On my ThinkPad z60t (2511-E5U), the LiveCD kernel oops.

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kernel BUG at /usr/src/packages/BUILD/aufs/obj/default/finfo.c:31!
invalid opcode: 0000 [#1] SMP 
last sysfs file: /sys/devices/pci0000:00/0000:00:1e.0/0000:14:00.2/resource
Modules linked in: ipv6 binfmt_misc snd_pcm_oss snd_mixer_oss snd_seq snd_seq_device edd microcode cpufreq_conservative cpufreq_userspace cpufreq_powersave acpi_cpufreq speedstep_lib fuse snd_hda_intel snd_pcm ath5k snd_timer snd_page_alloc mac80211 nsc_ircc ohci1394 snd_hwdep sdhci pcmcia irda thinkpad_acpi ieee1394 snd mmc_core firmware_class video thermal processor battery button bay ac yenta_socket rsrc_nonstatic intel_agp iTCO_wdt rtc_cmos output pcmcia_core cfg80211 soundcore i2c_i801 agpgart rtc_core iTCO_vendor_support rtc_lib tg3 nvram i2c_core crc_ccitt joydev uinput aufs squashfs loop nls_utf8 BusLogic usb_storage uhci_hcd ehci_hcd usbcore sg st sd_mod sr_mod ide_disk ide_cd_mod cdrom ide_core ata_piix ahci libata dock scsi_mod parport_pc parport [last unloaded: ppa]

Pid: 2755, comm: master Tainted: G        N (2.6.25-rc9-17-default #1)
EIP: 0060:[<e0228d7a>] EFLAGS: 00010246 CPU: 0
EIP is at ftofi+0x2a/0x40 [aufs]
EAX: 00000000 EBX: da7e1ec0 ECX: dbe89f70 EDX: d9c66200
ESI: 00000000 EDI: db0717d8 EBP: dbe89e80 ESP: dbe89e80
 DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Process master (pid: 2755, ti=dbe88000 task=dbe830a0 task.ti=dbe88000)
Stack: dbe89f24 e022ef38 00000000 00000001 00000010 00000001 dbb14c00 00000001 
       00000286 dbe89ec4 c011e6b6 00000000 00000000 00000001 dbb14c00 fffffff4 
       da7e1ec0 dbe89f70 db0754b0 d9c66200 da7e1ec0 00000000 dbe89f4c dbe89f58 
Call Trace:
 [<e022ef38>] aufs_setattr+0x418/0x720 [aufs]
 [<c018931c>] notify_change+0x153/0x2e3
 [<c0176610>] sys_fchmod+0xa5/0xd0
 [<c0105a62>] syscall_call+0x7/0xb
 [<b7c4d1b1>] 0xb7c4d1b1
 =======================
Code: 90 55 8b 40 70 89 e5 85 c0 74 20 8b 50 18 85 d2 74 19 0f b6 50 1d 84 d2 7f 08 5d 8d b6 00 00 00 00 c3 3a 50 1c 8d 74 26 00 7d ef <0f> 0b 8d 74 26 00 eb fa 8d b4 26 00 00 00 00 8d bc 27 00 00 00 
EIP: [<e0228d7a>] ftofi+0x2a/0x40 [aufs] SS:ESP 0068:dbe89e80
---[ end trace 016b4d011ca079c3 ]---