Unable to handle kernel NULL pointer dereference ...

[Jiri Kubat]

Dobry den,

obcas se mi ve /var/log/messages objevi nasledujici zaznam (nebo neco
podobneho). Nekdy nasleduje zatuhnuti, ale treba az po nekolika hodinach.
Mohl by mi nekdo poradit, kde je chyba?

S pozdravem

Jiri Kubat

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Nov 13 02:14:46 localhost kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000009
Nov 13 02:14:46 localhost kernel: current->tss.cr3 = 01af3000, %cr3 = 01af3000
Nov 13 02:14:46 localhost kernel: *pde = 00000000
Nov 13 02:14:46 localhost kernel: Oops: 0002
Nov 13 02:14:46 localhost kernel: CPU:    0
Nov 13 02:14:46 localhost kernel: EIP:    0010:[vfat:vfat_lookup_R11a0936d+-33981983/276]
Nov 13 02:14:46 localhost kernel: EFLAGS: 00010246
Nov 13 02:14:46 localhost kernel: eax: 00000009   ebx: c26f52c0   ecx: c26f52c0   edx: c26f52c0
Nov 13 02:14:46 localhost kernel: esi: c285bc00   edi: c2370400   ebp: c2684620   esp: c1af5e80
Nov 13 02:14:46 localhost kernel: ds: 0018   es: 0018   ss: 0018
Nov 13 02:14:46 localhost kernel: Process ata.HHe.HD41117 (pid: 644, process nr: 35, stackpage=c1af5000)
Nov 13 02:14:46 localhost kernel: Stack: 00000400 c0127bca c26f52c0 00000000 c1af5f18 00000f94 c2995430 00000100
Nov 13 02:14:46 localhost kernel:        c33f6620 c2370000 00000343 00000000 c2684620 c26f52c0 c27b6540 00000000
Nov 13 02:14:47 localhost kernel:        00013f69 c013df94 c27b6540 00000001 c1af5f14 00000f93 c0127de1 00000000
Nov 13 02:14:47 localhost kernel: Call Trace: [brw_page+558/880] [ext2_bmap+360/584] [generic_readpage+129/144] [do_generic_file_read+1320/1500] [generic_file_read+99/124] [file_read_actor+0/80] [sys_read+174/196]
Nov 13 02:14:47 localhost kernel:        [system_call+52/56]
Nov 13 02:14:47 localhost kernel: Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00