[Bug 684083] New: several libvisual pipelines segfaults

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=684083
  GStreamer | gst-plugins-base | 1.x

           Summary: several libvisual pipelines segfaults
    Classification: Platform
           Product: GStreamer
           Version: 1.x
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: gst-plugins-base
        AssignedTo: gstreamer-bugs at lists.freedesktop.org
        ReportedBy: g.schlmm at gmail.com
         QAContact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---


Created an attachment (id=224401)
 --> (https://bugzilla.gnome.org/attachment.cgi?id=224401)
several pipelines with a libvisual element

If you create several pipelines with libvisual in it, the program sometimes
segfaults.
The more pipelines you create, the faster it segfaults.

backtrace:
#0  0x00007ffff47839e3 in visual_dft_perform () from
/usr/lib/libvisual-0.4.so.0
#1  0x00007ffff478016d in visual_audio_get_spectrum_for_sample () from
/usr/lib/libvisual-0.4.so.0
#2  0x00007fffe76bd655 in act_oinksie_render () from
/usr/lib/libvisual-0.4/actor/actor_oinksie.so
#3  0x00007ffff4774cd7 in visual_actor_run () from /usr/lib/libvisual-0.4.so.0
#4  0x00007ffff4bed2b1 in ?? () from /usr/lib/gstreamer-1.0/libgstlibvisual.so
#5  0x00007ffff4befa03 in ?? () from /usr/lib/gstreamer-1.0/libgstlibvisual.so
#6  0x00007ffff7b45f78 in ?? () from /usr/lib/libgstreamer-1.0.so.0
#7  0x00007ffff533058a in ?? () from /usr/lib/libgstbase-1.0.so.0
#8  0x00007ffff7b45f78 in ?? () from /usr/lib/libgstreamer-1.0.so.0
#9  0x00007ffff533058a in ?? () from /usr/lib/libgstbase-1.0.so.0
#10 0x00007ffff7b45f78 in ?? () from /usr/lib/libgstreamer-1.0.so.0
#11 0x00007ffff53281b5 in ?? () from /usr/lib/libgstbase-1.0.so.0
#12 0x00007ffff7b73f11 in ?? () from /usr/lib/libgstreamer-1.0.so.0
#13 0x00007ffff70028e2 in ?? () from /usr/lib/libglib-2.0.so.0
#14 0x00007ffff70020e5 in ?? () from /usr/lib/libglib-2.0.so.0
#15 0x00007ffff6d83e0f in start_thread () from /usr/lib/libpthread.so.0
#16 0x00007ffff6abb45d in clone () from /usr/lib/libc.so.6

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