Hello all,
I've got this oops two days ago:
ksymoops 2.4.8 on i686 2.4.20-SMP. Options used
-V (specified)
-k /proc/ksyms (default)
-l /proc/modules (default)
-o /lib/modules/2.4.20-SMP/ (default)
-m /usr/src/linux/System.map (default)
kernel BUG at slab.c:1218!
invalid operand: 0000
CPU: 0
EIP: 0010:[<c013d8cb>] Not tainted
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010002
eax: c221e640 ebx: 022e5c34 ecx: 0000006c edx: 0000004c
esi: fc060000 edi: e794e000 ebp: e794e63c esp: f7bf1f10
ds: 0018 es: 0018 ss: 0018
Process kswapd (pid: 7, stackpage=f7bf1000)
Stack: 0076bea0 e794e000 f4c740c0 e794e63c c013ec67 c221e640 e794e000 e794e63c
00000c80 0000007f f7bfad08 f7bfac00 00000000 00000003 00000000 00000000
00000000 c221e640 00000020 000001d0 c02f8b28 00000000 c0140d70 0000003c
Call Trace: [<c013ec67>] (0xf7bf1f20))
[<c0140d70>] (0xf7bf1f68))
[<c0140e41>] (0xf7bf1f78))
[<c0140ff9>] (0xf7bf1f9c))
[<c0141066>] (0xf7bf1fb0))
[<c01411b1>] (0xf7bf1fc0))
[<c0141110>] (0xf7bf1fc8))
[<c0105000>] (0xf7bf1fec))
[<c0107386>] (0xf7bf1ff0))
[<c0141110>] (0xf7bf1ff8))
Code: 0f 0b c2 04 78 04 2c c0 89 d8 0f af c1 8d 04 30 39 c5 74 08
>>EIP; c013d8cb <kmem_extra_free_checks+2b/70> <=====
>>eax; c221e640 <_end+1e510a8/33572ac8>
>>edi; e794e000 <_end+27580a68/33572ac8>
>>ebp; e794e63c <_end+275810a4/33572ac8>
Trace; c013ec67 <kmem_cache_reap+277/650>
Trace; c0140d70 <shrink_caches+10/80>
Trace; c0140e41 <try_to_free_pages_zone+61/f0>
Trace; c0140ff9 <kswapd_balance_pgdat+59/a0>
Trace; c0141066 <kswapd_balance+26/40>
Trace; c01411b1 <kswapd+a1/ba>
Trace; c0141110 <kswapd+0/ba>
Trace; c0105000 <_stext+0/0>
Trace; c0107386 <kernel_thread+26/30>
Trace; c0141110 <kswapd+0/ba>
Code; c013d8cb <kmem_extra_free_checks+2b/70>
00000000 <_EIP>:
Code; c013d8cb <kmem_extra_free_checks+2b/70> <=====
0: 0f 0b ud2a <=====
Code; c013d8cd <kmem_extra_free_checks+2d/70>
2: c2 04 78 ret $0x7804
Code; c013d8d0 <kmem_extra_free_checks+30/70>
5: 04 2c add $0x2c,%al
Code; c013d8d2 <kmem_extra_free_checks+32/70>
7: c0 89 d8 0f af c1 8d rorb $0x8d,0xc1af0fd8(%ecx)
Code; c013d8d9 <kmem_extra_free_checks+39/70>
e: 04 30 add $0x30,%al
Code; c013d8db <kmem_extra_free_checks+3b/70>
10: 39 c5 cmp %eax,%ebp
Code; c013d8dd <kmem_extra_free_checks+3d/70>
12: 74 08 je 1c <_EIP+0x1c>
What is the problem? I'm using 2.4.20 in SMP mode and some modules:
Module Size Used by Not tainted
orinoco_cs 4808 2
orinoco 37288 0 [orinoco_cs]
hermes 3460 0 [orinoco_cs orinoco]
ds 6696 2 [orinoco_cs]
i82365 22196 2
pcmcia_core 35072 0 [orinoco_cs ds i82365]
ipip 6788 1 (autoclean)
3c59x 23716 2
pci-scan 3140 1 [3c59x]
Thank you,
Cosmin