I started the system from the installation media and the kernel oopses. 

end_request: I/O error, dev fd0, sector 0
NET: Registered protocol family 10
lo: Disabled Privacy Extensions
end_request: I/O error, dev fd0, sector 0
parport_pc 00:0b: disabled
parport 0x378 (WARNING): CTR: wrote 0x0c, read 0xff
parport 0x378 (WARNING): DATA: wrote 0xaa, read 0xff
parport 0x378: You gave this address, but there is probably no parallel port there!
parport0: PC-style at 0x378 [PCSPP,TRISTATE]
BUG: unable to handle kernel paging request at f9ae4dbc
IP: [<c01e0d58>] strnlen+0x9/0x19
*pde = 36b1b067 *pte = 00000000
Oops: 0000 [#1] SMP
last sysfs file: /sys/devices/platform/pcspkr/modalias
Modules linked in: parport_pc ipv6 squashfs nls_utf8 e1000 ath5k mac80211 cfg80211 usb_storage uhci_hcd usbhid hid ff_memless ehci_hcd usbcore pcmcia firmware_class yenta_socket rsrc_nonstatic pcmcia_core ata_piix libata ppa arc4 ecb crypto_blkcipher fan thermal processor loop nfs nfs_acl lockd sunrpc nls_iso8859_1 nls_cp437 af_packet nvram edd sg st sd_mod sr_mod scsi_mod ide_disk ide_cd_mod cdrom ide_core parport rtc_cmos rtc_core rtc_lib [last unloaded: parport_pc]

Pid: 3179, comm: y2base Tainted: G        N (2.6.25-rc5-git3-6-default #1)
EIP: 0060:[<c01e0d58>] EFLAGS: 00010297 CPU: 0
EIP is at strnlen+0x9/0x19
EAX: f9ae4dbc EBX: f691a02e ECX: f9ae4dbc EDX: fffffffe
ESI: f708befc EDI: f9ae4dbc EBP: f708be84 ESP: f708be84
 DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Process y2base (pid: 3179, ti=f708a000 task=f6f6e160 task.ti=f708a000)
Stack: f708beb8 c01e03e7 c0379605 00000fde f691a022 00000010 f691b000 00000000
       ffffffff ffffffff f691a022 c7de2540 c7de2540 f708becc c018dab5 f708bedc
       00000000 f78c12c0 f708bf0c c0129a49 c7de2540 c03795f1 00000000 c037f049
Call Trace:
 [<c01e03e7>] vsnprintf+0x286/0x41f
 [<c018dab5>] seq_printf+0x25/0x45
 [<c0129a49>] r_show+0x5d/0x67
 [<c018df1d>] seq_read+0x195/0x25f
 [<c01a666f>] proc_reg_read+0x5a/0x6e
 [<c0177d8f>] vfs_read+0x89/0x133
 [<c0177ed2>] sys_read+0x3b/0x60
 [<c0105b62>] syscall_call+0x7/0xb
 [<b7b70771>] 0xb7b70771
 =======================
Code: 05 bf 01 00 00 00 4f 89 f8 5f 5d c3 55 85 c9 89 e5 57 89 c7 89 d0 74 05 f2 ae 75 01 4f 89 f8 5f 5d c3 55 89 c1 89 e5 89 c8 eb 06 <80> 38 00 74 07 40 4a 83 fa ff 75 f4 29 c8 5d c3 55 89 e5 57 56
EIP: [<c01e0d58>] strnlen+0x9/0x19 SS:ESP 0068:f708be84
---[ end trace 0e516eb9b4d0121b ]---