Hi,
I found the following oops in one of our box's kern.log.
It's a Debian Woody running 2.4.20.
The machine seems to have crashed immediatly afterwards - I have no idea
what the user has been doing at that time.
There were no messages in the kern.log before for more than 12 hours.
Syslog reports:
May 30 15:42:02 linuxbox modprobe: modprobe: Can't locate module
sound-slot-0
May 30 15:42:02 linuxbox modprobe: modprobe: Can't locate module
sound-service-0-3
May 30 15:42:09 linuxbox kernel: kernel BUG at slab.c:1441!
May 30 15:42:09 linuxbox kernel: invalid operand: 0000
May 30 15:42:09 linuxbox kernel: CPU: 0
May 30 15:42:09 linuxbox kernel: EIP:
0010:[kmem_cache_reap+495/1364] Not tainted
May 30 15:42:09 linuxbox kernel: EFLAGS: 00010083
May 30 15:42:09 linuxbox kernel: eax: 170fc285 ebx: c4b7d004 ecx:
dffe2300 edx: c4b7da7c
May 30 15:42:09 linuxbox kernel: esi: c4b7d9f0 edi: dffe2300 ebp:
c162bf64 esp: c162bf1c
May 30 15:42:09 linuxbox kernel: ds: 0018 es: 0018 ss: 0018
May 30 15:42:09 linuxbox kernel: Process kswapd (pid: 4, stackpage=c162b000)
May 30 15:42:09 linuxbox kernel: Stack: 00000020 000001d0 00000020
c0361da8 00000084 c4b7d968 dffe2310 dffe2324
May 30 15:42:09 linuxbox kernel: c03faf2c 0000000b c163bc4c
c163bc00 00000000 00000008 00000000 00000000
May 30 15:42:09 linuxbox kernel: 00000000 dffe2300 c162bf80
c0139011 00000006 00000020 000001d0 00000006
May 30 15:42:09 linuxbox kernel: Call Trace: [shrink_caches+29/140]
[try_to_free_pages_zone+65/104] [kswapd_balance_pgdat+74/160]
[kswapd_balance+34/64] [kswapd+155/182]
May 30 15:42:09 linuxbox kernel: [kernel_thread+40/56]
May 30 15:42:09 linuxbox kernel:
May 30 15:42:09 linuxbox kernel: Code: 0f 0b a1 05 71 01 2e c0 8b 7d fc
8b 57 1c f6 c6 08 74 42 89
>>eax; 170fc285 Before first symbol
>>ebx; c4b7d004 <_end+473b8a0/204428fc>
>>ecx; dffe2300 <_end+1fba0b9c/204428fc>
>>edx; c4b7da7c <_end+473c318/204428fc>
>>esi; c4b7d9f0 <_end+473c28c/204428fc>
>>edi; dffe2300 <_end+1fba0b9c/204428fc>
>>ebp; c162bf64 <_end+11ea800/204428fc>
>>esp; c162bf1c <_end+11ea7b8/204428fc>
Code; 00000000 Before first symbol
00000000 <_EIP>:
Code; 00000000 Before first symbol
0: 0f 0b ud2a
Code; 00000002 Before first symbol
2: a1 05 71 01 2e mov 0x2e017105,%eax
Code; 00000007 Before first symbol
7: c0 8b 7d fc 8b 57 1c rorb $0x1c,0x578bfc7d(%ebx)
Code; 0000000e Before first symbol
e: f6 c6 08 test $0x8,%dh
Code; 00000011 Before first symbol
11: 74 42 je 55 <_EIP+0x55> 00000055 Before
first symbol
Code; 00000013 Before first symbol
13: 89 00 mov %eax,(%eax)
Some maybe useful info:
# cat /proc/cpuinfo
processor : 0
vendor_id : AuthenticAMD
cpu family : 6
model : 4
model name : AMD Athlon(tm) Processor
stepping : 2
cpu MHz : 1208.772
cache size : 256 KB
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 1
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
mca cmov pat pse36 mmx fxsr syscall mmxext 3dnowext 3dnow
bogomips : 2411.72
# cat /proc/meminfo
total: used: free: shared: buffers: cached:
Mem: 526798848 518266880 8531968 0 5795840 384724992
Swap: 1048563712 105861120 942702592
MemTotal: 514452 kB
MemFree: 8332 kB
MemShared: 0 kB
Buffers: 5660 kB
Cached: 342652 kB
SwapCached: 33056 kB
Active: 171028 kB
Inactive: 305872 kB
HighTotal: 0 kB
HighFree: 0 kB
LowTotal: 514452 kB
LowFree: 8332 kB
SwapTotal: 1023988 kB
SwapFree: 920608 kB
# cat /proc/pci
PCI devices found:
Bus 0, device 0, function 0:
Host bridge: VIA Technologies, Inc. VT8363/8365 [KT133/KM133] (rev 3).
Master Capable. Latency=8.
Prefetchable 32 bit memory at 0xe6000000 [0xe7ffffff].
Bus 0, device 1, function 0:
PCI bridge: VIA Technologies, Inc. VT8363/8365 [KT133/KM133 AGP]
(rev 0).
Master Capable. No bursts. Min Gnt=8.
Bus 0, device 4, function 0:
ISA bridge: VIA Technologies, Inc. VT82C686 [Apollo Super South]
(rev 64).
Bus 0, device 4, function 1:
IDE interface: VIA Technologies, Inc. VT82C586B PIPC Bus Master IDE
(rev 6).
Master Capable. Latency=32.
I/O at 0xb800 [0xb80f].
Bus 0, device 4, function 2:
USB Controller: VIA Technologies, Inc. USB (rev 22).
IRQ 9.
Master Capable. Latency=32.
I/O at 0xb400 [0xb41f].
Bus 0, device 4, function 3:
USB Controller: VIA Technologies, Inc. USB (#2) (rev 22).
IRQ 9.
Master Capable. Latency=32.
I/O at 0xb000 [0xb01f].
Bus 0, device 4, function 4:
Bridge: VIA Technologies, Inc. VT82C686 [Apollo Super ACPI] (rev 64).
IRQ 9.
Bus 0, device 4, function 5:
Multimedia audio controller: VIA Technologies, Inc. VT82C686 AC97
Audio Controller (rev 80).
IRQ 9.
I/O at 0xa800 [0xa8ff].
I/O at 0xa400 [0xa403].
I/O at 0xa000 [0xa003].
Bus 0, device 10, function 0:
SCSI storage controller: LSI Logic / Symbios Logic (formerly NCR)
53c895 (rev 1).
IRQ 9.
Master Capable. Latency=134. Min Gnt=30.Max Lat=64.
I/O at 0x9400 [0x94ff].
Non-prefetchable 32 bit memory at 0xe3800000 [0xe38000ff].
Non-prefetchable 32 bit memory at 0xe3000000 [0xe3000fff].
Bus 0, device 11, function 0:
Ethernet controller: Intel Corp. 82557/8/9 [Ethernet Pro 100] (rev 12).
IRQ 10.
Master Capable. Latency=32. Min Gnt=8.Max Lat=56.
Non-prefetchable 32 bit memory at 0xe2800000 [0xe2800fff].
I/O at 0x9000 [0x903f].
Non-prefetchable 32 bit memory at 0xe2000000 [0xe201ffff].
Bus 0, device 17, function 0:
Unknown mass storage controller: Promise Technology, Inc. 20265 (rev 2).
IRQ 10.
Master Capable. Latency=32.
I/O at 0x8800 [0x8807].
I/O at 0x8400 [0x8403].
I/O at 0x8000 [0x8007].
I/O at 0x7800 [0x7803].
I/O at 0x7400 [0x743f].
Non-prefetchable 32 bit memory at 0xe1800000 [0xe181ffff].
Bus 1, device 0, function 0:
VGA compatible controller: ATI Technologies Inc 3D Rage Pro AGP
1X/2X (rev 92).
IRQ 11.
Master Capable. Latency=64. Min Gnt=8.
Prefetchable 32 bit memory at 0xe5000000 [0xe5ffffff].
I/O at 0xd800 [0xd8ff].
Non-prefetchable 32 bit memory at 0xe4000000 [0xe4000fff].
Kind regards,
Christopher