 kernel: [60765.359793] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:03:52 Owl2 kernel: [60765.359794] RIP: 0010:[<ffffffff812de523>]  [<ffffffff812de523>] rb_prev+0x3/0x50
>Sep 20 01:03:52 Owl2 kernel: [60765.359802] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000286
>Sep 20 01:03:52 Owl2 kernel: [60765.359804] RAX: 00000000ffffffff RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:03:52 Owl2 kernel: [60765.359805] RDX: ffff8801b05ec851 RSI: 0000000000000000 RDI: ffff8801b05ec730
>Sep 20 01:03:52 Owl2 kernel: [60765.359807] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff8801c5539a90
>Sep 20 01:03:52 Owl2 kernel: [60765.359809] R10: 000000000000000c R11: ffffffffffffffba R12: 000000000000000c
>Sep 20 01:03:52 Owl2 kernel: [60765.359811] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff88081e67e730
>Sep 20 01:03:52 Owl2 kernel: [60765.359813] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:03:52 Owl2 kernel: [60765.359814] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:03:52 Owl2 kernel: [60765.359816] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:03:52 Owl2 kernel: [60765.359818] Stack:
>Sep 20 01:03:52 Owl2 kernel: [60765.359819]  ffffffffa0158ba7 0000000101db89c0 ffff8808117a1c10 ffff880220e859f0
>Sep 20 01:03:52 Owl2 kernel: [60765.359824]  ffff880220a85568 ffff880424b97c38 ffff88081d8a4458 ffff880220a85568
>Sep 20 01:03:52 Owl2 kernel: [60765.359828]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:03:52 Owl2 kernel: [60765.359831] Call Trace:
>Sep 20 01:03:52 Owl2 kernel: [60765.359855]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:03:52 Owl2 kernel: [60765.359961]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:03:52 Owl2 kernel: [60765.360000]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:03:52 Owl2 kernel: [60765.360042]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:03:52 Owl2 kernel: [60765.360096]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:03:52 Owl2 kernel: [60765.360137]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:03:52 Owl2 kernel: [60765.360144]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:03:52 Owl2 kernel: [60765.360148] Code: 0f 1f 84 00 00 00 00 00 48 8b 10 48 89 c7 48 89 d0 48 83 e0 fc 74 06 48 3b 78 08 74 eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 17 <48> 39 d7 74 3f 48 8b 47 10 48 85 c0 75 0a eb 23 0f 1f 44 00 00
>Sep 20 01:04:20 Owl2 kernel: [60793.352848] BUG: soft lockup - CPU#6 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:04:20 Owl2 kernel: [60793.360223] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:04:20 Owl2 kernel: [60793.360264] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:04:20 Owl2 kernel: [60793.360266] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:04:20 Owl2 kernel: [60793.360268] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:04:20 Owl2 kernel: [60793.360270] RIP: 0010:[<ffffffff812de565>]  [<ffffffff812de565>] rb_prev+0x45/0x50
>Sep 20 01:04:20 Owl2 kernel: [60793.360277] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000287
>Sep 20 01:04:20 Owl2 kernel: [60793.360279] RAX: ffff8801bd41ad90 RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:04:20 Owl2 kernel: [60793.360281] RDX: ffff8801bd41ad91 RSI: 0000000000000000 RDI: ffff8801bd41ac10
>Sep 20 01:04:20 Owl2 kernel: [60793.360283] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:04:20 Owl2 kernel: [60793.360284] R10: ffff8801c3475af0 R11: ffffffffffffffba R12: ffff8801c3475af0
>Sep 20 01:04:20 Owl2 kernel: [60793.360286] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff880811951b50
>Sep 20 01:04:20 Owl2 kernel: [60793.360288] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:04:20 Owl2 kernel: [60793.360290] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:04:20 Owl2 kernel: [60793.360292] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:04:20 Owl2 kernel: [60793.360293] Stack:
>Sep 20 01:04:20 Owl2 kernel: [60793.360294]  ffffffffa0158ba7 0000000101db89c0 ffff88081d822550 ffff880220e859f0
>Sep 20 01:04:20 Owl2 kernel: [60793.360299]  ffff880220a85568 ffff880424b97c38 ffff88081d8a4458 ffff880220a85568
>Sep 20 01:04:20 Owl2 kernel: [60793.360303]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:04:20 Owl2 kernel: [60793.360306] Call Trace:
>Sep 20 01:04:20 Owl2 kernel: [60793.360330]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:04:20 Owl2 kernel: [60793.360437]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:04:20 Owl2 kernel: [60793.360475]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:04:20 Owl2 kernel: [60793.360517]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:04:20 Owl2 kernel: [60793.360572]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:04:20 Owl2 kernel: [60793.360613]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:04:20 Owl2 kernel: [60793.360621]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:04:20 Owl2 kernel: [60793.360624] Code: d0 48 8b 50 08 48 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 10 48 89 c7 48 89 d0 48 83 e0 fc 74 06 48 3b 78 10 74 eb <f3> c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 07 48 85 c0 0f 84 df 01
>Sep 20 01:04:48 Owl2 kernel: [60821.353334] BUG: soft lockup - CPU#6 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:04:48 Owl2 kernel: [60821.360755] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:04:48 Owl2 kernel: [60821.360798] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:04:48 Owl2 kernel: [60821.360800] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:04:48 Owl2 kernel: [60821.360802] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:04:48 Owl2 kernel: [60821.360804] RIP: 0010:[<ffffffffa0158090>]  [<ffffffffa0158090>] comp_entry+0x100/0x1b0 [btrfs]
>Sep 20 01:04:48 Owl2 kernel: [60821.360827] RSP: 0018:ffff880424b97bd8  EFLAGS: 00000287
>Sep 20 01:04:48 Owl2 kernel: [60821.360829] RAX: 000001b4ed9df000 RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:04:48 Owl2 kernel: [60821.360830] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8808122f70d0
>Sep 20 01:04:48 Owl2 kernel: [60821.360832] RBP: ffff8808122f70d0 R08: 0000000000000000 R09: ffff8801bfef0190
>Sep 20 01:04:48 Owl2 kernel: [60821.360834] R10: ffff8801bfeef4f0 R11: ffffffffffffffba R12: ffff880424aa1140
>Sep 20 01:04:48 Owl2 kernel: [60821.360835] R13: 000001db89c00000 R14: 0000000000000018 R15: 0000000000001000
>Sep 20 01:04:48 Owl2 kernel: [60821.360838] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:04:48 Owl2 kernel: [60821.360840] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:04:48 Owl2 kernel: [60821.360841] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:04:48 Owl2 kernel: [60821.360843] Stack:
>Sep 20 01:04:48 Owl2 kernel: [60821.360844]  ffff8808122f70d0 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:04:48 Owl2 kernel: [60821.360850]  0000000101db89c0 ffff8808122f70d0 ffff880220e859f0 ffff880220a85568
>Sep 20 01:04:48 Owl2 kernel: [60821.360853]  ffff880424b97c38 ffff88081d8a4458 ffff880220a85568 ffff880220e859f0
>Sep 20 01:04:48 Owl2 kernel: [60821.360857] Call Trace:
>Sep 20 01:04:48 Owl2 kernel: [60821.360966]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:04:48 Owl2 kernel: [60821.361069]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:04:48 Owl2 kernel: [60821.361108]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:04:48 Owl2 kernel: [60821.361150]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:04:48 Owl2 kernel: [60821.361204]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:04:48 Owl2 kernel: [60821.361245]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:04:48 Owl2 kernel: [60821.361253]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:04:48 Owl2 kernel: [60821.361256] Code: 0f 1f 00 b8 01 00 00 00 48 8b 1c 24 48 8b 6c 24 08 4c 8b 64 24 10 48 83 c4 18 c3 0f b6 47 3a f7 d0 83 e0 01 eb e2 0f 1f 44 00 00 <b8> ff ff ff ff eb d6 66 0f 1f 84 00 00 00 00 00 48 8b 55 40 48
>Sep 20 01:05:03 Owl2 kernel: [60836.173591] INFO: rcu_sched self-detected stall on CPU { 6}  (t=60004 jiffies g=134728 c=134727 q=0)
>Sep 20 01:05:03 Owl2 kernel: [60836.173601] sending NMI to all CPUs:
>Sep 20 01:05:03 Owl2 kernel: [60836.173610] NMI backtrace for cpu 6
>Sep 20 01:05:03 Owl2 kernel: [60836.173614] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.173616] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.173618] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:05:03 Owl2 kernel: [60836.173619] RIP: 0010:[<ffffffff81031b21>]  [<ffffffff81031b21>] default_send_IPI_mask_sequence_phys+0x91/0xf0
>Sep 20 01:05:03 Owl2 kernel: [60836.173627] RSP: 0018:ffff88042fc83dd8  EFLAGS: 00000096
>Sep 20 01:05:03 Owl2 kernel: [60836.173629] RAX: 0000000000000017 RBX: 000000000000b0ca RCX: 0000000000000007
>Sep 20 01:05:03 Owl2 kernel: [60836.173631] RDX: 0000000000000007 RSI: 0000000000000200 RDI: 0000000000000300
>Sep 20 01:05:03 Owl2 kernel: [60836.173633] RBP: ffffffff81cae100 R08: ffffffff81cae100 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.173634] R10: 0000000000000000 R11: 0000000000000823 R12: 0000000000000400
>Sep 20 01:05:03 Owl2 kernel: [60836.173636] R13: 0000000000000096 R14: 0000000000000002 R15: 0000000000000017
>Sep 20 01:05:03 Owl2 kernel: [60836.173638] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.173640] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.173642] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.173643] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.173644]  ffff88042fc83e28 0000000000000007 ffff88042fc83e38 0000000000002710
>Sep 20 01:05:03 Owl2 kernel: [60836.173649]  ffffffff81c40980 ffffffff81c40880 ffff880424b96000 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.173653]  ffff88042fc8e360 ffffffff81031cdf ffffffff81cae140 ffffffff810ef3e0
>Sep 20 01:05:03 Owl2 kernel: [60836.173657] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.173664]  [<ffffffff81031cdf>] arch_trigger_all_cpu_backtrace+0x4f/0x90
>Sep 20 01:05:03 Owl2 kernel: [60836.173671]  [<ffffffff810ef3e0>] rcu_check_callbacks+0x310/0x5f0
>Sep 20 01:05:03 Owl2 kernel: [60836.173680]  [<ffffffff8105ffbf>] update_process_times+0x3f/0x80
>Sep 20 01:05:03 Owl2 kernel: [60836.173687]  [<ffffffff810ac937>] tick_sched_handle.isra.10+0x27/0x70
>Sep 20 01:05:03 Owl2 kernel: [60836.173692]  [<ffffffff810acaa5>] tick_sched_timer+0x45/0x70
>Sep 20 01:05:03 Owl2 kernel: [60836.173697]  [<ffffffff81076da6>] __run_hrtimer+0x66/0x1b0
>Sep 20 01:05:03 Owl2 kernel: [60836.173703]  [<ffffffff81077589>] hrtimer_interrupt+0xf9/0x230
>Sep 20 01:05:03 Owl2 kernel: [60836.173709]  [<ffffffff81030116>] smp_apic_timer_interrupt+0x36/0x50
>Sep 20 01:05:03 Owl2 kernel: [60836.173716]  [<ffffffff815a0f5d>] apic_timer_interrupt+0x6d/0x80
>Sep 20 01:05:03 Owl2 kernel: [60836.173726]  [<ffffffff812de53f>] rb_prev+0x1f/0x50
>Sep 20 01:05:03 Owl2 kernel: [60836.173747]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:05:03 Owl2 kernel: [60836.173853]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:05:03 Owl2 kernel: [60836.173892]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:05:03 Owl2 kernel: [60836.173934]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:05:03 Owl2 kernel: [60836.173989]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:05:03 Owl2 kernel: [60836.174029]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:05:03 Owl2 kernel: [60836.174034]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.174037] Code: bd ca 81 41 83 fe 02 44 0f b7 3c 03 74 54 8b 04 25 00 23 5f ff f6 c4 10 74 0e f3 90 8b 0c 25 00 23 5f ff 80 e5 10 75 f2 44 89 f8 <c1> e0 18 89 04 25 10 23 5f ff 41 83 fe 02 44 89 e0 41 0f 45 c6
>Sep 20 01:05:03 Owl2 kernel: [60836.174071] NMI backtrace for cpu 0
>Sep 20 01:05:03 Owl2 kernel: [60836.174097] CPU: 0 PID: 0 Comm: swapper/0 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.174103] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.174109] task: ffffffff81c12440 ti: ffffffff81c00000 task.ti: ffffffff81c00000
>Sep 20 01:05:03 Owl2 kernel: [60836.174114] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.174130] RSP: 0018:ffffffff81c01ec0  EFLAGS: 00000292
>Sep 20 01:05:03 Owl2 kernel: [60836.174135] RAX: ffffffff8100b140 RBX: ffffffff81c01fd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.174140] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000092
>Sep 20 01:05:03 Owl2 kernel: [60836.174144] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.174148] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff81c01fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.174152] R13: ffffffff81c01fd8 R14: 0000000000094580 R15: ffffffff81c01fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.174158] FS:  00007f2a1d0be700(0000) GS:ffff88022fc00000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.174162] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.174167] CR2: 00007f2a1bac544c CR3: 0000000001c0d000 CR4: 00000000000007f0
>Sep 20 01:05:03 Owl2 kernel: [60836.174170] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.174174]  ffffffff8100b158 0000000000094580 ffffffff81c01fd8 ffffffff81c01fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.174186]  ffffffff810a27d6 0000000000094580 ffffffffffffffff ffffffff81d6e2e0
>Sep 20 01:05:03 Owl2 kernel: [60836.174195]  f00f8de59373b503 0000000000094580 ffffffffffffffff ffffffff81d66020
>Sep 20 01:05:03 Owl2 kernel: [60836.174204] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.174227]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.174243]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.174259]  [<ffffffff81cceebf>] start_kernel+0x434/0x43f
>Sep 20 01:05:03 Owl2 kernel: [60836.174273]  [<ffffffff81cce6b5>] x86_64_start_kernel+0x10d/0x11c
>Sep 20 01:05:03 Owl2 kernel: [60836.174280] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.174348] NMI backtrace for cpu 4
>Sep 20 01:05:03 Owl2 kernel: [60836.174363] CPU: 4 PID: 0 Comm: swapper/4 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.174368] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.174375] task: ffff88022562e3c0 ti: ffff880225630000 task.ti: ffff880225630000
>Sep 20 01:05:03 Owl2 kernel: [60836.174380] RIP: 0010:[<ffffffff8106bc77>]  [<ffffffff8106bc77>] __queue_work+0x57/0x310
>Sep 20 01:05:03 Owl2 kernel: [60836.174407] RSP: 0018:ffff88042fc03e28  EFLAGS: 00000046
>Sep 20 01:05:03 Owl2 kernel: [60836.174428] RAX: 0000000000000000 RBX: ffff8804258b8000 RCX: ffff88042fc10148
>Sep 20 01:05:03 Owl2 kernel: [60836.174448] RDX: ffff88042fc10128 RSI: ffff88042f821e00 RDI: 0000000000000004
>Sep 20 01:05:03 Owl2 kernel: [60836.174468] RBP: ffff88042f821e00 R08: 000037543f9c7a00 R09: ffff8804258b8003
>Sep 20 01:05:03 Owl2 kernel: [60836.174487] R10: 0000000000000005 R11: 0000000000000000 R12: ffff88042fc10128
>Sep 20 01:05:03 Owl2 kernel: [60836.174506] R13: 0000000000000004 R14: 000000000000f6e8 R15: 0000000000000004
>Sep 20 01:05:03 Owl2 kernel: [60836.174526] FS:  00007f81c851d7c0(0000) GS:ffff88042fc00000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.174546] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.174566] CR2: 00007f81c83a9000 CR3: 00000004228ad000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.174585] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.174602]  ffff88042fc13740 0000000000000092 ffff88042fc03e88 ffff8804258b8000
>Sep 20 01:05:03 Owl2 kernel: [60836.174673]  ffff88042fc10148 0000000000000100 ffffffff8106bf30 ffff88042fc10128
>Sep 20 01:05:03 Owl2 kernel: [60836.174698]  0000000000000002 ffffffff8105e07c ffff8804258b8000 ffff88042fc10148
>Sep 20 01:05:03 Owl2 kernel: [60836.174707] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.174731]  [<ffffffff8105e07c>] call_timer_fn+0x2c/0x100
>Sep 20 01:05:03 Owl2 kernel: [60836.174745]  [<ffffffff8105f4c4>] run_timer_softirq+0x154/0x2a0
>Sep 20 01:05:03 Owl2 kernel: [60836.174757]  [<ffffffff8105715e>] __do_softirq+0xde/0x220
>Sep 20 01:05:03 Owl2 kernel: [60836.174769]  [<ffffffff81057405>] irq_exit+0xa5/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.174787]  [<ffffffff8103011b>] smp_apic_timer_interrupt+0x3b/0x50
>Sep 20 01:05:03 Owl2 kernel: [60836.174802]  [<ffffffff815a0f5d>] apic_timer_interrupt+0x6d/0x80
>Sep 20 01:05:03 Owl2 kernel: [60836.174820]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.174833]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.174847]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.174861]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.174868] Code: 00 01 00 00 a9 00 00 01 00 0f 85 e7 01 00 00 49 c7 c6 e8 f6 00 00 41 81 fd 00 02 00 00 0f 84 91 01 00 00 a8 02 0f 85 e9 00 00 00 <49> 63 c7 48 8b 9d 08 01 00 00 48 03 1c c5 e0 bd ca 81 4c 89 e7
>Sep 20 01:05:03 Owl2 kernel: [60836.174936] NMI backtrace for cpu 5
>Sep 20 01:05:03 Owl2 kernel: [60836.174952] CPU: 5 PID: 0 Comm: swapper/5 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.174957] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.174963] task: ffff880225634400 ti: ffff880225636000 task.ti: ffff880225636000
>Sep 20 01:05:03 Owl2 kernel: [60836.174967] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.174983] RSP: 0018:ffff880225637eb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.174988] RAX: ffffffff8100b140 RBX: ffff880225637fd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.174992] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.174996] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175000] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225637fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175004] R13: ffff880225637fd8 R14: 0000000000000000 R15: ffff880225637fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175010] FS:  00007f8bcbebb7c0(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175014] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.175018] CR2: 00007fcb6e23e960 CR3: 0000000824832000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.175022] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.175025]  ffffffff8100b158 0000000000000000 ffff880225637fd8 ffff880225637fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175037]  ffffffff810a27d6 0000000000000005 ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175046]  18f46b0a13082113 ffff88042fc4ce40 ffff880225637f40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175055] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.175077]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.175092]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.175108]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.175115] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.175182] NMI backtrace for cpu 1
>Sep 20 01:05:03 Owl2 kernel: [60836.175198] CPU: 1 PID: 0 Comm: swapper/1 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.175204] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.175210] task: ffff880225622300 ti: ffff880225624000 task.ti: ffff880225624000
>Sep 20 01:05:03 Owl2 kernel: [60836.175215] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.175232] RSP: 0018:ffff880225625eb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.175236] RAX: ffffffff8100b140 RBX: ffff880225625fd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175241] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.175245] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175249] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225625fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175253] R13: ffff880225625fd8 R14: 0000000000000000 R15: ffff880225625fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175259] FS:  00007f6e0002c700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175263] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.175267] CR2: 00007f6dfff6f730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.175271] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.175275]  ffffffff8100b158 0000000000000000 ffff880225625fd8 ffff880225625fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175286]  ffffffff810a27d6 0000000000000001 ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175295]  60aa77015bf23b5f ffff88022fc4ce40 ffff880225625f40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175304] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.175328]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.175344]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.175361]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.175369] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.175436] NMI backtrace for cpu 2
>Sep 20 01:05:03 Owl2 kernel: [60836.175450] CPU: 2 PID: 0 Comm: swapper/2 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.175456] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.175463] task: ffff880225626340 ti: ffff880225628000 task.ti: ffff880225628000
>Sep 20 01:05:03 Owl2 kernel: [60836.175467] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.175481] RSP: 0018:ffff880225629eb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.175486] RAX: ffffffff8100b140 RBX: ffff880225629fd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175491] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.175495] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175499] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225629fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175503] R13: ffff880225629fd8 R14: 0000000000000000 R15: ffff880225629fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175508] FS:  00007f25295e0700(0000) GS:ffff88022fc80000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175513] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.175517] CR2: 00007f25295ed000 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.175521] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.175524]  ffffffff8100b158 0000000000000000 ffff880225629fd8 ffff880225629fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175535]  ffffffff810a27d6 0000000000000002 ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175544]  572927c53457edfa ffff88022fc8ce40 ffff880225629f40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175553] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.175572]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.175585]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.175602]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.175609] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.175675] NMI backtrace for cpu 3
>Sep 20 01:05:03 Owl2 kernel: [60836.175690] CPU: 3 PID: 0 Comm: swapper/3 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.175696] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.175702] task: ffff88022562a380 ti: ffff88022562c000 task.ti: ffff88022562c000
>Sep 20 01:05:03 Owl2 kernel: [60836.175707] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.175725] RSP: 0018:ffff88022562deb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.175730] RAX: ffffffff8100b140 RBX: ffff88022562dfd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175734] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.175739] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175743] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022562dfd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175747] R13: ffff88022562dfd8 R14: 0000000000000000 R15: ffff88022562dfd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175752] FS:  00007f9e146f7700(0000) GS:ffff88022fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175757] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.175761] CR2: 00007f6dfff7faf7 CR3: 000000081eec4000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.175765] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.175768]  ffffffff8100b158 0000000000000000 ffff88022562dfd8 ffff88022562dfd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175780]  ffffffff810a27d6 0000000000000003 ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175789]  aba39057b2707544 ffff88022fccce40 ffff88022562df40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175798] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.175817]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.175831]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.175847]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.175854] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.175922] NMI backtrace for cpu 7
>Sep 20 01:05:03 Owl2 kernel: [60836.175937] CPU: 7 PID: 0 Comm: swapper/7 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.175942] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.175948] task: ffff88022563c480 ti: ffff88022563e000 task.ti: ffff88022563e000
>Sep 20 01:05:03 Owl2 kernel: [60836.175952] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.175965] RSP: 0018:ffff88022563feb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.175970] RAX: ffffffff8100b140 RBX: ffff88022563ffd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175975] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.175978] RBP: 0000000000000007 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175982] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022563ffd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175986] R13: ffff88022563ffd8 R14: 0000000000000000 R15: ffff88022563ffd8
>Sep 20 01:05:03 Owl2 kernel: [60836.175992] FS:  00007f3cc582e700(0000) GS:ffff88042fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.175996] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.176001] CR2: 00007fffa34998df CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.176004] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.176008]  ffffffff8100b158 0000000000000000 ffff88022563ffd8 ffff88022563ffd8
>Sep 20 01:05:03 Owl2 kernel: [60836.176019]  ffffffff810a27d6 0000000000000007 ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176028]  cb9802744e3de032 ffff88042fccce40 ffff88022563ff40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176037] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.176056]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.176068]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.176082]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.176089] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.176159] NMI backtrace for cpu 8
>Sep 20 01:05:03 Owl2 kernel: [60836.176178] CPU: 8 PID: 0 Comm: swapper/8 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.176184] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.176191] task: ffff8802256404c0 ti: ffff880225642000 task.ti: ffff880225642000
>Sep 20 01:05:03 Owl2 kernel: [60836.176196] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.176215] RSP: 0018:ffff880225643eb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.176219] RAX: ffffffff8100b140 RBX: ffff880225643fd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176224] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.176228] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176232] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225643fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.176236] R13: ffff880225643fd8 R14: 0000000000000000 R15: ffff880225643fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.176242] FS:  00007f2a1d0be700(0000) GS:ffff88082fc00000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176246] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.176250] CR2: 00007f2a1ae70884 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.176254] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.176258]  ffffffff8100b158 0000000000000000 ffff880225643fd8 ffff880225643fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.176271]  ffffffff810a27d6 0000000000000008 ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176280]  80868b24b9c0704e ffff88082fc0ce40 ffff880225643f40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176289] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.176316]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.176333]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.176351]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.176359] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.176421] NMI backtrace for cpu 12
>Sep 20 01:05:03 Owl2 kernel: [60836.176432] CPU: 12 PID: 0 Comm: swapper/12 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.176438] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.176444] task: ffff8802256525c0 ti: ffff880225654000 task.ti: ffff880225654000
>Sep 20 01:05:03 Owl2 kernel: [60836.176463] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.176515] RSP: 0018:ffff880225655eb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.176517] RAX: ffffffff8100b140 RBX: ffff880225655fd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176520] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.176522] RBP: 000000000000000c R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176523] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225655fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.176525] R13: ffff880225655fd8 R14: 0000000000000000 R15: ffff880225655fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.176529] FS:  00007f3241d02800(0000) GS:ffff88062fc00000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176531] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.176533] CR2: 00007f323e5a1270 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.176535] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.176545]  ffffffff8100b158 0000000000000000 ffff880225655fd8 ffff880225655fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.176551]  ffffffff810a27d6 000000000000000c ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176557]  be553ebaa2ecb8e5 ffff88062fc0ce40 ffff880225655f40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176559] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.176584]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.176598]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.176614]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.176657] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.176665] NMI backtrace for cpu 9
>Sep 20 01:05:03 Owl2 kernel: [60836.176674] CPU: 9 PID: 0 Comm: swapper/9 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.176676] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.176680] task: ffff880225644500 ti: ffff880225646000 task.ti: ffff880225646000
>Sep 20 01:05:03 Owl2 kernel: [60836.176698] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.176702] RSP: 0018:ffff880225647eb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.176708] RAX: ffffffff8100b140 RBX: ffff880225647fd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176713] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.176717] RBP: 0000000000000009 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176721] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225647fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.176725] R13: ffff880225647fd8 R14: 0000000000000000 R15: ffff880225647fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.176731] FS:  00007f866837a700(0000) GS:ffff88082fc40000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176736] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.176741] CR2: 00007f8668598490 CR3: 000000082536d000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.176744] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.176761]  ffffffff8100b158 0000000000000000 ffff880225647fd8 ffff880225647fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.176777]  ffffffff810a27d6 0000000000000009 ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176792]  f9b3456858737178 ffff88082fc4ce40 ffff880225647f40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.176795] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.176824]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.176839]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.176854]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.176860] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.176957] NMI backtrace for cpu 13
>Sep 20 01:05:03 Owl2 kernel: [60836.176966] CPU: 13 PID: 0 Comm: swapper/13 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.176968] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.176971] task: ffff880225656600 ti: ffff880225658000 task.ti: ffff880225658000
>Sep 20 01:05:03 Owl2 kernel: [60836.176975] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.176992] RSP: 0018:ffff880225659eb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.177000] RAX: ffffffff8100b140 RBX: ffff880225659fd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177005] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.177010] RBP: 000000000000000d R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177014] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225659fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177019] R13: ffff880225659fd8 R14: 0000000000000000 R15: ffff880225659fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177024] FS:  00007f3cc582e700(0000) GS:ffff88062fc40000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177029] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.177034] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.177037] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.177057]  ffffffff8100b158 0000000000000000 ffff880225659fd8 ffff880225659fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177060]  ffffffff810a27d6 000000000000000d ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177117]  7f6d93c1c00f77da ffff88062fc4ce40 ffff880225659f40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177124] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.177140]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.177155]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.177169]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.177182] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.177242] NMI backtrace for cpu 10
>Sep 20 01:05:03 Owl2 kernel: [60836.177250] CPU: 10 PID: 0 Comm: swapper/10 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.177252] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.177255] task: ffff880225648540 ti: ffff88022564a000 task.ti: ffff88022564a000
>Sep 20 01:05:03 Owl2 kernel: [60836.177259] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.177272] RSP: 0018:ffff88022564beb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.177279] RAX: ffffffff8100b140 RBX: ffff88022564bfd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177283] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.177287] RBP: 000000000000000a R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177290] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022564bfd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177293] R13: ffff88022564bfd8 R14: 0000000000000000 R15: ffff88022564bfd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177299] FS:  00007f3ad1835700(0000) GS:ffff88082fc80000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177304] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.177307] CR2: 00007f3ad046d884 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.177310] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.177325]  ffffffff8100b158 0000000000000000 ffff88022564bfd8 ffff88022564bfd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177335]  ffffffff810a27d6 000000000000000a ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177345]  b5a8e98aea2592e9 ffff88082fc8ce40 ffff88022564bf40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177348] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.177370]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.177383]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.177397]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.177403] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.177520] NMI backtrace for cpu 14
>Sep 20 01:05:03 Owl2 kernel: [60836.177536] CPU: 14 PID: 0 Comm: swapper/14 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.177542] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.177549] task: ffff88022565a640 ti: ffff88022565c000 task.ti: ffff88022565c000
>Sep 20 01:05:03 Owl2 kernel: [60836.177554] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.177568] RSP: 0018:ffff88022565deb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.177573] RAX: ffffffff8100b140 RBX: ffff88022565dfd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177578] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.177582] RBP: 000000000000000e R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177586] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022565dfd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177590] R13: ffff88022565dfd8 R14: 0000000000000000 R15: ffff88022565dfd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177598] FS:  00007fc536e0a700(0000) GS:ffff88062fc80000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177605] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.177610] CR2: 00007fc5369058f0 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.177614] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.177617]  ffffffff8100b158 0000000000000000 ffff88022565dfd8 ffff88022565dfd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177628]  ffffffff810a27d6 000000000000000e ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177638]  1b843e53e9aa3163 ffff88062fc8ce40 ffff88022565df40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177647] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.177668]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.177682]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.177697]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.177704] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.177772] NMI backtrace for cpu 11
>Sep 20 01:05:03 Owl2 kernel: [60836.177788] CPU: 11 PID: 0 Comm: swapper/11 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.177793] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.177800] task: ffff88022564c580 ti: ffff88022564e000 task.ti: ffff88022564e000
>Sep 20 01:05:03 Owl2 kernel: [60836.177805] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.177819] RSP: 0018:ffff88022564feb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.177824] RAX: ffffffff8100b140 RBX: ffff88022564ffd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177829] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.177833] RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177837] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022564ffd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177841] R13: ffff88022564ffd8 R14: 0000000000000000 R15: ffff88022564ffd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177846] FS:  00007f40e4880700(0000) GS:ffff88082fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177851] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.177855] CR2: 00007f40e32ad884 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.177859] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.177862]  ffffffff8100b158 0000000000000000 ffff88022564ffd8 ffff88022564ffd8
>Sep 20 01:05:03 Owl2 kernel: [60836.177873]  ffffffff810a27d6 000000000000000b ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177882]  76e25279c0ed1f84 ffff88082fccce40 ffff88022564ff40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.177891] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.177913]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.177927]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.177941]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.177948] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.178016] NMI backtrace for cpu 15
>Sep 20 01:05:03 Owl2 kernel: [60836.178020] nmi_handle: 1 callbacks suppressed
>Sep 20 01:05:03 Owl2 kernel: [60836.178029] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 3.914 msecs
>Sep 20 01:05:03 Owl2 kernel: [60836.178049] CPU: 15 PID: 0 Comm: swapper/15 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:03 Owl2 kernel: [60836.178055] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:03 Owl2 kernel: [60836.178061] task: ffff88022565e680 ti: ffff880225660000 task.ti: ffff880225660000
>Sep 20 01:05:03 Owl2 kernel: [60836.178066] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:05:03 Owl2 kernel: [60836.178080] RSP: 0018:ffff880225661eb0  EFLAGS: 00000296
>Sep 20 01:05:03 Owl2 kernel: [60836.178084] RAX: ffffffff8100b140 RBX: ffff880225661fd8 RCX: 0100000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.178089] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:05:03 Owl2 kernel: [60836.178093] RBP: 000000000000000f R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.178097] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225661fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.178101] R13: ffff880225661fd8 R14: 0000000000000000 R15: ffff880225661fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.178107] FS:  00007f6e0002c700(0000) GS:ffff88062fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.178111] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:03 Owl2 kernel: [60836.178115] CR2: 0000000001002e6c CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:05:03 Owl2 kernel: [60836.178119] Stack:
>Sep 20 01:05:03 Owl2 kernel: [60836.178122]  ffffffff8100b158 0000000000000000 ffff880225661fd8 ffff880225661fd8
>Sep 20 01:05:03 Owl2 kernel: [60836.178134]  ffffffff810a27d6 000000000000000f ffffffff810ab631 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.178143]  b6faad6df28ec3fc ffff88062fccce40 ffff880225661f40 0000000000000000
>Sep 20 01:05:03 Owl2 kernel: [60836.178151] Call Trace:
>Sep 20 01:05:03 Owl2 kernel: [60836.178172]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:05:03 Owl2 kernel: [60836.178186]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:05:03 Owl2 kernel: [60836.178200]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:05:03 Owl2 kernel: [60836.178206] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:05:03 Owl2 kernel: [60836.178277] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 4.171 msecs
>Sep 20 01:05:28 Owl2 kernel: [60861.354028] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:05:28 Owl2 kernel: [60861.361442] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:05:28 Owl2 kernel: [60861.361483] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:28 Owl2 kernel: [60861.361485] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:28 Owl2 kernel: [60861.361487] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:05:28 Owl2 kernel: [60861.361489] RIP: 0010:[<ffffffffa0157fc0>]  [<ffffffffa0157fc0>] comp_entry+0x30/0x1b0 [btrfs]
>Sep 20 01:05:28 Owl2 kernel: [60861.361508] RSP: 0018:ffff880424b97bd8  EFLAGS: 00000246
>Sep 20 01:05:28 Owl2 kernel: [60861.361510] RAX: 0000000000000002 RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:05:28 Owl2 kernel: [60861.361512] RDX: 0000000000000000 RSI: ffff880422f3ecd0 RDI: ffff8801c5591310
>Sep 20 01:05:28 Owl2 kernel: [60861.361514] RBP: ffff8801c5591310 R08: 0000000000000000 R09: ffff8801bd6fd310
>Sep 20 01:05:28 Owl2 kernel: [60861.361515] R10: ffff8801bd6fbbb0 R11: ffffffffffffffba R12: ffff880424aa1140
>Sep 20 01:05:28 Owl2 kernel: [60861.361517] R13: 000001db89c00000 R14: 0000000000000018 R15: 0000000000001000
>Sep 20 01:05:28 Owl2 kernel: [60861.361519] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:05:28 Owl2 kernel: [60861.361521] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:28 Owl2 kernel: [60861.361523] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:05:28 Owl2 kernel: [60861.361524] Stack:
>Sep 20 01:05:28 Owl2 kernel: [60861.361525]  ffff8801c5591310 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:05:28 Owl2 kernel: [60861.361531]  0000000101db89c0 ffff8801c5591310 ffff880220e859f0 ffff880220a85568
>Sep 20 01:05:28 Owl2 kernel: [60861.361534]  ffff880424b97c38 ffff88081d8a4458 ffff880220a85568 ffff880220e859f0
>Sep 20 01:05:28 Owl2 kernel: [60861.361537] Call Trace:
>Sep 20 01:05:28 Owl2 kernel: [60861.361647]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:05:28 Owl2 kernel: [60861.361750]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:05:28 Owl2 kernel: [60861.361789]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:05:28 Owl2 kernel: [60861.361831]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:05:28 Owl2 kernel: [60861.361885]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:05:28 Owl2 kernel: [60861.361925]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:05:28 Owl2 kernel: [60861.361931]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:05:28 Owl2 kernel: [60861.361935] Code: 89 1c 24 48 89 6c 24 08 48 89 f3 4c 89 64 24 10 48 8b 47 18 48 89 fd 48 39 46 18 0f 82 da 00 00 00 0f 87 ac 00 00 00 0f b6 46 3a <a8> 01 0f 85 b8 00 00 00 0f b6 77 3a 40 f6 c6 01 0f 85 ba 00 00
>Sep 20 01:05:56 Owl2 kernel: [60889.354514] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:05:56 Owl2 kernel: [60889.361984] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:05:56 Owl2 kernel: [60889.362024] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:05:56 Owl2 kernel: [60889.362026] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:05:56 Owl2 kernel: [60889.362028] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:05:56 Owl2 kernel: [60889.362030] RIP: 0010:[<ffffffffa0157fc0>]  [<ffffffffa0157fc0>] comp_entry+0x30/0x1b0 [btrfs]
>Sep 20 01:05:56 Owl2 kernel: [60889.362050] RSP: 0018:ffff880424b97bd8  EFLAGS: 00000246
>Sep 20 01:05:56 Owl2 kernel: [60889.362052] RAX: 0000000000000066 RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:05:56 Owl2 kernel: [60889.362053] RDX: 0000000000000000 RSI: ffff8801b6519cd0 RDI: ffff8801e211f550
>Sep 20 01:05:56 Owl2 kernel: [60889.362055] RBP: ffff8801e211f550 R08: 0000000000000000 R09: ffff8801bd43c430
>Sep 20 01:05:56 Owl2 kernel: [60889.362057] R10: ffff8801bd43b490 R11: ffffffffffffffba R12: ffff880424aa1140
>Sep 20 01:05:56 Owl2 kernel: [60889.362059] R13: 000001db89c00000 R14: 0000000000000018 R15: 0000000000001000
>Sep 20 01:05:56 Owl2 kernel: [60889.362061] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:05:56 Owl2 kernel: [60889.362063] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:05:56 Owl2 kernel: [60889.362064] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:05:56 Owl2 kernel: [60889.362066] Stack:
>Sep 20 01:05:56 Owl2 kernel: [60889.362067]  ffff8801e211f550 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:05:56 Owl2 kernel: [60889.362072]  0000000101db89c0 ffff8801e211f550 ffff880220e859f0 ffff880220a85568
>Sep 20 01:05:56 Owl2 kernel: [60889.362076]  ffff880424b97c38 ffff88081d8a4458 ffff880220a85568 ffff880220e859f0
>Sep 20 01:05:56 Owl2 kernel: [60889.362079] Call Trace:
>Sep 20 01:05:56 Owl2 kernel: [60889.362188]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:05:56 Owl2 kernel: [60889.362290]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:05:56 Owl2 kernel: [60889.362328]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:05:56 Owl2 kernel: [60889.362370]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:05:56 Owl2 kernel: [60889.362425]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:05:56 Owl2 kernel: [60889.362465]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:05:56 Owl2 kernel: [60889.362472]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:05:56 Owl2 kernel: [60889.362475] Code: 89 1c 24 48 89 6c 24 08 48 89 f3 4c 89 64 24 10 48 8b 47 18 48 89 fd 48 39 46 18 0f 82 da 00 00 00 0f 87 ac 00 00 00 0f b6 46 3a <a8> 01 0f 85 b8 00 00 00 0f b6 77 3a 40 f6 c6 01 0f 85 ba 00 00
>Sep 20 01:06:24 Owl2 kernel: [60917.355000] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:06:24 Owl2 kernel: [60917.362450] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:06:24 Owl2 kernel: [60917.362490] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:06:24 Owl2 kernel: [60917.362492] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:06:24 Owl2 kernel: [60917.362495] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:06:24 Owl2 kernel: [60917.362496] RIP: 0010:[<ffffffffa0158bab>]  [<ffffffffa0158bab>] btrfs_merge_delayed_refs+0xbb/0x3d0 [btrfs]
>Sep 20 01:06:24 Owl2 kernel: [60917.362515] RSP: 0018:ffff880424b97bf8  EFLAGS: 00000206
>Sep 20 01:06:24 Owl2 kernel: [60917.362517] RAX: ffff8801af56d550 RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:06:24 Owl2 kernel: [60917.362519] RDX: 000001f61345e000 RSI: 0000000000000000 RDI: ffff8801af56fcd0
>Sep 20 01:06:24 Owl2 kernel: [60917.362521] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff8801ba7a9af1
>Sep 20 01:06:24 Owl2 kernel: [60917.362522] R10: 000000000000000c R11: ffffffffffffffba R12: 000000000000000c
>Sep 20 01:06:24 Owl2 kernel: [60917.362524] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff88081d831c10
>Sep 20 01:06:24 Owl2 kernel: [60917.362526] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:06:24 Owl2 kernel: [60917.362528] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:06:24 Owl2 kernel: [60917.362530] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:06:24 Owl2 kernel: [60917.362531] Stack:
>Sep 20 01:06:24 Owl2 kernel: [60917.362532]  0000000101db89c0 ffff880811143610 ffff880220e859f0 ffff880220a85568
>Sep 20 01:06:24 Owl2 kernel: [60917.362538]  ffff880424b97c38 ffff88081d8a4458 ffff880220a85568 ffff880220e859f0
>Sep 20 01:06:24 Owl2 kernel: [60917.362541]  ffff880252324ea8 ffff880625354800 0000000000000000 ffffffffa00ffe46
>Sep 20 01:06:24 Owl2 kernel: [60917.362545] Call Trace:
>Sep 20 01:06:24 Owl2 kernel: [60917.362651]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:06:24 Owl2 kernel: [60917.362689]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:06:24 Owl2 kernel: [60917.362731]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:06:24 Owl2 kernel: [60917.362786]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:06:24 Owl2 kernel: [60917.362827]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:06:24 Owl2 kernel: [60917.362834]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:06:24 Owl2 kernel: [60917.362837] Code: 00 48 8b 7c 24 08 45 31 ed e8 92 59 18 e1 48 8b 5c 24 08 49 89 c7 4d 85 ff 0f 84 41 01 00 00 4c 89 ff e8 79 59 18 e1 48 8b 53 18 <49> 39 57 18 49 89 c6 0f 85 28 01 00 00 48 85 ed 74 0a 49 3b 6f
>Sep 20 01:06:52 Owl2 kernel: [60945.355486] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:06:52 Owl2 kernel: [60945.362945] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:06:52 Owl2 kernel: [60945.362985] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:06:52 Owl2 kernel: [60945.362987] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:06:52 Owl2 kernel: [60945.362989] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:06:52 Owl2 kernel: [60945.362991] RIP: 0010:[<ffffffff812de53f>]  [<ffffffff812de53f>] rb_prev+0x1f/0x50
>Sep 20 01:06:52 Owl2 kernel: [60945.362998] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000282
>Sep 20 01:06:52 Owl2 kernel: [60945.363000] RAX: ffff88021f8f7f70 RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:06:52 Owl2 kernel: [60945.363002] RDX: ffff88021f8f7eb0 RSI: 0000000000000000 RDI: ffff88021f8f7d90
>Sep 20 01:06:52 Owl2 kernel: [60945.363004] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff8801b87ee430
>Sep 20 01:06:52 Owl2 kernel: [60945.363005] R10: ffff8801b87ee670 R11: ffffffffffffffba R12: ffff8801b87ee670
>Sep 20 01:06:52 Owl2 kernel: [60945.363007] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff880622781df0
>Sep 20 01:06:52 Owl2 kernel: [60945.363009] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:06:52 Owl2 kernel: [60945.363011] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:06:52 Owl2 kernel: [60945.363013] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:06:52 Owl2 kernel: [60945.363014] Stack:
>Sep 20 01:06:52 Owl2 kernel: [60945.363016]  ffffffffa0158ba7 0000000101db89c0 ffff88061ffba910 ffff880220e859f0
>Sep 20 01:06:52 Owl2 kernel: [60945.363021]  ffff880220a85568 ffff880424b97c38 ffff88081d8a4458 ffff880220a85568
>Sep 20 01:06:52 Owl2 kernel: [60945.363024]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:06:52 Owl2 kernel: [60945.363028] Call Trace:
>Sep 20 01:06:52 Owl2 kernel: [60945.363051]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:06:52 Owl2 kernel: [60945.363157]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:06:52 Owl2 kernel: [60945.363195]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:06:52 Owl2 kernel: [60945.363237]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:06:52 Owl2 kernel: [60945.363292]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:06:52 Owl2 kernel: [60945.363332]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:06:52 Owl2 kernel: [60945.363339]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:06:52 Owl2 kernel: [60945.363342] Code: eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 17 48 39 d7 74 3f 48 8b 47 10 48 85 c0 75 0a eb 23 0f 1f 44 00 00 48 89 d0 48 8b 50 08 <48> 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 10 48
>Sep 20 01:07:20 Owl2 kernel: [60973.355973] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:07:20 Owl2 kernel: [60973.363440] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:07:20 Owl2 kernel: [60973.363481] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:07:20 Owl2 kernel: [60973.363483] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:07:20 Owl2 kernel: [60973.363485] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:07:20 Owl2 kernel: [60973.363487] RIP: 0010:[<ffffffffa0157fc0>]  [<ffffffffa0157fc0>] comp_entry+0x30/0x1b0 [btrfs]
>Sep 20 01:07:20 Owl2 kernel: [60973.363508] RSP: 0018:ffff880424b97bd8  EFLAGS: 00000246
>Sep 20 01:07:20 Owl2 kernel: [60973.363510] RAX: 000000000000000e RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:07:20 Owl2 kernel: [60973.363512] RDX: 0000000000000000 RSI: ffff8801b75f7bb0 RDI: ffff8801bfed8790
>Sep 20 01:07:20 Owl2 kernel: [60973.363513] RBP: ffff8801bfed8790 R08: 0000000000000000 R09: ffff8801b76042b1
>Sep 20 01:07:20 Owl2 kernel: [60973.363515] R10: ffff8801b76031f0 R11: ffffffffffffffba R12: ffff880424aa1140
>Sep 20 01:07:20 Owl2 kernel: [60973.363517] R13: 000001db89c00000 R14: 0000000000000018 R15: 0000000000001000
>Sep 20 01:07:20 Owl2 kernel: [60973.363519] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:07:20 Owl2 kernel: [60973.363521] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:07:20 Owl2 kernel: [60973.363523] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:07:20 Owl2 kernel: [60973.363524] Stack:
>Sep 20 01:07:20 Owl2 kernel: [60973.363525]  ffff8801bfed8790 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:07:20 Owl2 kernel: [60973.363530]  0000000101db89c0 ffff8801bfed8790 ffff880220e859f0 ffff880220a85568
>Sep 20 01:07:20 Owl2 kernel: [60973.363534]  ffff880424b97c38 ffff88081d8a4458 ffff880220a85568 ffff880220e859f0
>Sep 20 01:07:20 Owl2 kernel: [60973.363537] Call Trace:
>Sep 20 01:07:20 Owl2 kernel: [60973.363647]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:07:20 Owl2 kernel: [60973.363749]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:07:20 Owl2 kernel: [60973.363788]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:07:20 Owl2 kernel: [60973.363830]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:07:20 Owl2 kernel: [60973.363884]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:07:20 Owl2 kernel: [60973.363925]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:07:20 Owl2 kernel: [60973.363932]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:07:20 Owl2 kernel: [60973.363936] Code: 89 1c 24 48 89 6c 24 08 48 89 f3 4c 89 64 24 10 48 8b 47 18 48 89 fd 48 39 46 18 0f 82 da 00 00 00 0f 87 ac 00 00 00 0f b6 46 3a <a8> 01 0f 85 b8 00 00 00 0f b6 77 3a 40 f6 c6 01 0f 85 ba 00 00
>Sep 20 01:07:48 Owl2 kernel: [61001.356459] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:07:48 Owl2 kernel: [61001.363931] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:07:48 Owl2 kernel: [61001.363970] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:07:48 Owl2 kernel: [61001.363972] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:07:48 Owl2 kernel: [61001.363975] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:07:48 Owl2 kernel: [61001.363976] RIP: 0010:[<ffffffffa0157fda>]  [<ffffffffa0157fda>] comp_entry+0x4a/0x1b0 [btrfs]
>Sep 20 01:07:48 Owl2 kernel: [61001.363996] RSP: 0018:ffff880424b97bd8  EFLAGS: 00000246
>Sep 20 01:07:48 Owl2 kernel: [61001.363998] RAX: 0000000000000082 RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:07:48 Owl2 kernel: [61001.363999] RDX: 0000000000000000 RSI: 000000000000006e RDI: ffff8801c55aeb50
>Sep 20 01:07:48 Owl2 kernel: [61001.364001] RBP: ffff8801c55aeb50 R08: ffff8801b6534790 R09: 0000000000000000
>Sep 20 01:07:48 Owl2 kernel: [61001.364003] R10: ffff8801b6538e50 R11: ffffffffffffffba R12: ffff880424aa1140
>Sep 20 01:07:48 Owl2 kernel: [61001.364004] R13: 000001db89c00000 R14: 0000000000000018 R15: 0000000000001000
>Sep 20 01:07:48 Owl2 kernel: [61001.364007] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:07:48 Owl2 kernel: [61001.364008] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:07:48 Owl2 kernel: [61001.364010] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:07:48 Owl2 kernel: [61001.364012] Stack:
>Sep 20 01:07:48 Owl2 kernel: [61001.364013]  ffff8801c55aeb50 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:07:48 Owl2 kernel: [61001.364018]  0000000101db89c0 ffff8801c55aeb50 ffff880220e859f0 ffff880220a85568
>Sep 20 01:07:48 Owl2 kernel: [61001.364022]  ffff880424b97c38 ffff88081d8a4458 ffff880220a85568 ffff880220e859f0
>Sep 20 01:07:48 Owl2 kernel: [61001.364025] Call Trace:
>Sep 20 01:07:48 Owl2 kernel: [61001.364134]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:07:48 Owl2 kernel: [61001.364236]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:07:48 Owl2 kernel: [61001.364275]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:07:48 Owl2 kernel: [61001.364317]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:07:48 Owl2 kernel: [61001.364371]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:07:48 Owl2 kernel: [61001.364412]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:07:48 Owl2 kernel: [61001.364419]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:07:48 Owl2 kernel: [61001.364423] Code: 18 0f 82 da 00 00 00 0f 87 ac 00 00 00 0f b6 46 3a a8 01 0f 85 b8 00 00 00 0f b6 77 3a 40 f6 c6 01 0f 85 ba 00 00 00 0f b6 4b 39 <3a> 4d 39 0f 82 ad 00 00 00 0f 87 7f 00 00 00 84 d2 74 10 48 8b
>Sep 20 01:08:03 Owl2 kernel: [61016.192716] INFO: rcu_sched self-detected stall on CPU { 6}  (t=105008 jiffies g=134728 c=134727 q=0)
>Sep 20 01:08:03 Owl2 kernel: [61016.192726] sending NMI to all CPUs:
>Sep 20 01:08:03 Owl2 kernel: [61016.192735] NMI backtrace for cpu 6
>Sep 20 01:08:03 Owl2 kernel: [61016.192739] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.192741] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.192743] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:08:03 Owl2 kernel: [61016.192745] RIP: 0010:[<ffffffff81031b21>]  [<ffffffff81031b21>] default_send_IPI_mask_sequence_phys+0x91/0xf0
>Sep 20 01:08:03 Owl2 kernel: [61016.192752] RSP: 0018:ffff88042fc83dd8  EFLAGS: 00000096
>Sep 20 01:08:03 Owl2 kernel: [61016.192754] RAX: 0000000000000017 RBX: 000000000000b0ca RCX: 0000000000000007
>Sep 20 01:08:03 Owl2 kernel: [61016.192755] RDX: 0000000000000007 RSI: 0000000000000200 RDI: 0000000000000300
>Sep 20 01:08:03 Owl2 kernel: [61016.192757] RBP: ffffffff81cae100 R08: ffffffff81cae100 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.192759] R10: 0000000000000000 R11: 0000000000000a9f R12: 0000000000000400
>Sep 20 01:08:03 Owl2 kernel: [61016.192761] R13: 0000000000000096 R14: 0000000000000002 R15: 0000000000000017
>Sep 20 01:08:03 Owl2 kernel: [61016.192763] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.192765] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.192766] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.192768] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.192769]  ffff88042fc83e28 0000000000000007 ffff88042fc83e38 0000000000002710
>Sep 20 01:08:03 Owl2 kernel: [61016.192774]  ffffffff81c40980 ffffffff81c40880 ffff880424b96000 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.192778]  ffff88042fc8e360 ffffffff81031cdf ffffffff81cae140 ffffffff810ef3e0
>Sep 20 01:08:03 Owl2 kernel: [61016.192782] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.192789]  [<ffffffff81031cdf>] arch_trigger_all_cpu_backtrace+0x4f/0x90
>Sep 20 01:08:03 Owl2 kernel: [61016.192796]  [<ffffffff810ef3e0>] rcu_check_callbacks+0x310/0x5f0
>Sep 20 01:08:03 Owl2 kernel: [61016.192805]  [<ffffffff8105ffbf>] update_process_times+0x3f/0x80
>Sep 20 01:08:03 Owl2 kernel: [61016.192811]  [<ffffffff810ac937>] tick_sched_handle.isra.10+0x27/0x70
>Sep 20 01:08:03 Owl2 kernel: [61016.192816]  [<ffffffff810acaa5>] tick_sched_timer+0x45/0x70
>Sep 20 01:08:03 Owl2 kernel: [61016.192821]  [<ffffffff81076da6>] __run_hrtimer+0x66/0x1b0
>Sep 20 01:08:03 Owl2 kernel: [61016.192827]  [<ffffffff81077589>] hrtimer_interrupt+0xf9/0x230
>Sep 20 01:08:03 Owl2 kernel: [61016.192833]  [<ffffffff81030116>] smp_apic_timer_interrupt+0x36/0x50
>Sep 20 01:08:03 Owl2 kernel: [61016.192840]  [<ffffffff815a0f5d>] apic_timer_interrupt+0x6d/0x80
>Sep 20 01:08:03 Owl2 kernel: [61016.192862]  [<ffffffffa0157fc0>] comp_entry+0x30/0x1b0 [btrfs]
>Sep 20 01:08:03 Owl2 kernel: [61016.192968]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:08:03 Owl2 kernel: [61016.193070]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:08:03 Owl2 kernel: [61016.193109]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:08:03 Owl2 kernel: [61016.193151]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:08:03 Owl2 kernel: [61016.193205]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:08:03 Owl2 kernel: [61016.193245]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:08:03 Owl2 kernel: [61016.193250]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.193254] Code: bd ca 81 41 83 fe 02 44 0f b7 3c 03 74 54 8b 04 25 00 23 5f ff f6 c4 10 74 0e f3 90 8b 0c 25 00 23 5f ff 80 e5 10 75 f2 44 89 f8 <c1> e0 18 89 04 25 10 23 5f ff 41 83 fe 02 44 89 e0 41 0f 45 c6
>Sep 20 01:08:03 Owl2 kernel: [61016.193295] NMI backtrace for cpu 0
>Sep 20 01:08:03 Owl2 kernel: [61016.193321] CPU: 0 PID: 0 Comm: swapper/0 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.193327] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.193333] task: ffffffff81c12440 ti: ffffffff81c00000 task.ti: ffffffff81c00000
>Sep 20 01:08:03 Owl2 kernel: [61016.193339] RIP: 0010:[<ffffffff8100a374>]  [<ffffffff8100a374>] native_sched_clock+0x34/0x70
>Sep 20 01:08:03 Owl2 kernel: [61016.193355] RSP: 0018:ffff88022fc03f18  EFLAGS: 00000006
>Sep 20 01:08:03 Owl2 kernel: [61016.193360] RAX: 00006f1265e391d8 RBX: 0000000000000000 RCX: 000000000000b870
>Sep 20 01:08:03 Owl2 kernel: [61016.193365] RDX: 0000000000000000 RSI: ffff88022fc00000 RDI: 000000000000b868
>Sep 20 01:08:03 Owl2 kernel: [61016.193369] RBP: 0000377e2966f454 R08: 0000000000000000 R09: 0000000000000200
>Sep 20 01:08:03 Owl2 kernel: [61016.193373] R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff81c01fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.193377] R13: ffffffff81c01fd8 R14: 0000000000094580 R15: ffff88022fc0df60
>Sep 20 01:08:03 Owl2 kernel: [61016.193383] FS:  00007f3241d02800(0000) GS:ffff88022fc00000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.193388] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.193392] CR2: 00007f3235cf6710 CR3: 0000000001c0d000 CR4: 00000000000007f0
>Sep 20 01:08:03 Owl2 kernel: [61016.193396] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.193399]  ffffffff8100a3b5 ffffffff810acbbc 0000000000000004 ffffffff810775c1
>Sep 20 01:08:03 Owl2 kernel: [61016.193411]  ffff88022fc0d838 ffff88022fc0d878 ffff88022fc0d8b8 0000377e2966ce94
>Sep 20 01:08:03 Owl2 kernel: [61016.193420]  0000000000000002 0000000000000000 0000000000000000 ffffffff81c01fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.193429] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.193449]  [<ffffffff8100a3b5>] sched_clock+0x5/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.193465]  [<ffffffff810acbbc>] __tick_nohz_idle_enter+0x4c/0x480
>Sep 20 01:08:03 Owl2 kernel: [61016.193479]  [<ffffffff810573f5>] irq_exit+0x95/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.193495]  [<ffffffff8103011b>] smp_apic_timer_interrupt+0x3b/0x50
>Sep 20 01:08:03 Owl2 kernel: [61016.193511]  [<ffffffff815a0f5d>] apic_timer_interrupt+0x6d/0x80
>Sep 20 01:08:03 Owl2 kernel: [61016.193528]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.193541]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.193553]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.193567]  [<ffffffff81cceebf>] start_kernel+0x434/0x43f
>Sep 20 01:08:03 Owl2 kernel: [61016.193580]  [<ffffffff81cce6b5>] x86_64_start_kernel+0x10d/0x11c
>Sep 20 01:08:03 Owl2 kernel: [61016.193587] Code: db 75 4a e8 7f fa ff ff 66 90 65 8b 14 25 c4 b0 00 00 48 63 d2 48 c7 c1 70 b8 00 00 48 c7 c7 68 b8 00 00 48 8b 34 d5 e0 bd ca 81 <48> 89 c2 25 ff 03 00 00 48 c1 ea 0a 48 0f af 04 0e 48 0f af 14
>Sep 20 01:08:03 Owl2 kernel: [61016.193656] NMI backtrace for cpu 5
>Sep 20 01:08:03 Owl2 kernel: [61016.193670] CPU: 5 PID: 0 Comm: swapper/5 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.193675] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.193681] task: ffff880225634400 ti: ffff880225636000 task.ti: ffff880225636000
>Sep 20 01:08:03 Owl2 kernel: [61016.193685] RIP: 0010:[<ffffffff8105f4e3>]  [<ffffffff8105f4e3>] run_timer_softirq+0x173/0x2a0
>Sep 20 01:08:03 Owl2 kernel: [61016.193702] RSP: 0018:ffff88042fc43ea8  EFLAGS: 00000046
>Sep 20 01:08:03 Owl2 kernel: [61016.193722] RAX: ffff880425930ff8 RBX: ffff880425930000 RCX: ffff88042fc43ed8
>Sep 20 01:08:03 Owl2 kernel: [61016.193742] RDX: 0000000100e79bff RSI: ffff88042fc43ed8 RDI: ffff880425930000
>Sep 20 01:08:03 Owl2 kernel: [61016.193762] RBP: ffff88042fc43ed8 R08: 0000377e2966a600 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.193780] R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000001
>Sep 20 01:08:03 Owl2 kernel: [61016.193798] R13: 0000000000000001 R14: 0000000000000100 R15: ffff880225637fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.193817] FS:  00007f8bcbebb7c0(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.193836] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.193855] CR2: 00007fcb6e23e960 CR3: 0000000824832000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.193873] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.193890]  ffffffff810aca60 ffff88042fc43ed8 ffff880425931028 ffff880425931428
>Sep 20 01:08:03 Owl2 kernel: [61016.193957]  ffff880425931828 ffff880425931c28 ffff88042fc43ed8 ffff88042fc43ed8
>Sep 20 01:08:03 Owl2 kernel: [61016.194007]  ffffffff81009e05 0000000000000041 ffffffff81c06088 0000000000000001
>Sep 20 01:08:03 Owl2 kernel: [61016.194017] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.194037]  [<ffffffff8105715e>] __do_softirq+0xde/0x220
>Sep 20 01:08:03 Owl2 kernel: [61016.194050]  [<ffffffff81057405>] irq_exit+0xa5/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.194067]  [<ffffffff8103011b>] smp_apic_timer_interrupt+0x3b/0x50
>Sep 20 01:08:03 Owl2 kernel: [61016.194082]  [<ffffffff815a0f5d>] apic_timer_interrupt+0x6d/0x80
>Sep 20 01:08:03 Owl2 kernel: [61016.194098]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.194112]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.194125]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.194139]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.194145] Code: ef 4c 89 f2 4c 89 ee e8 8c eb ff ff 48 89 df e8 84 8a 53 00 48 8b 6c 24 30 48 3b 6c 24 08 0f 85 74 ff ff ff 48 8b 15 1d 8b c5 00 <48> 8b 43 10 48 39 c2 0f 89 08 ff ff ff 48 c7 43 08 00 00 00 00
>Sep 20 01:08:03 Owl2 kernel: [61016.194213] NMI backtrace for cpu 4
>Sep 20 01:08:03 Owl2 kernel: [61016.194228] CPU: 4 PID: 0 Comm: swapper/4 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.194234] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.194240] task: ffff88022562e3c0 ti: ffff880225630000 task.ti: ffff880225630000
>Sep 20 01:08:03 Owl2 kernel: [61016.194244] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.194260] RSP: 0018:ffff880225631eb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.194265] RAX: ffffffff8100b140 RBX: ffff880225631fd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194270] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.194274] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194278] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225631fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.194282] R13: ffff880225631fd8 R14: 0000000000000000 R15: ffff880225631fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.194287] FS:  00007f81c851d7c0(0000) GS:ffff88042fc00000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194291] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.194296] CR2: 00007f81c83a9000 CR3: 00000004228ad000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.194299] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.194302]  ffffffff8100b158 0000000000000000 ffff880225631fd8 ffff880225631fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.194315]  ffffffff810a27d6 0000000000000004 ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194323]  54be21c715740138 ffff88042fc0ce40 ffff880225631f40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194333] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.194355]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.194370]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.194386]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.194393] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.194460] NMI backtrace for cpu 1
>Sep 20 01:08:03 Owl2 kernel: [61016.194476] CPU: 1 PID: 0 Comm: swapper/1 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.194481] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.194487] task: ffff880225622300 ti: ffff880225624000 task.ti: ffff880225624000
>Sep 20 01:08:03 Owl2 kernel: [61016.194492] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.194508] RSP: 0018:ffff880225625eb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.194513] RAX: ffffffff8100b140 RBX: ffff880225625fd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194518] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.194521] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194525] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225625fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.194529] R13: ffff880225625fd8 R14: 0000000000000000 R15: ffff880225625fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.194535] FS:  00007f6e0002c700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194540] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.194544] CR2: 00007f6dfff6f730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.194548] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.194551]  ffffffff8100b158 0000000000000000 ffff880225625fd8 ffff880225625fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.194563]  ffffffff810a27d6 0000000000000001 ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194572]  60aa77015bf23b5f ffff88022fc4ce40 ffff880225625f40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194581] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.194604]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.194619]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.194636]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.194644] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.194711] NMI backtrace for cpu 2
>Sep 20 01:08:03 Owl2 kernel: [61016.194727] CPU: 2 PID: 0 Comm: swapper/2 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.194733] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.194739] task: ffff880225626340 ti: ffff880225628000 task.ti: ffff880225628000
>Sep 20 01:08:03 Owl2 kernel: [61016.194744] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.194764] RSP: 0018:ffff880225629eb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.194769] RAX: ffffffff8100b140 RBX: ffff880225629fd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194773] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.194777] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194781] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225629fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.194785] R13: ffff880225629fd8 R14: 0000000000000000 R15: ffff880225629fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.194791] FS:  00007f2904883940(0000) GS:ffff88022fc80000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194796] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.194800] CR2: 00007f7020c52000 CR3: 0000000223419000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.194804] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.194807]  ffffffff8100b158 0000000000000000 ffff880225629fd8 ffff880225629fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.194818]  ffffffff810a27d6 0000000000000002 ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194827]  572927c53457edfa ffff88022fc8ce40 ffff880225629f40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.194836] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.194855]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.194869]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.194884]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.194891] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.194958] NMI backtrace for cpu 3
>Sep 20 01:08:03 Owl2 kernel: [61016.194972] CPU: 3 PID: 0 Comm: swapper/3 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.194978] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.194984] task: ffff88022562a380 ti: ffff88022562c000 task.ti: ffff88022562c000
>Sep 20 01:08:03 Owl2 kernel: [61016.194988] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.195001] RSP: 0018:ffff88022562deb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.195006] RAX: ffffffff8100b140 RBX: ffff88022562dfd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195011] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.195015] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195019] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022562dfd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195023] R13: ffff88022562dfd8 R14: 0000000000000000 R15: ffff88022562dfd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195028] FS:  00007f9e146f7700(0000) GS:ffff88022fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195033] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.195037] CR2: 00007f6dfff7faf7 CR3: 000000081eec4000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.195041] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.195044]  ffffffff8100b158 0000000000000000 ffff88022562dfd8 ffff88022562dfd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195055]  ffffffff810a27d6 0000000000000003 ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195064]  aba39057b2707544 ffff88022fccce40 ffff88022562df40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195073] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.195092]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.195106]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.195121]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.195128] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.195196] NMI backtrace for cpu 7
>Sep 20 01:08:03 Owl2 kernel: [61016.195210] CPU: 7 PID: 0 Comm: swapper/7 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.195215] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.195221] task: ffff88022563c480 ti: ffff88022563e000 task.ti: ffff88022563e000
>Sep 20 01:08:03 Owl2 kernel: [61016.195225] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.195238] RSP: 0018:ffff88022563feb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.195242] RAX: ffffffff8100b140 RBX: ffff88022563ffd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195246] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.195250] RBP: 0000000000000007 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195254] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022563ffd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195258] R13: ffff88022563ffd8 R14: 0000000000000000 R15: ffff88022563ffd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195264] FS:  00007f3cc582e700(0000) GS:ffff88042fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195268] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.195272] CR2: 00007fffa34998df CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.195276] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.195279]  ffffffff8100b158 0000000000000000 ffff88022563ffd8 ffff88022563ffd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195290]  ffffffff810a27d6 0000000000000007 ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195298]  cb9802744e3de032 ffff88042fccce40 ffff88022563ff40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195307] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.195325]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.195337]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.195351]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.195357] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.195460] NMI backtrace for cpu 8
>Sep 20 01:08:03 Owl2 kernel: [61016.195468] CPU: 8 PID: 0 Comm: swapper/8 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.195471] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.195475] task: ffff8802256404c0 ti: ffff880225642000 task.ti: ffff880225642000
>Sep 20 01:08:03 Owl2 kernel: [61016.195496] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.195502] RSP: 0018:ffff880225643eb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.195507] RAX: ffffffff8100b140 RBX: ffff880225643fd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195511] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.195516] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195520] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225643fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195525] R13: ffff880225643fd8 R14: 0000000000000000 R15: ffff880225643fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195530] FS:  00007f9fffbcf700(0000) GS:ffff88082fc00000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195535] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.195539] CR2: 00007f2a1ae70884 CR3: 0000000425384000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.195542] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.195546]  ffffffff8100b158 0000000000000000 ffff880225643fd8 ffff880225643fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195590]  ffffffff810a27d6 0000000000000008 ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195597]  80868b24b9c0704e ffff88082fc0ce40 ffff880225643f40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195604] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.195618]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.195633]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.195647]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.195660] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.195721] NMI backtrace for cpu 12
>Sep 20 01:08:03 Owl2 kernel: [61016.195729] CPU: 12 PID: 0 Comm: swapper/12 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.195732] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.195735] task: ffff8802256525c0 ti: ffff880225654000 task.ti: ffff880225654000
>Sep 20 01:08:03 Owl2 kernel: [61016.195739] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.195756] RSP: 0018:ffff880225655eb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.195763] RAX: ffffffff8100b140 RBX: ffff880225655fd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195767] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.195771] RBP: 000000000000000c R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195774] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225655fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195777] R13: ffff880225655fd8 R14: 0000000000000000 R15: ffff880225655fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195783] FS:  00007f3cc582e700(0000) GS:ffff88062fc00000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195787] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.195791] CR2: 00007fffa349bcdf CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.195794] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.195811]  ffffffff8100b158 0000000000000000 ffff880225655fd8 ffff880225655fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.195823]  ffffffff810a27d6 000000000000000c ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195833]  be553ebaa2ecb8e5 ffff88062fc0ce40 ffff880225655f40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.195835] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.195861]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.195876]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.195893]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.195901] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.196000] NMI backtrace for cpu 9
>Sep 20 01:08:03 Owl2 kernel: [61016.196011] CPU: 9 PID: 0 Comm: swapper/9 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.196016] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.196022] task: ffff880225644500 ti: ffff880225646000 task.ti: ffff880225646000
>Sep 20 01:08:03 Owl2 kernel: [61016.196042] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.196095] RSP: 0018:ffff880225647eb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.196098] RAX: ffffffff8100b140 RBX: ffff880225647fd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196100] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.196102] RBP: 0000000000000009 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196104] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225647fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196106] R13: ffff880225647fd8 R14: 0000000000000000 R15: ffff880225647fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196109] FS:  00007f866837a700(0000) GS:ffff88082fc40000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196112] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.196114] CR2: 00007f3cc5771730 CR3: 000000082536d000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.196116] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.196127]  ffffffff8100b158 0000000000000000 ffff880225647fd8 ffff880225647fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196133]  ffffffff810a27d6 0000000000000009 ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196139]  f9b3456858737178 ffff88082fc4ce40 ffff880225647f40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196141] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.196164]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.196177]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.196191]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.196235] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.196242] NMI backtrace for cpu 13
>Sep 20 01:08:03 Owl2 kernel: [61016.196251] CPU: 13 PID: 0 Comm: swapper/13 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.196253] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.196257] task: ffff880225656600 ti: ffff880225658000 task.ti: ffff880225658000
>Sep 20 01:08:03 Owl2 kernel: [61016.196272] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.196276] RSP: 0018:ffff880225659eb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.196282] RAX: ffffffff8100b140 RBX: ffff880225659fd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196287] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.196291] RBP: 000000000000000d R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196295] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225659fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196299] R13: ffff880225659fd8 R14: 0000000000000000 R15: ffff880225659fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196305] FS:  00007f3cc582e700(0000) GS:ffff88062fc40000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196310] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.196314] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.196317] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.196335]  ffffffff8100b158 0000000000000000 ffff880225659fd8 ffff880225659fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196351]  ffffffff810a27d6 000000000000000d ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196366]  7f6d93c1c00f77da ffff88062fc4ce40 ffff880225659f40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196369] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.196397]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.196452]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.196463]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.196506] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.196513] NMI backtrace for cpu 10
>Sep 20 01:08:03 Owl2 kernel: [61016.196522] CPU: 10 PID: 0 Comm: swapper/10 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.196524] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.196528] task: ffff880225648540 ti: ffff88022564a000 task.ti: ffff88022564a000
>Sep 20 01:08:03 Owl2 kernel: [61016.196541] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.196545] RSP: 0018:ffff88022564beb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.196552] RAX: ffffffff8100b140 RBX: ffff88022564bfd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196557] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.196563] RBP: 000000000000000a R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196567] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022564bfd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196571] R13: ffff88022564bfd8 R14: 0000000000000000 R15: ffff88022564bfd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196577] FS:  00007fed1c5e2700(0000) GS:ffff88082fc80000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196582] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.196586] CR2: 00007fed1b3c913c CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.196589] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.196607]  ffffffff8100b158 0000000000000000 ffff88022564bfd8 ffff88022564bfd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196622]  ffffffff810a27d6 000000000000000a ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196634]  b5a8e98aea2592e9 ffff88082fc8ce40 ffff88022564bf40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196645] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.196667]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.196681]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.196695]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.196702] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.196776] NMI backtrace for cpu 14
>Sep 20 01:08:03 Owl2 kernel: [61016.196792] CPU: 14 PID: 0 Comm: swapper/14 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.196797] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.196803] task: ffff88022565a640 ti: ffff88022565c000 task.ti: ffff88022565c000
>Sep 20 01:08:03 Owl2 kernel: [61016.196808] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.196822] RSP: 0018:ffff88022565deb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.196826] RAX: ffffffff8100b140 RBX: ffff88022565dfd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196831] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.196835] RBP: 000000000000000e R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196839] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022565dfd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196843] R13: ffff88022565dfd8 R14: 0000000000000000 R15: ffff88022565dfd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196849] FS:  00007f2a0f621700(0000) GS:ffff88062fc80000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196853] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.196857] CR2: 00007f2a0f11c8f0 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.196861] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.196864]  ffffffff8100b158 0000000000000000 ffff88022565dfd8 ffff88022565dfd8
>Sep 20 01:08:03 Owl2 kernel: [61016.196876]  ffffffff810a27d6 000000000000000e ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196884]  1b843e53e9aa3163 ffff88062fc8ce40 ffff88022565df40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.196893] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.196915]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.196928]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.196942]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.196949] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.197017] NMI backtrace for cpu 11
>Sep 20 01:08:03 Owl2 kernel: [61016.197033] CPU: 11 PID: 0 Comm: swapper/11 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.197039] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.197045] task: ffff88022564c580 ti: ffff88022564e000 task.ti: ffff88022564e000
>Sep 20 01:08:03 Owl2 kernel: [61016.197050] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.197063] RSP: 0018:ffff88022564feb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.197068] RAX: ffffffff8100b140 RBX: ffff88022564ffd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.197072] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.197076] RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.197080] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022564ffd8
>Sep 20 01:08:03 Owl2 kernel: [61016.197084] R13: ffff88022564ffd8 R14: 0000000000000000 R15: ffff88022564ffd8
>Sep 20 01:08:03 Owl2 kernel: [61016.197090] FS:  00007f3cc582e700(0000) GS:ffff88082fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.197094] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.197099] CR2: 00007fffa3498b9f CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.197102] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.197105]  ffffffff8100b158 0000000000000000 ffff88022564ffd8 ffff88022564ffd8
>Sep 20 01:08:03 Owl2 kernel: [61016.197117]  ffffffff810a27d6 000000000000000b ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.197126]  76e25279c0ed1f84 ffff88082fccce40 ffff88022564ff40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.197134] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.197155]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.197168]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.197182]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.197188] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.197271] NMI backtrace for cpu 15
>Sep 20 01:08:03 Owl2 kernel: [61016.197279] CPU: 15 PID: 0 Comm: swapper/15 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:03 Owl2 kernel: [61016.197281] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:03 Owl2 kernel: [61016.197284] task: ffff88022565e680 ti: ffff880225660000 task.ti: ffff880225660000
>Sep 20 01:08:03 Owl2 kernel: [61016.197287] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:08:03 Owl2 kernel: [61016.197301] RSP: 0018:ffff880225661eb0  EFLAGS: 00000296
>Sep 20 01:08:03 Owl2 kernel: [61016.197307] RAX: ffffffff8100b140 RBX: ffff880225661fd8 RCX: 0100000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.197312] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:08:03 Owl2 kernel: [61016.197317] RBP: 000000000000000f R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.197321] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225661fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.197326] R13: ffff880225661fd8 R14: 0000000000000000 R15: ffff880225661fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.197331] FS:  00007f6e0002c700(0000) GS:ffff88062fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.197336] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:03 Owl2 kernel: [61016.197341] CR2: 0000000001002e6c CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:08:03 Owl2 kernel: [61016.197344] Stack:
>Sep 20 01:08:03 Owl2 kernel: [61016.197362]  ffffffff8100b158 0000000000000000 ffff880225661fd8 ffff880225661fd8
>Sep 20 01:08:03 Owl2 kernel: [61016.197365]  ffffffff810a27d6 000000000000000f ffffffff810ab631 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.197423]  b6faad6df28ec3fc ffff88062fccce40 ffff880225661f40 0000000000000000
>Sep 20 01:08:03 Owl2 kernel: [61016.197430] Call Trace:
>Sep 20 01:08:03 Owl2 kernel: [61016.197444]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:08:03 Owl2 kernel: [61016.197456]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:08:03 Owl2 kernel: [61016.197467]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:08:03 Owl2 kernel: [61016.197477] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:08:03 Owl2 kernel: [61016.197541] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 4.218 msecs
>Sep 20 01:08:28 Owl2 kernel: [61041.357153] BUG: soft lockup - CPU#6 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:08:28 Owl2 kernel: [61041.364648] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:08:28 Owl2 kernel: [61041.364688] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:28 Owl2 kernel: [61041.364689] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:28 Owl2 kernel: [61041.364692] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:08:28 Owl2 kernel: [61041.364693] RIP: 0010:[<ffffffffa0158022>]  [<ffffffffa0158022>] comp_entry+0x92/0x1b0 [btrfs]
>Sep 20 01:08:28 Owl2 kernel: [61041.364712] RSP: 0018:ffff880424b97bd8  EFLAGS: 00000246
>Sep 20 01:08:28 Owl2 kernel: [61041.364715] RAX: 0000000000000002 RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:08:28 Owl2 kernel: [61041.364716] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff880811932a30
>Sep 20 01:08:28 Owl2 kernel: [61041.364718] RBP: ffff880811932a30 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:08:28 Owl2 kernel: [61041.364720] R10: ffff8801b54fe670 R11: ffffffffffffffba R12: 0000000000000000
>Sep 20 01:08:28 Owl2 kernel: [61041.364722] R13: ffff8801b55380d1 R14: ffff8801b5537bb0 R15: ffffffffffffffba
>Sep 20 01:08:28 Owl2 kernel: [61041.364724] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:08:28 Owl2 kernel: [61041.364726] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:28 Owl2 kernel: [61041.364727] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:08:28 Owl2 kernel: [61041.364729] Stack:
>Sep 20 01:08:28 Owl2 kernel: [61041.364730]  ffff880811932a30 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:08:28 Owl2 kernel: [61041.364735]  0000000101db89c0 ffff880811932a30 ffff880220e859f0 ffff880220a85568
>Sep 20 01:08:28 Owl2 kernel: [61041.364739]  ffff880424b97c38 ffff88081d8a4458 ffff880220a85568 ffff880220e859f0
>Sep 20 01:08:28 Owl2 kernel: [61041.364742] Call Trace:
>Sep 20 01:08:28 Owl2 kernel: [61041.364850]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:08:28 Owl2 kernel: [61041.364953]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:08:28 Owl2 kernel: [61041.364991]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:08:28 Owl2 kernel: [61041.365033]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:08:28 Owl2 kernel: [61041.365088]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:08:28 Owl2 kernel: [61041.365128]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:08:28 Owl2 kernel: [61041.365134]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:08:28 Owl2 kernel: [61041.365138] Code: 95 00 00 00 77 6b 80 f9 b0 41 0f 94 c4 80 f9 b6 74 37 45 84 e4 75 32 80 f9 b8 0f 85 b6 00 00 00 a8 01 0f 85 cf 00 00 00 83 e6 01 <0f> 85 b0 00 00 00 80 7b 39 b2 74 72 48 8b 45 48 48 39 43 48 72
>Sep 20 01:08:56 Owl2 kernel: [61069.357640] BUG: soft lockup - CPU#6 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:08:56 Owl2 kernel: [61069.365108] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:08:56 Owl2 kernel: [61069.365148] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:08:56 Owl2 kernel: [61069.365150] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:08:56 Owl2 kernel: [61069.365153] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:08:56 Owl2 kernel: [61069.365154] RIP: 0010:[<ffffffffa015807f>]  [<ffffffffa015807f>] comp_entry+0xef/0x1b0 [btrfs]
>Sep 20 01:08:56 Owl2 kernel: [61069.365174] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000296
>Sep 20 01:08:56 Owl2 kernel: [61069.365176] RAX: 00000000ffffffff RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:08:56 Owl2 kernel: [61069.365178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801b76042b0
>Sep 20 01:08:56 Owl2 kernel: [61069.365179] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff8801b45b6431
>Sep 20 01:08:56 Owl2 kernel: [61069.365181] R10: 000000000000000c R11: ffffffffffffffba R12: 000000000000000c
>Sep 20 01:08:56 Owl2 kernel: [61069.365183] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff8801b87e7370
>Sep 20 01:08:56 Owl2 kernel: [61069.365185] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:08:56 Owl2 kernel: [61069.365187] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:08:56 Owl2 kernel: [61069.365188] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:08:56 Owl2 kernel: [61069.365190] Stack:
>Sep 20 01:08:56 Owl2 kernel: [61069.365191]  ffffffffa0158bd4 0000000101db89c0 ffff8801b76042b0 ffff880220e859f0
>Sep 20 01:08:56 Owl2 kernel: [61069.365196]  ffff880220a85568 ffff880424b97c38 ffff88081d8a4458 ffff880220a85568
>Sep 20 01:08:56 Owl2 kernel: [61069.365200]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:08:56 Owl2 kernel: [61069.365203] Call Trace:
>Sep 20 01:08:56 Owl2 kernel: [61069.365311]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:08:56 Owl2 kernel: [61069.365414]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:08:56 Owl2 kernel: [61069.365453]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:08:56 Owl2 kernel: [61069.365494]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:08:56 Owl2 kernel: [61069.365549]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:08:56 Owl2 kernel: [61069.365590]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:08:56 Owl2 kernel: [61069.365596]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:08:56 Owl2 kernel: [61069.365600] Code: 48 8b 55 40 48 8b 43 40 74 d0 48 39 c2 77 2d 73 d5 0f 1f 00 b8 01 00 00 00 48 8b 1c 24 48 8b 6c 24 08 4c 8b 64 24 10 48 83 c4 18 <c3> 0f b6 47 3a f7 d0 83 e0 01 eb e2 0f 1f 44 00 00 b8 ff ff ff
>Sep 20 01:09:24 Owl2 kernel: [61097.358125] BUG: soft lockup - CPU#6 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:09:24 Owl2 kernel: [61097.365653] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:09:24 Owl2 kernel: [61097.365693] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:09:24 Owl2 kernel: [61097.365695] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:09:24 Owl2 kernel: [61097.365697] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:09:24 Owl2 kernel: [61097.365699] RIP: 0010:[<ffffffff812de53f>]  [<ffffffff812de53f>] rb_prev+0x1f/0x50
>Sep 20 01:09:24 Owl2 kernel: [61097.365706] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000286
>Sep 20 01:09:24 Owl2 kernel: [61097.365708] RAX: ffff880420e1fe50 RBX: ffff8801b37eaeb0 RCX: 00000000000000b8
>Sep 20 01:09:24 Owl2 kernel: [61097.365710] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff880420e1fd90
>Sep 20 01:09:24 Owl2 kernel: [61097.365712] RBP: 0000000000000000 R08: ffff8801b37eaeb0 R09: ffff8801b37f2f11
>Sep 20 01:09:24 Owl2 kernel: [61097.365713] R10: ffff8801b37e3c10 R11: ffffffffffffffba R12: ffff8801b37e3c10
>Sep 20 01:09:24 Owl2 kernel: [61097.365715] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff88081205f190
>Sep 20 01:09:24 Owl2 kernel: [61097.365717] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:09:24 Owl2 kernel: [61097.365719] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:09:24 Owl2 kernel: [61097.365721] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:09:24 Owl2 kernel: [61097.365722] Stack:
>Sep 20 01:09:24 Owl2 kernel: [61097.365723]  ffffffffa0158ba7 0000000101db89c0 ffff8808122f4c10 ffff880220e859f0
>Sep 20 01:09:24 Owl2 kernel: [61097.365729]  ffff880220a85568 ffff880424b97c38 ffff88081d8a4458 ffff880220a85568
>Sep 20 01:09:24 Owl2 kernel: [61097.365732]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:09:24 Owl2 kernel: [61097.365736] Call Trace:
>Sep 20 01:09:24 Owl2 kernel: [61097.365758]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:09:24 Owl2 kernel: [61097.365863]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:09:24 Owl2 kernel: [61097.365901]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:09:24 Owl2 kernel: [61097.365943]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:09:24 Owl2 kernel: [61097.365998]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:09:24 Owl2 kernel: [61097.366039]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:09:24 Owl2 kernel: [61097.366045]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:09:24 Owl2 kernel: [61097.366048] Code: eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 17 48 39 d7 74 3f 48 8b 47 10 48 85 c0 75 0a eb 23 0f 1f 44 00 00 48 89 d0 48 8b 50 08 <48> 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 10 48
>Sep 20 01:09:52 Owl2 kernel: [61125.358612] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:09:52 Owl2 kernel: [61125.366110] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:09:52 Owl2 kernel: [61125.366153] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:09:52 Owl2 kernel: [61125.366154] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:09:52 Owl2 kernel: [61125.366157] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:09:52 Owl2 kernel: [61125.366158] RIP: 0010:[<ffffffff812de53f>]  [<ffffffff812de53f>] rb_prev+0x1f/0x50
>Sep 20 01:09:52 Owl2 kernel: [61125.366165] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000286
>Sep 20 01:09:52 Owl2 kernel: [61125.366167] RAX: ffff8801fce2bb50 RBX: ffff8801b25b6b50 RCX: 00000000000000b8
>Sep 20 01:09:52 Owl2 kernel: [61125.366168] RDX: ffff8801fce2b7f0 RSI: 0000000000000000 RDI: ffff8801fce2b670
>Sep 20 01:09:52 Owl2 kernel: [61125.366170] RBP: 0000000000000000 R08: ffff8801b25b6b50 R09: 0000000000000000
>Sep 20 01:09:52 Owl2 kernel: [61125.366172] R10: ffff8801b25b7430 R11: ffffffffffffffba R12: ffff8801b25b7430
>Sep 20 01:09:52 Owl2 kernel: [61125.366173] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff8801bfec6f10
>Sep 20 01:09:52 Owl2 kernel: [61125.366176] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:09:52 Owl2 kernel: [61125.366177] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:09:52 Owl2 kernel: [61125.366179] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:09:52 Owl2 kernel: [61125.366180] Stack:
>Sep 20 01:09:52 Owl2 kernel: [61125.366182]  ffffffffa0158ba7 0000000101db89c0 ffff8801bfeaddf0 ffff880220e859f0
>Sep 20 01:09:52 Owl2 kernel: [61125.366187]  ffff880220a85568 ffff880424b97c38 ffff88081d8a4458 ffff880220a85568
>Sep 20 01:09:52 Owl2 kernel: [61125.366190]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:09:52 Owl2 kernel: [61125.366194] Call Trace:
>Sep 20 01:09:52 Owl2 kernel: [61125.366218]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:09:52 Owl2 kernel: [61125.366324]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:09:52 Owl2 kernel: [61125.366363]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:09:52 Owl2 kernel: [61125.366405]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:09:52 Owl2 kernel: [61125.366459]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:09:52 Owl2 kernel: [61125.366500]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:09:52 Owl2 kernel: [61125.366506]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:09:52 Owl2 kernel: [61125.366510] Code: eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 17 48 39 d7 74 3f 48 8b 47 10 48 85 c0 75 0a eb 23 0f 1f 44 00 00 48 89 d0 48 8b 50 08 <48> 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 10 48
>Sep 20 01:10:20 Owl2 kernel: [61153.359098] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:10:20 Owl2 kernel: [61153.366630] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:10:20 Owl2 kernel: [61153.366669] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:10:20 Owl2 kernel: [61153.366671] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:10:20 Owl2 kernel: [61153.366673] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:10:20 Owl2 kernel: [61153.366675] RIP: 0010:[<ffffffff812de53f>]  [<ffffffff812de53f>] rb_prev+0x1f/0x50
>Sep 20 01:10:20 Owl2 kernel: [61153.366682] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000282
>Sep 20 01:10:20 Owl2 kernel: [61153.366684] RAX: ffff8801af580970 RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:10:20 Owl2 kernel: [61153.366685] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801af5808b0
>Sep 20 01:10:20 Owl2 kernel: [61153.366687] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:10:20 Owl2 kernel: [61153.366689] R10: ffff8801b15f0df0 R11: ffffffffffffffba R12: ffff8801b15f0df0
>Sep 20 01:10:20 Owl2 kernel: [61153.366690] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: 0000000000000000
>Sep 20 01:10:20 Owl2 kernel: [61153.366693] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:10:20 Owl2 kernel: [61153.366694] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:10:20 Owl2 kernel: [61153.366696] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:10:20 Owl2 kernel: [61153.366698] Stack:
>Sep 20 01:10:20 Owl2 kernel: [61153.366699]  ffffffffa0158ba7 0000000101db89c0 ffff8801c148b130 ffff880220e859f0
>Sep 20 01:10:20 Owl2 kernel: [61153.366704]  ffff880220a85568 ffff880424b97c38 ffff88081d8a4458 ffff880220a85568
>Sep 20 01:10:20 Owl2 kernel: [61153.366707]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:10:20 Owl2 kernel: [61153.366711] Call Trace:
>Sep 20 01:10:20 Owl2 kernel: [61153.366733]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:10:20 Owl2 kernel: [61153.366838]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:10:20 Owl2 kernel: [61153.366877]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:10:20 Owl2 kernel: [61153.366919]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:10:20 Owl2 kernel: [61153.366974]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:10:20 Owl2 kernel: [61153.367014]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:10:20 Owl2 kernel: [61153.367021]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:10:20 Owl2 kernel: [61153.367025] Code: eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 17 48 39 d7 74 3f 48 8b 47 10 48 85 c0 75 0a eb 23 0f 1f 44 00 00 48 89 d0 48 8b 50 08 <48> 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 10 48
>Sep 20 01:10:48 Owl2 kernel: [61181.359584] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:10:48 Owl2 kernel: [61181.367097] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:10:48 Owl2 kernel: [61181.367136] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:10:48 Owl2 kernel: [61181.367138] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:10:48 Owl2 kernel: [61181.367140] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:10:48 Owl2 kernel: [61181.367142] RIP: 0010:[<ffffffff812de563>]  [<ffffffff812de563>] rb_prev+0x43/0x50
>Sep 20 01:10:48 Owl2 kernel: [61181.367148] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000206
>Sep 20 01:10:48 Owl2 kernel: [61181.367150] RAX: ffff8801b45ee970 RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:10:48 Owl2 kernel: [61181.367152] RDX: ffff8801b45ee971 RSI: 0000000000000000 RDI: ffff8801b54e37f0
>Sep 20 01:10:48 Owl2 kernel: [61181.367154] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:10:48 Owl2 kernel: [61181.367155] R10: ffff8802d34a3370 R11: ffff8802d3618250 R12: ffff8802d34a3370
>Sep 20 01:10:48 Owl2 kernel: [61181.367157] R13: ffff8802d3618250 R14: ffffffff8116dce7 R15: 0000000000000000
>Sep 20 01:10:48 Owl2 kernel: [61181.367159] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:10:48 Owl2 kernel: [61181.367161] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:10:48 Owl2 kernel: [61181.367163] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:10:48 Owl2 kernel: [61181.367164] Stack:
>Sep 20 01:10:48 Owl2 kernel: [61181.367165]  ffffffffa0158ba7 0000000101db89c0 ffff8801c665d610 ffff880220e859f0
>Sep 20 01:10:48 Owl2 kernel: [61181.367171]  ffff880220a85568 ffff880424b97c38 ffff88081d8a4458 ffff880220a85568
>Sep 20 01:10:48 Owl2 kernel: [61181.367174]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:10:48 Owl2 kernel: [61181.367178] Call Trace:
>Sep 20 01:10:48 Owl2 kernel: [61181.367199]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:10:48 Owl2 kernel: [61181.367304]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:10:48 Owl2 kernel: [61181.367343]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:10:48 Owl2 kernel: [61181.367385]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:10:48 Owl2 kernel: [61181.367440]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:10:48 Owl2 kernel: [61181.367480]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:10:48 Owl2 kernel: [61181.367487]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:10:48 Owl2 kernel: [61181.367490] Code: 48 89 d0 48 8b 50 08 48 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 10 48 89 c7 48 89 d0 48 83 e0 fc 74 06 48 3b 78 10 <74> eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 07 48 85 c0 0f 84
>Sep 20 01:11:03 Owl2 kernel: [61196.211842] INFO: rcu_sched self-detected stall on CPU { 6}  (t=150012 jiffies g=134728 c=134727 q=0)
>Sep 20 01:11:03 Owl2 kernel: [61196.211852] sending NMI to all CPUs:
>Sep 20 01:11:03 Owl2 kernel: [61196.211856] NMI backtrace for cpu 6
>Sep 20 01:11:03 Owl2 kernel: [61196.211859] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.211861] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.211863] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:11:03 Owl2 kernel: [61196.211865] RIP: 0010:[<ffffffff81031b21>]  [<ffffffff81031b21>] default_send_IPI_mask_sequence_phys+0x91/0xf0
>Sep 20 01:11:03 Owl2 kernel: [61196.211875] RSP: 0018:ffff88042fc83dd8  EFLAGS: 00000096
>Sep 20 01:11:03 Owl2 kernel: [61196.211878] RAX: 0000000000000017 RBX: 000000000000b0ca RCX: 0000000000000007
>Sep 20 01:11:03 Owl2 kernel: [61196.211880] RDX: 0000000000000007 RSI: 0000000000000200 RDI: 0000000000000300
>Sep 20 01:11:03 Owl2 kernel: [61196.211881] RBP: ffffffff81cae100 R08: ffffffff81cae100 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.211883] R10: 0000000000000000 R11: 0000000000000d6a R12: 0000000000000400
>Sep 20 01:11:03 Owl2 kernel: [61196.211885] R13: 0000000000000096 R14: 0000000000000002 R15: 0000000000000017
>Sep 20 01:11:03 Owl2 kernel: [61196.211887] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.211889] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.211890] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.211892] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.211893]  ffff88042fc83e28 0000000000000007 ffff88042fc83e38 0000000000002710
>Sep 20 01:11:03 Owl2 kernel: [61196.211898]  ffffffff81c40980 ffffffff81c40880 ffff880424b96000 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.211902]  ffff88042fc8e360 ffffffff81031cdf ffffffff81cae140 ffffffff810ef3e0
>Sep 20 01:11:03 Owl2 kernel: [61196.211905] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.211912]  [<ffffffff81031cdf>] arch_trigger_all_cpu_backtrace+0x4f/0x90
>Sep 20 01:11:03 Owl2 kernel: [61196.211919]  [<ffffffff810ef3e0>] rcu_check_callbacks+0x310/0x5f0
>Sep 20 01:11:03 Owl2 kernel: [61196.211927]  [<ffffffff8105ffbf>] update_process_times+0x3f/0x80
>Sep 20 01:11:03 Owl2 kernel: [61196.211934]  [<ffffffff810ac937>] tick_sched_handle.isra.10+0x27/0x70
>Sep 20 01:11:03 Owl2 kernel: [61196.211938]  [<ffffffff810acaa5>] tick_sched_timer+0x45/0x70
>Sep 20 01:11:03 Owl2 kernel: [61196.211944]  [<ffffffff81076da6>] __run_hrtimer+0x66/0x1b0
>Sep 20 01:11:03 Owl2 kernel: [61196.211949]  [<ffffffff81077589>] hrtimer_interrupt+0xf9/0x230
>Sep 20 01:11:03 Owl2 kernel: [61196.211955]  [<ffffffff81030116>] smp_apic_timer_interrupt+0x36/0x50
>Sep 20 01:11:03 Owl2 kernel: [61196.211962]  [<ffffffff815a0f5d>] apic_timer_interrupt+0x6d/0x80
>Sep 20 01:11:03 Owl2 kernel: [61196.211970]  [<ffffffff812de53f>] rb_prev+0x1f/0x50
>Sep 20 01:11:03 Owl2 kernel: [61196.211991]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:11:03 Owl2 kernel: [61196.212095]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:11:03 Owl2 kernel: [61196.212134]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:11:03 Owl2 kernel: [61196.212176]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:11:03 Owl2 kernel: [61196.212231]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:11:03 Owl2 kernel: [61196.212271]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:11:03 Owl2 kernel: [61196.212276]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.212279] Code: bd ca 81 41 83 fe 02 44 0f b7 3c 03 74 54 8b 04 25 00 23 5f ff f6 c4 10 74 0e f3 90 8b 0c 25 00 23 5f ff 80 e5 10 75 f2 44 89 f8 <c1> e0 18 89 04 25 10 23 5f ff 41 83 fe 02 44 89 e0 41 0f 45 c6
>Sep 20 01:11:03 Owl2 kernel: [61196.212313] NMI backtrace for cpu 4
>Sep 20 01:11:03 Owl2 kernel: [61196.212338] CPU: 4 PID: 0 Comm: swapper/4 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.212343] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.212349] task: ffff88022562e3c0 ti: ffff880225630000 task.ti: ffff880225630000
>Sep 20 01:11:03 Owl2 kernel: [61196.212353] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.212369] RSP: 0018:ffff880225631eb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.212373] RAX: ffffffff8100b140 RBX: ffff880225631fd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212378] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.212382] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212385] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225631fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.212390] R13: ffff880225631fd8 R14: 0000000000000000 R15: ffff880225631fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.212395] FS:  00007f81c851d7c0(0000) GS:ffff88042fc00000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212399] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.212404] CR2: 00007f81c83a9000 CR3: 00000004228ad000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.212407] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.212411]  ffffffff8100b158 0000000000000000 ffff880225631fd8 ffff880225631fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.212423]  ffffffff810a27d6 0000000000000004 ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212431]  54be21c715740138 ffff88042fc0ce40 ffff880225631f40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212440] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.212462]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.212475]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.212491]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.212497] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.212566] NMI backtrace for cpu 0
>Sep 20 01:11:03 Owl2 kernel: [61196.212582] CPU: 0 PID: 0 Comm: swapper/0 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.212589] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.212596] task: ffffffff81c12440 ti: ffffffff81c00000 task.ti: ffffffff81c00000
>Sep 20 01:11:03 Owl2 kernel: [61196.212601] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.212619] RSP: 0018:ffffffff81c01ec0  EFLAGS: 00000292
>Sep 20 01:11:03 Owl2 kernel: [61196.212624] RAX: ffffffff8100b140 RBX: ffffffff81c01fd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212628] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000092
>Sep 20 01:11:03 Owl2 kernel: [61196.212632] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212636] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff81c01fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.212641] R13: ffffffff81c01fd8 R14: 0000000000094580 R15: ffffffff81c01fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.212647] FS:  00007f3241d02800(0000) GS:ffff88022fc00000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212651] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.212655] CR2: 00007f323a12b1f0 CR3: 0000000001c0d000 CR4: 00000000000007f0
>Sep 20 01:11:03 Owl2 kernel: [61196.212659] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.212662]  ffffffff8100b158 0000000000094580 ffffffff81c01fd8 ffffffff81c01fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.212675]  ffffffff810a27d6 0000000000094580 ffffffffffffffff ffffffff81d6e2e0
>Sep 20 01:11:03 Owl2 kernel: [61196.212683]  f00f8de59373b503 0000000000094580 ffffffffffffffff ffffffff81d66020
>Sep 20 01:11:03 Owl2 kernel: [61196.212693] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.212716]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.212733]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.212749]  [<ffffffff81cceebf>] start_kernel+0x434/0x43f
>Sep 20 01:11:03 Owl2 kernel: [61196.212762]  [<ffffffff81cce6b5>] x86_64_start_kernel+0x10d/0x11c
>Sep 20 01:11:03 Owl2 kernel: [61196.212769] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.212840] NMI backtrace for cpu 5
>Sep 20 01:11:03 Owl2 kernel: [61196.212855] CPU: 5 PID: 0 Comm: swapper/5 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.212860] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.212866] task: ffff880225634400 ti: ffff880225636000 task.ti: ffff880225636000
>Sep 20 01:11:03 Owl2 kernel: [61196.212870] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.212885] RSP: 0018:ffff880225637eb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.212890] RAX: ffffffff8100b140 RBX: ffff880225637fd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212894] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.212898] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212902] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225637fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.212906] R13: ffff880225637fd8 R14: 0000000000000000 R15: ffff880225637fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.212911] FS:  00007f8bcbebb7c0(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212915] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.212920] CR2: 00007fcb6e23e960 CR3: 0000000824832000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.212923] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.212926]  ffffffff8100b158 0000000000000000 ffff880225637fd8 ffff880225637fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.212939]  ffffffff810a27d6 0000000000000005 ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212947]  18f46b0a13082113 ffff88042fc4ce40 ffff880225637f40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.212956] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.212977]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.212991]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.213007]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.213013] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.213082] NMI backtrace for cpu 1
>Sep 20 01:11:03 Owl2 kernel: [61196.213098] CPU: 1 PID: 0 Comm: swapper/1 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.213104] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.213109] task: ffff880225622300 ti: ffff880225624000 task.ti: ffff880225624000
>Sep 20 01:11:03 Owl2 kernel: [61196.213115] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.213159] RSP: 0018:ffff880225625eb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.213179] RAX: ffffffff8100b140 RBX: ffff880225625fd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213198] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.213217] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213236] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225625fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.213254] R13: ffff880225625fd8 R14: 0000000000000000 R15: ffff880225625fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.213274] FS:  00007f6e0002c700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213294] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.213314] CR2: 00007f6dfff6f730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.213331] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.213348]  ffffffff8100b158 0000000000000000 ffff880225625fd8 ffff880225625fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.213415]  ffffffff810a27d6 0000000000000001 ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213479]  60aa77015bf23b5f ffff88022fc4ce40 ffff880225625f40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213542] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.213579]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.213593]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.213609]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.213617] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.213684] NMI backtrace for cpu 2
>Sep 20 01:11:03 Owl2 kernel: [61196.213699] CPU: 2 PID: 0 Comm: swapper/2 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.213705] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.213711] task: ffff880225626340 ti: ffff880225628000 task.ti: ffff880225628000
>Sep 20 01:11:03 Owl2 kernel: [61196.213716] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.213730] RSP: 0018:ffff880225629eb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.213734] RAX: ffffffff8100b140 RBX: ffff880225629fd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213739] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.213743] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213747] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225629fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.213751] R13: ffff880225629fd8 R14: 0000000000000000 R15: ffff880225629fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.213757] FS:  00007f2904883940(0000) GS:ffff88022fc80000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213761] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.213766] CR2: 00007f6dce7c7000 CR3: 0000000223419000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.213769] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.213773]  ffffffff8100b158 0000000000000000 ffff880225629fd8 ffff880225629fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.213784]  ffffffff810a27d6 0000000000000002 ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213793]  572927c53457edfa ffff88022fc8ce40 ffff880225629f40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213801] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.213821]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.213834]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.213851]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.213859] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.213925] NMI backtrace for cpu 3
>Sep 20 01:11:03 Owl2 kernel: [61196.213940] CPU: 3 PID: 0 Comm: swapper/3 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.213946] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.213952] task: ffff88022562a380 ti: ffff88022562c000 task.ti: ffff88022562c000
>Sep 20 01:11:03 Owl2 kernel: [61196.213957] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.213970] RSP: 0018:ffff88022562deb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.213975] RAX: ffffffff8100b140 RBX: ffff88022562dfd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213979] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.213984] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.213988] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022562dfd8
>Sep 20 01:11:03 Owl2 kernel: [61196.213992] R13: ffff88022562dfd8 R14: 0000000000000000 R15: ffff88022562dfd8
>Sep 20 01:11:03 Owl2 kernel: [61196.213997] FS:  00007f9e146f7700(0000) GS:ffff88022fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214002] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.214006] CR2: 00007f6dfff7faf7 CR3: 000000081eec4000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.214010] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.214013]  ffffffff8100b158 0000000000000000 ffff88022562dfd8 ffff88022562dfd8
>Sep 20 01:11:03 Owl2 kernel: [61196.214024]  ffffffff810a27d6 0000000000000003 ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214033]  aba39057b2707544 ffff88022fccce40 ffff88022562df40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214042] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.214061]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.214075]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.214091]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.214098] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.214165] NMI backtrace for cpu 7
>Sep 20 01:11:03 Owl2 kernel: [61196.214179] CPU: 7 PID: 0 Comm: swapper/7 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.214184] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.214189] task: ffff88022563c480 ti: ffff88022563e000 task.ti: ffff88022563e000
>Sep 20 01:11:03 Owl2 kernel: [61196.214194] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.214206] RSP: 0018:ffff88022563feb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.214211] RAX: ffffffff8100b140 RBX: ffff88022563ffd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214215] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.214219] RBP: 0000000000000007 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214223] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022563ffd8
>Sep 20 01:11:03 Owl2 kernel: [61196.214227] R13: ffff88022563ffd8 R14: 0000000000000000 R15: ffff88022563ffd8
>Sep 20 01:11:03 Owl2 kernel: [61196.214232] FS:  00007f3cc582e700(0000) GS:ffff88042fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214237] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.214241] CR2: 00007fffa34998df CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.214244] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.214247]  ffffffff8100b158 0000000000000000 ffff88022563ffd8 ffff88022563ffd8
>Sep 20 01:11:03 Owl2 kernel: [61196.214257]  ffffffff810a27d6 0000000000000007 ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214266]  cb9802744e3de032 ffff88042fccce40 ffff88022563ff40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214275] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.214293]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.214305]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.214319]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.214325] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.214396] NMI backtrace for cpu 8
>Sep 20 01:11:03 Owl2 kernel: [61196.214414] CPU: 8 PID: 0 Comm: swapper/8 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.214421] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.214427] task: ffff8802256404c0 ti: ffff880225642000 task.ti: ffff880225642000
>Sep 20 01:11:03 Owl2 kernel: [61196.214437] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.214454] RSP: 0018:ffff880225643eb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.214459] RAX: ffffffff8100b140 RBX: ffff880225643fd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214463] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.214467] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214471] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225643fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.214475] R13: ffff880225643fd8 R14: 0000000000000000 R15: ffff880225643fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.214481] FS:  00007f9fffbcf700(0000) GS:ffff88082fc00000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214485] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.214489] CR2: 00007f2a1ae70884 CR3: 0000000425384000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.214493] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.214496]  ffffffff8100b158 0000000000000000 ffff880225643fd8 ffff880225643fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.214509]  ffffffff810a27d6 0000000000000008 ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214518]  80868b24b9c0704e ffff88082fc0ce40 ffff880225643f40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214527] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.214552]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.214566]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.214583]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.214590] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.214659] NMI backtrace for cpu 12
>Sep 20 01:11:03 Owl2 kernel: [61196.214676] CPU: 12 PID: 0 Comm: swapper/12 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.214681] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.214687] task: ffff8802256525c0 ti: ffff880225654000 task.ti: ffff880225654000
>Sep 20 01:11:03 Owl2 kernel: [61196.214692] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.214711] RSP: 0018:ffff880225655eb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.214715] RAX: ffffffff8100b140 RBX: ffff880225655fd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214720] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.214723] RBP: 000000000000000c R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214727] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225655fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.214731] R13: ffff880225655fd8 R14: 0000000000000000 R15: ffff880225655fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.214737] FS:  00007f3cc582e700(0000) GS:ffff88062fc00000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214741] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.214745] CR2: 00007fffa349bcdf CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.214749] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.214753]  ffffffff8100b158 0000000000000000 ffff880225655fd8 ffff880225655fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.214765]  ffffffff810a27d6 000000000000000c ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214774]  be553ebaa2ecb8e5 ffff88062fc0ce40 ffff880225655f40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214783] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.214815]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.214830]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.214853]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.214860] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.214929] NMI backtrace for cpu 9
>Sep 20 01:11:03 Owl2 kernel: [61196.214946] CPU: 9 PID: 0 Comm: swapper/9 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.214951] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.214957] task: ffff880225644500 ti: ffff880225646000 task.ti: ffff880225646000
>Sep 20 01:11:03 Owl2 kernel: [61196.214962] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.214979] RSP: 0018:ffff880225647eb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.214984] RAX: ffffffff8100b140 RBX: ffff880225647fd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214989] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.214992] RBP: 0000000000000009 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.214996] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225647fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215001] R13: ffff880225647fd8 R14: 0000000000000000 R15: ffff880225647fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215006] FS:  00007f866837a700(0000) GS:ffff88082fc40000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215010] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.215015] CR2: 00007f3cc5771730 CR3: 000000082536d000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.215019] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.215022]  ffffffff8100b158 0000000000000000 ffff880225647fd8 ffff880225647fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215034]  ffffffff810a27d6 0000000000000009 ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215043]  f9b3456858737178 ffff88082fc4ce40 ffff880225647f40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215052] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.215077]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.215092]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.215109]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.215116] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.215186] NMI backtrace for cpu 13
>Sep 20 01:11:03 Owl2 kernel: [61196.215204] CPU: 13 PID: 0 Comm: swapper/13 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.215209] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.215215] task: ffff880225656600 ti: ffff880225658000 task.ti: ffff880225658000
>Sep 20 01:11:03 Owl2 kernel: [61196.215220] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.215239] RSP: 0018:ffff880225659eb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.215244] RAX: ffffffff8100b140 RBX: ffff880225659fd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215248] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.215252] RBP: 000000000000000d R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215256] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225659fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215260] R13: ffff880225659fd8 R14: 0000000000000000 R15: ffff880225659fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215266] FS:  00007f6e0002c700(0000) GS:ffff88062fc40000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215270] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.215275] CR2: 00007f6dfff6f730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.215279] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.215282]  ffffffff8100b158 0000000000000000 ffff880225659fd8 ffff880225659fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215294]  ffffffff810a27d6 000000000000000d ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215303]  7f6d93c1c00f77da ffff88062fc4ce40 ffff880225659f40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215312] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.215339]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.215352]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.215373]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.215379] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.215474] NMI backtrace for cpu 10
>Sep 20 01:11:03 Owl2 kernel: [61196.215482] CPU: 10 PID: 0 Comm: swapper/10 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.215485] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.215488] task: ffff880225648540 ti: ffff88022564a000 task.ti: ffff88022564a000
>Sep 20 01:11:03 Owl2 kernel: [61196.215491] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.215503] RSP: 0018:ffff88022564beb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.215506] RAX: ffffffff8100b140 RBX: ffff88022564bfd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215508] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.215510] RBP: 000000000000000a R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215512] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022564bfd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215514] R13: ffff88022564bfd8 R14: 0000000000000000 R15: ffff88022564bfd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215517] FS:  00007f08fb10e700(0000) GS:ffff88082fc80000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215520] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.215522] CR2: 00007f08f9ef513c CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.215524] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.215542]  ffffffff8100b158 0000000000000000 ffff88022564bfd8 ffff88022564bfd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215558]  ffffffff810a27d6 000000000000000a ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215574]  b5a8e98aea2592e9 ffff88082fc8ce40 ffff88022564bf40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215578] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.215598]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.215611]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.215631]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.215638] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.215708] NMI backtrace for cpu 14
>Sep 20 01:11:03 Owl2 kernel: [61196.215725] CPU: 14 PID: 0 Comm: swapper/14 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.215731] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.215737] task: ffff88022565a640 ti: ffff88022565c000 task.ti: ffff88022565c000
>Sep 20 01:11:03 Owl2 kernel: [61196.215742] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.215756] RSP: 0018:ffff88022565deb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.215760] RAX: ffffffff8100b140 RBX: ffff88022565dfd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215765] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.215769] RBP: 000000000000000e R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215773] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022565dfd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215777] R13: ffff88022565dfd8 R14: 0000000000000000 R15: ffff88022565dfd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215783] FS:  00007febe8806700(0000) GS:ffff88062fc80000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215787] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.215792] CR2: 00007febe8813000 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.215795] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.215799]  ffffffff8100b158 0000000000000000 ffff88022565dfd8 ffff88022565dfd8
>Sep 20 01:11:03 Owl2 kernel: [61196.215810]  ffffffff810a27d6 000000000000000e ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215819]  1b843e53e9aa3163 ffff88062fc8ce40 ffff88022565df40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.215828] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.215849]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.215862]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.215877]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.215884] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.215952] NMI backtrace for cpu 11
>Sep 20 01:11:03 Owl2 kernel: [61196.215967] CPU: 11 PID: 0 Comm: swapper/11 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.215972] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.215978] task: ffff88022564c580 ti: ffff88022564e000 task.ti: ffff88022564e000
>Sep 20 01:11:03 Owl2 kernel: [61196.215983] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.215997] RSP: 0018:ffff88022564feb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.216002] RAX: ffffffff8100b140 RBX: ffff88022564ffd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.216006] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.216010] RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.216014] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022564ffd8
>Sep 20 01:11:03 Owl2 kernel: [61196.216018] R13: ffff88022564ffd8 R14: 0000000000000000 R15: ffff88022564ffd8
>Sep 20 01:11:03 Owl2 kernel: [61196.216024] FS:  00007f6e0002c700(0000) GS:ffff88082fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.216028] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.216033] CR2: 0000000001002e6c CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.216036] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.216039]  ffffffff8100b158 0000000000000000 ffff88022564ffd8 ffff88022564ffd8
>Sep 20 01:11:03 Owl2 kernel: [61196.216050]  ffffffff810a27d6 000000000000000b ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.216059]  76e25279c0ed1f84 ffff88082fccce40 ffff88022564ff40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.216068] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.216089]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.216101]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.216115]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.216122] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:03 Owl2 kernel: [61196.216191] NMI backtrace for cpu 15
>Sep 20 01:11:03 Owl2 kernel: [61196.216207] CPU: 15 PID: 0 Comm: swapper/15 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:03 Owl2 kernel: [61196.216212] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:03 Owl2 kernel: [61196.216218] task: ffff88022565e680 ti: ffff880225660000 task.ti: ffff880225660000
>Sep 20 01:11:03 Owl2 kernel: [61196.216223] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:11:03 Owl2 kernel: [61196.216237] RSP: 0018:ffff880225661eb0  EFLAGS: 00000296
>Sep 20 01:11:03 Owl2 kernel: [61196.216242] RAX: ffffffff8100b140 RBX: ffff880225661fd8 RCX: 0100000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.216247] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:11:03 Owl2 kernel: [61196.216251] RBP: 000000000000000f R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.216255] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225661fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.216259] R13: ffff880225661fd8 R14: 0000000000000000 R15: ffff880225661fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.216264] FS:  00007f6e0002c700(0000) GS:ffff88062fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.216269] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:03 Owl2 kernel: [61196.216274] CR2: 0000000001002e6c CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:11:03 Owl2 kernel: [61196.216277] Stack:
>Sep 20 01:11:03 Owl2 kernel: [61196.216281]  ffffffff8100b158 0000000000000000 ffff880225661fd8 ffff880225661fd8
>Sep 20 01:11:03 Owl2 kernel: [61196.216292]  ffffffff810a27d6 000000000000000f ffffffff810ab631 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.216301]  b6faad6df28ec3fc ffff88062fccce40 ffff880225661f40 0000000000000000
>Sep 20 01:11:03 Owl2 kernel: [61196.216310] Call Trace:
>Sep 20 01:11:03 Owl2 kernel: [61196.216332]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:11:03 Owl2 kernel: [61196.216345]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:11:03 Owl2 kernel: [61196.216360]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:11:03 Owl2 kernel: [61196.216366] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:11:28 Owl2 kernel: [61221.360278] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:11:28 Owl2 kernel: [61221.367667] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:11:28 Owl2 kernel: [61221.367714] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:28 Owl2 kernel: [61221.367717] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:28 Owl2 kernel: [61221.367719] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:11:28 Owl2 kernel: [61221.367721] RIP: 0010:[<ffffffffa0157f9d>]  [<ffffffffa0157f9d>] comp_entry+0xd/0x1b0 [btrfs]
>Sep 20 01:11:28 Owl2 kernel: [61221.367750] RSP: 0018:ffff880424b97bd8  EFLAGS: 00000296
>Sep 20 01:11:28 Owl2 kernel: [61221.367751] RAX: ffff8801b05b2eb0 RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:11:28 Owl2 kernel: [61221.367753] RDX: 0000000000000000 RSI: ffff8801b05b2df0 RDI: ffff8801b87eceb0
>Sep 20 01:11:28 Owl2 kernel: [61221.367755] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:11:28 Owl2 kernel: [61221.367757] R10: 000000000000000c R11: ffff880420db67f0 R12: 0000000000000000
>Sep 20 01:11:28 Owl2 kernel: [61221.367758] R13: ffff8801b55380d1 R14: ffff8801b5537bb0 R15: ffffffffffffffba
>Sep 20 01:11:28 Owl2 kernel: [61221.367761] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:11:28 Owl2 kernel: [61221.367763] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:28 Owl2 kernel: [61221.367764] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:11:28 Owl2 kernel: [61221.367766] Stack:
>Sep 20 01:11:28 Owl2 kernel: [61221.367767]  ffff8801b87eceb0 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:11:28 Owl2 kernel: [61221.367772]  0000000101db89c0 ffff8801b87eceb0 ffff880220e859f0 ffff880220a85568
>Sep 20 01:11:28 Owl2 kernel: [61221.367776]  ffff880424b97c38 ffff88081d8a4458 ffff880220a85568 ffff880220e859f0
>Sep 20 01:11:28 Owl2 kernel: [61221.367780] Call Trace:
>Sep 20 01:11:28 Owl2 kernel: [61221.367895]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:11:28 Owl2 kernel: [61221.367998]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:11:28 Owl2 kernel: [61221.368037]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:11:28 Owl2 kernel: [61221.368079]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:11:28 Owl2 kernel: [61221.368134]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:11:28 Owl2 kernel: [61221.368174]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:11:28 Owl2 kernel: [61221.368181]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:11:28 Owl2 kernel: [61221.368185] Code: ff ff ff e8 0a 6b 02 00 66 0f 1f 44 00 00 e9 01 ff ff ff 0f 0b 66 0f 1f 84 00 00 00 00 00 48 83 ec 18 48 89 1c 24 48 89 6c 24 08 <48> 89 f3 4c 89 64 24 10 48 8b 47 18 48 89 fd 48 39 46 18 0f 82
>Sep 20 01:11:56 Owl2 kernel: [61249.360765] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:11:56 Owl2 kernel: [61249.368136] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:11:56 Owl2 kernel: [61249.368190] CPU: 6 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:11:56 Owl2 kernel: [61249.368192] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:11:56 Owl2 kernel: [61249.368194] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:11:56 Owl2 kernel: [61249.368196] RIP: 0010:[<ffffffff812de53b>]  [<ffffffff812de53b>] rb_prev+0x1b/0x50
>Sep 20 01:11:56 Owl2 kernel: [61249.368203] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000286
>Sep 20 01:11:56 Owl2 kernel: [61249.368204] RAX: ffff8801fce32850 RBX: ffff880220118610 RCX: 00000000000000b8
>Sep 20 01:11:56 Owl2 kernel: [61249.368206] RDX: ffff8801fce32850 RSI: 0000000000000000 RDI: ffff8801fce32670
>Sep 20 01:11:56 Owl2 kernel: [61249.368208] RBP: 0000000000000000 R08: ffff880220118610 R09: 0000000000000000
>Sep 20 01:11:56 Owl2 kernel: [61249.368210] R10: ffff8802203bd3d0 R11: ffff880420db67f0 R12: ffff8802203bd3d0
>Sep 20 01:11:56 Owl2 kernel: [61249.368211] R13: ffff880420db67f0 R14: ffffffff8116dce7 R15: ffff8801c14799d0
>Sep 20 01:11:56 Owl2 kernel: [61249.368214] FS:  00007fa08a8cd700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:11:56 Owl2 kernel: [61249.368216] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:11:56 Owl2 kernel: [61249.368217] CR2: 00007f86fa7da8f0 CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:11:56 Owl2 kernel: [61249.368219] Stack:
>Sep 20 01:11:56 Owl2 kernel: [61249.368220]  ffffffffa0158ba7 0000000101db89c0 ffff8801ba7aff10 ffff880220e859f0
>Sep 20 01:11:56 Owl2 kernel: [61249.368226]  ffff880220a85568 ffff880424b97c38 ffff88081d8a4458 ffff880220a85568
>Sep 20 01:11:56 Owl2 kernel: [61249.368229]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:11:56 Owl2 kernel: [61249.368232] Call Trace:
>Sep 20 01:11:56 Owl2 kernel: [61249.368271]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:11:56 Owl2 kernel: [61249.368388]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:11:56 Owl2 kernel: [61249.368427]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:11:56 Owl2 kernel: [61249.368470]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:11:56 Owl2 kernel: [61249.368525]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:11:56 Owl2 kernel: [61249.368565]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:11:56 Owl2 kernel: [61249.368572]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:11:56 Owl2 kernel: [61249.368576] Code: 3b 78 08 74 eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 17 48 39 d7 74 3f 48 8b 47 10 48 85 c0 75 0a eb 23 0f 1f 44 00 00 48 89 d0 <48> 8b 50 08 48 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00
>Sep 20 01:15:24 Owl2 kernel: [61457.352378] BUG: soft lockup - CPU#5 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:15:24 Owl2 kernel: [61457.359747] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:15:24 Owl2 kernel: [61457.359806] CPU: 5 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:15:24 Owl2 kernel: [61457.359809] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:15:24 Owl2 kernel: [61457.359812] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:15:24 Owl2 kernel: [61457.359814] RIP: 0010:[<ffffffffa0158004>]  [<ffffffffa0158004>] comp_entry+0x74/0x1b0 [btrfs]
>Sep 20 01:15:24 Owl2 kernel: [61457.359856] RSP: 0018:ffff880424b97bd8  EFLAGS: 00000202
>Sep 20 01:15:24 Owl2 kernel: [61457.359858] RAX: 0000000000000022 RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:15:24 Owl2 kernel: [61457.359860] RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff880798f9b4f0
>Sep 20 01:15:24 Owl2 kernel: [61457.359861] RBP: ffff880798f9b4f0 R08: 0000000000000000 R09: ffff8801e21a7bb0
>Sep 20 01:15:24 Owl2 kernel: [61457.359863] R10: ffff8801e21a6970 R11: ffffffffffffffba R12: ffff880424aa10c0
>Sep 20 01:15:24 Owl2 kernel: [61457.359865] R13: 000001f61785e000 R14: 0000000000000018 R15: ffff880252321d0c
>Sep 20 01:15:24 Owl2 kernel: [61457.359867] FS:  00007f3cc582e700(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:15:24 Owl2 kernel: [61457.359869] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:15:24 Owl2 kernel: [61457.359871] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:15:24 Owl2 kernel: [61457.359873] Stack:
>Sep 20 01:15:24 Owl2 kernel: [61457.359875]  ffff880798f9b4f0 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:15:24 Owl2 kernel: [61457.359881]  0000000101f61785 ffff880798f9b4f0 ffff880220e859f0 ffff88022018f740
>Sep 20 01:15:24 Owl2 kernel: [61457.359884]  ffff880424b97c38 ffff8801b0432eb0 ffff88022018f740 ffff880220e859f0
>Sep 20 01:15:24 Owl2 kernel: [61457.359888] Call Trace:
>Sep 20 01:15:24 Owl2 kernel: [61457.360018]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:15:24 Owl2 kernel: [61457.360122]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:15:24 Owl2 kernel: [61457.360161]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:15:24 Owl2 kernel: [61457.360204]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:15:24 Owl2 kernel: [61457.360259]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:15:24 Owl2 kernel: [61457.360302]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:15:24 Owl2 kernel: [61457.360312]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:15:24 Owl2 kernel: [61457.360318] Code: 39 3a 4d 39 0f 82 ad 00 00 00 0f 87 7f 00 00 00 84 d2 74 10 48 8b 55 28 48 39 53 28 0f 82 95 00 00 00 77 6b 80 f9 b0 41 0f 94 c4 <80> f9 b6 74 37 45 84 e4 75 32 80 f9 b8 0f 85 b6 00 00 00 a8 01
>Sep 20 01:15:28 Owl2 kernel: [61461.296449] BUG: soft lockup - CPU#1 stuck for 23s! [snapperd:11007]
>Sep 20 01:15:28 Owl2 kernel: [61461.301880] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:15:28 Owl2 kernel: [61461.301937] CPU: 1 PID: 11007 Comm: snapperd Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:15:28 Owl2 kernel: [61461.301939] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:15:28 Owl2 kernel: [61461.301942] task: ffff8806234be740 ti: ffff880623270000 task.ti: ffff880623270000
>Sep 20 01:15:28 Owl2 kernel: [61461.301944] RIP: 0010:[<ffffffff81597f6a>]  [<ffffffff81597f6a>] _raw_spin_lock+0x1a/0x30
>Sep 20 01:15:28 Owl2 kernel: [61461.301951] RSP: 0018:ffff880623271ab0  EFLAGS: 00000297
>Sep 20 01:15:28 Owl2 kernel: [61461.301953] RAX: 000000000000e1b3 RBX: 0000005000000000 RCX: 0000000000000000
>Sep 20 01:15:28 Owl2 kernel: [61461.301955] RDX: 000000000000e1b4 RSI: ffff8802241c3030 RDI: ffff880252324f80
>Sep 20 01:15:28 Owl2 kernel: [61461.301957] RBP: ffff8801b6530660 R08: 0000000000000000 R09: 0000000000000003
>Sep 20 01:15:28 Owl2 kernel: [61461.301959] R10: dead000000100100 R11: dead000000200200 R12: ffff8802241b9f68
>Sep 20 01:15:28 Owl2 kernel: [61461.301960] R13: ffff8802241b9f58 R14: ffffffff8116f5c9 R15: 0000000000000000
>Sep 20 01:15:28 Owl2 kernel: [61461.301963] FS:  00007fe63b432700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:15:28 Owl2 kernel: [61461.301965] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Sep 20 01:15:28 Owl2 kernel: [61461.301966] CR2: 00007fe63d27b044 CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:15:28 Owl2 kernel: [61461.301968] Stack:
>Sep 20 01:15:28 Owl2 kernel: [61461.301969]  ffffffffa01591af 0000000000000000 ffff880624be3780 ffff8800cef53aa0
>Sep 20 01:15:28 Owl2 kernel: [61461.301975]  0000000000000050 0000000000000206 ffff8801b0432eb0 ffff8806230d4000
>Sep 20 01:15:28 Owl2 kernel: [61461.301978]  0000000000000000 0000000000000000 0000000000000000 ffff8800cef53aa0
>Sep 20 01:15:28 Owl2 kernel: [61461.301982] Call Trace:
>Sep 20 01:15:28 Owl2 kernel: [61461.302032]  [<ffffffffa01591af>] btrfs_add_delayed_tree_ref+0x9f/0x1b0 [btrfs]
>Sep 20 01:15:28 Owl2 kernel: [61461.302163]  [<ffffffffa0102a38>] btrfs_alloc_free_block+0x2d8/0x4a0 [btrfs]
>Sep 20 01:15:28 Owl2 kernel: [61461.302203]  [<ffffffffa00ee2f5>] __btrfs_cow_block+0x135/0x560 [btrfs]
>Sep 20 01:15:28 Owl2 kernel: [61461.302229]  [<ffffffffa00ee8ec>] btrfs_cow_block+0x12c/0x1d0 [btrfs]
>Sep 20 01:15:28 Owl2 kernel: [61461.302255]  [<ffffffffa00f2cb2>] btrfs_search_slot+0x402/0x9a0 [btrfs]
>Sep 20 01:15:28 Owl2 kernel: [61461.302284]  [<ffffffffa00f4a63>] btrfs_insert_empty_items+0x73/0xe0 [btrfs]
>Sep 20 01:15:28 Owl2 kernel: [61461.302316]  [<ffffffffa0122074>] btrfs_new_inode+0x124/0x3e0 [btrfs]
>Sep 20 01:15:28 Owl2 kernel: [61461.302381]  [<ffffffffa01230ee>] btrfs_mkdir+0xfe/0x1e0 [btrfs]
>Sep 20 01:15:28 Owl2 kernel: [61461.302434]  [<ffffffff81192745>] vfs_mkdir+0xb5/0x170
>Sep 20 01:15:28 Owl2 kernel: [61461.302440]  [<ffffffff811979ab>] SyS_mkdirat+0xab/0xf0
>Sep 20 01:15:28 Owl2 kernel: [61461.302448]  [<ffffffff815a016d>] system_call_fastpath+0x1a/0x1f
>Sep 20 01:15:28 Owl2 kernel: [61461.302455]  [<00007fe63c3cf73c>] 0x7fe63c3cf73b
>Sep 20 01:15:28 Owl2 kernel: [61461.302456] Code: 31 c0 e9 c7 fe ff ff 90 90 90 90 90 90 90 90 90 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 0f 0f 1f 44 00 00 f3 90 <0f> b7 07 66 39 d0 75 f6 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00
>Sep 20 01:15:52 Owl2 kernel: [61485.352862] BUG: soft lockup - CPU#5 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:15:52 Owl2 kernel: [61485.360310] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:15:52 Owl2 kernel: [61485.360356] CPU: 5 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:15:52 Owl2 kernel: [61485.360358] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:15:52 Owl2 kernel: [61485.360360] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:15:52 Owl2 kernel: [61485.360362] RIP: 0010:[<ffffffffa0157fc0>]  [<ffffffffa0157fc0>] comp_entry+0x30/0x1b0 [btrfs]
>Sep 20 01:15:52 Owl2 kernel: [61485.360387] RSP: 0018:ffff880424b97bd8  EFLAGS: 00000246
>Sep 20 01:15:52 Owl2 kernel: [61485.360389] RAX: 0000000000000002 RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:15:52 Owl2 kernel: [61485.360391] RDX: 0000000000000000 RSI: ffff88034eda4d90 RDI: ffff8801c6697d90
>Sep 20 01:15:52 Owl2 kernel: [61485.360392] RBP: ffff8801c6697d90 R08: 0000000000000000 R09: ffff8801c3522a30
>Sep 20 01:15:52 Owl2 kernel: [61485.360394] R10: ffff8801c3521af0 R11: ffffffffffffffba R12: ffff880424a97f40
>Sep 20 01:15:52 Owl2 kernel: [61485.360396] R13: 000001f61785e000 R14: 0000000000000000 R15: ffff880252321d0c
>Sep 20 01:15:52 Owl2 kernel: [61485.360398] FS:  00007f3cc582e700(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:15:52 Owl2 kernel: [61485.360399] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:15:52 Owl2 kernel: [61485.360401] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:15:52 Owl2 kernel: [61485.360403] Stack:
>Sep 20 01:15:52 Owl2 kernel: [61485.360404]  ffff8801c6697d90 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:15:52 Owl2 kernel: [61485.360409]  0000000101f61785 ffff8801c6697d90 ffff880220e859f0 ffff88022018f740
>Sep 20 01:15:52 Owl2 kernel: [61485.360413]  ffff880424b97c38 ffff8801b0432eb0 ffff88022018f740 ffff880220e859f0
>Sep 20 01:15:52 Owl2 kernel: [61485.360416] Call Trace:
>Sep 20 01:15:52 Owl2 kernel: [61485.360528]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:15:52 Owl2 kernel: [61485.360630]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:15:52 Owl2 kernel: [61485.360669]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:15:52 Owl2 kernel: [61485.360711]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:15:52 Owl2 kernel: [61485.360765]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:15:52 Owl2 kernel: [61485.360805]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:15:52 Owl2 kernel: [61485.360811]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:15:52 Owl2 kernel: [61485.360815] Code: 89 1c 24 48 89 6c 24 08 48 89 f3 4c 89 64 24 10 48 8b 47 18 48 89 fd 48 39 46 18 0f 82 da 00 00 00 0f 87 ac 00 00 00 0f b6 46 3a <a8> 01 0f 85 b8 00 00 00 0f b6 77 3a 40 f6 c6 01 0f 85 ba 00 00
>Sep 20 01:15:56 Owl2 kernel: [61489.296929] BUG: soft lockup - CPU#1 stuck for 22s! [snapperd:11007]
>Sep 20 01:15:56 Owl2 kernel: [61489.302183] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:15:56 Owl2 kernel: [61489.302220] CPU: 1 PID: 11007 Comm: snapperd Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:15:56 Owl2 kernel: [61489.302222] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:15:56 Owl2 kernel: [61489.302223] task: ffff8806234be740 ti: ffff880623270000 task.ti: ffff880623270000
>Sep 20 01:15:56 Owl2 kernel: [61489.302225] RIP: 0010:[<ffffffff81597f6a>]  [<ffffffff81597f6a>] _raw_spin_lock+0x1a/0x30
>Sep 20 01:15:56 Owl2 kernel: [61489.302229] RSP: 0018:ffff880623271ab0  EFLAGS: 00000297
>Sep 20 01:15:56 Owl2 kernel: [61489.302231] RAX: 000000000000e1b3 RBX: 0000005000000000 RCX: 0000000000000000
>Sep 20 01:15:56 Owl2 kernel: [61489.302232] RDX: 000000000000e1b4 RSI: ffff8802241c3030 RDI: ffff880252324f80
>Sep 20 01:15:56 Owl2 kernel: [61489.302234] RBP: ffff8801b6530660 R08: 0000000000000000 R09: 0000000000000003
>Sep 20 01:15:56 Owl2 kernel: [61489.302236] R10: dead000000100100 R11: dead000000200200 R12: ffff8802241b9f68
>Sep 20 01:15:56 Owl2 kernel: [61489.302237] R13: ffff8802241b9f58 R14: ffffffff8116f5c9 R15: 0000000000000000
>Sep 20 01:15:56 Owl2 kernel: [61489.302239] FS:  00007fe63b432700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:15:56 Owl2 kernel: [61489.302241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Sep 20 01:15:56 Owl2 kernel: [61489.302243] CR2: 00007fe63d27b044 CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:15:56 Owl2 kernel: [61489.302244] Stack:
>Sep 20 01:15:56 Owl2 kernel: [61489.302245]  ffffffffa01591af 0000000000000000 ffff880624be3780 ffff8800cef53aa0
>Sep 20 01:15:56 Owl2 kernel: [61489.302250]  0000000000000050 0000000000000206 ffff8801b0432eb0 ffff8806230d4000
>Sep 20 01:15:56 Owl2 kernel: [61489.302254]  0000000000000000 0000000000000000 0000000000000000 ffff8800cef53aa0
>Sep 20 01:15:56 Owl2 kernel: [61489.302257] Call Trace:
>Sep 20 01:15:56 Owl2 kernel: [61489.302276]  [<ffffffffa01591af>] btrfs_add_delayed_tree_ref+0x9f/0x1b0 [btrfs]
>Sep 20 01:15:56 Owl2 kernel: [61489.302379]  [<ffffffffa0102a38>] btrfs_alloc_free_block+0x2d8/0x4a0 [btrfs]
>Sep 20 01:15:56 Owl2 kernel: [61489.302418]  [<ffffffffa00ee2f5>] __btrfs_cow_block+0x135/0x560 [btrfs]
>Sep 20 01:15:56 Owl2 kernel: [61489.302443]  [<ffffffffa00ee8ec>] btrfs_cow_block+0x12c/0x1d0 [btrfs]
>Sep 20 01:15:56 Owl2 kernel: [61489.302469]  [<ffffffffa00f2cb2>] btrfs_search_slot+0x402/0x9a0 [btrfs]
>Sep 20 01:15:56 Owl2 kernel: [61489.302497]  [<ffffffffa00f4a63>] btrfs_insert_empty_items+0x73/0xe0 [btrfs]
>Sep 20 01:15:56 Owl2 kernel: [61489.302529]  [<ffffffffa0122074>] btrfs_new_inode+0x124/0x3e0 [btrfs]
>Sep 20 01:15:56 Owl2 kernel: [61489.302593]  [<ffffffffa01230ee>] btrfs_mkdir+0xfe/0x1e0 [btrfs]
>Sep 20 01:15:56 Owl2 kernel: [61489.302646]  [<ffffffff81192745>] vfs_mkdir+0xb5/0x170
>Sep 20 01:15:56 Owl2 kernel: [61489.302651]  [<ffffffff811979ab>] SyS_mkdirat+0xab/0xf0
>Sep 20 01:15:56 Owl2 kernel: [61489.302657]  [<ffffffff815a016d>] system_call_fastpath+0x1a/0x1f
>Sep 20 01:15:56 Owl2 kernel: [61489.302663]  [<00007fe63c3cf73c>] 0x7fe63c3cf73b
>Sep 20 01:15:56 Owl2 kernel: [61489.302664] Code: 31 c0 e9 c7 fe ff ff 90 90 90 90 90 90 90 90 90 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 0f 0f 1f 44 00 00 f3 90 <0f> b7 07 66 39 d0 75 f6 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00
>Sep 20 01:16:01 Owl2 kernel: [61494.321022] INFO: rcu_sched self-detected stall on CPU { 5}  (t=15000 jiffies g=134837 c=134836 q=0)
>Sep 20 01:16:01 Owl2 kernel: [61494.321032] sending NMI to all CPUs:
>Sep 20 01:16:01 Owl2 kernel: [61494.321037] NMI backtrace for cpu 5
>Sep 20 01:16:01 Owl2 kernel: [61494.321047] CPU: 5 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.321049] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.321051] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:16:01 Owl2 kernel: [61494.321053] RIP: 0010:[<ffffffff81031b21>]  [<ffffffff81031b21>] default_send_IPI_mask_sequence_phys+0x91/0xf0
>Sep 20 01:16:01 Owl2 kernel: [61494.321060] RSP: 0018:ffff88042fc43dd8  EFLAGS: 00000096
>Sep 20 01:16:01 Owl2 kernel: [61494.321062] RAX: 0000000000000016 RBX: 000000000000b0ca RCX: 0000000000000006
>Sep 20 01:16:01 Owl2 kernel: [61494.321063] RDX: 0000000000000006 RSI: 0000000000000200 RDI: 0000000000000300
>Sep 20 01:16:01 Owl2 kernel: [61494.321065] RBP: ffffffff81cae100 R08: ffffffff81cae100 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.321067] R10: 0000000000000000 R11: 0000000000000f9e R12: 0000000000000400
>Sep 20 01:16:01 Owl2 kernel: [61494.321068] R13: 0000000000000096 R14: 0000000000000002 R15: 0000000000000016
>Sep 20 01:16:01 Owl2 kernel: [61494.321071] FS:  00007f3cc582e700(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.321073] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.321074] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.321076] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.321077]  ffff88042fc43e28 0000000000000006 ffff88042fc43e38 0000000000002710
>Sep 20 01:16:01 Owl2 kernel: [61494.321083]  ffffffff81c40980 ffffffff81c40880 ffff880424b96000 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.321086]  ffff88042fc4e360 ffffffff81031cdf ffffffff81cae140 ffffffff810ef3e0
>Sep 20 01:16:01 Owl2 kernel: [61494.321090] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.321097]  [<ffffffff81031cdf>] arch_trigger_all_cpu_backtrace+0x4f/0x90
>Sep 20 01:16:01 Owl2 kernel: [61494.321104]  [<ffffffff810ef3e0>] rcu_check_callbacks+0x310/0x5f0
>Sep 20 01:16:01 Owl2 kernel: [61494.321113]  [<ffffffff8105ffbf>] update_process_times+0x3f/0x80
>Sep 20 01:16:01 Owl2 kernel: [61494.321120]  [<ffffffff810ac937>] tick_sched_handle.isra.10+0x27/0x70
>Sep 20 01:16:01 Owl2 kernel: [61494.321125]  [<ffffffff810acaa5>] tick_sched_timer+0x45/0x70
>Sep 20 01:16:01 Owl2 kernel: [61494.321130]  [<ffffffff81076da6>] __run_hrtimer+0x66/0x1b0
>Sep 20 01:16:01 Owl2 kernel: [61494.321136]  [<ffffffff81077589>] hrtimer_interrupt+0xf9/0x230
>Sep 20 01:16:01 Owl2 kernel: [61494.321143]  [<ffffffff81030116>] smp_apic_timer_interrupt+0x36/0x50
>Sep 20 01:16:01 Owl2 kernel: [61494.321148]  [<ffffffff815a0f5d>] apic_timer_interrupt+0x6d/0x80
>Sep 20 01:16:01 Owl2 kernel: [61494.321158]  [<ffffffff812de563>] rb_prev+0x43/0x50
>Sep 20 01:16:01 Owl2 kernel: [61494.321181]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321287]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321325]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321367]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321422]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321461]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:16:01 Owl2 kernel: [61494.321466]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.321470] Code: bd ca 81 41 83 fe 02 44 0f b7 3c 03 74 54 8b 04 25 00 23 5f ff f6 c4 10 74 0e f3 90 8b 0c 25 00 23 5f ff 80 e5 10 75 f2 44 89 f8 <c1> e0 18 89 04 25 10 23 5f ff 41 83 fe 02 44 89 e0 41 0f 45 c6
>Sep 20 01:16:01 Owl2 kernel: [61494.321497] NMI backtrace for cpu 1
>Sep 20 01:16:01 Owl2 kernel: [61494.321504] CPU: 1 PID: 11007 Comm: snapperd Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.321506] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.321508] task: ffff8806234be740 ti: ffff880623270000 task.ti: ffff880623270000
>Sep 20 01:16:01 Owl2 kernel: [61494.321510] RIP: 0010:[<ffffffff81597f68>]  [<ffffffff81597f68>] _raw_spin_lock+0x18/0x30
>Sep 20 01:16:01 Owl2 kernel: [61494.321514] RSP: 0018:ffff880623271ab0  EFLAGS: 00000297
>Sep 20 01:16:01 Owl2 kernel: [61494.321516] RAX: 000000000000e1b3 RBX: ffff880220e85ef0 RCX: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.321517] RDX: 000000000000e1b4 RSI: ffff8802241c3030 RDI: ffff880252324f80
>Sep 20 01:16:01 Owl2 kernel: [61494.321519] RBP: ffff8801b6530660 R08: 0000000000000000 R09: 0000000000000003
>Sep 20 01:16:01 Owl2 kernel: [61494.321521] R10: dead000000100100 R11: dead000000200200 R12: 0000000000000101
>Sep 20 01:16:01 Owl2 kernel: [61494.321522] R13: 000001b42cede000 R14: 0000000000001000 R15: ffff880252324ea8
>Sep 20 01:16:01 Owl2 kernel: [61494.321524] FS:  00007fe63b432700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.321526] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Sep 20 01:16:01 Owl2 kernel: [61494.321528] CR2: 00007fe63d27b044 CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.321529] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.321530]  ffffffffa01591af 0000000000000000 ffff880624be3780 ffff8800cef53aa0
>Sep 20 01:16:01 Owl2 kernel: [61494.321535]  0000000000000050 0000000000000206 ffff8801b0432eb0 ffff8806230d4000
>Sep 20 01:16:01 Owl2 kernel: [61494.321538]  0000000000000000 0000000000000000 0000000000000000 ffff8800cef53aa0
>Sep 20 01:16:01 Owl2 kernel: [61494.321542] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.321560]  [<ffffffffa01591af>] btrfs_add_delayed_tree_ref+0x9f/0x1b0 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321662]  [<ffffffffa0102a38>] btrfs_alloc_free_block+0x2d8/0x4a0 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321700]  [<ffffffffa00ee2f5>] __btrfs_cow_block+0x135/0x560 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321725]  [<ffffffffa00ee8ec>] btrfs_cow_block+0x12c/0x1d0 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321751]  [<ffffffffa00f2cb2>] btrfs_search_slot+0x402/0x9a0 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321779]  [<ffffffffa00f4a63>] btrfs_insert_empty_items+0x73/0xe0 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321810]  [<ffffffffa0122074>] btrfs_new_inode+0x124/0x3e0 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321875]  [<ffffffffa01230ee>] btrfs_mkdir+0xfe/0x1e0 [btrfs]
>Sep 20 01:16:01 Owl2 kernel: [61494.321927]  [<ffffffff81192745>] vfs_mkdir+0xb5/0x170
>Sep 20 01:16:01 Owl2 kernel: [61494.321932]  [<ffffffff811979ab>] SyS_mkdirat+0xab/0xf0
>Sep 20 01:16:01 Owl2 kernel: [61494.321938]  [<ffffffff815a016d>] system_call_fastpath+0x1a/0x1f
>Sep 20 01:16:01 Owl2 kernel: [61494.321943]  [<00007fe63c3cf73c>] 0x7fe63c3cf73b
>Sep 20 01:16:01 Owl2 kernel: [61494.321944] Code: ff ff 31 c0 e9 c7 fe ff ff 90 90 90 90 90 90 90 90 90 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 0f 0f 1f 44 00 00 <f3> 90 0f b7 07 66 39 d0 75 f6 c3 66 66 66 66 2e 0f 1f 84 00 00
>Sep 20 01:16:01 Owl2 kernel: [61494.321974] NMI backtrace for cpu 0
>Sep 20 01:16:01 Owl2 kernel: [61494.321990] CPU: 0 PID: 0 Comm: swapper/0 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.321996] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.322002] task: ffffffff81c12440 ti: ffffffff81c00000 task.ti: ffffffff81c00000
>Sep 20 01:16:01 Owl2 kernel: [61494.322007] RIP: 0010:[<ffffffff8108ccb3>]  [<ffffffff8108ccb3>] find_busiest_group+0x193/0x4a0
>Sep 20 01:16:01 Owl2 kernel: [61494.322022] RSP: 0018:ffff88022fc03cc8  EFLAGS: 00000246
>Sep 20 01:16:01 Owl2 kernel: [61494.322027] RAX: ffff880225763600 RBX: ffff88022fc03df8 RCX: ffff8802257124c0
>Sep 20 01:16:01 Owl2 kernel: [61494.322032] RDX: ffff88022fc03cc8 RSI: 0000000000000000 RDI: ffff8802257123c0
>Sep 20 01:16:01 Owl2 kernel: [61494.322036] RBP: ffff88022fc03ea4 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.322040] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022fc03df8
>Sep 20 01:16:01 Owl2 kernel: [61494.322044] R13: 0000000000000000 R14: 0000000000000001 R15: ffff880225763600
>Sep 20 01:16:01 Owl2 kernel: [61494.322050] FS:  00007f33a02837c0(0000) GS:ffff88022fc00000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.322054] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.322059] CR2: 00007f40743c78f0 CR3: 00000004249f8000 CR4: 00000000000007f0
>Sep 20 01:16:01 Owl2 kernel: [61494.322063] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.322066]  ffff8802257123c0 ffff8802257124c0 0000000000000303 0000000000000ffc
>Sep 20 01:16:01 Owl2 kernel: [61494.322078]  0000000000000000 0000000000000000 0000000000000000 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.322086]  0000000000000001 0000000000000001 0000000000000303 0000000000000303
>Sep 20 01:16:01 Owl2 kernel: [61494.322095] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.322118]  [<ffffffff8108d0e0>] load_balance+0x120/0x830
>Sep 20 01:16:01 Owl2 kernel: [61494.322132]  [<ffffffff8108d88c>] rebalance_domains+0x9c/0x190
>Sep 20 01:16:01 Owl2 kernel: [61494.322144]  [<ffffffff8108d9c1>] run_rebalance_domains+0x41/0x170
>Sep 20 01:16:01 Owl2 kernel: [61494.322156]  [<ffffffff8105715e>] __do_softirq+0xde/0x220
>Sep 20 01:16:01 Owl2 kernel: [61494.322167]  [<ffffffff81057405>] irq_exit+0xa5/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.322184]  [<ffffffff815a15dd>] reschedule_interrupt+0x6d/0x80
>Sep 20 01:16:01 Owl2 kernel: [61494.322201]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.322214]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.322226]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.322240]  [<ffffffff81cceebf>] start_kernel+0x434/0x43f
>Sep 20 01:16:01 Owl2 kernel: [61494.322252]  [<ffffffff81cce6b5>] x86_64_start_kernel+0x10d/0x11c
>Sep 20 01:16:01 Owl2 kernel: [61494.322259] Code: 40 2c 49 0f af c0 48 39 c2 0f 87 55 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 c7 43 30 00 00 00 00 31 ff eb b6 0f 1f 40 00 48 8b 03 <f6> 40 51 08 0f 84 aa fe ff ff 48 85 ff 74 de 48 83 c7 18 be 00
>Sep 20 01:16:01 Owl2 kernel: [61494.322328] NMI backtrace for cpu 2
>Sep 20 01:16:01 Owl2 kernel: [61494.322343] CPU: 2 PID: 0 Comm: swapper/2 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.322349] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.322355] task: ffff880225626340 ti: ffff880225628000 task.ti: ffff880225628000
>Sep 20 01:16:01 Owl2 kernel: [61494.322360] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.322375] RSP: 0018:ffff880225629eb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.322386] RAX: ffffffff8100b140 RBX: ffff880225629fd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.322402] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.322420] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.322439] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225629fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.322457] R13: ffff880225629fd8 R14: 0000000000000000 R15: ffff880225629fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.322476] FS:  00007f33a02837c0(0000) GS:ffff88022fc80000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.322493] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.322511] CR2: 00007fd2a3829a30 CR3: 0000000625333000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.322528] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.322545]  ffffffff8100b158 0000000000000000 ffff880225629fd8 ffff880225629fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.322608]  ffffffff810a27d6 0000000000000002 ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.322668]  572927c53457edfa ffff88022fc8ce40 ffff880225629f40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.322729] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.322774]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.322795]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.322811]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.322819] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.322888] NMI backtrace for cpu 4
>Sep 20 01:16:01 Owl2 kernel: [61494.322903] CPU: 4 PID: 0 Comm: swapper/4 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.322910] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.322916] task: ffff88022562e3c0 ti: ffff880225630000 task.ti: ffff880225630000
>Sep 20 01:16:01 Owl2 kernel: [61494.322922] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.322944] RSP: 0018:ffff880225631eb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.322949] RAX: ffffffff8100b140 RBX: ffff880225631fd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.322954] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.322958] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.322962] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225631fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.322966] R13: ffff880225631fd8 R14: 0000000000000000 R15: ffff880225631fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.322972] FS:  00007f2904883940(0000) GS:ffff88042fc00000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.322976] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.322980] CR2: 00007f81c83a9000 CR3: 0000000223419000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.322984] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.322987]  ffffffff8100b158 0000000000000000 ffff880225631fd8 ffff880225631fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.323000]  ffffffff810a27d6 0000000000000004 ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323009]  54be21c715740138 ffff88042fc0ce40 ffff880225631f40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323018] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.323042]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.323058]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.323075]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.323083] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.323150] NMI backtrace for cpu 3
>Sep 20 01:16:01 Owl2 kernel: [61494.323167] CPU: 3 PID: 0 Comm: swapper/3 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.323173] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.323179] task: ffff88022562a380 ti: ffff88022562c000 task.ti: ffff88022562c000
>Sep 20 01:16:01 Owl2 kernel: [61494.323184] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.323199] RSP: 0018:ffff88022562deb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.323204] RAX: ffffffff8100b140 RBX: ffff88022562dfd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323209] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.323213] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323217] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022562dfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.323221] R13: ffff88022562dfd8 R14: 0000000000000000 R15: ffff88022562dfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.323227] FS:  00007f9e146f7700(0000) GS:ffff88022fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323231] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.323236] CR2: 00007fe63c0e6010 CR3: 000000081eec4000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.323240] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.323243]  ffffffff8100b158 0000000000000000 ffff88022562dfd8 ffff88022562dfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.323254]  ffffffff810a27d6 0000000000000003 ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323263]  aba39057b2707544 ffff88022fccce40 ffff88022562df40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323273] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.323294]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.323309]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.323325]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.323332] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.323400] NMI backtrace for cpu 6
>Sep 20 01:16:01 Owl2 kernel: [61494.323414] CPU: 6 PID: 0 Comm: swapper/6 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.323421] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.323427] task: ffff880225638440 ti: ffff88022563a000 task.ti: ffff88022563a000
>Sep 20 01:16:01 Owl2 kernel: [61494.323432] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.323449] RSP: 0018:ffff88022563beb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.323454] RAX: ffffffff8100b140 RBX: ffff88022563bfd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323459] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.323463] RBP: 0000000000000006 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323467] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022563bfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.323471] R13: ffff88022563bfd8 R14: 0000000000000000 R15: ffff88022563bfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.323476] FS:  00007f272b7f8700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323481] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.323485] CR2: 00007fff45b0ffe0 CR3: 0000000224103000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.323489] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.323492]  ffffffff8100b158 0000000000000000 ffff88022563bfd8 ffff88022563bfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.323504]  ffffffff810a27d6 0000000000000006 ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323513]  c90c3f7a454f38f6 ffff88042fc8ce40 ffff88022563bf40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323522] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.323547]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.323564]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.323581]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.323589] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.323657] NMI backtrace for cpu 7
>Sep 20 01:16:01 Owl2 kernel: [61494.323671] CPU: 7 PID: 0 Comm: swapper/7 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.323677] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.323683] task: ffff88022563c480 ti: ffff88022563e000 task.ti: ffff88022563e000
>Sep 20 01:16:01 Owl2 kernel: [61494.323688] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.323702] RSP: 0018:ffff88022563feb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.323707] RAX: ffffffff8100b140 RBX: ffff88022563ffd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323712] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.323716] RBP: 0000000000000007 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323720] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022563ffd8
>Sep 20 01:16:01 Owl2 kernel: [61494.323724] R13: ffff88022563ffd8 R14: 0000000000000000 R15: ffff88022563ffd8
>Sep 20 01:16:01 Owl2 kernel: [61494.323729] FS:  00007f3241d02800(0000) GS:ffff88042fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323734] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.323738] CR2: 00007f323a4e00a0 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.323742] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.323745]  ffffffff8100b158 0000000000000000 ffff88022563ffd8 ffff88022563ffd8
>Sep 20 01:16:01 Owl2 kernel: [61494.323756]  ffffffff810a27d6 0000000000000007 ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323764]  cb9802744e3de032 ffff88042fccce40 ffff88022563ff40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323773] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.323794]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.323808]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.323823]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.323830] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.323928] NMI backtrace for cpu 8
>Sep 20 01:16:01 Owl2 kernel: [61494.323938] CPU: 8 PID: 0 Comm: swapper/8 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.323943] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.323949] task: ffff8802256404c0 ti: ffff880225642000 task.ti: ffff880225642000
>Sep 20 01:16:01 Owl2 kernel: [61494.323970] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.323975] RSP: 0018:ffff880225643eb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.323980] RAX: ffffffff8100b140 RBX: ffff880225643fd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323985] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.323990] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.323994] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225643fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.323998] R13: ffff880225643fd8 R14: 0000000000000000 R15: ffff880225643fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.324004] FS:  00007f272b7f8700(0000) GS:ffff88082fc00000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324009] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.324014] CR2: 0000000000697028 CR3: 0000000224103000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.324017] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.324021]  ffffffff8100b158 0000000000000000 ffff880225643fd8 ffff880225643fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.324069]  ffffffff810a27d6 0000000000000008 ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324076]  80868b24b9c0704e ffff88082fc0ce40 ffff880225643f40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324083] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.324100]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.324115]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.324129]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.324142] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.324203] NMI backtrace for cpu 12
>Sep 20 01:16:01 Owl2 kernel: [61494.324212] CPU: 12 PID: 0 Comm: swapper/12 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.324214] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.324218] task: ffff8802256525c0 ti: ffff880225654000 task.ti: ffff880225654000
>Sep 20 01:16:01 Owl2 kernel: [61494.324221] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.324236] RSP: 0018:ffff880225655eb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.324238] RAX: ffffffff8100b140 RBX: ffff880225655fd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324240] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.324242] RBP: 000000000000000c R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324244] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225655fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.324246] R13: ffff880225655fd8 R14: 0000000000000000 R15: ffff880225655fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.324249] FS:  00007fa08d4e27c0(0000) GS:ffff88062fc00000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324253] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.324261] CR2: 00007fffa349bcdf CR3: 0000000824916000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.324264] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.324279]  ffffffff8100b158 0000000000000000 ffff880225655fd8 ffff880225655fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.324293]  ffffffff810a27d6 000000000000000c ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324306]  be553ebaa2ecb8e5 ffff88062fc0ce40 ffff880225655f40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324309] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.324336]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.324351]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.324372]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.324378] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.324530] NMI backtrace for cpu 9
>Sep 20 01:16:01 Owl2 kernel: [61494.324539] CPU: 9 PID: 0 Comm: swapper/9 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.324542] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.324545] task: ffff880225644500 ti: ffff880225646000 task.ti: ffff880225646000
>Sep 20 01:16:01 Owl2 kernel: [61494.324548] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.324565] RSP: 0018:ffff880225647eb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.324573] RAX: ffffffff8100b140 RBX: ffff880225647fd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324579] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.324585] RBP: 0000000000000009 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324589] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225647fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.324594] R13: ffff880225647fd8 R14: 0000000000000000 R15: ffff880225647fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.324599] FS:  00007f2904883940(0000) GS:ffff88082fc40000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324604] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.324609] CR2: 0000000001ea40b8 CR3: 0000000223419000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.324612] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.324631]  ffffffff8100b158 0000000000000000 ffff880225647fd8 ffff880225647fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.324634]  ffffffff810a27d6 0000000000000009 ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324653]  f9b3456858737178 ffff88082fc4ce40 ffff880225647f40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324663] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.324692]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.324708]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.324726]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.324733] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.324805] NMI backtrace for cpu 13
>Sep 20 01:16:01 Owl2 kernel: [61494.324822] CPU: 13 PID: 0 Comm: swapper/13 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.324829] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.324836] task: ffff880225656600 ti: ffff880225658000 task.ti: ffff880225658000
>Sep 20 01:16:01 Owl2 kernel: [61494.324841] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.324859] RSP: 0018:ffff880225659eb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.324863] RAX: ffffffff8100b140 RBX: ffff880225659fd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324868] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.324872] RBP: 000000000000000d R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324876] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225659fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.324880] R13: ffff880225659fd8 R14: 0000000000000000 R15: ffff880225659fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.324886] FS:  00007f6e0002c700(0000) GS:ffff88062fc40000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324890] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.324894] CR2: 00007f6dfff6f730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.324898] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.324902]  ffffffff8100b158 0000000000000000 ffff880225659fd8 ffff880225659fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.324914]  ffffffff810a27d6 000000000000000d ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324923]  7f6d93c1c00f77da ffff88062fc4ce40 ffff880225659f40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.324932] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.324959]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.324975]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.324993]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.325001] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.325075] NMI backtrace for cpu 10
>Sep 20 01:16:01 Owl2 kernel: [61494.325091] CPU: 10 PID: 0 Comm: swapper/10 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.325098] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.325104] task: ffff880225648540 ti: ffff88022564a000 task.ti: ffff88022564a000
>Sep 20 01:16:01 Owl2 kernel: [61494.325109] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.325123] RSP: 0018:ffff88022564beb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.325128] RAX: ffffffff8100b140 RBX: ffff88022564bfd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325132] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.325137] RBP: 000000000000000a R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325141] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022564bfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.325145] R13: ffff88022564bfd8 R14: 0000000000000000 R15: ffff88022564bfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.325151] FS:  00007f2904883940(0000) GS:ffff88082fc80000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325155] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.325160] CR2: 00007fcb6e2420c0 CR3: 0000000223419000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.325164] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.325167]  ffffffff8100b158 0000000000000000 ffff88022564bfd8 ffff88022564bfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.325178]  ffffffff810a27d6 000000000000000a ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325187]  b5a8e98aea2592e9 ffff88082fc8ce40 ffff88022564bf40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325196] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.325218]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.325232]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.325246]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.325253] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.325322] NMI backtrace for cpu 14
>Sep 20 01:16:01 Owl2 kernel: [61494.325339] CPU: 14 PID: 0 Comm: swapper/14 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.325345] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.325352] task: ffff88022565a640 ti: ffff88022565c000 task.ti: ffff88022565c000
>Sep 20 01:16:01 Owl2 kernel: [61494.325357] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.325375] RSP: 0018:ffff88022565deb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.325380] RAX: ffffffff8100b140 RBX: ffff88022565dfd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325385] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.325389] RBP: 000000000000000e R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325393] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022565dfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.325397] R13: ffff88022565dfd8 R14: 0000000000000000 R15: ffff88022565dfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.325403] FS:  00007fe282f99700(0000) GS:ffff88062fc80000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325407] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.325412] CR2: 00007fe282fa6000 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.325416] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.325419]  ffffffff8100b158 0000000000000000 ffff88022565dfd8 ffff88022565dfd8
>Sep 20 01:16:01 Owl2 kernel: [61494.325431]  ffffffff810a27d6 000000000000000e ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325440]  1b843e53e9aa3163 ffff88062fc8ce40 ffff88022565df40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325480] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.325496]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.325511]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.325525]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.325538] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.325597] NMI backtrace for cpu 11
>Sep 20 01:16:01 Owl2 kernel: [61494.325605] CPU: 11 PID: 0 Comm: swapper/11 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.325608] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.325612] task: ffff88022564c580 ti: ffff88022564e000 task.ti: ffff88022564e000
>Sep 20 01:16:01 Owl2 kernel: [61494.325615] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.325627] RSP: 0018:ffff88022564feb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.325630] RAX: ffffffff8100b140 RBX: ffff88022564ffd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325632] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.325634] RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325636] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88022564ffd8
>Sep 20 01:16:01 Owl2 kernel: [61494.325638] R13: ffff88022564ffd8 R14: 0000000000000000 R15: ffff88022564ffd8
>Sep 20 01:16:01 Owl2 kernel: [61494.325642] FS:  00007f3241d02800(0000) GS:ffff88082fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325646] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.325652] CR2: 00007f3232dc09d0 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.325655] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.325672]  ffffffff8100b158 0000000000000000 ffff88022564ffd8 ffff88022564ffd8
>Sep 20 01:16:01 Owl2 kernel: [61494.325684]  ffffffff810a27d6 000000000000000b ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325694]  76e25279c0ed1f84 ffff88082fccce40 ffff88022564ff40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325697] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.325719]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.325732]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.325746]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.325751] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.325899] NMI backtrace for cpu 15
>Sep 20 01:16:01 Owl2 kernel: [61494.325909] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 4.362 msecs
>Sep 20 01:16:01 Owl2 kernel: [61494.325916] CPU: 15 PID: 0 Comm: swapper/15 Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:01 Owl2 kernel: [61494.325918] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:01 Owl2 kernel: [61494.325922] task: ffff88022565e680 ti: ffff880225660000 task.ti: ffff880225660000
>Sep 20 01:16:01 Owl2 kernel: [61494.325925] RIP: 0010:[<ffffffff8103c2a2>]  [<ffffffff8103c2a2>] native_safe_halt+0x2/0x10
>Sep 20 01:16:01 Owl2 kernel: [61494.325937] RSP: 0018:ffff880225661eb0  EFLAGS: 00000296
>Sep 20 01:16:01 Owl2 kernel: [61494.325940] RAX: ffffffff8100b140 RBX: ffff880225661fd8 RCX: 0100000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325949] RDX: 0140000000000000 RSI: 0000000000000000 RDI: 0000000000000096
>Sep 20 01:16:01 Owl2 kernel: [61494.325955] RBP: 000000000000000f R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325960] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880225661fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.325965] R13: ffff880225661fd8 R14: 0000000000000000 R15: ffff880225661fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.325970] FS:  00007f6e0002c700(0000) GS:ffff88062fcc0000(0000) knlGS:0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.325975] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:01 Owl2 kernel: [61494.325979] CR2: 00007f6dfff7faf7 CR3: 00000004249d9000 CR4: 00000000000007e0
>Sep 20 01:16:01 Owl2 kernel: [61494.325983] Stack:
>Sep 20 01:16:01 Owl2 kernel: [61494.326002]  ffffffff8100b158 0000000000000000 ffff880225661fd8 ffff880225661fd8
>Sep 20 01:16:01 Owl2 kernel: [61494.326018]  ffffffff810a27d6 000000000000000f ffffffff810ab631 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.326076]  b6faad6df28ec3fc ffff88062fccce40 ffff880225661f40 0000000000000000
>Sep 20 01:16:01 Owl2 kernel: [61494.326078] Call Trace:
>Sep 20 01:16:01 Owl2 kernel: [61494.326094]  [<ffffffff8100b158>] default_idle+0x18/0xb0
>Sep 20 01:16:01 Owl2 kernel: [61494.326105]  [<ffffffff810a27d6>] cpu_startup_entry+0xc6/0x260
>Sep 20 01:16:01 Owl2 kernel: [61494.326117]  [<ffffffff8102e291>] start_secondary+0x211/0x2c0
>Sep 20 01:16:01 Owl2 kernel: [61494.326161] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66
>Sep 20 01:16:01 Owl2 kernel: [61494.326170] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 4.630 msecs
>Sep 20 01:16:28 Owl2 kernel: [61521.297484] BUG: soft lockup - CPU#1 stuck for 23s! [snapperd:11007]
>Sep 20 01:16:28 Owl2 kernel: [61521.302740] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:16:28 Owl2 kernel: [61521.302775] CPU: 1 PID: 11007 Comm: snapperd Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:28 Owl2 kernel: [61521.302777] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:28 Owl2 kernel: [61521.302779] task: ffff8806234be740 ti: ffff880623270000 task.ti: ffff880623270000
>Sep 20 01:16:28 Owl2 kernel: [61521.302780] RIP: 0010:[<ffffffff81597f68>]  [<ffffffff81597f68>] _raw_spin_lock+0x18/0x30
>Sep 20 01:16:28 Owl2 kernel: [61521.302784] RSP: 0018:ffff880623271ab0  EFLAGS: 00000297
>Sep 20 01:16:28 Owl2 kernel: [61521.302786] RAX: 000000000000e1b3 RBX: 0000005000000000 RCX: 0000000000000000
>Sep 20 01:16:28 Owl2 kernel: [61521.302788] RDX: 000000000000e1b4 RSI: ffff8802241c3030 RDI: ffff880252324f80
>Sep 20 01:16:28 Owl2 kernel: [61521.302789] RBP: ffff8801b6530660 R08: 0000000000000000 R09: 0000000000000003
>Sep 20 01:16:28 Owl2 kernel: [61521.302791] R10: dead000000100100 R11: dead000000200200 R12: ffff8802241b9f68
>Sep 20 01:16:28 Owl2 kernel: [61521.302793] R13: ffff8802241b9f58 R14: ffffffff8116f5c9 R15: 0000000000000000
>Sep 20 01:16:28 Owl2 kernel: [61521.302795] FS:  00007fe63b432700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:16:28 Owl2 kernel: [61521.302796] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Sep 20 01:16:28 Owl2 kernel: [61521.302798] CR2: 00007fe63d27b044 CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:16:28 Owl2 kernel: [61521.302799] Stack:
>Sep 20 01:16:28 Owl2 kernel: [61521.302800]  ffffffffa01591af 0000000000000000 ffff880624be3780 ffff8800cef53aa0
>Sep 20 01:16:28 Owl2 kernel: [61521.302805]  0000000000000050 0000000000000206 ffff8801b0432eb0 ffff8806230d4000
>Sep 20 01:16:28 Owl2 kernel: [61521.302809]  0000000000000000 0000000000000000 0000000000000000 ffff8800cef53aa0
>Sep 20 01:16:28 Owl2 kernel: [61521.302812] Call Trace:
>Sep 20 01:16:28 Owl2 kernel: [61521.302830]  [<ffffffffa01591af>] btrfs_add_delayed_tree_ref+0x9f/0x1b0 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.302933]  [<ffffffffa0102a38>] btrfs_alloc_free_block+0x2d8/0x4a0 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.302971]  [<ffffffffa00ee2f5>] __btrfs_cow_block+0x135/0x560 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.302997]  [<ffffffffa00ee8ec>] btrfs_cow_block+0x12c/0x1d0 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.303023]  [<ffffffffa00f2cb2>] btrfs_search_slot+0x402/0x9a0 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.303051]  [<ffffffffa00f4a63>] btrfs_insert_empty_items+0x73/0xe0 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.303082]  [<ffffffffa0122074>] btrfs_new_inode+0x124/0x3e0 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.303147]  [<ffffffffa01230ee>] btrfs_mkdir+0xfe/0x1e0 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.303199]  [<ffffffff81192745>] vfs_mkdir+0xb5/0x170
>Sep 20 01:16:28 Owl2 kernel: [61521.303204]  [<ffffffff811979ab>] SyS_mkdirat+0xab/0xf0
>Sep 20 01:16:28 Owl2 kernel: [61521.303210]  [<ffffffff815a016d>] system_call_fastpath+0x1a/0x1f
>Sep 20 01:16:28 Owl2 kernel: [61521.303215]  [<00007fe63c3cf73c>] 0x7fe63c3cf73b
>Sep 20 01:16:28 Owl2 kernel: [61521.303217] Code: ff ff 31 c0 e9 c7 fe ff ff 90 90 90 90 90 90 90 90 90 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 0f 0f 1f 44 00 00 <f3> 90 0f b7 07 66 39 d0 75 f6 c3 66 66 66 66 2e 0f 1f 84 00 00
>Sep 20 01:16:28 Owl2 kernel: [61521.353488] BUG: soft lockup - CPU#5 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:16:28 Owl2 kernel: [61521.360450] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:16:28 Owl2 kernel: [61521.360493] CPU: 5 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:28 Owl2 kernel: [61521.360495] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:28 Owl2 kernel: [61521.360497] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:16:28 Owl2 kernel: [61521.360499] RIP: 0010:[<ffffffff812de52c>]  [<ffffffff812de52c>] rb_prev+0xc/0x50
>Sep 20 01:16:28 Owl2 kernel: [61521.360506] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000297
>Sep 20 01:16:28 Owl2 kernel: [61521.360508] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:16:28 Owl2 kernel: [61521.360510] RDX: ffff8801b351f5b1 RSI: 0000000000000000 RDI: ffff8801b351f4f0
>Sep 20 01:16:28 Owl2 kernel: [61521.360511] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff8801bc40c0d0
>Sep 20 01:16:28 Owl2 kernel: [61521.360513] R10: 000000000000000c R11: ffffffffffffffba R12: 000000000000000c
>Sep 20 01:16:28 Owl2 kernel: [61521.360515] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff880817b2f7f0
>Sep 20 01:16:28 Owl2 kernel: [61521.360517] FS:  00007f3cc582e700(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:16:28 Owl2 kernel: [61521.360519] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:28 Owl2 kernel: [61521.360521] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:16:28 Owl2 kernel: [61521.360522] Stack:
>Sep 20 01:16:28 Owl2 kernel: [61521.360524]  ffffffffa0158ba7 0000000101f61785 ffff88061fd18d30 ffff880220e859f0
>Sep 20 01:16:28 Owl2 kernel: [61521.360529]  ffff88022018f740 ffff880424b97c38 ffff8801b0432eb0 ffff88022018f740
>Sep 20 01:16:28 Owl2 kernel: [61521.360533]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:16:28 Owl2 kernel: [61521.360536] Call Trace:
>Sep 20 01:16:28 Owl2 kernel: [61521.360561]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.360667]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.360705]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.360747]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.360802]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:16:28 Owl2 kernel: [61521.360843]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:16:28 Owl2 kernel: [61521.360850]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:16:28 Owl2 kernel: [61521.360854] Code: 8b 10 48 89 c7 48 89 d0 48 83 e0 fc 74 06 48 3b 78 08 74 eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 17 48 39 d7 74 3f 48 8b 47 10 <48> 85 c0 75 0a eb 23 0f 1f 44 00 00 48 89 d0 48 8b 50 08 48 85
>Sep 20 01:16:56 Owl2 kernel: [61549.297971] BUG: soft lockup - CPU#1 stuck for 23s! [snapperd:11007]
>Sep 20 01:16:56 Owl2 kernel: [61549.302835] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:16:56 Owl2 kernel: [61549.302871] CPU: 1 PID: 11007 Comm: snapperd Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:56 Owl2 kernel: [61549.302873] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:56 Owl2 kernel: [61549.302875] task: ffff8806234be740 ti: ffff880623270000 task.ti: ffff880623270000
>Sep 20 01:16:56 Owl2 kernel: [61549.302876] RIP: 0010:[<ffffffff81597f6a>]  [<ffffffff81597f6a>] _raw_spin_lock+0x1a/0x30
>Sep 20 01:16:56 Owl2 kernel: [61549.302881] RSP: 0018:ffff880623271ab0  EFLAGS: 00000297
>Sep 20 01:16:56 Owl2 kernel: [61549.302883] RAX: 000000000000e1b3 RBX: 0000005000000000 RCX: 0000000000000000
>Sep 20 01:16:56 Owl2 kernel: [61549.302885] RDX: 000000000000e1b4 RSI: ffff8802241c3030 RDI: ffff880252324f80
>Sep 20 01:16:56 Owl2 kernel: [61549.302886] RBP: ffff8801b6530660 R08: 0000000000000000 R09: 0000000000000003
>Sep 20 01:16:56 Owl2 kernel: [61549.302888] R10: dead000000100100 R11: dead000000200200 R12: ffff8802241b9f68
>Sep 20 01:16:56 Owl2 kernel: [61549.302890] R13: ffff8802241b9f58 R14: ffffffff8116f5c9 R15: 0000000000000000
>Sep 20 01:16:56 Owl2 kernel: [61549.302892] FS:  00007fe63b432700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:16:56 Owl2 kernel: [61549.302893] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Sep 20 01:16:56 Owl2 kernel: [61549.302895] CR2: 00007fe63d27b044 CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:16:56 Owl2 kernel: [61549.302897] Stack:
>Sep 20 01:16:56 Owl2 kernel: [61549.302898]  ffffffffa01591af 0000000000000000 ffff880624be3780 ffff8800cef53aa0
>Sep 20 01:16:56 Owl2 kernel: [61549.302903]  0000000000000050 0000000000000206 ffff8801b0432eb0 ffff8806230d4000
>Sep 20 01:16:56 Owl2 kernel: [61549.302906]  0000000000000000 0000000000000000 0000000000000000 ffff8800cef53aa0
>Sep 20 01:16:56 Owl2 kernel: [61549.302909] Call Trace:
>Sep 20 01:16:56 Owl2 kernel: [61549.302928]  [<ffffffffa01591af>] btrfs_add_delayed_tree_ref+0x9f/0x1b0 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.303032]  [<ffffffffa0102a38>] btrfs_alloc_free_block+0x2d8/0x4a0 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.303070]  [<ffffffffa00ee2f5>] __btrfs_cow_block+0x135/0x560 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.303096]  [<ffffffffa00ee8ec>] btrfs_cow_block+0x12c/0x1d0 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.303122]  [<ffffffffa00f2cb2>] btrfs_search_slot+0x402/0x9a0 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.303150]  [<ffffffffa00f4a63>] btrfs_insert_empty_items+0x73/0xe0 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.303182]  [<ffffffffa0122074>] btrfs_new_inode+0x124/0x3e0 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.303247]  [<ffffffffa01230ee>] btrfs_mkdir+0xfe/0x1e0 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.303301]  [<ffffffff81192745>] vfs_mkdir+0xb5/0x170
>Sep 20 01:16:56 Owl2 kernel: [61549.303306]  [<ffffffff811979ab>] SyS_mkdirat+0xab/0xf0
>Sep 20 01:16:56 Owl2 kernel: [61549.303312]  [<ffffffff815a016d>] system_call_fastpath+0x1a/0x1f
>Sep 20 01:16:56 Owl2 kernel: [61549.303318]  [<00007fe63c3cf73c>] 0x7fe63c3cf73b
>Sep 20 01:16:56 Owl2 kernel: [61549.303319] Code: 31 c0 e9 c7 fe ff ff 90 90 90 90 90 90 90 90 90 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 0f 0f 1f 44 00 00 f3 90 <0f> b7 07 66 39 d0 75 f6 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00
>Sep 20 01:16:56 Owl2 kernel: [61549.353974] BUG: soft lockup - CPU#5 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:16:56 Owl2 kernel: [61549.360398] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:16:56 Owl2 kernel: [61549.360439] CPU: 5 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:16:56 Owl2 kernel: [61549.360441] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:16:56 Owl2 kernel: [61549.360443] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:16:56 Owl2 kernel: [61549.360445] RIP: 0010:[<ffffffff812de563>]  [<ffffffff812de563>] rb_prev+0x43/0x50
>Sep 20 01:16:56 Owl2 kernel: [61549.360451] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000206
>Sep 20 01:16:56 Owl2 kernel: [61549.360453] RAX: ffff8801b351e1f0 RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:16:56 Owl2 kernel: [61549.360455] RDX: ffff8801b351e1f1 RSI: 0000000000000000 RDI: ffff8801b351fd90
>Sep 20 01:16:56 Owl2 kernel: [61549.360457] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:16:56 Owl2 kernel: [61549.360458] R10: 000000000000000c R11: ffffffffffffffba R12: 000000000000000c
>Sep 20 01:16:56 Owl2 kernel: [61549.360460] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff8801b86b76d0
>Sep 20 01:16:56 Owl2 kernel: [61549.360462] FS:  00007f3cc582e700(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:16:56 Owl2 kernel: [61549.360464] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:16:56 Owl2 kernel: [61549.360466] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:16:56 Owl2 kernel: [61549.360467] Stack:
>Sep 20 01:16:56 Owl2 kernel: [61549.360469]  ffffffffa0158ba7 0000000101f61785 ffff8801c55bfd90 ffff880220e859f0
>Sep 20 01:16:56 Owl2 kernel: [61549.360474]  ffff88022018f740 ffff880424b97c38 ffff8801b0432eb0 ffff88022018f740
>Sep 20 01:16:56 Owl2 kernel: [61549.360477]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:16:56 Owl2 kernel: [61549.360481] Call Trace:
>Sep 20 01:16:56 Owl2 kernel: [61549.360502]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.360608]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.360646]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.360688]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.360743]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:16:56 Owl2 kernel: [61549.360784]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:16:56 Owl2 kernel: [61549.360791]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:16:56 Owl2 kernel: [61549.360794] Code: 48 89 d0 48 8b 50 08 48 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 10 48 89 c7 48 89 d0 48 83 e0 fc 74 06 48 3b 78 10 <74> eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 07 48 85 c0 0f 84
>Sep 20 01:17:24 Owl2 kernel: [61577.298457] BUG: soft lockup - CPU#1 stuck for 23s! [snapperd:11007]
>Sep 20 01:17:24 Owl2 kernel: [61577.303116] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:17:24 Owl2 kernel: [61577.303152] CPU: 1 PID: 11007 Comm: snapperd Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:17:24 Owl2 kernel: [61577.303153] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:17:24 Owl2 kernel: [61577.303155] task: ffff8806234be740 ti: ffff880623270000 task.ti: ffff880623270000
>Sep 20 01:17:24 Owl2 kernel: [61577.303157] RIP: 0010:[<ffffffff81597f6a>]  [<ffffffff81597f6a>] _raw_spin_lock+0x1a/0x30
>Sep 20 01:17:24 Owl2 kernel: [61577.303162] RSP: 0018:ffff880623271ab0  EFLAGS: 00000297
>Sep 20 01:17:24 Owl2 kernel: [61577.303164] RAX: 000000000000e1b3 RBX: 0000005000000000 RCX: 0000000000000000
>Sep 20 01:17:24 Owl2 kernel: [61577.303166] RDX: 000000000000e1b4 RSI: ffff8802241c3030 RDI: ffff880252324f80
>Sep 20 01:17:24 Owl2 kernel: [61577.303167] RBP: ffff8801b6530660 R08: 0000000000000000 R09: 0000000000000003
>Sep 20 01:17:24 Owl2 kernel: [61577.303169] R10: dead000000100100 R11: dead000000200200 R12: ffff8802241b9f68
>Sep 20 01:17:24 Owl2 kernel: [61577.303171] R13: ffff8802241b9f58 R14: ffffffff8116f5c9 R15: 0000000000000000
>Sep 20 01:17:24 Owl2 kernel: [61577.303173] FS:  00007fe63b432700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:17:24 Owl2 kernel: [61577.303174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Sep 20 01:17:24 Owl2 kernel: [61577.303176] CR2: 00007fe63d27b044 CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:17:24 Owl2 kernel: [61577.303177] Stack:
>Sep 20 01:17:24 Owl2 kernel: [61577.303179]  ffffffffa01591af 0000000000000000 ffff880624be3780 ffff8800cef53aa0
>Sep 20 01:17:24 Owl2 kernel: [61577.303184]  0000000000000050 0000000000000206 ffff8801b0432eb0 ffff8806230d4000
>Sep 20 01:17:24 Owl2 kernel: [61577.303187]  0000000000000000 0000000000000000 0000000000000000 ffff8800cef53aa0
>Sep 20 01:17:24 Owl2 kernel: [61577.303190] Call Trace:
>Sep 20 01:17:24 Owl2 kernel: [61577.303210]  [<ffffffffa01591af>] btrfs_add_delayed_tree_ref+0x9f/0x1b0 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.303314]  [<ffffffffa0102a38>] btrfs_alloc_free_block+0x2d8/0x4a0 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.303352]  [<ffffffffa00ee2f5>] __btrfs_cow_block+0x135/0x560 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.303378]  [<ffffffffa00ee8ec>] btrfs_cow_block+0x12c/0x1d0 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.303403]  [<ffffffffa00f2cb2>] btrfs_search_slot+0x402/0x9a0 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.303432]  [<ffffffffa00f4a63>] btrfs_insert_empty_items+0x73/0xe0 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.303463]  [<ffffffffa0122074>] btrfs_new_inode+0x124/0x3e0 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.303529]  [<ffffffffa01230ee>] btrfs_mkdir+0xfe/0x1e0 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.303582]  [<ffffffff81192745>] vfs_mkdir+0xb5/0x170
>Sep 20 01:17:24 Owl2 kernel: [61577.303587]  [<ffffffff811979ab>] SyS_mkdirat+0xab/0xf0
>Sep 20 01:17:24 Owl2 kernel: [61577.303595]  [<ffffffff815a016d>] system_call_fastpath+0x1a/0x1f
>Sep 20 01:17:24 Owl2 kernel: [61577.303600]  [<00007fe63c3cf73c>] 0x7fe63c3cf73b
>Sep 20 01:17:24 Owl2 kernel: [61577.303601] Code: 31 c0 e9 c7 fe ff ff 90 90 90 90 90 90 90 90 90 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 0f 0f 1f 44 00 00 f3 90 <0f> b7 07 66 39 d0 75 f6 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00
>Sep 20 01:17:24 Owl2 kernel: [61577.354460] BUG: soft lockup - CPU#5 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:17:24 Owl2 kernel: [61577.360790] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:17:24 Owl2 kernel: [61577.360830] CPU: 5 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:17:24 Owl2 kernel: [61577.360832] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:17:24 Owl2 kernel: [61577.360835] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:17:24 Owl2 kernel: [61577.360836] RIP: 0010:[<ffffffffa0157fa9>]  [<ffffffffa0157fa9>] comp_entry+0x19/0x1b0 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.360856] RSP: 0018:ffff880424b97bd8  EFLAGS: 00000296
>Sep 20 01:17:24 Owl2 kernel: [61577.360858] RAX: 000001f61795e000 RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:17:24 Owl2 kernel: [61577.360859] RDX: 0000000000000000 RSI: ffff8801b0627af0 RDI: ffff8801b5566e50
>Sep 20 01:17:24 Owl2 kernel: [61577.360861] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
>Sep 20 01:17:24 Owl2 kernel: [61577.360863] R10: ffff8801b45f92b0 R11: ffffffffffffffba R12: ffff880424a97f40
>Sep 20 01:17:24 Owl2 kernel: [61577.360865] R13: 000001f61785e000 R14: 0000000000000000 R15: ffff880252321d0c
>Sep 20 01:17:24 Owl2 kernel: [61577.360867] FS:  00007f3cc582e700(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:17:24 Owl2 kernel: [61577.360869] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:17:24 Owl2 kernel: [61577.360870] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:17:24 Owl2 kernel: [61577.360872] Stack:
>Sep 20 01:17:24 Owl2 kernel: [61577.360873]  ffff8801b5566e50 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:17:24 Owl2 kernel: [61577.360879]  0000000101f61785 ffff8801b5566e50 ffff880220e859f0 ffff88022018f740
>Sep 20 01:17:24 Owl2 kernel: [61577.360882]  ffff880424b97c38 ffff8801b0432eb0 ffff88022018f740 ffff880220e859f0
>Sep 20 01:17:24 Owl2 kernel: [61577.360886] Call Trace:
>Sep 20 01:17:24 Owl2 kernel: [61577.360995]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.361098]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.361137]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.361179]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.361234]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:17:24 Owl2 kernel: [61577.361276]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:17:24 Owl2 kernel: [61577.361283]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:17:24 Owl2 kernel: [61577.361287] Code: 00 00 e9 01 ff ff ff 0f 0b 66 0f 1f 84 00 00 00 00 00 48 83 ec 18 48 89 1c 24 48 89 6c 24 08 48 89 f3 4c 89 64 24 10 48 8b 47 18 <48> 89 fd 48 39 46 18 0f 82 da 00 00 00 0f 87 ac 00 00 00 0f b6
>Sep 20 01:17:52 Owl2 kernel: [61605.298943] BUG: soft lockup - CPU#1 stuck for 22s! [snapperd:11007]
>Sep 20 01:17:52 Owl2 kernel: [61605.303472] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:17:52 Owl2 kernel: [61605.303507] CPU: 1 PID: 11007 Comm: snapperd Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:17:52 Owl2 kernel: [61605.303509] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:17:52 Owl2 kernel: [61605.303511] task: ffff8806234be740 ti: ffff880623270000 task.ti: ffff880623270000
>Sep 20 01:17:52 Owl2 kernel: [61605.303512] RIP: 0010:[<ffffffff81597f6a>]  [<ffffffff81597f6a>] _raw_spin_lock+0x1a/0x30
>Sep 20 01:17:52 Owl2 kernel: [61605.303518] RSP: 0018:ffff880623271ab0  EFLAGS: 00000297
>Sep 20 01:17:52 Owl2 kernel: [61605.303520] RAX: 000000000000e1b3 RBX: 0000005000000000 RCX: 0000000000000000
>Sep 20 01:17:52 Owl2 kernel: [61605.303521] RDX: 000000000000e1b4 RSI: ffff8802241c3030 RDI: ffff880252324f80
>Sep 20 01:17:52 Owl2 kernel: [61605.303523] RBP: ffff8801b6530660 R08: 0000000000000000 R09: 0000000000000003
>Sep 20 01:17:52 Owl2 kernel: [61605.303525] R10: dead000000100100 R11: dead000000200200 R12: ffff8802241b9f68
>Sep 20 01:17:52 Owl2 kernel: [61605.303526] R13: ffff8802241b9f58 R14: ffffffff8116f5c9 R15: 0000000000000000
>Sep 20 01:17:52 Owl2 kernel: [61605.303528] FS:  00007fe63b432700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:17:52 Owl2 kernel: [61605.303530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Sep 20 01:17:52 Owl2 kernel: [61605.303532] CR2: 00007fe63d27b044 CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:17:52 Owl2 kernel: [61605.303533] Stack:
>Sep 20 01:17:52 Owl2 kernel: [61605.303534]  ffffffffa01591af 0000000000000000 ffff880624be3780 ffff8800cef53aa0
>Sep 20 01:17:52 Owl2 kernel: [61605.303540]  0000000000000050 0000000000000206 ffff8801b0432eb0 ffff8806230d4000
>Sep 20 01:17:52 Owl2 kernel: [61605.303543]  0000000000000000 0000000000000000 0000000000000000 ffff8800cef53aa0
>Sep 20 01:17:52 Owl2 kernel: [61605.303546] Call Trace:
>Sep 20 01:17:52 Owl2 kernel: [61605.303565]  [<ffffffffa01591af>] btrfs_add_delayed_tree_ref+0x9f/0x1b0 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.303669]  [<ffffffffa0102a38>] btrfs_alloc_free_block+0x2d8/0x4a0 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.303707]  [<ffffffffa00ee2f5>] __btrfs_cow_block+0x135/0x560 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.303733]  [<ffffffffa00ee8ec>] btrfs_cow_block+0x12c/0x1d0 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.303758]  [<ffffffffa00f2cb2>] btrfs_search_slot+0x402/0x9a0 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.303787]  [<ffffffffa00f4a63>] btrfs_insert_empty_items+0x73/0xe0 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.303818]  [<ffffffffa0122074>] btrfs_new_inode+0x124/0x3e0 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.303883]  [<ffffffffa01230ee>] btrfs_mkdir+0xfe/0x1e0 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.303937]  [<ffffffff81192745>] vfs_mkdir+0xb5/0x170
>Sep 20 01:17:52 Owl2 kernel: [61605.303942]  [<ffffffff811979ab>] SyS_mkdirat+0xab/0xf0
>Sep 20 01:17:52 Owl2 kernel: [61605.303948]  [<ffffffff815a016d>] system_call_fastpath+0x1a/0x1f
>Sep 20 01:17:52 Owl2 kernel: [61605.303954]  [<00007fe63c3cf73c>] 0x7fe63c3cf73b
>Sep 20 01:17:52 Owl2 kernel: [61605.303955] Code: 31 c0 e9 c7 fe ff ff 90 90 90 90 90 90 90 90 90 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 0f 0f 1f 44 00 00 f3 90 <0f> b7 07 66 39 d0 75 f6 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00
>Sep 20 01:17:52 Owl2 kernel: [61605.354947] BUG: soft lockup - CPU#5 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:17:52 Owl2 kernel: [61605.361232] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:17:52 Owl2 kernel: [61605.361271] CPU: 5 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:17:52 Owl2 kernel: [61605.361273] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:17:52 Owl2 kernel: [61605.361275] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:17:52 Owl2 kernel: [61605.361277] RIP: 0010:[<ffffffff812de53f>]  [<ffffffff812de53f>] rb_prev+0x1f/0x50
>Sep 20 01:17:52 Owl2 kernel: [61605.361284] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000282
>Sep 20 01:17:52 Owl2 kernel: [61605.361286] RAX: ffff8801c34f73d0 RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:17:52 Owl2 kernel: [61605.361288] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801c34f8250
>Sep 20 01:17:52 Owl2 kernel: [61605.361290] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff8801b164bdf0
>Sep 20 01:17:52 Owl2 kernel: [61605.361291] R10: 000000000000000c R11: ffffffffffffffba R12: 000000000000000c
>Sep 20 01:17:52 Owl2 kernel: [61605.361293] R13: ffffffffffffffba R14: ffffffff8116dce7 R15: ffff880817b2f7f0
>Sep 20 01:17:52 Owl2 kernel: [61605.361295] FS:  00007f3cc582e700(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:17:52 Owl2 kernel: [61605.361297] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:17:52 Owl2 kernel: [61605.361299] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:17:52 Owl2 kernel: [61605.361300] Stack:
>Sep 20 01:17:52 Owl2 kernel: [61605.361301]  ffffffffa0158ba7 0000000101f61785 ffff8801e21cd0d0 ffff880220e859f0
>Sep 20 01:17:52 Owl2 kernel: [61605.361307]  ffff88022018f740 ffff880424b97c38 ffff8801b0432eb0 ffff88022018f740
>Sep 20 01:17:52 Owl2 kernel: [61605.361310]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:17:52 Owl2 kernel: [61605.361314] Call Trace:
>Sep 20 01:17:52 Owl2 kernel: [61605.361336]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.361442]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.361481]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.361523]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.361578]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:17:52 Owl2 kernel: [61605.361620]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:17:52 Owl2 kernel: [61605.361626]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:17:52 Owl2 kernel: [61605.361630] Code: eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 17 48 39 d7 74 3f 48 8b 47 10 48 85 c0 75 0a eb 23 0f 1f 44 00 00 48 89 d0 48 8b 50 08 <48> 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 10 48
>Sep 20 01:18:20 Owl2 kernel: [61633.299429] BUG: soft lockup - CPU#1 stuck for 22s! [snapperd:11007]
>Sep 20 01:18:20 Owl2 kernel: [61633.303902] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:18:20 Owl2 kernel: [61633.303937] CPU: 1 PID: 11007 Comm: snapperd Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:18:20 Owl2 kernel: [61633.303939] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:18:20 Owl2 kernel: [61633.303941] task: ffff8806234be740 ti: ffff880623270000 task.ti: ffff880623270000
>Sep 20 01:18:20 Owl2 kernel: [61633.303942] RIP: 0010:[<ffffffff81597f6a>]  [<ffffffff81597f6a>] _raw_spin_lock+0x1a/0x30
>Sep 20 01:18:20 Owl2 kernel: [61633.303948] RSP: 0018:ffff880623271ab0  EFLAGS: 00000297
>Sep 20 01:18:20 Owl2 kernel: [61633.303949] RAX: 000000000000e1b3 RBX: 0000005000000000 RCX: 0000000000000000
>Sep 20 01:18:20 Owl2 kernel: [61633.303951] RDX: 000000000000e1b4 RSI: ffff8802241c3030 RDI: ffff880252324f80
>Sep 20 01:18:20 Owl2 kernel: [61633.303953] RBP: ffff8801b6530660 R08: 0000000000000000 R09: 0000000000000003
>Sep 20 01:18:20 Owl2 kernel: [61633.303955] R10: dead000000100100 R11: dead000000200200 R12: ffff8802241b9f68
>Sep 20 01:18:20 Owl2 kernel: [61633.303956] R13: ffff8802241b9f58 R14: ffffffff8116f5c9 R15: 0000000000000000
>Sep 20 01:18:20 Owl2 kernel: [61633.303958] FS:  00007fe63b432700(0000) GS:ffff88022fc40000(0000) knlGS:0000000000000000
>Sep 20 01:18:20 Owl2 kernel: [61633.303960] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Sep 20 01:18:20 Owl2 kernel: [61633.303962] CR2: 00007fe63d27b044 CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:18:20 Owl2 kernel: [61633.303963] Stack:
>Sep 20 01:18:20 Owl2 kernel: [61633.303964]  ffffffffa01591af 0000000000000000 ffff880624be3780 ffff8800cef53aa0
>Sep 20 01:18:20 Owl2 kernel: [61633.303969]  0000000000000050 0000000000000206 ffff8801b0432eb0 ffff8806230d4000
>Sep 20 01:18:20 Owl2 kernel: [61633.303973]  0000000000000000 0000000000000000 0000000000000000 ffff8800cef53aa0
>Sep 20 01:18:20 Owl2 kernel: [61633.303976] Call Trace:
>Sep 20 01:18:20 Owl2 kernel: [61633.303996]  [<ffffffffa01591af>] btrfs_add_delayed_tree_ref+0x9f/0x1b0 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.304100]  [<ffffffffa0102a38>] btrfs_alloc_free_block+0x2d8/0x4a0 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.304138]  [<ffffffffa00ee2f5>] __btrfs_cow_block+0x135/0x560 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.304164]  [<ffffffffa00ee8ec>] btrfs_cow_block+0x12c/0x1d0 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.304189]  [<ffffffffa00f2cb2>] btrfs_search_slot+0x402/0x9a0 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.304218]  [<ffffffffa00f4a63>] btrfs_insert_empty_items+0x73/0xe0 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.304249]  [<ffffffffa0122074>] btrfs_new_inode+0x124/0x3e0 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.304314]  [<ffffffffa01230ee>] btrfs_mkdir+0xfe/0x1e0 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.304368]  [<ffffffff81192745>] vfs_mkdir+0xb5/0x170
>Sep 20 01:18:20 Owl2 kernel: [61633.304373]  [<ffffffff811979ab>] SyS_mkdirat+0xab/0xf0
>Sep 20 01:18:20 Owl2 kernel: [61633.304379]  [<ffffffff815a016d>] system_call_fastpath+0x1a/0x1f
>Sep 20 01:18:20 Owl2 kernel: [61633.304385]  [<00007fe63c3cf73c>] 0x7fe63c3cf73b
>Sep 20 01:18:20 Owl2 kernel: [61633.304386] Code: 31 c0 e9 c7 fe ff ff 90 90 90 90 90 90 90 90 90 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 0f 0f 1f 44 00 00 f3 90 <0f> b7 07 66 39 d0 75 f6 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00
>Sep 20 01:18:20 Owl2 kernel: [61633.355432] BUG: soft lockup - CPU#5 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:18:20 Owl2 kernel: [61633.361470] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:18:20 Owl2 kernel: [61633.361509] CPU: 5 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:18:20 Owl2 kernel: [61633.361511] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:18:20 Owl2 kernel: [61633.361513] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:18:20 Owl2 kernel: [61633.361515] RIP: 0010:[<ffffffff812de53b>]  [<ffffffff812de53b>] rb_prev+0x1b/0x50
>Sep 20 01:18:20 Owl2 kernel: [61633.361522] RSP: 0018:ffff880424b97bf0  EFLAGS: 00000286
>Sep 20 01:18:20 Owl2 kernel: [61633.361524] RAX: ffff8801af5e9df0 RBX: ffff8801b0646670 RCX: 00000000000000b8
>Sep 20 01:18:20 Owl2 kernel: [61633.361526] RDX: ffff8801af5e9df0 RSI: 0000000000000000 RDI: ffff8801af5e9cd0
>Sep 20 01:18:20 Owl2 kernel: [61633.361527] RBP: 0000000000000000 R08: ffff8801b0646670 R09: ffff8801b064bdf1
>Sep 20 01:18:20 Owl2 kernel: [61633.361529] R10: ffff8801b0634b50 R11: ffff88034ee59bb0 R12: ffff8801b0634b50
>Sep 20 01:18:20 Owl2 kernel: [61633.361531] R13: ffff88034ee59bb0 R14: ffffffff8116dce7 R15: ffff8801b45f65b0
>Sep 20 01:18:20 Owl2 kernel: [61633.361533] FS:  00007f3cc582e700(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:18:20 Owl2 kernel: [61633.361535] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:18:20 Owl2 kernel: [61633.361537] CR2: 00007f3cc5771730 CR3: 0000000001c0d000 CR4: 00000000000007e0
>Sep 20 01:18:20 Owl2 kernel: [61633.361538] Stack:
>Sep 20 01:18:20 Owl2 kernel: [61633.361540]  ffffffffa0158ba7 0000000101f61785 ffff8802d36652b0 ffff880220e859f0
>Sep 20 01:18:20 Owl2 kernel: [61633.361545]  ffff88022018f740 ffff880424b97c38 ffff8801b0432eb0 ffff88022018f740
>Sep 20 01:18:20 Owl2 kernel: [61633.361548]  ffff880220e859f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:18:20 Owl2 kernel: [61633.361552] Call Trace:
>Sep 20 01:18:20 Owl2 kernel: [61633.361575]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.361681]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.361720]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.361763]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.361818]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:18:20 Owl2 kernel: [61633.361859]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:18:20 Owl2 kernel: [61633.361866]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:18:20 Owl2 kernel: [61633.361869] Code: 3b 78 08 74 eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 17 48 39 d7 74 3f 48 8b 47 10 48 85 c0 75 0a eb 23 0f 1f 44 00 00 48 89 d0 <48> 8b 50 08 48 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00
>Sep 20 01:19:12 Owl2 kernel: [61685.356341] BUG: soft lockup - CPU#5 stuck for 22s! [btrfs-transacti:781]
>Sep 20 01:19:12 Owl2 kernel: [61685.362217] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:19:12 Owl2 kernel: [61685.362262] CPU: 5 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:19:12 Owl2 kernel: [61685.362265] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:19:12 Owl2 kernel: [61685.362267] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:19:12 Owl2 kernel: [61685.362269] RIP: 0010:[<ffffffff81597f68>]  [<ffffffff81597f68>] _raw_spin_lock+0x18/0x30
>Sep 20 01:19:12 Owl2 kernel: [61685.362278] RSP: 0018:ffff880424b97c50  EFLAGS: 00000297
>Sep 20 01:19:12 Owl2 kernel: [61685.362280] RAX: 000000000000eacb RBX: ffff880424b97fd8 RCX: 0000000000000000
>Sep 20 01:19:12 Owl2 kernel: [61685.362282] RDX: 000000000000eacc RSI: ffff880424af86c0 RDI: ffff880252324f80
>Sep 20 01:19:12 Owl2 kernel: [61685.362284] RBP: ffff88022018f740 R08: ffff880424b96000 R09: 0000000000000001
>Sep 20 01:19:12 Owl2 kernel: [61685.362286] R10: 0000000000000001 R11: 0000000000000000 R12: ffff880424b97fd8
>Sep 20 01:19:12 Owl2 kernel: [61685.362287] R13: ffff880424af86c0 R14: ffffffff81596770 R15: ffff880424b97c18
>Sep 20 01:19:12 Owl2 kernel: [61685.362289] FS:  00007fe63b432700(0000) GS:ffff88042fc40000(0000) knlGS:0000000000000000
>Sep 20 01:19:12 Owl2 kernel: [61685.362291] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:19:12 Owl2 kernel: [61685.362293] CR2: 00007f3cc5771730 CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:19:12 Owl2 kernel: [61685.362295] Stack:
>Sep 20 01:19:12 Owl2 kernel: [61685.362296]  ffffffffa00fffd4 00000000000052ed 0000000003810000 0000000000000014
>Sep 20 01:19:12 Owl2 kernel: [61685.362302]  0000000000000000 000001d504b00000 ffff8806230d4000 000000000000007a
>Sep 20 01:19:12 Owl2 kernel: [61685.362306]  ffff8804adfc2a90 ffff880252324f78 ffff880252324f80 ffff880200000000
>Sep 20 01:19:12 Owl2 kernel: [61685.362309] Call Trace:
>Sep 20 01:19:12 Owl2 kernel: [61685.362339]  [<ffffffffa00fffd4>] run_clustered_refs+0x204/0xd90 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.362383]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.362427]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.362482]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.362524]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:19:12 Owl2 kernel: [61685.362530]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:19:12 Owl2 kernel: [61685.362534] Code: ff ff 31 c0 e9 c7 fe ff ff 90 90 90 90 90 90 90 90 90 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 0f 0f 1f 44 00 00 <f3> 90 0f b7 07 66 39 d0 75 f6 c3 66 66 66 66 2e 0f 1f 84 00 00
>Sep 20 01:19:12 Owl2 kernel: [61685.368337] BUG: soft lockup - CPU#6 stuck for 22s! [snapperd:11007]
>Sep 20 01:19:12 Owl2 kernel: [61685.374061] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:19:12 Owl2 kernel: [61685.374112] CPU: 6 PID: 11007 Comm: snapperd Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:19:12 Owl2 kernel: [61685.374115] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:19:12 Owl2 kernel: [61685.374117] task: ffff8806234be740 ti: ffff880623270000 task.ti: ffff880623270000
>Sep 20 01:19:12 Owl2 kernel: [61685.374119] RIP: 0010:[<ffffffff812de563>]  [<ffffffff812de563>] rb_prev+0x43/0x50
>Sep 20 01:19:12 Owl2 kernel: [61685.374129] RSP: 0018:ffff880623271a00  EFLAGS: 00000283
>Sep 20 01:19:12 Owl2 kernel: [61685.374131] RAX: ffff88021faa4a90 RBX: 0000000000000000 RCX: 00000000000000b8
>Sep 20 01:19:12 Owl2 kernel: [61685.374133] RDX: ffff88021faa4a91 RSI: 0000000000000000 RDI: ffff88021faa46d0
>Sep 20 01:19:12 Owl2 kernel: [61685.374135] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000005
>Sep 20 01:19:12 Owl2 kernel: [61685.374136] R10: 000000000000002c R11: ffffffffffffffba R12: 000000000000002c
>Sep 20 01:19:12 Owl2 kernel: [61685.374138] R13: ffffffffffffffba R14: ffff880624be3940 R15: ffff8801c14b2c70
>Sep 20 01:19:12 Owl2 kernel: [61685.374141] FS:  00007fe63b432700(0000) GS:ffff88042fc80000(0000) knlGS:0000000000000000
>Sep 20 01:19:12 Owl2 kernel: [61685.374143] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:19:12 Owl2 kernel: [61685.374144] CR2: 00007f81c83a9000 CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:19:12 Owl2 kernel: [61685.374146] Stack:
>Sep 20 01:19:12 Owl2 kernel: [61685.374147]  ffffffffa0158ba7 00000001c87f59f0 ffff8801bc433a30 ffff8801c87f59f0
>Sep 20 01:19:12 Owl2 kernel: [61685.374153]  ffff880220deaeb0 ffff880623271a48 ffff88021f0f18d8 ffff880220deaeb0
>Sep 20 01:19:12 Owl2 kernel: [61685.374157]  ffff8801c87f59f0 ffff880252324ea8 ffff880625354800 0000000000000000
>Sep 20 01:19:12 Owl2 kernel: [61685.374160] Call Trace:
>Sep 20 01:19:12 Owl2 kernel: [61685.374199]  [<ffffffffa0158ba7>] btrfs_merge_delayed_refs+0xb7/0x3d0 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.374314]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.374353]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.374396]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.374453]  [<ffffffffa0144ca0>] btrfs_mksubvol.isra.49+0x420/0x4c0 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.374545]  [<ffffffffa0144e46>] btrfs_ioctl_snap_create_transid+0x106/0x190 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.374638]  [<ffffffffa0145067>] btrfs_ioctl_snap_create_v2+0x117/0x150 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.374730]  [<ffffffffa01476e3>] btrfs_ioctl+0xfe3/0x1da0 [btrfs]
>Sep 20 01:19:12 Owl2 kernel: [61685.374814]  [<ffffffff8119908b>] do_vfs_ioctl+0x8b/0x520
>Sep 20 01:19:12 Owl2 kernel: [61685.374821]  [<ffffffff811995c0>] SyS_ioctl+0xa0/0xc0
>Sep 20 01:19:12 Owl2 kernel: [61685.374830]  [<ffffffff815a016d>] system_call_fastpath+0x1a/0x1f
>Sep 20 01:19:12 Owl2 kernel: [61685.374837]  [<00007fe63c3d4f27>] 0x7fe63c3d4f26
>Sep 20 01:19:12 Owl2 kernel: [61685.374839] Code: 48 89 d0 48 8b 50 08 48 85 d2 75 f4 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 10 48 89 c7 48 89 d0 48 83 e0 fc 74 06 48 3b 78 10 <74> eb f3 c3 31 c0 c3 66 0f 1f 44 00 00 48 8b 07 48 85 c0 0f 84
>Sep 20 01:20:13 Owl2 kernel: [61746.253397] [sched_delayed] sched: RT throttling activated
>Sep 20 01:20:40 Owl2 kernel: [61773.341867] BUG: soft lockup - CPU#4 stuck for 22s! [snapperd:11007]
>Sep 20 01:20:40 Owl2 kernel: [61773.347393] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:20:40 Owl2 kernel: [61773.347451] CPU: 4 PID: 11007 Comm: snapperd Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:20:40 Owl2 kernel: [61773.347453] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:20:40 Owl2 kernel: [61773.347456] task: ffff8806234be740 ti: ffff880623270000 task.ti: ffff880623270000
>Sep 20 01:20:40 Owl2 kernel: [61773.347458] RIP: 0010:[<ffffffffa015802e>]  [<ffffffffa015802e>] comp_entry+0x9e/0x1b0 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.347499] RSP: 0018:ffff8806232719e8  EFLAGS: 00000206
>Sep 20 01:20:40 Owl2 kernel: [61773.347501] RAX: 00000000000000a2 RBX: ffffffff8116dce7 RCX: 00000000000000b8
>Sep 20 01:20:40 Owl2 kernel: [61773.347503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff880564637f10
>Sep 20 01:20:40 Owl2 kernel: [61773.347504] RBP: ffff880564637f10 R08: ffff8801cb516a90 R09: 0000000000000000
>Sep 20 01:20:40 Owl2 kernel: [61773.347506] R10: ffff8801cb517610 R11: ffffffffffffffba R12: ffff880424aa10c0
>Sep 20 01:20:40 Owl2 kernel: [61773.347508] R13: 000001f63845e000 R14: 0000000000000010 R15: 0000000000000018
>Sep 20 01:20:40 Owl2 kernel: [61773.347510] FS:  00007fe63b432700(0000) GS:ffff88042fc00000(0000) knlGS:0000000000000000
>Sep 20 01:20:40 Owl2 kernel: [61773.347512] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:20:40 Owl2 kernel: [61773.347514] CR2: 00007f81c83a9000 CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:20:40 Owl2 kernel: [61773.347515] Stack:
>Sep 20 01:20:40 Owl2 kernel: [61773.347517]  ffff880564637f10 0000000000000000 ffff880252324f78 ffffffffa0158bd4
>Sep 20 01:20:40 Owl2 kernel: [61773.347524]  0000000101f63845 ffff880564637f10 ffff8801c87f59f0 ffff88021fabd300
>Sep 20 01:20:40 Owl2 kernel: [61773.347527]  ffff880623271a48 ffff880220af4168 ffff88021fabd300 ffff8801c87f59f0
>Sep 20 01:20:40 Owl2 kernel: [61773.347531] Call Trace:
>Sep 20 01:20:40 Owl2 kernel: [61773.347661]  [<ffffffffa0158bd4>] btrfs_merge_delayed_refs+0xe4/0x3d0 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.347765]  [<ffffffffa00ffe46>] run_clustered_refs+0x76/0xd90 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.347805]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.347847]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.347904]  [<ffffffffa0144ca0>] btrfs_mksubvol.isra.49+0x420/0x4c0 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.347997]  [<ffffffffa0144e46>] btrfs_ioctl_snap_create_transid+0x106/0x190 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.348090]  [<ffffffffa0145067>] btrfs_ioctl_snap_create_v2+0x117/0x150 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.348183]  [<ffffffffa01476e3>] btrfs_ioctl+0xfe3/0x1da0 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.348266]  [<ffffffff8119908b>] do_vfs_ioctl+0x8b/0x520
>Sep 20 01:20:40 Owl2 kernel: [61773.348273]  [<ffffffff811995c0>] SyS_ioctl+0xa0/0xc0
>Sep 20 01:20:40 Owl2 kernel: [61773.348281]  [<ffffffff815a016d>] system_call_fastpath+0x1a/0x1f
>Sep 20 01:20:40 Owl2 kernel: [61773.348289]  [<00007fe63c3d4f27>] 0x7fe63c3d4f26
>Sep 20 01:20:40 Owl2 kernel: [61773.348290] Code: c4 80 f9 b6 74 37 45 84 e4 75 32 80 f9 b8 0f 85 b6 00 00 00 a8 01 0f 85 cf 00 00 00 83 e6 01 0f 85 b0 00 00 00 80 7b 39 b2 74 72 <48> 8b 45 48 48 39 43 48 72 58 77 2e 31 c0 eb 2f 66 90 a8 01 0f
>Sep 20 01:20:40 Owl2 kernel: [61773.529870] BUG: soft lockup - CPU#12 stuck for 23s! [btrfs-transacti:781]
>Sep 20 01:20:40 Owl2 kernel: [61773.535429] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_seq snd_timer snd_seq_device kvm_amd snd_mixer_oss ohci_pci fglrx(PO) kvm ehci_pci pcspkr ohci_hcd snd ehci_hcd serio_raw amd64_edac_mod e1000e edac_core soundcore k10temp edac_mce_amd snd_page_alloc sr_mod sp5100_tco ptp amd_iommu_v2 i2c_piix4 cdrom pps_core usbcore usb_common sg shpchp button acpi_cpufreq mperf dm_mod autofs4 btrfs raid6_pq zlib_deflate xor libcrc32c processor thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh ata_generic pata_atiixp
>Sep 20 01:20:40 Owl2 kernel: [61773.535486] CPU: 12 PID: 781 Comm: btrfs-transacti Tainted: P           O 3.11.0-27.g0a1c41f-default #1
>Sep 20 01:20:40 Owl2 kernel: [61773.535488] Hardware name: System manufacturer System Product Name/KGP(M)E-D16, BIOS 2202    03/29/2012
>Sep 20 01:20:40 Owl2 kernel: [61773.535491] task: ffff880424af86c0 ti: ffff880424b96000 task.ti: ffff880424b96000
>Sep 20 01:20:40 Owl2 kernel: [61773.535493] RIP: 0010:[<ffffffff81597f6a>]  [<ffffffff81597f6a>] _raw_spin_lock+0x1a/0x30
>Sep 20 01:20:40 Owl2 kernel: [61773.535504] RSP: 0018:ffff880424b97c50  EFLAGS: 00000297
>Sep 20 01:20:40 Owl2 kernel: [61773.535506] RAX: 000000000000f7bb RBX: 000000010116e88d RCX: 0000000000000005
>Sep 20 01:20:40 Owl2 kernel: [61773.535508] RDX: 000000000000f7bc RSI: ffff8804214bf9d0 RDI: ffff880252324f80
>Sep 20 01:20:40 Owl2 kernel: [61773.535509] RBP: ffff880220473410 R08: 0000000000001000 R09: 0000000000000000
>Sep 20 01:20:40 Owl2 kernel: [61773.535511] R10: 0000000000000000 R11: 0000000000000c0b R12: ffff88021f8397e0
>Sep 20 01:20:40 Owl2 kernel: [61773.535513] R13: 0000000003900000 R14: ffff8806230d4000 R15: ffff880220e859f0
>Sep 20 01:20:40 Owl2 kernel: [61773.535515] FS:  00007fe63b432700(0000) GS:ffff88062fc00000(0000) knlGS:0000000000000000
>Sep 20 01:20:40 Owl2 kernel: [61773.535517] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Sep 20 01:20:40 Owl2 kernel: [61773.535519] CR2: 00007fffa349bcdf CR3: 00000001ce6e9000 CR4: 00000000000007e0
>Sep 20 01:20:40 Owl2 kernel: [61773.535521] Stack:
>Sep 20 01:20:40 Owl2 kernel: [61773.535522]  ffffffffa00fffd4 00000000000052ee 000000000dd0b000 0000000000000014
>Sep 20 01:20:40 Owl2 kernel: [61773.535528]  0000000000000000 000001d504b00000 ffff8806230d4000 000000000000007a
>Sep 20 01:20:40 Owl2 kernel: [61773.535532]  ffff8804adfc2a90 ffff880252324f78 ffff880252324f80 ffff880200000000
>Sep 20 01:20:40 Owl2 kernel: [61773.535536] Call Trace:
>Sep 20 01:20:40 Owl2 kernel: [61773.535572]  [<ffffffffa00fffd4>] run_clustered_refs+0x204/0xd90 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.535617]  [<ffffffffa0104820>] btrfs_run_delayed_refs+0xd0/0x570 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.535661]  [<ffffffffa0114904>] btrfs_commit_transaction+0x54/0x940 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.535718]  [<ffffffffa010d5f5>] transaction_kthread+0x195/0x210 [btrfs]
>Sep 20 01:20:40 Owl2 kernel: [61773.535760]  [<ffffffff81073b13>] kthread+0xb3/0xc0
>Sep 20 01:20:40 Owl2 kernel: [61773.535769]  [<ffffffff815a00bc>] ret_from_fork+0x7c/0xb0
>Sep 20 01:20:40 Owl2 kernel: [61773.535774] Code: 31 c0 e9 c7 fe ff ff 90 90 90 90 90 90 90 90 90 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 0f 0f 1f 44 00 00 f3 90 <0f> b7 07 66 39 d0 75 f6 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00
>Sep 20 01:21:08 Owl2 kernel: [61801.342353] BUG: soft lockup - CPU#4 stuck for 22s! [snapperd:11007]
>Sep 20 01:21:08 Owl2 kernel: [61801.347708] Modules linked in: af_packet vboxpci(O) vboxnetadp(O) vboxnetflt(O) binfmt_misc vboxdrv(O) hid_logitech_dj joydev hid_generic usbhid snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec sSep 20 05:54:23 Owl2 kernel: klogd 1.4.1, log source = /proc/kmsg started.
>Sep 20 05:54:23 Owl2 kernel: [    0.000000] Initializing cgroup subsys cpuset
>

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Attachments on bug 841293: 559062 | 559218