Re: bad pmd filemap.c, oops; 2.4.30 and 2.4.32

[Chris Stromsoe <cbs@cts.ucla.edu>]

I oopsed again last night with an identical EIP and Call Trace to the oops 
from the 28th.  The new oops is below, the prior below that.  I'm going to 
reboot the machine into UP and see if that helps.

-Chris

Unable to handle kernel paging request at virtual address c211ce80
c0259bb3
*pde = 020001e3
Oops: 0002
CPU:    2
EIP:    0010:[alloc_skb+275/480]    Not tainted
EFLAGS: 00010282
eax: c211ce80   ebx: f5303680   ecx: f7eeb780   edx: 00000680
esi: 000001f0   edi: 00000000   ebp: d348ddf0   esp: d348dddc
ds: 0018   es: 0018   ss: 0018
Process innfeed (pid: 25080, stackpage=d348d000)
Stack: 000006bc 000001f0 ebabc980 eb0e64d8 eb0e6400 d348de68 c027b50b 00000680
       000001f0 000005a8 00000000 d348de54 00000000 00000000 00000001 00000000
       012815b5 00000000 00000000 d7a160a0 d348c000 636686ac 000c3dec 000087c0
Call Trace:    [tcp_sendmsg+2619/4512] [inet_sendmsg+65/80] [sock_sendmsg+102/176] [sock_readv_writev+116/176] [sock_writev+79/96]
Code: c7 00 01 00 00 00 8b 83 8c 00 00 00 c7 40 04 00 00 00 00 8b
Using defaults from ksymoops -t elf32-i386 -a i386


> > eax; c211ce80 <_end+1d3b380/38650560>
> > ebx; f5303680 <_end+34f21b80/38650560>
> > ecx; f7eeb780 <_end+37b09c80/38650560>
> > ebp; d348ddf0 <_end+130ac2f0/38650560>
> > esp; d348dddc <_end+130ac2dc/38650560>

Code;  00000000 Before first symbol
00000000 <_EIP>:
Code;  00000000 Before first symbol
   0:   c7 00 01 00 00 00         movl   $0x1,(%eax)
Code;  00000006 Before first symbol
   6:   8b 83 8c 00 00 00         mov    0x8c(%ebx),%eax
Code;  0000000c Before first symbol
   c:   c7 40 04 00 00 00 00      movl   $0x0,0x4(%eax)
Code;  00000013 Before first symbol
  13:   8b 00                     mov    (%eax),%eax


On Wed, 28 Dec 2005, Chris Stromsoe wrote:

> Unable to handle kernel paging request at virtual address c22eee80
> c0259bb3
> *pde = 020001e3
> Oops: 0002
> CPU:    2
> EIP:    0010:[alloc_skb+275/480]    Not tainted
> EFLAGS: 00010282
> eax: c22eee80   ebx: ccbdb480   ecx: 000006bc   edx: 00000680
> esi: 000001f0   edi: 00000000   ebp: f663bdf0   esp: f663bddc
> ds: 0018   es: 0018   ss: 0018
> Process innfeed (pid: 526, stackpage=f663b000)
> Stack: 000006bc 000001f0 ccbdb080 00000000 f7185800 f663be68 c027b50b 00000680
>        000001f0 000005a8 00000000 f663be54 00000000 00000287 d84bec38 d84bec34
>        d84bec54 f663a000 00000000 d5fbd8a0 f663a000 586d4438 0002c774 000005a8
> Call Trace:    [tcp_sendmsg+2619/4512] [inet_sendmsg+65/80] [sock_sendmsg+102/176] [sock_readv_writev+116/176] [sock_writev+79/96]
> Code: c7 00 01 00 00 00 8b 83 8c 00 00 00 c7 40 04 00 00 00 00 8b Using 
> defaults from ksymoops -t elf32-i386 -a i386
>
> > > eax; c22eee80 <_end+1f0d380/38650560>
> > > ebx; ccbdb480 <_end+c7f9980/38650560>
> > > ebp; f663bdf0 <_end+3625a2f0/38650560>
> > > esp; f663bddc <_end+3625a2dc/38650560>
>
> Code;  00000000 Before first symbol
> 00000000 <_EIP>:
> Code;  00000000 Before first symbol
>   0:   c7 00 01 00 00 00         movl   $0x1,(%eax)
> Code;  00000006 Before first symbol
>   6:   8b 83 8c 00 00 00         mov    0x8c(%ebx),%eax
> Code;  0000000c Before first symbol
>   c:   c7 40 04 00 00 00 00      movl   $0x0,0x4(%eax)
> Code;  00000013 Before first symbol
>  13:   8b 00                     mov    (%eax),%eax
> -
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