#12 kernel oops with 2.4.22-openmosix-2

open
nobody
None
5
2004-05-01
2004-05-01
No

ksymoops 2.4.5 on i686 2.4.22-openmosix-2. Options used
-V (default)
-k /proc/ksyms (default)
-l /proc/modules (default)
-o /lib/modules/2.4.22-openmosix-2/ (default)
-m /boot/System.map-2.4.22-openmosix-2 (default)
[...]

Unable to handle kernel NULL pointer dereference at
virtual address 00000018
c015d65c
*pde = 00000000
Oops: 0000
CPU: 1
EIP: 0010:[<c015d65c>] Not tainted
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010206
eax: 00000000 ebx: dcb67840 ecx: d4b7582c edx:
e6d0a000
esi: d4b757c0 edi: dcb67840 ebp: fffffe00 esp:
e6d0bf20
ds: 0018 es: 0018 ss: 0018
Process screen (pid: 20280, stackpage=e6d0b000)
Stack: dcb67840 d4b757c0 ffffffe9 c1e1cc40 d4b7582c
e6d0a000 c01497c1 d4b757c0
dcb67840 e6d0a000 00000000 00000800 bfffe3bc
c01496af cb51ddc0 c1e1cc40
00000800 00000003 e6d0a000 d8f0b000 cb51ddc0
c1e1cc40 d34c6a80 dcb67840
Call Trace: [<c01497c1>] [<c01496af>] [<c0149a6d>]
[<c01098cc>]
Code: 8b 50 18 8d 4a 01 89 48 18 85 d2 75 09 56 e8 11
ff ff ff 83

>>EIP; c015d65c <fifo_open+bc/2cc> <=====

>>ebx; dcb67840 <_end+1c74b084/384f1844>
>>ecx; d4b7582c <_end+14759070/384f1844>
>>edx; e6d0a000 <_end+268ed844/384f1844>
>>esi; d4b757c0 <_end+14759004/384f1844>
>>edi; dcb67840 <_end+1c74b084/384f1844>
>>ebp; fffffe00 <END_OF_CODE+740cb5d/????>
>>esp; e6d0bf20 <_end+268ef764/384f1844>

Trace; c01497c1 <dentry_open+e1/190>
Trace; c01496af <filp_open+8f/c0>
Trace; c0149a6d <sys_open+4d/120>
Trace; c01098cc <local_syscall+7/13>

Code; c015d65c <fifo_open+bc/2cc>
00000000 <_EIP>:
Code; c015d65c <fifo_open+bc/2cc> <=====
0: 8b 50 18 mov
0x18(%eax),%edx <=====
Code; c015d65f <fifo_open+bf/2cc>
3: 8d 4a 01 lea 0x1(%edx),%ecx
Code; c015d662 <fifo_open+c2/2cc>
6: 89 48 18 mov %ecx,0x18(%eax)
Code; c015d665 <fifo_open+c5/2cc>
9: 85 d2 test %edx,%edx
Code; c015d667 <fifo_open+c7/2cc>
b: 75 09 jne 16 <_EIP+0x16>
c015d672 <fifo_open+d2/2cc>
Code; c015d669 <fifo_open+c9/2cc>
d: 56 push %esi
Code; c015d66a <fifo_open+ca/2cc>
e: e8 11 ff ff ff call ffffff24
<_EIP+0xffffff24> c015d580 <wake_up_partner+0/20>
Code; c015d66f <fifo_open+cf/2cc>
13: 83 00 00 addl $0x0,(%eax)

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