[SR-Users] Segfault in 4.1.6

[Daniel-Constantin Mierla]

Hello,

On 09/10/14 07:13, David Wilson wrote:
> Hi Daniel,
>
> Thanks for the response.
>
> Reviewing the logs again, the first occurrence was on 25Sep, after 
> upgrading to 4.1.6+precise on 24Sep.
>
> Previous upgrades were to:
> 4.1.5+precise18Aug
> 4.1.4+preciseJune
>
> Traffic patterns are fairly uniform over that period.
>
> I've installed the nightly (4.1.6+0~20141004025841.74+precise) and 
> we'll see how that goes until the next release.
ok, let us know the results.

Cheers,
Daniel

>
> Cheers,
> Dave
>
>
>> Date: Thu, 02 Oct 2014 09:02:14 +0200
>> From: Daniel-Constantin Mierla <miconda at gmail.com 
>> <mailto:miconda at gmail.com>>
>> To: "Kamailio (SER) - Users Mailing List"
>> <sr-users at lists.sip-router.org <mailto:sr-users at lists.sip-router.org>>
>> Subject: Re: [SR-Users] Segfault in 4.1.6
>> Message-ID: <542CF876.6060900 at gmail.com 
>> <mailto:542CF876.6060900 at gmail.com>>
>> Content-Type: text/plain; charset=utf-8; format=flowed
>>
>> Hello,
>>
>> I see it crashed in dialog, it was a fix for it after 4.1.6 for the
>> cleanup timer procedure, affecting some particular cases with dialog
>> states (e.g., dialogs not answered even after many minutes since
>> creation). It was there before 4.1.6 (most probably from 4.1.0), not
>> introduced by that version. What you were using before 4.1.6?
>>
>> You can get latest version from branch 4.1 either via GIT or via debian
>> nightly builds of 4.1 (if using debian).
>>
>> Otherwise, yes, a coredump with a gdb backtrace will be very helpful.
>>
>> Cheers,
>> Daniel
>>
>> On 02/10/14 08:31, David Wilson wrote:
>> > Hi all,
>> >
>> > I?ve had Kamailio running nicely for nearly a year, but have hit a 
>> segfault twice since upgrading to 4.1.6 earlier this week.
>> >
>> > The log shows:
>> >
>> > Oct  2 11:28:03 localhost /usr/sbin/kamailio[1222]: : <core> 
>> [pass_fd.c:293]: receive_fd(): ERROR: receive_fd: EOF on 23
>> > Oct  2 11:28:03 localhost kernel: [11259.904645] kamailio[1206]: 
>> segfault at 58 ip 00007fa56fba0f86 sp 00007fffea594ca0 error 4 in 
>> dialog.so[7fa56fb63000+54000]
>> > Oct  2 11:28:03 localhost /usr/sbin/kamailio[1175]: ALERT: <core> 
>> [main.c:777]: handle_sigs(): child process 1206 exited by a signal 11
>> > Oct  2 11:28:03 localhost /usr/sbin/kamailio[1175]: ALERT: <core> 
>> [main.c:780]: handle_sigs(): core was not generated
>> > Oct  2 11:28:03 localhost /usr/sbin/kamailio[1175]: INFO: <core> 
>> [main.c:792]: handle_sigs(): INFO: terminating due to SIGCHLD
>> > Oct  2 11:28:03 localhost /usr/sbin/kamailio[1220]: INFO: <core> 
>> [main.c:843]: sig_usr(): INFO: signal 15 received
>> > ?.
>> >
>> > The first two lines above seem to be the important parts.  Nothing 
>> was logged for about 10s prior to this extract. An earlier instance 
>> of the issue showed almost the same details:
>> >
>> > Oct  1 20:39:12 localhost /usr/sbin/kamailio[1219]: : <core> 
>> [pass_fd.c:293]: receive_fd(): ERROR: receive_fd: EOF on 23
>> > Oct  1 20:39:12 localhost kernel: [554502.639227] kamailio[1207]: 
>> segfault at 58 ip 00007fd62c5c6f86 sp 00007fffd77c9890 error 4 in 
>> dialog.so[7fd62c589000+54000]
>> >
>> > I?m trying to catch a core next time it occurs, no core is 
>> available yet.
>> >
>> > Is this a new issue in 4.1.6?
>> > Any suggestions about the likely cause?
>> >
>> > Cheers,
>> > Dave.
>> >
>
>
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-- 
Daniel-Constantin Mierla
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda

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