device-mapper: 4.4.0-ioctl (2005-01-12) initialised: dm-devel@redhat.com
md: md driver 0.90.1 MAX_MD_DEVS=256, MD_SB_DISKS=27
md: bind<dm-2>
md: bind<dm-4>
md: bind<dm-6>
raid5: automatically using best checksumming function: pIII_sse
   pIII_sse  :  1476.000 MB/sec
raid5: using function: pIII_sse (1476.000 MB/sec)
md: raid5 personality registered as nr 4
raid5: device dm-6 operational as raid disk 2
raid5: device dm-4 operational as raid disk 1
raid5: device dm-2 operational as raid disk 0
raid5: allocated 3158kB for md0
raid5: raid level 5 set md0 active with 3 out of 3 devices, algorithm 0
RAID5 conf printout:
 --- rd:3 wd:3 fd:0
 disk 0, o:1, dev:dm-2
 disk 1, o:1, dev:dm-4
 disk 2, o:1, dev:dm-6
scsi0: Tagged Queuing now active for Target 2
scsi0: Tagged Queuing now active for Target 3
Unable to handle kernel NULL pointer dereference at virtual address 00000000
 printing eip:
c01542a6
*pde = 00000000
Oops: 0000 [#1]
PREEMPT 
Modules linked in: raid5 xor dm_bbr md ide_cd cdrom dm_mod
CPU:    0
EIP:    0060:[<c01542a6>]    Not tainted VLI
EFLAGS: 00010282   (2.6.11-rc3-bk4) 
EIP is at bio_alloc_bioset+0x16/0x1c0
eax: 00000010   ebx: d7bc18c8   ecx: d70f5dec   edx: 00000000
esi: 00000000   edi: 00000000   ebp: d7bc182c   esp: d7bc1810
ds: 007b   es: 007b   ss: 0068
Process evms_activate (pid: 735, threadinfo=d7bc0000 task=d7b2e040)
Stack: c0133487 00000010 00000200 00000000 d7bc18c8 00000001 00000000 d7bc1850 
       c01544e5 00000010 00000000 00000000 00000000 d7bc18c8 00000001 00000000 
       d7bc186c d88124c8 d70f5dec 00000010 d7bc18c8 d70f5dec d6caca5c d7bc18b4 
Call Trace:
 [<c0102ccf>] show_stack+0x7f/0xa0
 [<c0102e6a>] show_registers+0x15a/0x1c0
 [<c0103060>] die+0xf0/0x190
 [<c010ddcb>] do_page_fault+0x31b/0x670
 [<c010290b>] error_code+0x2b/0x30
 [<c01544e5>] bio_clone+0x25/0xe0
 [<d88124c8>] clone_bio+0x28/0x60 [dm_mod]
 [<d881276f>] __clone_and_map+0x26f/0x2a0 [dm_mod]
 [<d881283b>] __split_bio+0x9b/0x120 [dm_mod]
 [<d881292f>] dm_request+0x6f/0xb0 [dm_mod]
 [<c01fc112>] generic_make_request+0x152/0x210
 [<d886db8d>] handle_stripe+0x68d/0xd40 [raid5]
 [<d886e685>] make_request+0x185/0x2a0 [raid5]
 [<c01fc112>] generic_make_request+0x152/0x210
 [<d8812787>] __clone_and_map+0x287/0x2a0 [dm_mod]
 [<d881283b>] __split_bio+0x9b/0x120 [dm_mod]
 [<d881292f>] dm_request+0x6f/0xb0 [dm_mod]
 [<c01fc112>] generic_make_request+0x152/0x210
 [<c01fc230>] submit_bio+0x60/0x100
 [<c0153c85>] submit_bh+0xd5/0x130
 [<c0152c02>] block_read_full_page+0x182/0x2a0
 [<c0136fbb>] read_pages+0xeb/0x130
 [<c01370f8>] __do_page_cache_readahead+0xf8/0x180
 [<c0137315>] blockable_page_cache_readahead+0x35/0x70
 [<c0137587>] page_cache_readahead+0x237/0x2b0
 [<c01309b6>] do_generic_mapping_read+0x526/0x540
 [<c0130cb3>] __generic_file_aio_read+0x1e3/0x220
 [<c0130e06>] generic_file_read+0xa6/0xc0
 [<c014f3ad>] vfs_read+0x9d/0x120
 [<c014f67b>] sys_read+0x4b/0x80
 [<c0102763>] syscall_call+0x7/0xb
Code: f3 fd ff 8b 5d f8 8b 75 fc c9 c3 0f 0b 73 00 77 30 2b c0 eb cd 55 89 e5 57 56 53 83 ec 10 8b 55 10 8b 45 08 8b 75 0c 89 44 24 04 <8b> 02 89 04 24 e8 70 f1 fd ff 85 c0 89 c3 0f 84 19 01 00 00 31 
 Linux version 2.6.9-rc4 (laurent@fozzy) (gcc version 3.3.5 (Debian 1:3.3.5-1)) #1 Tue Oct 12 15:42:01 CEST 2004