[asterisk-bugs] [JIRA] (ASTERISK-29203) segfault in t38_change_state

[Gregory Massel (JIRA)]

     [ https://issues.asterisk.org/jira/browse/ASTERISK-29203?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gregory Massel updated ASTERISK-29203:
--------------------------------------

    Attachment: core-info.txt-vpbx5-2020-12-08-13h51
                core-thread1.txt-vpbx5-2020-12-08-13h51
                core-thread1.txt-vpbx1-2020-12-08-15h32
                core-thread1.txt-vpbx0-2020-12-08-11h04
                core-locks.txt-vpbx5-2020-12-08-13h51
                core-locks.txt-vpbx1-2020-12-08-15h32
                core-locks.txt-vpbx0-2020-12-08-11h04
                core-info.txt-vpbx1-2020-12-08-15h32
                core-info.txt-vpbx0-2020-12-08-11h04
                core-full.txt-vpbx5-2020-12-08-13h51
                core-full.txt-vpbx0-2020-12-08-11h04
                core-full.txt-vpbx1-2020-12-08-15h32
                core-brief.txt-vpbx5-2020-12-08-13h51
                core-brief.txt-vpbx0-2020-12-08-11h04
                core-brief.txt-vpbx1-2020-12-08-15h32

Core dump analysis attached.
Note the actual core files are approximately 2GB each and have therefore been excluded.

> segfault in t38_change_state
> ----------------------------
>
>                 Key: ASTERISK-29203
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-29203
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Resources/res_pjsip_t38
>    Affects Versions: 16.15.0
>         Environment: Ubuntu 18.04.1 LTS, kernel 5.3.0, Asterisk 16.15.0.
>            Reporter: Gregory Massel
>         Attachments: core-brief.txt-vpbx0-2020-12-08-11h04, core-brief.txt-vpbx1-2020-12-08-15h32, core-brief.txt-vpbx5-2020-12-08-13h51, core-full.txt-vpbx0-2020-12-08-11h04, core-full.txt-vpbx1-2020-12-08-15h32, core-full.txt-vpbx5-2020-12-08-13h51, core-info.txt-vpbx0-2020-12-08-11h04, core-info.txt-vpbx1-2020-12-08-15h32, core-info.txt-vpbx5-2020-12-08-13h51, core-locks.txt-vpbx0-2020-12-08-11h04, core-locks.txt-vpbx1-2020-12-08-15h32, core-locks.txt-vpbx5-2020-12-08-13h51, core-thread1.txt-vpbx0-2020-12-08-11h04, core-thread1.txt-vpbx1-2020-12-08-15h32, core-thread1.txt-vpbx5-2020-12-08-13h51
>
>
> Three different systems running Asterisk 16.15.0 have segfaulted today. Coredumps show the exact same issue within t38_change_state.
> The only recent change has been upgrading from 16.12.0 to 16.15.0 (which was done 6 days ago) hence it would appear that this bug was introduced after 16.12.0.



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