* Re: sctp panic
[not found] ` <20110317104903.153050@gmx.net>
@ 2011-03-17 11:20 ` richard -rw- weinberger
2011-03-18 4:06 ` Wei Yongjun
0 siblings, 1 reply; 3+ messages in thread
From: richard -rw- weinberger @ 2011-03-17 11:20 UTC (permalink / raw)
To: walter schloegl; +Cc: linux-kernel, netdev
On Thu, Mar 17, 2011 at 11:49 AM, walter schloegl <sctp@muskelshirt.de> wrote:
>
> -------- Original-Nachricht --------
>> Datum: Thu, 17 Mar 2011 08:56:47 +0100
>> Von: richard -rw- weinberger <richard.weinberger@gmail.com>
>> An: sctp@muskelshirt.de
>> CC: linux-kernel@vger.kernel.org
>> Betreff: Re: sctp panic
>
>> On Thu, Mar 17, 2011 at 8:43 AM, <sctp@muskelshirt.de> wrote:
>> > Hi
>> >
>> > when doing the actions below I get a panic.
>> >
>> > - echo 1 > /proc/sys/net/sctp/addip_enable
>> > - In a C-Programm
>> > - socket(AF_INET,SOCK_STREAM,IPPROTO_SCTP);
>> > - connect(....) (with correct filled parameters)
>> >
>> > Its no process (waiting in accept) neccessary
>>
>> Can you show us the panic message and your C prorgam?
>> This would help reproducing the panic...
>
> The C-Code is:
>
> #include <sys/socket.h>
> #include <netinet/in.h>
> #include <netdb.h>
> #include <stdio.h>
> #include <errno.h>
> #include <unistd.h>
> #include "sctp.h"
>
>
> int
> main(int ac,char **av)
> {
>
> int s;
> char *remhost;
> int port;
> struct hostent *hp;
> struct sockaddr_in server;
>
> if (ac != 3) {
> printf("usage: %s ip-addr port\n",av[0]);
> exit(1);
> }
>
> remhost = av[1];
> port = atoi(av[2]);
>
>
> server.sin_port = htons(port);
> server.sin_family = AF_INET;
> hp = gethostbyname(remhost);
> if (hp == 0) {
> fprintf(stderr,"unknown host %s\n",remhost);
> exit(1);
> }
> memcpy((char *)&server.sin_addr,(char *)hp->h_addr,hp->h_length);
>
> if ((s = socket(AF_INET,SOCK_STREAM,IPPROTO_SCTP)) < 0) {
> fprintf(stderr,"socket IPPROTO_SCTP proc %d failed errno %d\n",getpid(),errno);
> close(s);
> exit(1);
> }
>
> if (connect(s,(struct sockaddr *)&server,sizeof server) < 0) {
> fprintf(stderr,"connect failed errno %d\n",errno);
> close(s);
> exit(1);
> }
> }
>
> The crash says:
>
> crash> bt
> PID: 14646 TASK: ffff8801f40c7560 CPU: 9 COMMAND: "x"
> #0 [ffff8801f6f5f6f0] machine_kexec at ffffffff8103697b
> #1 [ffff8801f6f5f750] crash_kexec at ffffffff810b9078
> #2 [ffff8801f6f5f820] oops_end at ffffffff814cc900
> #3 [ffff8801f6f5f850] die at ffffffff8101733b
> #4 [ffff8801f6f5f880] do_trap at ffffffff814cc1d4
> #5 [ffff8801f6f5f8e0] do_invalid_op at ffffffff81014ee5
> #6 [ffff8801f6f5f980] invalid_op at ffffffff81013f5b
> [exception RIP: skb_over_panic+93]
> RIP: ffffffff81404bdd RSP: ffff8801f6f5fa38 RFLAGS: 00010296
> RAX: 0000000000000083 RBX: 0000000000000040 RCX: 00000000000013f6
> RDX: 0000000000000000 RSI: 0000000000000046 RDI: 0000000000000246
> RBP: ffff8801f6f5fa58 R8: ffffffff818a3da0 R9: 0000000000000000
> R10: 0000000000000001 R11: 0000000000000000 R12: ffff8801f4e11000
> R13: 0000000000000004 R14: 000000000000003e R15: 0000000000000001
> ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
> #7 [ffff8801f6f5fa60] skb_put at ffffffff81405c1c
> #8 [ffff8801f6f5fa80] sctp_addto_chunk at ffffffffa0503c23
> #9 [ffff8801f6f5fad0] sctp_make_init at ffffffffa0506705
> #10 [ffff8801f6f5fba0] sctp_sf_do_prm_asoc at ffffffffa04f81d4
> #11 [ffff8801f6f5fbd0] sctp_do_sm at ffffffffa04fd381
> #12 [ffff8801f6f5fd60] sctp_primitive_ASSOCIATE at ffffffffa0513daf
> #13 [ffff8801f6f5fd80] __sctp_connect at ffffffffa0510f09
> #14 [ffff8801f6f5fe50] sctp_connect at ffffffffa0511248
> #15 [ffff8801f6f5fe80] inet_dgram_connect at ffffffff81471b6c
> #16 [ffff8801f6f5feb0] sys_connect at ffffffff813ff747
> #17 [ffff8801f6f5ff80] system_call_fastpath at ffffffff81013172
> RIP: 0000003015ee2150 RSP: 00007fffea7bdce8 RFLAGS: 00010206
> RAX: 000000000000002a RBX: ffffffff81013172 RCX: 0000000000000000
> RDX: 0000000000000010 RSI: 00007fffea7bdd00 RDI: 0000000000000003
> RBP: 00007fffea7bdd40 R8: 0000000000759020 R9: ff00000000000000
> R10: 00007fffea7bda70 R11: 0000000000000246 R12: 0000000000000000
> R13: 00007fffea7bde20 R14: 00000000004006e0 R15: 0000000000000000
> ORIG_RAX: 000000000000002a CS: 0033 SS: 002b
>
>
> One more Info:
> When calling my programm with 127.0.0.1 as remote ip-addr I get a:
> connect failed errno 111
>
> When calling it with a "non local" address (and also no "accept process" running) I get the Panic.
>
>
>>
>> > br
>> > walter
>> > --
>> > GMX DSL Doppel-Flat ab 19,99 Euro/mtl.! Jetzt mit
>> > gratis Handy-Flat! http://portal.gmx.net/de/go/dsl
>> > --
>> > To unsubscribe from this list: send the line "unsubscribe linux-kernel"
>> in
>> > the body of a message to majordomo@vger.kernel.org
>> > More majordomo info at http://vger.kernel.org/majordomo-info.html
>> > Please read the FAQ at http://www.tux.org/lkml/
>> >
>>
>> --
>> Thanks,
>> //richard
>> --
>> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
>> the body of a message to majordomo@vger.kernel.org
>> More majordomo info at http://vger.kernel.org/majordomo-info.html
>> Please read the FAQ at http://www.tux.org/lkml/
>
> --
> NEU: FreePhone - kostenlos mobil telefonieren und surfen!
> Jetzt informieren: http://www.gmx.net/de/go/freephone
>
CC'ing netdev
--
Thanks,
//richard
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: sctp panic
2011-03-17 11:20 ` sctp panic richard -rw- weinberger
@ 2011-03-18 4:06 ` Wei Yongjun
2011-03-18 8:30 ` walter schloegl
0 siblings, 1 reply; 3+ messages in thread
From: Wei Yongjun @ 2011-03-18 4:06 UTC (permalink / raw)
To: richard -rw- weinberger; +Cc: walter schloegl, linux-kernel, netdev
> On Thu, Mar 17, 2011 at 11:49 AM, walter schloegl <sctp@muskelshirt.de> wrote:
>> -------- Original-Nachricht --------
>>> Datum: Thu, 17 Mar 2011 08:56:47 +0100
>>> Von: richard -rw- weinberger <richard.weinberger@gmail.com>
>>> An: sctp@muskelshirt.de
>>> CC: linux-kernel@vger.kernel.org
>>> Betreff: Re: sctp panic
>>> On Thu, Mar 17, 2011 at 8:43 AM, <sctp@muskelshirt.de> wrote:
>>>> Hi
>>>>
>>>> when doing the actions below I get a panic.
>>>>
>>>> - echo 1 > /proc/sys/net/sctp/addip_enable
>>>> - In a C-Programm
>>>> - socket(AF_INET,SOCK_STREAM,IPPROTO_SCTP);
>>>> - connect(....) (with correct filled parameters)
>>>>
>>>> Its no process (waiting in accept) neccessary
>>> Can you show us the panic message and your C prorgam?
>>> This would help reproducing the panic...
>> ...snip...
>>
>> The crash says:
>>
>> crash> bt
>> PID: 14646 TASK: ffff8801f40c7560 CPU: 9 COMMAND: "x"
>> #0 [ffff8801f6f5f6f0] machine_kexec at ffffffff8103697b
>> #1 [ffff8801f6f5f750] crash_kexec at ffffffff810b9078
>> #2 [ffff8801f6f5f820] oops_end at ffffffff814cc900
>> #3 [ffff8801f6f5f850] die at ffffffff8101733b
>> #4 [ffff8801f6f5f880] do_trap at ffffffff814cc1d4
>> #5 [ffff8801f6f5f8e0] do_invalid_op at ffffffff81014ee5
>> #6 [ffff8801f6f5f980] invalid_op at ffffffff81013f5b
>> [exception RIP: skb_over_panic+93]
>> RIP: ffffffff81404bdd RSP: ffff8801f6f5fa38 RFLAGS: 00010296
>> RAX: 0000000000000083 RBX: 0000000000000040 RCX: 00000000000013f6
>> RDX: 0000000000000000 RSI: 0000000000000046 RDI: 0000000000000246
>> RBP: ffff8801f6f5fa58 R8: ffffffff818a3da0 R9: 0000000000000000
>> R10: 0000000000000001 R11: 0000000000000000 R12: ffff8801f4e11000
>> R13: 0000000000000004 R14: 000000000000003e R15: 0000000000000001
>> ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
>> #7 [ffff8801f6f5fa60] skb_put at ffffffff81405c1c
>> #8 [ffff8801f6f5fa80] sctp_addto_chunk at ffffffffa0503c23
>> #9 [ffff8801f6f5fad0] sctp_make_init at ffffffffa0506705
>> #10 [ffff8801f6f5fba0] sctp_sf_do_prm_asoc at ffffffffa04f81d4
>> #11 [ffff8801f6f5fbd0] sctp_do_sm at ffffffffa04fd381
>> #12 [ffff8801f6f5fd60] sctp_primitive_ASSOCIATE at ffffffffa0513daf
>> #13 [ffff8801f6f5fd80] __sctp_connect at ffffffffa0510f09
>> #14 [ffff8801f6f5fe50] sctp_connect at ffffffffa0511248
>> #15 [ffff8801f6f5fe80] inet_dgram_connect at ffffffff81471b6c
>> #16 [ffff8801f6f5feb0] sys_connect at ffffffff813ff747
>> #17 [ffff8801f6f5ff80] system_call_fastpath at ffffffff81013172
>> RIP: 0000003015ee2150 RSP: 00007fffea7bdce8 RFLAGS: 00010206
>> RAX: 000000000000002a RBX: ffffffff81013172 RCX: 0000000000000000
>> RDX: 0000000000000010 RSI: 00007fffea7bdd00 RDI: 0000000000000003
>> RBP: 00007fffea7bdd40 R8: 0000000000759020 R9: ff00000000000000
>> R10: 00007fffea7bda70 R11: 0000000000000246 R12: 0000000000000000
>> R13: 00007fffea7bde20 R14: 00000000004006e0 R15: 0000000000000000
>> ORIG_RAX: 000000000000002a CS: 0033 SS: 002b
>>
>>
>>
Are you using old kernel? If it is, the following patch may fixed this
issue.
http://git.kernel.org/?p=linux/kernel/git/vxy/lksctp-dev.git;a=commitdiff;h=a8170c35e738d62e9919ce5b109cf4ed66e95bde;hp=81419d862db743fe4450a021893f24bab4698c1d
>>>> br
>>>> walter
>>>> --
>>>> GMX DSL Doppel-Flat ab 19,99 Euro/mtl.! Jetzt mit
>>>> gratis Handy-Flat! http://portal.gmx.net/de/go/dsl
>>>> --
>>>> To unsubscribe from this list: send the line "unsubscribe linux-kernel"
>>> in
>>>> the body of a message to majordomo@vger.kernel.org
>>>> More majordomo info at http://vger.kernel.org/majordomo-info.html
>>>> Please read the FAQ at http://www.tux.org/lkml/
>>>>
>>> --
>>> Thanks,
>>> //richard
>>> --
>>> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
>>> the body of a message to majordomo@vger.kernel.org
>>> More majordomo info at http://vger.kernel.org/majordomo-info.html
>>> Please read the FAQ at http://www.tux.org/lkml/
>> --
>> NEU: FreePhone - kostenlos mobil telefonieren und surfen!
>> Jetzt informieren: http://www.gmx.net/de/go/freephone
>>
> CC'ing netdev
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: sctp panic
2011-03-18 4:06 ` Wei Yongjun
@ 2011-03-18 8:30 ` walter schloegl
0 siblings, 0 replies; 3+ messages in thread
From: walter schloegl @ 2011-03-18 8:30 UTC (permalink / raw)
To: Wei Yongjun, richard.weinberger; +Cc: netdev, linux-kernel
-------- Original-Nachricht --------
> Datum: Fri, 18 Mar 2011 12:06:05 +0800
> Von: Wei Yongjun <yjwei@cn.fujitsu.com>
> An: richard -rw- weinberger <richard.weinberger@gmail.com>
> CC: walter schloegl <sctp@muskelshirt.de>, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
> Betreff: Re: sctp panic
>
>
> > On Thu, Mar 17, 2011 at 11:49 AM, walter schloegl <sctp@muskelshirt.de>
> wrote:
> >> -------- Original-Nachricht --------
> >>> Datum: Thu, 17 Mar 2011 08:56:47 +0100
> >>> Von: richard -rw- weinberger <richard.weinberger@gmail.com>
> >>> An: sctp@muskelshirt.de
> >>> CC: linux-kernel@vger.kernel.org
> >>> Betreff: Re: sctp panic
> >>> On Thu, Mar 17, 2011 at 8:43 AM, <sctp@muskelshirt.de> wrote:
> >>>> Hi
> >>>>
> >>>> when doing the actions below I get a panic.
> >>>>
> >>>> - echo 1 > /proc/sys/net/sctp/addip_enable
> >>>> - In a C-Programm
> >>>> - socket(AF_INET,SOCK_STREAM,IPPROTO_SCTP);
> >>>> - connect(....) (with correct filled parameters)
> >>>>
> >>>> Its no process (waiting in accept) neccessary
> >>> Can you show us the panic message and your C prorgam?
> >>> This would help reproducing the panic...
> >> ...snip...
> >>
> >> The crash says:
> >>
> >> crash> bt
> >> PID: 14646 TASK: ffff8801f40c7560 CPU: 9 COMMAND: "x"
> >> #0 [ffff8801f6f5f6f0] machine_kexec at ffffffff8103697b
> >> #1 [ffff8801f6f5f750] crash_kexec at ffffffff810b9078
> >> #2 [ffff8801f6f5f820] oops_end at ffffffff814cc900
> >> #3 [ffff8801f6f5f850] die at ffffffff8101733b
> >> #4 [ffff8801f6f5f880] do_trap at ffffffff814cc1d4
> >> #5 [ffff8801f6f5f8e0] do_invalid_op at ffffffff81014ee5
> >> #6 [ffff8801f6f5f980] invalid_op at ffffffff81013f5b
> >> [exception RIP: skb_over_panic+93]
> >> RIP: ffffffff81404bdd RSP: ffff8801f6f5fa38 RFLAGS: 00010296
> >> RAX: 0000000000000083 RBX: 0000000000000040 RCX: 00000000000013f6
> >> RDX: 0000000000000000 RSI: 0000000000000046 RDI: 0000000000000246
> >> RBP: ffff8801f6f5fa58 R8: ffffffff818a3da0 R9: 0000000000000000
> >> R10: 0000000000000001 R11: 0000000000000000 R12: ffff8801f4e11000
> >> R13: 0000000000000004 R14: 000000000000003e R15: 0000000000000001
> >> ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
> >> #7 [ffff8801f6f5fa60] skb_put at ffffffff81405c1c
> >> #8 [ffff8801f6f5fa80] sctp_addto_chunk at ffffffffa0503c23
> >> #9 [ffff8801f6f5fad0] sctp_make_init at ffffffffa0506705
> >> #10 [ffff8801f6f5fba0] sctp_sf_do_prm_asoc at ffffffffa04f81d4
> >> #11 [ffff8801f6f5fbd0] sctp_do_sm at ffffffffa04fd381
> >> #12 [ffff8801f6f5fd60] sctp_primitive_ASSOCIATE at ffffffffa0513daf
> >> #13 [ffff8801f6f5fd80] __sctp_connect at ffffffffa0510f09
> >> #14 [ffff8801f6f5fe50] sctp_connect at ffffffffa0511248
> >> #15 [ffff8801f6f5fe80] inet_dgram_connect at ffffffff81471b6c
> >> #16 [ffff8801f6f5feb0] sys_connect at ffffffff813ff747
> >> #17 [ffff8801f6f5ff80] system_call_fastpath at ffffffff81013172
> >> RIP: 0000003015ee2150 RSP: 00007fffea7bdce8 RFLAGS: 00010206
> >> RAX: 000000000000002a RBX: ffffffff81013172 RCX: 0000000000000000
> >> RDX: 0000000000000010 RSI: 00007fffea7bdd00 RDI: 0000000000000003
> >> RBP: 00007fffea7bdd40 R8: 0000000000759020 R9: ff00000000000000
> >> R10: 00007fffea7bda70 R11: 0000000000000246 R12: 0000000000000000
> >> R13: 00007fffea7bde20 R14: 00000000004006e0 R15: 0000000000000000
> >> ORIG_RAX: 000000000000002a CS: 0033 SS: 002b
> >>
> >>
> >>
>
> Are you using old kernel? If it is, the following patch may fixed this
> issue.
>
> http://git.kernel.org/?p=linux/kernel/git/vxy/lksctp-dev.git;a=commitdiff;h=a8170c35e738d62e9919ce5b109cf4ed66e95bde;hp=81419d862db743fe4450a021893f24bab4698c1d
>
I am using:
Red Hat Enterprise Linux Server release 6.0 (Santiago)
2.6.32-71.18.1.el6.x86_64 #1 SMP Wed Feb 2 17:49:59 EST 2011 x86_64 x86_64 x86_64 GNU/Linux
> >>>> br
> >>>> walter
> >>>> --
> >>>> GMX DSL Doppel-Flat ab 19,99 Euro/mtl.! Jetzt mit
> >>>> gratis Handy-Flat! http://portal.gmx.net/de/go/dsl
> >>>> --
> >>>> To unsubscribe from this list: send the line "unsubscribe
> linux-kernel"
> >>> in
> >>>> the body of a message to majordomo@vger.kernel.org
> >>>> More majordomo info at http://vger.kernel.org/majordomo-info.html
> >>>> Please read the FAQ at http://www.tux.org/lkml/
> >>>>
> >>> --
> >>> Thanks,
> >>> //richard
> >>> --
> >>> To unsubscribe from this list: send the line "unsubscribe
> linux-kernel" in
> >>> the body of a message to majordomo@vger.kernel.org
> >>> More majordomo info at http://vger.kernel.org/majordomo-info.html
> >>> Please read the FAQ at http://www.tux.org/lkml/
> >> --
> >> NEU: FreePhone - kostenlos mobil telefonieren und surfen!
> >> Jetzt informieren: http://www.gmx.net/de/go/freephone
> >>
> > CC'ing netdev
> >
>
--
NEU: FreePhone - kostenlos mobil telefonieren und surfen!
Jetzt informieren: http://www.gmx.net/de/go/freephone
^ permalink raw reply [flat|nested] 3+ messages in thread
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[not found] ` <20110317104903.153050@gmx.net>
2011-03-17 11:20 ` sctp panic richard -rw- weinberger
2011-03-18 4:06 ` Wei Yongjun
2011-03-18 8:30 ` walter schloegl
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