Unable to handle kernel NULL pointer

[Miloš Prchlík]

>Prestal mi fungovat NFS server, coz me dost vadi, protoze se pres nej
zalohuji
>data. Pidil jsem se po pricine a nasel ve /var/log/messages nasledujici
hlasku.
>
>Nepoznate z toho nekdo v cem je vlastne problem a jak z toho ven?
>Je to v hardwaru nebo v kernelu (tam jsem nic nemenil)?
>
>--------------------------
>Apr 19 09:24:18 marta kernel: Unable to handle kernel NULL pointer
dereference
>at virtual address 00000008
>Apr 19 09:24:18 marta kernel: current->tss.cr3 = 00101000, %cr3 = 00101000
>Apr 19 09:24:18 marta kernel: *pde = 00000000
>Apr 19 09:24:18 marta kernel: Oops: 0000
>Apr 19 09:24:18 marta kernel: CPU:    0
>Apr 19 09:24:18 marta kernel: EIP:
>0010:[aic7xxx:driver_template+240162/326600822]
>Apr 19 09:24:18 marta kernel: EFLAGS: 00010286
>Apr 19 09:24:18 marta kernel: eax: 00000000   ebx: c1ea7800   ecx: 00000000
>edx: c622801c
>Apr 19 09:24:18 marta kernel: esi: c1ea7800   edi: c6228014   ebp: c1ea7800
>esp: c5bbdf60
>Apr 19 09:24:18 marta kernel: ds: 0018   es: 0018   ss: 0018
>Apr 19 09:24:18 marta kernel: Process nfsd (pid: 567, process nr: 35,
>stackpage=c5bbd000)
>Apr 19 09:24:18 marta kernel: Stack: c6228014 c804f46e c1ea7800 c622801c
>c1de7480 c1ea78f4 c8058b80 c1de74bc
>Apr 19 09:24:18 marta kernel:        c803d3ec c1ea7800 c6228014 c5bbc000
>c5bbc000 00000000 c1ea7800 c1de7480
>Apr 19 09:24:18 marta kernel:        c8058ec0 00000000 00000002 000186a3
>00000002 c6228014 c8058a2c 00000000
>Apr 19 09:24:18 marta kernel: Call Trace:
>aic7xxx:driver_template+213230/326627754]
>[aic7xxx:driver_template+251904/326589080]
>[aic7xxx:driver_template+139372/326701612]
>[aic7xxx:driver_template+252736/326588248]
>[aic7xxx:driver_template+251564/326589420]
>[aic7xxx:driver_template+212653/326628331] [kernel_thread+35/48]
>Apr 19 09:24:18 marta kernel: Code: 8b 58 08 85 db 75 07 31 d2 e9 fd 00 00
00
>66 8b 43 22 66 c1


Dobry vecer (ci snad odpoledne :)

No, mate pristup k ksymoops? zkuste kdyztak poslat vystup - melo by byt lepe
videt, jak se volaly fce za sebou. mozna budeme moudrejsi :) popripade,
pokud nejsou ksymoops, tak treba dohledat v System.map jednotlive symboly v
oops, ale to je krapet narocnejsi :)

Milos Prchlik