Re: 2.1.67 Oops when removing sound-modules.

Jani Hakala (jahakala@cc.jyu.fi)
Sun, 30 Nov 1997 10:56:40 +0200


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On Sat, Nov 29, 1997 at 07:28:20PM -0500, Ion Badulescu wrote:
>
> So, people, please post the whole thing, _both_ the oops and the decoded
> stack trace from ksymoops.
>
Ok. I should have thought that when I posted my message. I really
shouldn't post anything just before I go to sleep...

And actually /var/log/messages contained two OOPS-messages with same
timestamp.

Jani Hakala

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Unable to handle kernel NULL pointer dereference at virtual address 00000000
current->tss.cr3 = 00725000,
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<00000000>]
EFLAGS: 00010202
eax: 00000000 ebx: 00000000 ecx: 00000000 edx: 00000000
esi: c4882000 edi: c07b600b ebp: c4882000 esp: c1039f90
ds: 0018 es: 0018 ss: 0018
Process rmmod (pid: 1805, process nr: 81, stackpage=c1039000)
Stack: c01144a9 00000000 0804e8f3 c011346a c4882000 00000000 c1038000 00000000
00000000 bffffaa0 c01092f2 c07b6000 c010917a 0804e8e8 00000000 bffffb0c
00000000 00000000 bffffaa0 00000081 0000002b 0000002b 00000081 0804c7ce
Call Trace: [<c01144a9>] [<c011346a>] [<c4882000>] [<c01092f2>] [<c010917a>]
Code: <1>Unable to handle kernel NULL pointer dereference at virtual address 00000000
Using `/System.map' to map addresses to symbols.

>>EIP: 0 cannot be resolved
Trace: c01144a9 <free_module+17/89>
Trace: c011346a <sys_delete_module+164/1d8>
Trace: c4882000
Trace: c01092f2 <error_code+32/40>
Trace: c010917a <system_call+3a/40>
Code:

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current->tss.cr3 = 00725000,
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c01096bd>]
EFLAGS: 00010046
eax: 00000010 ebx: 0000002b ecx: 00000000 edx: 00000010
esi: 00000000 edi: c103a000 ebp: c4800000 esp: c1039ea8
ds: 0018 es: 0018 ss: 0018
Process rmmod (pid: 1805, process nr: 81, stackpage=c1039000)
Stack: 0000002b c1039f5c 00000000 00000000 00000000 c01e249a c4882000 c07b600b
c4882000 00000000 00000000 00000000 00000000 00000000 00010202 00000000
04000000 c5000000 0018249a c0109791 c1039f5c 0000000b c01ae366 c01aef7c
Call Trace: [<c4882000>] [<c4882000>] [<c5000000>] [<c0109791>] [<c01ae366>] [<c01aef7c>] [<c010e106>]
[<c01aef7c>] [<c4882000>] [<c4882000>] [<c01092f2>] [<c4882000>] [<c4882000>] [<c01144a9>] [<c011346a>]
[<c4882000>] [<c01092f2>] [<c010917a>]
Code: 64 8a 04 0e 0f a1 88 c1 46 81 e1 ff 00 00 00 89 4c 24 3c 51
Using `/System.map' to map addresses to symbols.

>>EIP: c01096bd <show_registers+271/2ad>
Trace: c4882000
Trace: c4882000
Trace: c5000000
Trace: c0109791 <die_if_kernel+44/4f>
Trace: c01ae366 <simple_strtoul+2473/2df4>
Trace: c01aef7c <bad_pmd_string+295/2c9>
Trace: c010e106 <do_page_fault+334/346>
Trace: c01aef7c <bad_pmd_string+295/2c9>
Trace: c4882000
Trace: c4882000
Trace: c01092f2 <error_code+32/40>
Trace: c4882000
Trace: c4882000
Trace: c01144a9 <free_module+17/89>
Trace: c011346a <sys_delete_module+164/1d8>
Trace: c4882000
Trace: c01092f2 <error_code+32/40>
Trace: c010917a <system_call+3a/40>
Code: c01096bd <show_registers+271/2ad>
Code: c01096bd <show_registers+271/2ad> 64 8a 04 0e movb %fs:(%esi,%ecx,1),%al
Code: c01096c1 <show_registers+275/2ad> 0f a1 popl %fs
Code: c01096c3 <show_registers+277/2ad> 88 c1 movb %al,%cl
Code: c01096c5 <show_registers+279/2ad> 46 incl %esi
Code: c01096c6 <show_registers+27a/2ad> 81 e1 ff 00 00 andl $0xff,%ecx
Code: c01096d2 <show_registers+286/2ad> 89 4c 24 3c movl %ecx,0x3c(%esp,1)
Code: c01096d6 <show_registers+28a/2ad> 51 pushl %ecx

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