[Bug 663555] New: segfault removing a stream with a connected client

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=663555
  GStreamer | gst-rtsp-server | git

           Summary: segfault removing a stream with a connected client
    Classification: Platform
           Product: GStreamer
           Version: git
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: gst-rtsp-server
        AssignedTo: gstreamer-bugs at lists.freedesktop.org
        ReportedBy: lists at svrinformatica.it
         QAContact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---


Here is the segfault

#0  0x00007ffff5ee43a5 in __GI_raise (sig=6)
    at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#1  0x00007ffff5ee7b0b in __GI_abort () at abort.c:92
#2  0x00007ffff5f1c113 in __libc_message (do_abort=2, 
    fmt=0x7ffff600d0d8 "*** glibc detected *** %s: %s: 0x%s ***\n")
    at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#3  0x00007ffff5f26a96 in malloc_printerr (action=3, 
    str=0x7ffff600a0ef "free(): invalid pointer", ptr=<optimized out>) at
malloc.c:6283
#4  0x00007ffff5f2ad7c in __GI___libc_free (mem=<optimized out>) at
malloc.c:3738
#5  0x00007ffff73b91e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ffff73b97c3 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007ffff78ded33 in media_unprepared (media=<optimized out>,
factory=0x6ed360)
    at rtsp-media-factory.c:572
#8  0x00007ffff768c0a4 in g_closure_invoke ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#9  0x00007ffff769e02a in ?? () from
/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#10 0x00007ffff76a76b1 in g_signal_emit_valist ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#11 0x00007ffff76a7852 in g_signal_emit ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#12 0x00007ffff78dd786 in gst_rtsp_media_unprepare (media=0x77f320)
    at rtsp-media.c:1854
#13 gst_rtsp_media_unprepare (media=0x77f320) at rtsp-media.c:1832
#14 0x00007ffff78de4f2 in gst_rtsp_media_set_state (media=0x77f320, 
    state=GST_STATE_NULL, transports=0x88f480) at rtsp-media.c:2024
#15 0x00007ffff78e5419 in handle_teardown_request (state=0x7ffff3d0ab00, 
    client=0x660600) at rtsp-client.c:540
---Type <return> to continue, or q <return> to quit---
#16 handle_request (request=<optimized out>, client=0x660600) at
rtsp-client.c:1377
#17 message_received (watch=<optimized out>, message=<optimized out>, 
    user_data=<optimized out>) at rtsp-client.c:1660
#18 0x00007ffff4eaf08e in gst_rtsp_source_dispatch (source=0x6f3000, 
    callback=<optimized out>, user_data=<optimized out>) at
gstrtspconnection.c:3189
#19 0x00007ffff73cba5d in g_main_context_dispatch ()

and here is the code:

GstRTSPMediaMapping *mapping;
mapping=gst_rtsp_server_get_media_mapping(rtspserver);
gst_rtsp_media_mapping_remove_factory(mapping,streamurl.constData());
g_object_unref(mapping);

gst-rtsp-server crash if I remove a media_mapping and a client is still
connected

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