[asterisk-bugs] [JIRA] (ASTERISK-28529) Segfault in res_pjsip_pubsub.c due to accessing a destroyed dialog

[Kevin Harwell (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-28529?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=247954#comment-247954 ] 

Kevin Harwell commented on ASTERISK-28529:
------------------------------------------

Anything else of note happening on the system at the time? For instance, was the system in the middle of a shutdown or reload?

> Segfault in res_pjsip_pubsub.c due to accessing a destroyed dialog
> ------------------------------------------------------------------
>
>                 Key: ASTERISK-28529
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-28529
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Resources/res_pjsip_pubsub
>    Affects Versions: 13.28.0, GIT
>         Environment: CentOS 7.6
>            Reporter: Ross Beer
>              Labels: pjsip
>         Attachments: core-asterisk-20190909.txt
>
>
> Asterisk crashes when trying to access a destroyed dialog when handling a subscription request:
> {noformat}
> #0  0x00007f611d12e18d in pj_grp_lock_create (pool=0x6, cfg=0x0, p_grp_lock=0x7f5fbc1a30a0) at ../src/pj/lock.c:415
>         glock = 0x7f611d38cae0 <mod_evsub>
>         own_lock = 0x7f611d0a9fd6 <pjsip_dlg_inc_session+167>
>         status = 32606
> {noformat}



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