[OOPS] from 2.4.18-pre9-mjc2

Matt matt at progsoc.uts.edu.au
Tue Feb 19 06:53:19 CET 2002


not sure if you guys are interested in this but here it is anyway..


Unable to handle kernel NULL pointer dereference at virtual address 000000e0
e08dfbe9
*pde = 00000000
Oops: 0000
CPU:    0
EIP:    0010:[<e08dfbe9>]    Not tainted
EFLAGS: 00210297
eax: 00001197   ebx: d5203140   ecx: dee48640   edx: 00000000
esi: ffffffea   edi: 00000000   ebp: 00000400   esp: cf30debc
ds: 0018   es: 0018   ss: 0018
Process cat (pid: 1285, stackpage=cf30d000)
Stack: 400e6460 e08e22c0 dab1a398 00000400 00000000 c013704d d65727c8 00000f88 
       d2e03640 c014b36c d2e03640 c025e538 dd8ac00a 00000005 1104665a dee48640 
       ffffffeb 00008001 c0143e29 dee48640 00000004 00000000 00000004 deaa17c0 
Call Trace: [<e08e22c0>] [<c013704d>] [<c014b36c>] [<c0143e29>] [<c0128523>] 
   [<c0138d9f>] [<c0106eb3>] 
Code: 39 82 e0 00 00 00 74 16 83 44 24 04 04 81 7c 24 04 fc 22 8e 

>>EIP; e08dfbe8 <[i2c-core]i2cproc_bus_read+88/290>   <=====
Trace; e08e22c0 <[i2c-core]adapters+0/40>
Trace; c013704c <page_remove_rmap+7c/90>
Trace; c014b36c <dput+1c/1a0>
Trace; c0143e28 <open_namei+228/570>
Trace; c0128522 <unmap_fixup+162/170>
Trace; c0138d9e <sys_read+ae/d0>
Trace; c0106eb2 <system_call+32/38>
Code;  e08dfbe8 <[i2c-core]i2cproc_bus_read+88/290>
00000000 <_EIP>:
Code;  e08dfbe8 <[i2c-core]i2cproc_bus_read+88/290>   <=====
   0:   39 82 e0 00 00 00         cmp    %eax,0xe0(%edx)   <=====
Code;  e08dfbee <[i2c-core]i2cproc_bus_read+8e/290>
   6:   74 16                     je     1e <_EIP+0x1e> e08dfc06 <[i2c-core]i2cproc_bus_read+a6/290>
Code;  e08dfbf0 <[i2c-core]i2cproc_bus_read+90/290>
   8:   83 44 24 04 04            addl   $0x4,0x4(%esp,1)
Code;  e08dfbf4 <[i2c-core]i2cproc_bus_read+94/290>
   d:   81 7c 24 04 fc 22 8e      cmpl   $0x8e22fc,0x4(%esp,1)
Code;  e08dfbfc <[i2c-core]i2cproc_bus_read+9c/290>
  14:   00 


this was achieved by doing a cat of one of the proc files..



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