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SubjectRe: 2.6.13 kernel OOPS
M.H.VanLeeuwen writes:
> Hi,
>
> Is this a known problem?
>
> Thanks,
> Martin
>
>
> cat /proc/sys/net/ipv4/conf/lo/rp_filter
>
> <1>Unable to handle kernel paging request at virtual address 419a91d8
> printing eip:
> c0116644
> *pde = 00000000
> Oops: 0000 [#6]
> Modules linked in:
> CPU: 0
> EIP: 0060:[<c0116644>] Not tainted VLI
> EFLAGS: 00010246 (2.6.13)
> EIP is at do_proc_dointvec_conv+0x14/0x40
> eax: c1b40f28 ebx: 00000000 ecx: 419a91d8 edx: c1b40f24
> esi: 00001000 edi: 00000001 ebp: 0804d008 esp: c1b40eec
> ds: 007b es: 007b ss: 0068
> Process cat (pid: 503, threadinfo=c1b40000 task=c22245d0)
> Stack: c0116731 00000000 00000000 00000000 419a91d8 00000001 00000000 c1b40fbc
> c22245d0 c1b656a4 00000000 00000000 00030002 c1b40f0b c2242b84 c1b656a4
> c1e12420 0804d008 00000000 c12910e0 c01169a5 0804d008 c1b40f64 c1b40fa4
> Call Trace:
> [<c0116731>] do_proc_dointvec+0xc1/0x320
> [<c01169a5>] proc_dointvec+0x15/0x20
> [<c0116630>] do_proc_dointvec_conv+0x0/0x40
> [<c011637e>] do_rw_proc+0x6e/0x80
> [<c01163b0>] proc_readsys+0x0/0x20
> [<c01163c0>] proc_readsys+0x10/0x20
> [<c014415e>] vfs_read+0x7e/0x140
> [<c01444ac>] sys_read+0x3c/0x70
> [<c0102539>] syscall_call+0x7/0xb
> Code: 00 00 83 c4 0c 89 c8 5b 5e 5f 5d c3 8d 74 26 00 8d bc 27 00 00 00 00 83 7c 24 04 00 74 0d 8b 00 85 c0 75 18 8b 02 89 01 31 c0 c3 <8b> 09 85 c9 78 16 c7 00 00 00 00 00 31 c0 89 0a c3 8b 02 f7 d8
>
>
> bash-2.05$ /bld/linux-2.6.13/scripts/ver_linux
> If some fields are empty or look unusual you may have an old version.
> Compare to the current minimal requirements in Documentation/Changes.
>
> Linux shadow 2.6.12 #1 SMP Sat Jun 18 09:36:33 CDT 2005 i686 unknown unknown GNU/Linux
>
> Gnu C 4.0.0

Sure looks a lot like the old gcc-4.0.0 miscompilation bug.
Change to gcc-4.0.1 or gcc-3.4.4.
-
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