[1.] One line summary of the problem:
crash - apparently on IP traffic. Maybe related to iptables?
[2.] Full description of the problem/report:
nothing special happened. The box was running for one day. I have no clue
what caused this crash. The box acts as stateful packet filter. When
runnung nmap -sS against a host behind this box, the box crashed again.
[3.] Keywords (i.e., modules, networking, kernel):
network
[4.] Kernel version (from /proc/version):
Linux version 2.4.5 (root@warp) (gcc version 2.95.2 20000220 (Debian GNU/Linux)) #1
Mon Jun 18 23:28:41 CEST 2001
[5.] Output of Oops.. message (if applicable) with symbolic information
resolved (see Documentation/oops-tracing.txt)
Warning (compare_maps): ksyms_base symbol __VERSIONED_SYMBOL(shmem_file_setup) not
found in System.map. Ignoringksymoops 2.3.4 on i586 2.4.5. Options used
-V (default)
-k /proc/ksyms (default)
-l /proc/modules (default)
-o /lib/modules/2.4.5/ (default)
-m /boot/System.map-2.4.5-obs.6.1 (specified)
Reading Oops report from the terminal
Unable to handle kernel paging request at virtual address 0902a819
c012610a
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c012610a>]
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010246
eax: 0902a801 ebx: 00000000 ecx: 0902a801 edx: 00000000
esi: c13e26e0 edi: c1268ec0 ebp: 00000060 esp: c0203ddc
ds: 0018 es: 0018 ss: 0018
Process swapper (pid: 0, stackpage=c0203000)
Stack: c01825ad 00000800 c13e26e0 c0182ba3 c13e26e0 c13e26e0 c1431000 c13d30a0
c1431000 ffffffee c0185add c13e26e0 00000002 c13e26e0 00000000 c0188c58
c13e26e0 c13e26e0 00000000 00000004 c0195fbc c0196035 c13e26e0 00000001
Call Trace: [<c01825ad>] [<c0182ba3>] [<c0185add>] [<c0188c58>] [<c0195fbc>] [<
[<c01936b0>] [<c0195fa2>] [<c0195fbc>] [<c01936fa>] [<c018ac72>] [<c0193
[<c01928a8>] [<c018ac72>] [<c01926f6>] [<c01928a8>] [<c018603d>] [<c0113
[<c0106b80>] [<c0105120>] [<c0105143>] [<c01051a7>] [<c0105000>] [<c0100
Code: 8b 41 18 85 c0 7c 11 ff 49 14 0f 94 c0 84 c0 74 07 89 c8 e8
>>EIP; c012610a <__free_pages+2/1c> <=====
Trace; c01825ad <skb_release_data+41/74>
Trace; c0182ba3 <skb_linearize+cf/130>
Trace; c0185add <dev_queue_xmit+6d/1f4>
Trace; c0188c58 <neigh_connected_output+84/b4>
Trace; c0195fbc <ip_finish_output2+0/b4>
Trace; c01936b0 <ip_forward_finish+0/50>
Trace; c0195fa2 <ip_finish_output+e2/e8>
Trace; c0195fbc <ip_finish_output2+0/b4>
Trace; c01936fa <ip_forward_finish+4a/50>
Trace; c018ac72 <nf_hook_slow+ee/134>
Trace; c01928a8 <ip_rcv_finish+0/1f8>
Trace; c018ac72 <nf_hook_slow+ee/134>
Trace; c01926f6 <ip_rcv+376/3b0>
Trace; c01928a8 <ip_rcv_finish+0/1f8>
Trace; c018603d <net_rx_action+135/210>
Trace; c0106b80 <ret_from_intr+0/20>
Trace; c0105120 <default_idle+0/28>
Trace; c0105143 <default_idle+23/28>
Trace; c01051a7 <cpu_idle+3f/54>
Trace; c0105000 <prepare_namespace+0/8>
Code; c012610a <__free_pages+2/1c>
00000000 <_EIP>:
Code; c012610a <__free_pages+2/1c> <=====
0: 8b 41 18 mov 0x18(%ecx),%eax <=====
Code; c012610d <__free_pages+5/1c>
3: 85 c0 test %eax,%eax
Code; c012610f <__free_pages+7/1c>
5: 7c 11 jl 18 <_EIP+0x18> c0126122 <__free_pages+1a/1c>
Code; c0126111 <__free_pages+9/1c>
7: ff 49 14 decl 0x14(%ecx)
Code; c0126114 <__free_pages+c/1c>
a: 0f 94 c0 sete %al
Code; c0126117 <__free_pages+f/1c>
d: 84 c0 test %al,%al
Code; c0126119 <__free_pages+11/1c>
f: 74 07 je 18 <_EIP+0x18> c0126122 <__free_pages+1a/1c>
Code; c012611b <__free_pages+13/1c>
11: 89 c8 mov %ecx,%eax
Code; c012611d <__free_pages+15/1c>
13: e8 00 00 00 00 call 18 <_EIP+0x18> c0126122 <__free_pages+1a/1c>
Kernel panic: Aiee, killing interrupt handler!
[6.] A small shell script or example program which triggers the
problem (if possible)
none
[7.] Environment
[7.1.] Software (add the output of the ver_linux script here)
Gnu C 2.95.2
Gnu make 3.79.1
binutils 2.9.5.0.37
mount 2.10f
modutils 2.3.17
e2fsprogs 1.18
reiserfsck: not found
cardmgr: not found
PPP 2.3.11
isdn4k-utils 3.1pre1
Linux C Library 2.1.3
ldd: version 1.9.11
Procps 2.0.6
Net-tools 1.54
Console-tools 0.2.3
Sh-utils 2.0
[7.2.] Processor information (from /proc/cpuinfo):
processor : 0
vendor_id : GenuineIntel
cpu family : 5
model : 1
model name : Pentium 60/66
stepping : 5
cpu MHz : 60.000
fdiv_bug : yes
hlt_bug : no
f00f_bug : yes
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 1
wp : yes
flags : fpu vme de pse tsc msr mce cx8
bogomips : 119.60
[7.3.] Module information (from /proc/modules):
tulip 36992 1
nfs 73664 1 (autoclean)
lockd 49168 0 (autoclean) [nfs]
sunrpc 61376 1 (autoclean) [nfs lockd]
ipt_tos 800 0 (unused)
ipt_mark 816 0 (unused)
iptable_mangle 2016 0 (unused)
ipt_REDIRECT 1056 0 (unused)
ipt_MASQUERADE 1424 1
ip_nat_irc 3056 0 (unused)
ip_nat_ftp 3200 0 (unused)
iptable_nat 14704 2 [ipt_REDIRECT ipt_MASQUERADE ip_nat_irc ip_nat_ftp]
ip_conntrack_irc 3200 0 (unused)
ip_conntrack_ftp 3536 0 (unused)
ipt_state 896 6
ip_conntrack 13792 4 [ipt_REDIRECT ipt_MASQUERADE ip_nat_irc ip_nat_ftp
iptable_nat ip_conntrack_irc
ip_conntrack_ftp ipt_state]
ipt_limit 1168 5
ipt_multiport 1008 0 (unused)
ipt_TOS 1216 0 (unused)
ipt_REJECT 3264 0 (unused)
ipt_LOG 3504 4
iptable_filter 2080 0 (unused)
ip_tables 10528 15 [ipt_tos ipt_mark iptable_mangle ipt_REDIRECT
ipt_MASQUERADE iptable_nat ipt_sta
te ipt_limit ipt_multiport ipt_TOS ipt_REJECT ipt_LOG iptable_filter]
ip_gre 7008 1
isdn_bsdcomp 6384 0 (unused)
hisax 131632 12
isdn 117168 13 [isdn_bsdcomp hisax]
slhc 4832 6 [isdn]
dummy 1280 1
[7.4.] Loaded driver and hardware information (/proc/ioports, /proc/iomem)
# cat /proc/ioports
0000-001f : dma1
0020-003f : pic1
0040-005f : timer
0060-006f : keyboard
0070-007f : rtc
0080-008f : dma page reg
00a0-00bf : pic2
00c0-00df : dma2
00f0-00ff : fpu
01f0-01f7 : ide0
0268-026f : sportster
02f8-02ff : serial(set)
03c0-03df : vga+
03f6-03f6 : ide0
03f8-03ff : serial(set)
0668-066f : sportster
0a68-0a6f : sportster
0cf8-0cfb : PCI conf2
0e68-0e6f : sportster
1268-126f : sportster
1668-166f : sportster
1a68-1a6f : sportster
1e68-1e6f : sportster
2268-226f : sportster
2668-266f : sportster
2a68-2a6f : sportster
2e68-2e6f : sportster
3268-326f : sportster
3668-366f : sportster
3a68-3a6f : sportster
3e68-3e6f : sportster
4268-426f : sportster
4668-466f : sportster
4a68-4a6f : sportster
4e68-4e6f : sportster
5268-526f : sportster
5668-566f : sportster
5a68-5a6f : sportster
5e68-5e6f : sportster
6268-626f : sportster
6668-666f : sportster
6a68-6a6f : sportster
6e68-6e6f : sportster
7268-726f : sportster
7668-766f : sportster
7a68-7a6f : sportster
7e68-7e6f : sportster
8268-826f : sportster
8668-866f : sportster
8a68-8a6f : sportster
8e68-8e6f : sportster
9268-926f : sportster
9668-966f : sportster
9a68-9a6f : sportster
9e68-9e6f : sportster
a268-a26f : sportster
a668-a66f : sportster
aa68-aa6f : sportster
ae68-ae6f : sportster
b268-b26f : sportster
b668-b66f : sportster
ba68-ba6f : sportster
be68-be6f : sportster
c268-c26f : sportster
c668-c66f : sportster
ca68-ca6f : sportster
ce68-ce6f : sportster
d268-d26f : sportster
d668-d66f : sportster
da68-da6f : sportster
de68-de6f : sportster
e268-e26f : sportster
e668-e66f : sportster
ea68-ea6f : sportster
ee68-ee6f : sportster
f268-f26f : sportster
f668-f66f : sportster
fa68-fa6f : sportster
fc80-fcff : Digital Equipment Corporation DECchip 21142/43
fc80-fcff : tulip
fe68-fe6f : sportster
# cat /proc/iomem
00000000-0009efff : System RAM
000a0000-000bffff : Video RAM area
000c0000-000c7fff : Video ROM
000f0000-000fffff : System ROM
00100000-017fffff : System RAM
00100000-001c0681 : Kernel code
001c0682-00201137 : Kernel data
ffbffc00-ffbfffff : Digital Equipment Corporation DECchip 21142/43
ffbffc00-ffbfffff : tulip
[7.5.] PCI information ('lspci -vvv' as root)
00:00.0 Host bridge: Intel Corporation 82434LX [Mercury/Neptune] (rev 03)
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr+ Stepping-
SERR+ FastB2B-
Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=slow >TAbort- <TAbort-
<MAbort+ >SERR- <PERR-
Latency: 64 set
00:02.0 Non-VGA unclassified device: Intel Corporation 82378IB [SIO ISA Bridge]
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B-
Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort-
<MAbort- >SERR- <PERR-
Latency: 0 set
00:06.0 Ethernet controller: Digital Equipment Corporation DECchip 21142/43 (rev 41)
Subsystem: Compu-Shack: Unknown device 4235
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr- Stepping-
SERR+ FastB2B-
Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort-
<MAbort- >SERR- <PERR+
Latency: 20 min, 40 max, 64 set, cache line size 20
Interrupt: pin A routed to IRQ 9
Region 0: I/O ports at fc80 [size=128]
Region 1: Memory at ffbffc00 (32-bit, non-prefetchable) [size=1K]
Expansion ROM at fe000000 [disabled] [size=256K]
Capabilities: [dc] Power Management version 1
Flags: PMEClk- AuxPwr- DSI- D1+ D2+ PME-
Status: D0 PME-Enable- DSel=0 DScale=0 PME-
[7.6.] SCSI information (from /proc/scsi/scsi)
no SCSI
[7.7.] Other information that might be relevant to the problem
(please look in /proc and include all information that you think to be
relevant):
# free
total used free shared buffers cached
Mem: 22524 21824 700 0 420 9296
-/+ buffers/cache: 12108 10416
Swap: 49036 40 48996
[X.] Other notes, patches, fixes, workarounds:
iptables-2001-06-02 (fixes, nat_irc, match_ipsec)
tulip-1.1.8 + MTU fix
Rainer
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