Re: 2.2.18pre15 oops in find_buffer()

From: adrian (jimbud@lostland.net)
Date: Mon Oct 30 2000 - 12:50:18 EST


I also just got this Oops, but with 2.2.18pre18.

Note: vmware was not loaded :)

Unable to handle kernel paging request at virtual address 009e0000
current->tss.cr3 = 108e5000, %cr3 = 108e5000
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c0125f1c>]
EFLAGS: 00010206
eax: 009e0000 ebx: 00000007 ecx: 000189d0 edx: 009e0000
esi: 0000000d edi: 00000307 ebp: 002a00a9 esp: c7a97e60
ds: 0018 es: 0018 ss: 0018
Process enlightenment (pid: 5551, process nr: 75, stackpage=c7a97000)
Stack: 00000004 c3885860 000189d0 c0125f5b 00000307 002a00a9 00000400 c0126c50
       00000307 002a00a9 00000400 00000000 c7a97f18 00000004 c6330288 c7a97ea4
       c7a97ed8 d0ebd000 00000307 00000000 c3885860 00000010 c01431df c6330288
Call Trace: [<c0125f5b>] [<c0126c50>] [<c01431df>] [<c0126f45>] [<c011cb20>] [<c011cc8f>] [<c011cbdc>]
       [<c0124a66>] [<c0109044>]
Code: 8b 00 39 6a 04 75 15 8b 4c 24 20 39 4a 08 75 0c 66 39 7a 0c

>>EIP; c0125f1c <find_buffer+68/90> <=====
Trace; c0125f5b <get_hash_table+17/24>
Trace; c0126c50 <brw_page+14c/36c>
Trace; c01431df <ext2_bmap+1b/84>
Trace; c0126f45 <generic_readpage+81/90>
Trace; c011cb20 <do_generic_file_read+52c/5e8>
Trace; c011cc8f <generic_file_read+63/7c>
Trace; c011cbdc <file_read_actor+0/50>
Trace; c0124a66 <sys_read+ae/c4>
Trace; c0109044 <system_call+34/38>
Code; c0125f1c <find_buffer+68/90>
00000000 <_EIP>:
Code; c0125f1c <find_buffer+68/90> <=====
   0: 8b 00 mov (%eax),%eax <=====
Code; c0125f1e <find_buffer+6a/90>
   2: 39 6a 04 cmp %ebp,0x4(%edx)
Code; c0125f21 <find_buffer+6d/90>
   5: 75 15 jne 1c <_EIP+0x1c> c0125f38 <find_buffer+84/90>
Code; c0125f23 <find_buffer+6f/90>
   7: 8b 4c 24 20 mov 0x20(%esp,1),%ecx
Code; c0125f27 <find_buffer+73/90>
   b: 39 4a 08 cmp %ecx,0x8(%edx)
Code; c0125f2a <find_buffer+76/90>
   e: 75 0c jne 1c <_EIP+0x1c> c0125f38 <find_buffer+84/90>
Code; c0125f2c <find_buffer+78/90>
  10: 66 39 7a 0c cmp %di,0xc(%edx)

On Mon, 30 Oct 2000, Mikael Pettersson wrote:

> Is there any known bug in 2.2.18pre15 that could cause the
> following oops in fs/buffer.c:find_buffer() ?
>

Regards,
Adrian

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