Hello,

that seems to be an issue exposed in a rare situation, like a quick
retransmission of the same dmq command, which can result in processing
the same dmq command in parallel by two worker processes. That was what
I got to understand after analyzing the bug report...

Cheers,
Daniel

On 24.03.20 18:32, José Seabra wrote:
>  Hello Daniel,
> In fact we are using dmq + dialog for dlg profile replication, we
> haven't noticed yet the issue described on the ticket that you
> mentioned but it worth apply those patches for sure.
>
> If I detect something wrong regarding to dmq+dialog I will let you know. 
>
> Thank you again for your great support.
>
> Best Regards
> José
>
>
> Daniel-Constantin Mierla <mico...@gmail.com
> <mailto:mico...@gmail.com>> escreveu no dia terça, 24/03/2020 à(s) 08:24:
>
>     Hello,
>
>     ok, thanks for testing and feedback, it will be backported.
>
>     If you use dialog with dmq, you may want to test also:
>
>       *
>     https://github.com/kamailio/kamailio/issues/2224#issuecomment-602730307
>
>     Cheers,
>     Daniel
>
>     On 23.03.20 23:37, José Seabra wrote:
>>     Hello Daniel,
>>
>>     Thank you for your support.
>>     I have applied your patch and did a few tests successfully.
>>
>>     Stay healthy
>>     Best Regards
>>
>>
>>     Daniel-Constantin Mierla <mico...@gmail.com
>>     <mailto:mico...@gmail.com>> escreveu no dia sexta, 20/03/2020
>>     à(s) 18:32:
>>
>>         Hello,
>>
>>         can you try with the patch from the next commit?
>>
>>           *
>>         
>> https://github.com/kamailio/kamailio/commit/21bdbff049571ca22f1205a041c8b1162005d319
>>
>>         Cheers,
>>         Daniel
>>
>>         On 20.03.20 17:16, José Seabra wrote:
>>>         Hello Daniel,
>>>
>>>         Not all the time, but it happens often, I can easily
>>>         reproduce the issue.
>>>
>>>         Best Regards
>>>         José
>>>
>>>
>>>         Daniel-Constantin Mierla <mico...@gmail.com
>>>         <mailto:mico...@gmail.com>> escreveu no dia sexta,
>>>         20/03/2020 à(s) 16:02:
>>>
>>>             Hello,
>>>
>>>             does it happen every time or only in some cases? Iirc,
>>>             there was a similar report for an older version
>>>             recently, so it might be some old bug not detected yet.
>>>
>>>             Cheers,
>>>             Daniel
>>>
>>>             On 20.03.20 16:47, José Seabra wrote:
>>>>             Hello there,
>>>>
>>>>             I'm facing an issue with kamailio 5.3.2 when it is
>>>>             starting up, it breaks with signal 11 and generates a
>>>>             coredump file:
>>>>
>>>>               * https://pastebin.com/FSqyGFp8
>>>>
>>>>             This seems to be something related to dmq module,
>>>>             kamailio exits with signal 11 when it receives a
>>>>             DMQ notification_peer message.
>>>>
>>>>             I did a few more tests and I noticed that problem
>>>>             disappears if I configure DMQ with one worker only,
>>>>             which takes me to think that it's something related to
>>>>             concurrency.
>>>>
>>>>             Best regards
>>>>             -- 
>>>>             Cumprimentos
>>>>             José Seabra
>>>>
>>>>             _______________________________________________
>>>>             Kamailio (SER) - Users Mailing List
>>>>             sr-users@lists.kamailio.org 
>>>> <mailto:sr-users@lists.kamailio.org>
>>>>             https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>
>>>             -- 
>>>             Daniel-Constantin Mierla -- www.asipto.com 
>>> <http://www.asipto.com>
>>>             www.twitter.com/miconda <http://www.twitter.com/miconda> -- 
>>> www.linkedin.com/in/miconda <http://www.linkedin.com/in/miconda>
>>>
>>>
>>>
>>>         -- 
>>>         Cumprimentos
>>>         José Seabra
>>
>>         -- 
>>         Daniel-Constantin Mierla -- www.asipto.com <http://www.asipto.com>
>>         www.twitter.com/miconda <http://www.twitter.com/miconda> -- 
>> www.linkedin.com/in/miconda <http://www.linkedin.com/in/miconda>
>>
>>
>>
>>     -- 
>>     Cumprimentos
>>     José Seabra
>
>     -- 
>     Daniel-Constantin Mierla -- www.asipto.com <http://www.asipto.com>
>     www.twitter.com/miconda <http://www.twitter.com/miconda> -- 
> www.linkedin.com/in/miconda <http://www.linkedin.com/in/miconda>
>
>
>
> -- 
> Cumprimentos
> José Seabra

-- 
Daniel-Constantin Mierla -- www.asipto.com
www.twitter.com/miconda -- www.linkedin.com/in/miconda

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