[Bug 766025] rtpsession: race condition accessing ssrcs hash table

GStreamer (GNOME Bugzilla) bugzilla at gnome.org
Mon May 23 07:08:42 UTC 2016


https://bugzilla.gnome.org/show_bug.cgi?id=766025

Sebastian Dröge (slomo) <slomo at coaxion.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
 Attachment #328360|none                        |needs-work
             status|                            |

--- Comment #13 from Sebastian Dröge (slomo) <slomo at coaxion.net> ---
Review of attachment 328360:
 --> (https://bugzilla.gnome.org/review?bug=766025&attachment=328360)

::: gst/rtpmanager/rtpsession.c
@@ +2673,3 @@
     GstClockTime current_time)
 {
+  RTP_SESSION_LOCK (sess);

I didn't look at the other parts, but this one is deadlocking:
rtp_session_process_nack() is called by rtp_session_process_feedback(), which
is called by rtp_session_process_rtcp() with the lock being held

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