[asterisk-bugs] [JIRA] (ASTERISK-28086) chan_pjsip: Crash when initiating PlayDTMF over AMI

[Friendly Automation (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-28086?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=248354#comment-248354 ] 

Friendly Automation commented on ASTERISK-28086:
------------------------------------------------

Change 13022 merged by Friendly Automation:
chan_pjsip: Prevent segfault when running PlayDTMF on hungup channel

[https://gerrit.asterisk.org/c/asterisk/+/13022|https://gerrit.asterisk.org/c/asterisk/+/13022]

> chan_pjsip: Crash when initiating PlayDTMF over AMI
> ---------------------------------------------------
>
>                 Key: ASTERISK-28086
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-28086
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Channels/chan_pjsip, Resources/res_pjsip_session
>    Affects Versions: 13.14.1, 13.19.0, 15.6.1
>         Environment: Gentoo (physical), Debian (AWS)
>            Reporter: Jeremiah Gadd
>            Assignee: lvl
>            Severity: Minor
>              Labels: pjsip
>         Attachments: asterisk-13-14-1-ASTERISK-28086-results.tar.gz, backtrace-pjsip-playdtmf-asterisk16.txt, core.13-23-1-ASTERISK-28086-results.tar.gz
>
>
> It appears there may be a race condition in which PJSIP attempts to end the sending of a DTMF tone after a bridge is destroyed, causing PJSIP to try to send to a non-existent channel.
> I've attached the corresponding core dumps.



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