[asterisk-bugs] [JIRA] (ASTERISK-24212) testsuite: Sporadic crash due to assert on stopping RTP engine

[Matt Jordan (JIRA)]

     [ https://issues.asterisk.org/jira/browse/ASTERISK-24212?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Matt Jordan updated ASTERISK-24212:
-----------------------------------

    Target Release Version/s: 12.6.0

> testsuite: Sporadic crash due to assert on stopping RTP engine
> --------------------------------------------------------------
>
>                 Key: ASTERISK-24212
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-24212
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Channels/chan_pjsip, Resources/res_rtp_asterisk, Tests/testsuite
>            Reporter: Matt Jordan
>      Target Release: 12.6.0
>
>         Attachments: backtrace_12706.txt, full.txt
>
>
> Periodically, when stopping an RTP instance, an assertion is triggered by the scheduler:
> {noformat}
> #4  0x00000000006c6761 in _ast_assert (con=0x20885f0, id=4, file=0x7fc5de39cbb1 "res_rtp_asterisk.c", line=4590, function=0x7fc5de39edf3 "ast_rtp_stop") at /srv/bamboo/xml-data/build-dir/AST-ATSF4-C664TE/asterisk/include/asterisk/utils.h:810
> No locals.
> #5  _ast_sched_del (con=0x20885f0, id=4, file=0x7fc5de39cbb1 "res_rtp_asterisk.c", line=4590, function=0x7fc5de39edf3 "ast_rtp_stop") at sched.c:489
>         buf = "s != NULL, id=4\000\322\002\000\000\001\000\000\000\060V\004\004\306\177\000\000\020V\004\004\306\177\000\000`\363\337\351\305\177\000\000xF\000\020\306\177\000\000P\364\337\351\305\177\000\000\330\004:\353\061\063\000\000\000\365\337\351\305\177\000\000\377\000\000\000\000\000\000\000\227\367\000\020\306\177\000\000\367\365\337", <incomplete sequence \351>
>         s = 0x0
>         tmp = {list = {next = 0x0}, id = 4, when = {tv_sec = 0, tv_usec = 0}, resched = 0, variable = 0, data = 0x0, callback = 0, __heap_index = 0}
>         last_id = 0x7fc6100b9390
>         __PRETTY_FUNCTION__ = "_ast_sched_del"
> #6  0x00007fc5de38e815 in ast_rtp_stop (instance=0x7fc604045ab8) at res_rtp_asterisk.c:4590
>         rtp = 0x7fc60404a510
>         addr = {ss = {ss_family = 0, __ss_align = 0, __ss_padding = '\000' <repeats 111 times>}, len = 0}
>         __PRETTY_FUNCTION__ = "ast_rtp_stop"
> #7  0x000000000068e7ec in ast_rtp_instance_stop (instance=0x7fc604045ab8) at rtp_engine.c:1037
> No locals.
> #8  0x00007fc5d8eb3bcf in stream_destroy (session_media=0x7fc610045568) at res_pjsip_sdp_rtp.c:1170
> No locals.
> #9  0x00007fc5eb39cc41 in session_media_dtor (obj=<value optimized out>) at res_pjsip_session.c:1038
>         session_media = 0x7fc610045568
> {noformat}
> Somehow, we appear to have a valid RTCP scheduler ID, but when deleting it we don't have anything in your scheduler context corresponding to it.



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