* BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0
@ 2007-10-17 6:40 Krzysztof Oledzki
2007-10-17 6:57 ` Eric Dumazet
0 siblings, 1 reply; 9+ messages in thread
From: Krzysztof Oledzki @ 2007-10-17 6:40 UTC (permalink / raw)
To: netdev
[-- Attachment #1: Type: TEXT/PLAIN, Size: 1836 bytes --]
Hello,
Today I found in my logs:
BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0
printing eip:
78395f65
*pde = 00000000
Oops: 0000 [#1]
PREEMPT SMP
CPU: 0
EIP: 0060:[<78395f65>] Not tainted VLI
EFLAGS: 00210286 (2.6.22.9 #1)
EIP is at __ip_route_output_key+0x412/0x722
eax: 80000000 ebx: 00000000 ecx: 5dd2b1c3 edx: 00000000
esi: 00000000 edi: d44c7e30 ebp: ec8c4980 esp: d44c7ddc
ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068
Process smtpd (pid: 12479, ti=d44c6000 task=9e759510 task.ti=d44c6000)
Stack: d44c7e7c d44c7e7c d44c7eb8 00000000 d44c7e7c 00000000 00000000 00000005
00000000 ffffffff 5dd2b1c3 00000000 00000000 00000000 00000000 00000000
00000000 00000000 00000000 00000000 00000000 00030000 00000000 d44c7e7c
Call Trace:
[<78396280>] ip_route_output_flow+0xb/0x3e
[<783b2b29>] ip4_datagram_connect+0x1c9/0x308
[<783ba70a>] inet_dgram_connect+0x45/0x4e
[<7837135e>] sys_connect+0x72/0x9c
[<78371607>] sock_map_fd+0x41/0x4a
[<7840d1b1>] _spin_lock+0x33/0x3e
[<7840d623>] _spin_unlock+0x25/0x3b
[<78371607>] sock_map_fd+0x41/0x4a
[<78372792>] sys_socketcall+0x8f/0x242
[<7813e99c>] trace_hardirqs_on+0x122/0x14c
[<78103dc6>] sysenter_past_esp+0x8f/0x99
[<78103d96>] sysenter_past_esp+0x5f/0x99
=======================
Code: fa e0 00 00 00 75 07 c6 44 24 56 05 eb 14 81 fa f0 00 00 00 0f 84 e1 02 00 00 84 c0 0f 84 d9 02 00 00 8b 44 24 0c 0d 00 00 00 80 <f6> 86 b0 00 00 00 08 0f 44 44 24 0c 89 44 24 0c b8 01 00 00 00
EIP: [<78395f65>] __ip_route_output_key+0x412/0x722 SS:ESP 0068:d44c7ddc
Shortly before it there was:
Oct 17 07:17:55 cougar postfix/master[3400]: warning: process /usr/lib/postfix/smtpd pid 12479 killed by signal 11
Best regards,
Krzysztof Olędzki
^ permalink raw reply [flat|nested] 9+ messages in thread* Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0 2007-10-17 6:40 BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0 Krzysztof Oledzki @ 2007-10-17 6:57 ` Eric Dumazet 2007-10-17 8:21 ` Krzysztof Oledzki 0 siblings, 1 reply; 9+ messages in thread From: Eric Dumazet @ 2007-10-17 6:57 UTC (permalink / raw) To: Krzysztof Oledzki; +Cc: netdev Krzysztof Oledzki a écrit : > Hello, > > Today I found in my logs: > > BUG: unable to handle kernel NULL pointer dereference at virtual address > 000000b0 > printing eip: > 78395f65 > *pde = 00000000 > Oops: 0000 [#1] > PREEMPT SMP > CPU: 0 > EIP: 0060:[<78395f65>] Not tainted VLI > EFLAGS: 00210286 (2.6.22.9 #1) > EIP is at __ip_route_output_key+0x412/0x722 > eax: 80000000 ebx: 00000000 ecx: 5dd2b1c3 edx: 00000000 > esi: 00000000 edi: d44c7e30 ebp: ec8c4980 esp: d44c7ddc > ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 > Process smtpd (pid: 12479, ti=d44c6000 task=9e759510 task.ti=d44c6000) > Stack: d44c7e7c d44c7e7c d44c7eb8 00000000 d44c7e7c 00000000 00000000 > 00000005 > 00000000 ffffffff 5dd2b1c3 00000000 00000000 00000000 00000000 > 00000000 > 00000000 00000000 00000000 00000000 00000000 00030000 00000000 > d44c7e7c > Call Trace: > [<78396280>] ip_route_output_flow+0xb/0x3e > [<783b2b29>] ip4_datagram_connect+0x1c9/0x308 > [<783ba70a>] inet_dgram_connect+0x45/0x4e > [<7837135e>] sys_connect+0x72/0x9c > [<78371607>] sock_map_fd+0x41/0x4a > [<7840d1b1>] _spin_lock+0x33/0x3e > [<7840d623>] _spin_unlock+0x25/0x3b > [<78371607>] sock_map_fd+0x41/0x4a > [<78372792>] sys_socketcall+0x8f/0x242 > [<7813e99c>] trace_hardirqs_on+0x122/0x14c > [<78103dc6>] sysenter_past_esp+0x8f/0x99 > [<78103d96>] sysenter_past_esp+0x5f/0x99 > ======================= > Code: fa e0 00 00 00 75 07 c6 44 24 56 05 eb 14 81 fa f0 00 00 00 0f 84 > e1 02 00 00 84 c0 0f 84 d9 02 00 00 8b 44 24 0c 0d 00 00 00 80 <f6> 86 > b0 00 00 00 08 0f 44 44 24 0c 89 44 24 0c b8 01 00 00 00 > EIP: [<78395f65>] __ip_route_output_key+0x412/0x722 SS:ESP 0068:d44c7ddc > > Shortly before it there was: > Oct 17 07:17:55 cougar postfix/master[3400]: warning: process > /usr/lib/postfix/smtpd pid 12479 killed by signal 11 > > Best regards, > > > Krzysztof Olędzki Hello Krzysztof Could you give us some details about this ? kernel version at least. (you could for example take a look at REPORTING-BUGS, or run scripts/ver_linux) Thanks ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0 2007-10-17 6:57 ` Eric Dumazet @ 2007-10-17 8:21 ` Krzysztof Oledzki 2007-10-17 10:38 ` Eric Dumazet 0 siblings, 1 reply; 9+ messages in thread From: Krzysztof Oledzki @ 2007-10-17 8:21 UTC (permalink / raw) To: Eric Dumazet; +Cc: netdev [-- Attachment #1: Type: TEXT/PLAIN, Size: 2969 bytes --] On Wed, 17 Oct 2007, Eric Dumazet wrote: > Krzysztof Oledzki a écrit : >> Hello, >> >> Today I found in my logs: >> >> BUG: unable to handle kernel NULL pointer dereference at virtual address >> 000000b0 >> printing eip: >> 78395f65 >> *pde = 00000000 >> Oops: 0000 [#1] >> PREEMPT SMP >> CPU: 0 >> EIP: 0060:[<78395f65>] Not tainted VLI >> EFLAGS: 00210286 (2.6.22.9 #1) >> EIP is at __ip_route_output_key+0x412/0x722 >> eax: 80000000 ebx: 00000000 ecx: 5dd2b1c3 edx: 00000000 >> esi: 00000000 edi: d44c7e30 ebp: ec8c4980 esp: d44c7ddc >> ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 >> Process smtpd (pid: 12479, ti=d44c6000 task=9e759510 task.ti=d44c6000) >> Stack: d44c7e7c d44c7e7c d44c7eb8 00000000 d44c7e7c 00000000 00000000 >> 00000005 >> 00000000 ffffffff 5dd2b1c3 00000000 00000000 00000000 00000000 >> 00000000 >> 00000000 00000000 00000000 00000000 00000000 00030000 00000000 >> d44c7e7c >> Call Trace: >> [<78396280>] ip_route_output_flow+0xb/0x3e >> [<783b2b29>] ip4_datagram_connect+0x1c9/0x308 >> [<783ba70a>] inet_dgram_connect+0x45/0x4e >> [<7837135e>] sys_connect+0x72/0x9c >> [<78371607>] sock_map_fd+0x41/0x4a >> [<7840d1b1>] _spin_lock+0x33/0x3e >> [<7840d623>] _spin_unlock+0x25/0x3b >> [<78371607>] sock_map_fd+0x41/0x4a >> [<78372792>] sys_socketcall+0x8f/0x242 >> [<7813e99c>] trace_hardirqs_on+0x122/0x14c >> [<78103dc6>] sysenter_past_esp+0x8f/0x99 >> [<78103d96>] sysenter_past_esp+0x5f/0x99 >> ======================= >> Code: fa e0 00 00 00 75 07 c6 44 24 56 05 eb 14 81 fa f0 00 00 00 0f 84 e1 >> 02 00 00 84 c0 0f 84 d9 02 00 00 8b 44 24 0c 0d 00 00 00 80 <f6> 86 b0 00 >> 00 00 08 0f 44 44 24 0c 89 44 24 0c b8 01 00 00 00 >> EIP: [<78395f65>] __ip_route_output_key+0x412/0x722 SS:ESP 0068:d44c7ddc >> >> Shortly before it there was: >> Oct 17 07:17:55 cougar postfix/master[3400]: warning: process >> /usr/lib/postfix/smtpd pid 12479 killed by signal 11 >> >> Best regards, >> >> >> Krzysztof Olędzki > > Hello Krzysztof > > Could you give us some details about this ? kernel version at least. Yes, I was little to hurry sending this bug report. Anyway, it is 2.6.22.9 like mentioned in the oops: EFLAGS: 00210286 (2.6.22.9 #1) > (you could for example take a look at REPORTING-BUGS, or run > scripts/ver_linux) Linux cougar 2.6.22.9 #1 SMP PREEMPT Wed Oct 3 10:24:19 CEST 2007 i686 Intel(R) Pentium(R) D CPU 3.20GHz GenuineIntel GNU/Linux Gnu C 4.1.2 Gnu make 3.81 binutils 2.17 util-linux 2.12r mount 2.12r module-init-tools 3.2.2 e2fsprogs 1.40.2 Linux C Library > libc.2.5 Dynamic linker (ldd) 2.5 Procps 3.2.7 Net-tools 1.60 Kbd 1.12 Sh-utils 6.9 Best regards, Krzysztof OLędzki ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0 2007-10-17 8:21 ` Krzysztof Oledzki @ 2007-10-17 10:38 ` Eric Dumazet 2007-10-17 10:53 ` Krzysztof Oledzki 0 siblings, 1 reply; 9+ messages in thread From: Eric Dumazet @ 2007-10-17 10:38 UTC (permalink / raw) To: Krzysztof Oledzki; +Cc: netdev Krzysztof Oledzki a écrit : > > > On Wed, 17 Oct 2007, Eric Dumazet wrote: > >> Krzysztof Oledzki a écrit : >>> Hello, >>> >>> Today I found in my logs: >>> >>> BUG: unable to handle kernel NULL pointer dereference at virtual >>> address 000000b0 >>> printing eip: >>> 78395f65 >>> *pde = 00000000 >>> Oops: 0000 [#1] >>> PREEMPT SMP >>> CPU: 0 >>> EIP: 0060:[<78395f65>] Not tainted VLI >>> EFLAGS: 00210286 (2.6.22.9 #1) >>> EIP is at __ip_route_output_key+0x412/0x722 >>> eax: 80000000 ebx: 00000000 ecx: 5dd2b1c3 edx: 00000000 >>> esi: 00000000 edi: d44c7e30 ebp: ec8c4980 esp: d44c7ddc >>> ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 >>> Process smtpd (pid: 12479, ti=d44c6000 task=9e759510 task.ti=d44c6000) >>> Stack: d44c7e7c d44c7e7c d44c7eb8 00000000 d44c7e7c 00000000 00000000 >>> 00000005 >>> 00000000 ffffffff 5dd2b1c3 00000000 00000000 00000000 00000000 >>> 00000000 >>> 00000000 00000000 00000000 00000000 00000000 00030000 00000000 >>> d44c7e7c >>> Call Trace: >>> [<78396280>] ip_route_output_flow+0xb/0x3e >>> [<783b2b29>] ip4_datagram_connect+0x1c9/0x308 >>> [<783ba70a>] inet_dgram_connect+0x45/0x4e >>> [<7837135e>] sys_connect+0x72/0x9c >>> [<78371607>] sock_map_fd+0x41/0x4a >>> [<7840d1b1>] _spin_lock+0x33/0x3e >>> [<7840d623>] _spin_unlock+0x25/0x3b >>> [<78371607>] sock_map_fd+0x41/0x4a >>> [<78372792>] sys_socketcall+0x8f/0x242 >>> [<7813e99c>] trace_hardirqs_on+0x122/0x14c >>> [<78103dc6>] sysenter_past_esp+0x8f/0x99 >>> [<78103d96>] sysenter_past_esp+0x5f/0x99 >>> ======================= >>> Code: fa e0 00 00 00 75 07 c6 44 24 56 05 eb 14 81 fa f0 00 00 00 0f >>> 84 e1 02 00 00 84 c0 0f 84 d9 02 00 00 8b 44 24 0c 0d 00 00 00 80 >>> <f6> 86 b0 00 00 00 08 0f 44 44 24 0c 89 44 24 0c b8 01 00 00 00 >>> EIP: [<78395f65>] __ip_route_output_key+0x412/0x722 SS:ESP 0068:d44c7ddc >>> >>> Shortly before it there was: >>> Oct 17 07:17:55 cougar postfix/master[3400]: warning: process >>> /usr/lib/postfix/smtpd pid 12479 killed by signal 11 >>> >>> Best regards, >>> >>> >>> Krzysztof Olędzki >> >> Hello Krzysztof >> >> Could you give us some details about this ? kernel version at least. > > Yes, I was little to hurry sending this bug report. Anyway, it is > 2.6.22.9 like mentioned in the oops: EFLAGS: 00210286 (2.6.22.9 #1) > >> (you could for example take a look at REPORTING-BUGS, or run >> scripts/ver_linux) > > Linux cougar 2.6.22.9 #1 SMP PREEMPT Wed Oct 3 10:24:19 CEST 2007 i686 > Intel(R) Pentium(R) D CPU 3.20GHz GenuineIntel GNU/Linux > > Gnu C 4.1.2 > Gnu make 3.81 > binutils 2.17 > util-linux 2.12r > mount 2.12r > module-init-tools 3.2.2 > e2fsprogs 1.40.2 > Linux C Library > libc.2.5 > Dynamic linker (ldd) 2.5 > Procps 3.2.7 > Net-tools 1.60 > Kbd 1.12 > Sh-utils 6.9 > Yes indeed, version was on your initial report. It seems this kernel is unusual (VMSPLIT_2G_OPT instead of stdandard VMSPLIT_3G), any chance you provide full .config ? ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0 2007-10-17 10:38 ` Eric Dumazet @ 2007-10-17 10:53 ` Krzysztof Oledzki 2007-10-17 13:54 ` Eric Dumazet 0 siblings, 1 reply; 9+ messages in thread From: Krzysztof Oledzki @ 2007-10-17 10:53 UTC (permalink / raw) To: Eric Dumazet; +Cc: netdev [-- Attachment #1: Type: TEXT/PLAIN, Size: 3483 bytes --] On Wed, 17 Oct 2007, Eric Dumazet wrote: > Krzysztof Oledzki a écrit : >> >> >> On Wed, 17 Oct 2007, Eric Dumazet wrote: >> >>> Krzysztof Oledzki a écrit : >>>> Hello, >>>> >>>> Today I found in my logs: >>>> >>>> BUG: unable to handle kernel NULL pointer dereference at virtual address >>>> 000000b0 >>>> printing eip: >>>> 78395f65 >>>> *pde = 00000000 >>>> Oops: 0000 [#1] >>>> PREEMPT SMP >>>> CPU: 0 >>>> EIP: 0060:[<78395f65>] Not tainted VLI >>>> EFLAGS: 00210286 (2.6.22.9 #1) >>>> EIP is at __ip_route_output_key+0x412/0x722 >>>> eax: 80000000 ebx: 00000000 ecx: 5dd2b1c3 edx: 00000000 >>>> esi: 00000000 edi: d44c7e30 ebp: ec8c4980 esp: d44c7ddc >>>> ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 >>>> Process smtpd (pid: 12479, ti=d44c6000 task=9e759510 task.ti=d44c6000) >>>> Stack: d44c7e7c d44c7e7c d44c7eb8 00000000 d44c7e7c 00000000 00000000 >>>> 00000005 >>>> 00000000 ffffffff 5dd2b1c3 00000000 00000000 00000000 00000000 >>>> 00000000 >>>> 00000000 00000000 00000000 00000000 00000000 00030000 00000000 >>>> d44c7e7c >>>> Call Trace: >>>> [<78396280>] ip_route_output_flow+0xb/0x3e >>>> [<783b2b29>] ip4_datagram_connect+0x1c9/0x308 >>>> [<783ba70a>] inet_dgram_connect+0x45/0x4e >>>> [<7837135e>] sys_connect+0x72/0x9c >>>> [<78371607>] sock_map_fd+0x41/0x4a >>>> [<7840d1b1>] _spin_lock+0x33/0x3e >>>> [<7840d623>] _spin_unlock+0x25/0x3b >>>> [<78371607>] sock_map_fd+0x41/0x4a >>>> [<78372792>] sys_socketcall+0x8f/0x242 >>>> [<7813e99c>] trace_hardirqs_on+0x122/0x14c >>>> [<78103dc6>] sysenter_past_esp+0x8f/0x99 >>>> [<78103d96>] sysenter_past_esp+0x5f/0x99 >>>> ======================= >>>> Code: fa e0 00 00 00 75 07 c6 44 24 56 05 eb 14 81 fa f0 00 00 00 0f 84 >>>> e1 02 00 00 84 c0 0f 84 d9 02 00 00 8b 44 24 0c 0d 00 00 00 80 <f6> 86 b0 >>>> 00 00 00 08 0f 44 44 24 0c 89 44 24 0c b8 01 00 00 00 >>>> EIP: [<78395f65>] __ip_route_output_key+0x412/0x722 SS:ESP 0068:d44c7ddc >>>> >>>> Shortly before it there was: >>>> Oct 17 07:17:55 cougar postfix/master[3400]: warning: process >>>> /usr/lib/postfix/smtpd pid 12479 killed by signal 11 >>>> >>>> Best regards, >>>> >>>> >>>> Krzysztof Olędzki >>> >>> Hello Krzysztof >>> >>> Could you give us some details about this ? kernel version at least. >> >> Yes, I was little to hurry sending this bug report. Anyway, it is 2.6.22.9 >> like mentioned in the oops: EFLAGS: 00210286 (2.6.22.9 #1) >> >>> (you could for example take a look at REPORTING-BUGS, or run >>> scripts/ver_linux) >> >> Linux cougar 2.6.22.9 #1 SMP PREEMPT Wed Oct 3 10:24:19 CEST 2007 i686 >> Intel(R) Pentium(R) D CPU 3.20GHz GenuineIntel GNU/Linux >> >> Gnu C 4.1.2 >> Gnu make 3.81 >> binutils 2.17 >> util-linux 2.12r >> mount 2.12r >> module-init-tools 3.2.2 >> e2fsprogs 1.40.2 >> Linux C Library > libc.2.5 >> Dynamic linker (ldd) 2.5 >> Procps 3.2.7 >> Net-tools 1.60 >> Kbd 1.12 >> Sh-utils 6.9 >> > > Yes indeed, version was on your initial report. > > It seems this kernel is unusual (VMSPLIT_2G_OPT instead of stdandard > VMSPLIT_3G), any chance you provide full .config ? Attached, both .config and dmesg. Thank you. Best regards, Krzysztof Olędzki [-- Attachment #2: Type: APPLICATION/octet-stream, Size: 7500 bytes --] [-- Attachment #3: Type: APPLICATION/octet-stream, Size: 8674 bytes --] ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0 2007-10-17 10:53 ` Krzysztof Oledzki @ 2007-10-17 13:54 ` Eric Dumazet 2007-10-18 11:22 ` Krzysztof Oledzki 0 siblings, 1 reply; 9+ messages in thread From: Eric Dumazet @ 2007-10-17 13:54 UTC (permalink / raw) To: Krzysztof Oledzki; +Cc: netdev Krzysztof Oledzki a écrit : > > > On Wed, 17 Oct 2007, Eric Dumazet wrote: > >> Krzysztof Oledzki a écrit : >>> >>> >>> On Wed, 17 Oct 2007, Eric Dumazet wrote: >>> >>>> Krzysztof Oledzki a écrit : >>>>> Hello, >>>>> >>>>> Today I found in my logs: >>>>> >>>>> BUG: unable to handle kernel NULL pointer dereference at virtual >>>>> address 000000b0 >>>>> printing eip: >>>>> 78395f65 >>>>> *pde = 00000000 >>>>> Oops: 0000 [#1] >>>>> PREEMPT SMP >>>>> CPU: 0 >>>>> EIP: 0060:[<78395f65>] Not tainted VLI >>>>> EFLAGS: 00210286 (2.6.22.9 #1) >>>>> EIP is at __ip_route_output_key+0x412/0x722 >>>>> eax: 80000000 ebx: 00000000 ecx: 5dd2b1c3 edx: 00000000 >>>>> esi: 00000000 edi: d44c7e30 ebp: ec8c4980 esp: d44c7ddc >>>>> ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 >>>>> Process smtpd (pid: 12479, ti=d44c6000 task=9e759510 task.ti=d44c6000) >>>>> Stack: d44c7e7c d44c7e7c d44c7eb8 00000000 d44c7e7c 00000000 >>>>> 00000000 00000005 >>>>> 00000000 ffffffff 5dd2b1c3 00000000 00000000 00000000 >>>>> 00000000 00000000 >>>>> 00000000 00000000 00000000 00000000 00000000 00030000 >>>>> 00000000 d44c7e7c >>>>> Call Trace: >>>>> [<78396280>] ip_route_output_flow+0xb/0x3e >>>>> [<783b2b29>] ip4_datagram_connect+0x1c9/0x308 >>>>> [<783ba70a>] inet_dgram_connect+0x45/0x4e >>>>> [<7837135e>] sys_connect+0x72/0x9c >>>>> [<78371607>] sock_map_fd+0x41/0x4a >>>>> [<7840d1b1>] _spin_lock+0x33/0x3e >>>>> [<7840d623>] _spin_unlock+0x25/0x3b >>>>> [<78371607>] sock_map_fd+0x41/0x4a >>>>> [<78372792>] sys_socketcall+0x8f/0x242 >>>>> [<7813e99c>] trace_hardirqs_on+0x122/0x14c >>>>> [<78103dc6>] sysenter_past_esp+0x8f/0x99 >>>>> [<78103d96>] sysenter_past_esp+0x5f/0x99 >>>>> ======================= >>>>> Code: fa e0 00 00 00 75 07 c6 44 24 56 05 eb 14 81 fa f0 00 00 00 >>>>> 0f 84 e1 02 00 00 84 c0 0f 84 d9 02 00 00 8b 44 24 0c 0d 00 00 00 >>>>> 80 <f6> 86 b0 00 00 00 08 0f 44 44 24 0c 89 44 24 0c b8 01 00 00 00 >>>>> EIP: [<78395f65>] __ip_route_output_key+0x412/0x722 SS:ESP >>>>> 0068:d44c7ddc >>>>> >>>>> Shortly before it there was: >>>>> Oct 17 07:17:55 cougar postfix/master[3400]: warning: process >>>>> /usr/lib/postfix/smtpd pid 12479 killed by signal 11 >>>>> >>>>> Best regards, >>>>> >>>>> >>>>> Krzysztof Olędzki >>>> >>>> Hello Krzysztof >>>> >>>> Could you give us some details about this ? kernel version at least. >>> >>> Yes, I was little to hurry sending this bug report. Anyway, it is >>> 2.6.22.9 like mentioned in the oops: EFLAGS: 00210286 (2.6.22.9 #1) >>> >>>> (you could for example take a look at REPORTING-BUGS, or run >>>> scripts/ver_linux) >>> >>> Linux cougar 2.6.22.9 #1 SMP PREEMPT Wed Oct 3 10:24:19 CEST 2007 >>> i686 Intel(R) Pentium(R) D CPU 3.20GHz GenuineIntel GNU/Linux >>> >>> Gnu C 4.1.2 >>> Gnu make 3.81 >>> binutils 2.17 >>> util-linux 2.12r >>> mount 2.12r >>> module-init-tools 3.2.2 >>> e2fsprogs 1.40.2 >>> Linux C Library > libc.2.5 >>> Dynamic linker (ldd) 2.5 >>> Procps 3.2.7 >>> Net-tools 1.60 >>> Kbd 1.12 >>> Sh-utils 6.9 >>> >> >> Yes indeed, version was on your initial report. >> >> It seems this kernel is unusual (VMSPLIT_2G_OPT instead of stdandard >> VMSPLIT_3G), any chance you provide full .config ? > > Attached, both .config and dmesg. > Hum, you are using IPT_TPROXY thing, which is not in linux-2.6.22.9 I have no idea how this can taint the kernel, since you provide no information. Try to reproduce the problem with a genuine kernel. Thank you ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0 2007-10-17 13:54 ` Eric Dumazet @ 2007-10-18 11:22 ` Krzysztof Oledzki 2007-10-18 11:46 ` Patrick McHardy 0 siblings, 1 reply; 9+ messages in thread From: Krzysztof Oledzki @ 2007-10-18 11:22 UTC (permalink / raw) To: Eric Dumazet; +Cc: netdev [-- Attachment #1: Type: TEXT/PLAIN, Size: 4054 bytes --] On Wed, 17 Oct 2007, Eric Dumazet wrote: > Krzysztof Oledzki a écrit : >> >> >> On Wed, 17 Oct 2007, Eric Dumazet wrote: >> >>> Krzysztof Oledzki a écrit : >>>> >>>> >>>> On Wed, 17 Oct 2007, Eric Dumazet wrote: >>>> >>>>> Krzysztof Oledzki a écrit : >>>>>> Hello, >>>>>> >>>>>> Today I found in my logs: >>>>>> >>>>>> BUG: unable to handle kernel NULL pointer dereference at virtual >>>>>> address 000000b0 >>>>>> printing eip: >>>>>> 78395f65 >>>>>> *pde = 00000000 >>>>>> Oops: 0000 [#1] >>>>>> PREEMPT SMP >>>>>> CPU: 0 >>>>>> EIP: 0060:[<78395f65>] Not tainted VLI >>>>>> EFLAGS: 00210286 (2.6.22.9 #1) >>>>>> EIP is at __ip_route_output_key+0x412/0x722 >>>>>> eax: 80000000 ebx: 00000000 ecx: 5dd2b1c3 edx: 00000000 >>>>>> esi: 00000000 edi: d44c7e30 ebp: ec8c4980 esp: d44c7ddc >>>>>> ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 >>>>>> Process smtpd (pid: 12479, ti=d44c6000 task=9e759510 task.ti=d44c6000) >>>>>> Stack: d44c7e7c d44c7e7c d44c7eb8 00000000 d44c7e7c 00000000 00000000 >>>>>> 00000005 >>>>>> 00000000 ffffffff 5dd2b1c3 00000000 00000000 00000000 00000000 >>>>>> 00000000 >>>>>> 00000000 00000000 00000000 00000000 00000000 00030000 00000000 >>>>>> d44c7e7c >>>>>> Call Trace: >>>>>> [<78396280>] ip_route_output_flow+0xb/0x3e >>>>>> [<783b2b29>] ip4_datagram_connect+0x1c9/0x308 >>>>>> [<783ba70a>] inet_dgram_connect+0x45/0x4e >>>>>> [<7837135e>] sys_connect+0x72/0x9c >>>>>> [<78371607>] sock_map_fd+0x41/0x4a >>>>>> [<7840d1b1>] _spin_lock+0x33/0x3e >>>>>> [<7840d623>] _spin_unlock+0x25/0x3b >>>>>> [<78371607>] sock_map_fd+0x41/0x4a >>>>>> [<78372792>] sys_socketcall+0x8f/0x242 >>>>>> [<7813e99c>] trace_hardirqs_on+0x122/0x14c >>>>>> [<78103dc6>] sysenter_past_esp+0x8f/0x99 >>>>>> [<78103d96>] sysenter_past_esp+0x5f/0x99 >>>>>> ======================= >>>>>> Code: fa e0 00 00 00 75 07 c6 44 24 56 05 eb 14 81 fa f0 00 00 00 0f 84 >>>>>> e1 02 00 00 84 c0 0f 84 d9 02 00 00 8b 44 24 0c 0d 00 00 00 80 <f6> 86 >>>>>> b0 00 00 00 08 0f 44 44 24 0c 89 44 24 0c b8 01 00 00 00 >>>>>> EIP: [<78395f65>] __ip_route_output_key+0x412/0x722 SS:ESP >>>>>> 0068:d44c7ddc >>>>>> >>>>>> Shortly before it there was: >>>>>> Oct 17 07:17:55 cougar postfix/master[3400]: warning: process >>>>>> /usr/lib/postfix/smtpd pid 12479 killed by signal 11 >>>>>> >>>>>> Best regards, >>>>>> >>>>>> >>>>>> Krzysztof Olędzki >>>>> >>>>> Hello Krzysztof >>>>> >>>>> Could you give us some details about this ? kernel version at least. >>>> >>>> Yes, I was little to hurry sending this bug report. Anyway, it is >>>> 2.6.22.9 like mentioned in the oops: EFLAGS: 00210286 (2.6.22.9 #1) >>>> >>>>> (you could for example take a look at REPORTING-BUGS, or run >>>>> scripts/ver_linux) >>>> >>>> Linux cougar 2.6.22.9 #1 SMP PREEMPT Wed Oct 3 10:24:19 CEST 2007 i686 >>>> Intel(R) Pentium(R) D CPU 3.20GHz GenuineIntel GNU/Linux >>>> >>>> Gnu C 4.1.2 >>>> Gnu make 3.81 >>>> binutils 2.17 >>>> util-linux 2.12r >>>> mount 2.12r >>>> module-init-tools 3.2.2 >>>> e2fsprogs 1.40.2 >>>> Linux C Library > libc.2.5 >>>> Dynamic linker (ldd) 2.5 >>>> Procps 3.2.7 >>>> Net-tools 1.60 >>>> Kbd 1.12 >>>> Sh-utils 6.9 >>>> >>> >>> Yes indeed, version was on your initial report. >>> >>> It seems this kernel is unusual (VMSPLIT_2G_OPT instead of stdandard >>> VMSPLIT_3G), any chance you provide full .config ? >> >> Attached, both .config and dmesg. >> > > Hum, you are using IPT_TPROXY thing, which is not in linux-2.6.22.9 It is only compiled in, not used at the moment. > I have no idea how this can taint the kernel, since you provide no > information. > > Try to reproduce the problem with a genuine kernel. OK. Thank you. Best regards, Krzysztof Olędzki ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0 2007-10-18 11:22 ` Krzysztof Oledzki @ 2007-10-18 11:46 ` Patrick McHardy 2007-10-18 13:15 ` Krzysztof Oledzki 0 siblings, 1 reply; 9+ messages in thread From: Patrick McHardy @ 2007-10-18 11:46 UTC (permalink / raw) To: Krzysztof Oledzki; +Cc: Eric Dumazet, netdev Krzysztof Oledzki wrote: >> Hum, you are using IPT_TPROXY thing, which is not in linux-2.6.22.9 > > It is only compiled in, not used at the moment. But at least the previous version (before those patches posted a week ago) touches the routing code in exactly that function. ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0 2007-10-18 11:46 ` Patrick McHardy @ 2007-10-18 13:15 ` Krzysztof Oledzki 0 siblings, 0 replies; 9+ messages in thread From: Krzysztof Oledzki @ 2007-10-18 13:15 UTC (permalink / raw) To: Patrick McHardy; +Cc: Eric Dumazet, netdev [-- Attachment #1: Type: TEXT/PLAIN, Size: 406 bytes --] On Thu, 18 Oct 2007, Patrick McHardy wrote: > Krzysztof Oledzki wrote: >>> Hum, you are using IPT_TPROXY thing, which is not in linux-2.6.22.9 >> >> It is only compiled in, not used at the moment. > > But at least the previous version (before those patches posted a week > ago) touches the routing code in exactly that function. Right. Thank you. Best regards, Krzysztof Olędzki ^ permalink raw reply [flat|nested] 9+ messages in thread
end of thread, other threads:[~2007-10-18 13:15 UTC | newest] Thread overview: 9+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2007-10-17 6:40 BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0 Krzysztof Oledzki 2007-10-17 6:57 ` Eric Dumazet 2007-10-17 8:21 ` Krzysztof Oledzki 2007-10-17 10:38 ` Eric Dumazet 2007-10-17 10:53 ` Krzysztof Oledzki 2007-10-17 13:54 ` Eric Dumazet 2007-10-18 11:22 ` Krzysztof Oledzki 2007-10-18 11:46 ` Patrick McHardy 2007-10-18 13:15 ` Krzysztof Oledzki
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