Application: okular (0.17.5)
KDE Platform Version: 4.11.5
Qt Version: 4.8.4
Operating System: Linux 3.11.0-19-generic x86_64
Distribution: Ubuntu 13.10

-- Information about the crash:
- What I was doing when the application crashed:
I tried to run a embedded movie (in avi format) from a pdf file made in beamer. The first time i tried to play the movie, okular crashed when I clicked it, after that, okular wasn't able to run anymore.

The crash can be reproduced every time.

-- Backtrace:
Application: Okular (okular), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb4e45137c0 (LWP 5081))]

Thread 12 (Thread 0x7fb4cfa17700 (LWP 5084)):
#0  __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
#1  0x00007fb4de5f3192 in _L_lock_1142 () from /lib/x86_64-linux-gnu/libpthread.so.0
#2  0x00007fb4de5f3110 in __GI___pthread_mutex_lock (mutex=0x23758a0) at pthread_mutex_lock.c:104
#3  0x00007fb4de1583a1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb4de116430 in g_source_attach () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb4d745c12f in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007fb4d74717e5 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#7  0x00007fb4d7411ab7 in g_simple_async_result_complete () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#8  0x00007fb4d746f87b in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#9  0x00007fb4d741288b in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#10 0x00007fb4de1183b6 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fb4de118708 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fb4de118b0a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007fb4d746fb66 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#14 0x00007fb4de13d0f5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007fb4de5f0f6e in start_thread (arg=0x7fb4cfa17700) at pthread_create.c:311
#16 0x00007fb4e152e9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 11 (Thread 0x7fb4ce8fb700 (LWP 5085)):
#0  0x00007fb4e1521f7d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fb4de1186a4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb4de1187ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb4de1187f9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb4de13d0f5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb4de5f0f6e in start_thread (arg=0x7fb4ce8fb700) at pthread_create.c:311
#6  0x00007fb4e152e9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 10 (Thread 0x7fb4cd8f9700 (LWP 5087)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb4de158617 in g_cond_wait () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb4b0a76fa0 in gst_data_queue_push (queue=0x7fb4b8008330, item=item@entry=0x7fb4b8017410) at gstdataqueue.c:437
#3  0x00007fb4a5a6be92 in gst_multi_queue_chain (pad=<optimized out>, buffer=<optimized out>) at gstmultiqueue.c:1394
#4  0x00007fb4b1aa2831 in gst_pad_push (pad=0x3b7a940, buffer=0x7fb4b805c2c0) at gstpad.c:4710
#5  0x00007fb4a4316001 in ?? () from /usr/lib/x86_64-linux-gnu/gstreamer-0.10/libgstavi.so
#6  0x00007fb4b1ac7d64 in gst_task_func (task=0x2484710) at gsttask.c:327
#7  0x00007fb4de13dab6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fb4de13d0f5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fb4de5f0f6e in start_thread (arg=0x7fb4cd8f9700) at pthread_create.c:311
#10 0x00007fb4e152e9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 9 (Thread 0x7fb4b3e04700 (LWP 5092)):
#0  0x00007fb4de5f405f in __pthread_mutex_unlock_usercnt (mutex=0x7fb4ac000a60, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  0x00007fb4de1583d1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb4de117d40 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb4de1185c3 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb4de1187ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb4e1f22a76 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007fb4e1ef45ef in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007fb4e1ef48e5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007fb4e1df388f in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007fb4e1ed5d13 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#10 0x00007fb4e1df5f2f in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#11 0x00007fb4de5f0f6e in start_thread (arg=0x7fb4b3e04700) at pthread_create.c:311
#12 0x00007fb4e152e9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 8 (Thread 0x7fb4ce0fa700 (LWP 5093)):
#0  0x00007fb4e1521f7d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fb4de1186a4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb4de1187ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb4e1f22a76 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#4  0x00007fb4e1ef45ef in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007fb4e1ef48e5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007fb4e1df388f in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007fb4e1ed5d13 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007fb4e1df5f2f in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007fb4de5f0f6e in start_thread (arg=0x7fb4ce0fa700) at pthread_create.c:311
#10 0x00007fb4e152e9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 7 (Thread 0x7fb4a68b3700 (LWP 5100)):
#0  0x00007fb4e1521f7d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fb4b7757041 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007fb4b774884c in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007fb4b7748ede in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007fb4b7748f90 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007fb4b7756ff3 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007fb4b6e13ee8 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
#7  0x00007fb4de5f0f6e in start_thread (arg=0x7fb4a68b3700) at pthread_create.c:311
#8  0x00007fb4e152e9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 6 (Thread 0x7fb49bffe700 (LWP 5101)):
#0  __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
#1  0x00007fb4de5f3192 in _L_lock_1142 () from /lib/x86_64-linux-gnu/libpthread.so.0
#2  0x00007fb4de5f3110 in __GI___pthread_mutex_lock (mutex=0x3b86270) at pthread_mutex_lock.c:104
#3  0x00007fb4de1583a1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb4a521ed27 in ?? () from /usr/lib/x86_64-linux-gnu/gstreamer-0.10/libgstximagesink.so
#5  0x00007fb4de13d0f5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fb4de5f0f6e in start_thread (arg=0x7fb49bffe700) at pthread_create.c:311
#7  0x00007fb4e152e9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7fb49b5c7700 (LWP 5102)):
[KCrash Handler]
#5  __memcpy_ssse3_back () at ../sysdeps/x86_64/multiarch/memcpy-ssse3-back.S:516
#6  0x00007fb4998dc7ee in av_image_copy_plane () from /usr/lib/x86_64-linux-gnu/libavutil.so.51
#7  0x00007fb4998dc907 in av_image_copy () from /usr/lib/x86_64-linux-gnu/libavutil.so.51
#8  0x00007fb499d5b571 in av_picture_copy () from /usr/lib/x86_64-linux-gnu/libavcodec.so.53
#9  0x00007fb49abab5fe in get_output_buffer (outbuf=0x7fb49b5c6a20, ffmpegdec=0x7fb4b8051ba0) at gstffmpegdec.c:1625
#10 gst_ffmpegdec_video_frame (ret=0x7fb49b5c6bb4, outbuf=0x7fb49b5c6a20, dec_info=0x7fb4b8051f20, size=<optimized out>, data=<optimized out>, ffmpegdec=0x7fb4b8051ba0) at gstffmpegdec.c:1890
#11 gst_ffmpegdec_frame (ffmpegdec=ffmpegdec@entry=0x7fb4b8051ba0, data=<optimized out>, size=<optimized out>, got_data=got_data@entry=0x7fb49b5c6bb0, dec_info=0x7fb4b8051f20, ret=ret@entry=0x7fb49b5c6bb4) at gstffmpegdec.c:2270
#12 0x00007fb49abad802 in gst_ffmpegdec_chain (pad=<optimized out>, inbuf=0x7fb494bbe670) at gstffmpegdec.c:2717
#13 0x00007fb4b1aa2831 in gst_pad_push (pad=0x3b7ac40, buffer=buffer@entry=0x7fb494bbe670) at gstpad.c:4710
#14 0x00007fb4a5a6cb01 in gst_single_queue_push_one (object=0x7fb494bbe670, sq=0x7fb4b800d820, mq=0x254b5e0) at gstmultiqueue.c:1087
#15 gst_multi_queue_loop (pad=<optimized out>) at gstmultiqueue.c:1318
#16 0x00007fb4b1ac7d64 in gst_task_func (task=0x2484d10) at gsttask.c:327
#17 0x00007fb4de13dab6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007fb4de13d0f5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007fb4de5f0f6e in start_thread (arg=0x7fb49b5c7700) at pthread_create.c:311
#20 0x00007fb4e152e9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7fb492e65700 (LWP 5106)):
#0  __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
#1  0x00007fb4de5f3177 in _L_lock_1035 () from /lib/x86_64-linux-gnu/libpthread.so.0
#2  0x00007fb4de5f3009 in __GI___pthread_mutex_lock (mutex=0x3bc5430) at pthread_mutex_lock.c:85
#3  0x00007fb4de0ece31 in g_static_rec_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb4b1a9a111 in post_activate (pad=0x3bd9210, new_mode=<optimized out>) at gstpad.c:660
#5  0x00007fb4b1aa17e0 in post_activate (new_mode=GST_ACTIVATE_NONE, pad=0x3bd9210) at gstpad.c:993
#6  gst_pad_activate_push (pad=pad@entry=0x3bd9210, active=active@entry=0) at gstpad.c:963
#7  0x00007fb4b1aa1c67 in gst_pad_set_active (pad=pad@entry=0x3bd9210, active=0) at gstpad.c:718
#8  0x00007fb4b1a83d71 in activate_pads (pad=0x3bd9210, ret=0x7fb492e63fd0, active=<optimized out>) at gstelement.c:2845
#9  0x00007fb4b1a94ebe in gst_iterator_fold (it=it@entry=0x7fb488031720, func=func@entry=0x7fb4b1a83d60 <activate_pads>, ret=ret@entry=0x7fb492e63fd0, user_data=user_data@entry=0x7fb492e6403c) at gstiterator.c:549
#10 0x00007fb4b1a83deb in iterator_activate_fold_with_resync (iter=iter@entry=0x7fb488031720, func=func@entry=0x7fb4b1a83d60 <activate_pads>, user_data=user_data@entry=0x7fb492e6403c) at gstelement.c:2876
#11 0x00007fb4b1a8639d in gst_element_pads_activate (element=element@entry=0x384f640, active=active@entry=0) at gstelement.c:2920
#12 0x00007fb4b1a86674 in gst_element_change_state_func (element=0x384f640, transition=<optimized out>) at gstelement.c:3002
#13 0x00007fb4b1a88182 in gst_element_change_state (element=element@entry=0x384f640, transition=transition@entry=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2761
#14 0x00007fb4b1a887f3 in gst_element_set_state_func (element=0x384f640, state=GST_STATE_NULL) at gstelement.c:2717
#15 0x00007fb4b1d534c1 in ?? () from /usr/lib/x86_64-linux-gnu/qt4/plugins/phonon_backend/phonon_gstreamer.so
#16 0x00007fb4b1d56cdf in ?? () from /usr/lib/x86_64-linux-gnu/qt4/plugins/phonon_backend/phonon_gstreamer.so
#17 0x00007fb4b1d56e59 in ?? () from /usr/lib/x86_64-linux-gnu/qt4/plugins/phonon_backend/phonon_gstreamer.so
#18 0x00007fb4b7dccbb4 in Phonon::MediaNodePrivate::deleteBackendObject() () from /usr/lib/x86_64-linux-gnu/libphonon.so.4
#19 0x00007fb4b7dba0fe in ?? () from /usr/lib/x86_64-linux-gnu/libphonon.so.4
#20 0x00007fb4b7dba3c9 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon.so.4
#21 0x00007fb4e1470071 in __run_exit_handlers (status=1, listp=0x7fb4e17f56a8 <__exit_funcs>, run_list_atexit=run_list_atexit@entry=true) at exit.c:77
#22 0x00007fb4e14700f5 in __GI_exit (status=<optimized out>) at exit.c:99
#23 0x00007fb4d66da2e4 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#24 0x00007fb4e35ef620 in KApplication::xioErrhandler(_XDisplay*) () from /usr/lib/libkdeui.so.5
#25 0x00007fb4e045464e in _XIOError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#26 0x00007fb4e04527c5 in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#27 0x00007fb4e044e10d in XSync () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#28 0x00007fb4a521bea9 in ?? () from /usr/lib/x86_64-linux-gnu/gstreamer-0.10/libgstximagesink.so
#29 0x00007fb4a521c507 in ?? () from /usr/lib/x86_64-linux-gnu/gstreamer-0.10/libgstximagesink.so
#30 0x00007fb4b0a51166 in gst_base_sink_pad_buffer_alloc (pad=pad@entry=0x3b81ae0, offset=offset@entry=0, size=size@entry=17898048, caps=caps@entry=0x7fb488002580, buf=buf@entry=0x7fb492e647e8) at gstbasesink.c:671
#31 0x00007fb4b1a9d925 in gst_pad_buffer_alloc_unchecked (buf=0x7fb492e647e8, caps=0x7fb488002580, size=17898048, offset=0, pad=0x3b81ae0) at gstpad.c:3022
#32 gst_pad_alloc_buffer_full (pad=0x3b81c60, offset=offset@entry=0, size=size@entry=17898048, caps=caps@entry=0x7fb488002580, buf=buf@entry=0x7fb492e647e8, setcaps=setcaps@entry=0) at gstpad.c:3099
#33 0x00007fb4b1a9f788 in gst_pad_alloc_buffer (pad=<optimized out>, offset=offset@entry=0, size=size@entry=17898048, caps=caps@entry=0x7fb488002580, buf=buf@entry=0x7fb492e647e8) at gstpad.c:3210
#34 0x00007fb4b0a649d6 in gst_base_transform_buffer_alloc (pad=pad@entry=0x3b81960, offset=offset@entry=0, size=size@entry=17898048, caps=caps@entry=0x7fb488002580, buf=buf@entry=0x7fb492e647e8) at gstbasetransform.c:2090
#35 0x00007fb4b1a9d925 in gst_pad_buffer_alloc_unchecked (buf=0x7fb492e647e8, caps=0x7fb488002580, size=17898048, offset=0, pad=0x3b81960) at gstpad.c:3022
#36 gst_pad_alloc_buffer_full (pad=0x3b97390, offset=0, size=17898048, caps=caps@entry=0x7fb488002580, buf=buf@entry=0x7fb492e647e8, setcaps=setcaps@entry=0) at gstpad.c:3099
#37 0x00007fb4b1a9f788 in gst_pad_alloc_buffer (pad=<optimized out>, offset=<optimized out>, size=<optimized out>, caps=caps@entry=0x7fb488002580, buf=buf@entry=0x7fb492e647e8) at gstpad.c:3210
#38 0x00007fb4b0a68626 in gst_base_transform_prepare_output_buffer (out_buf=0x7fb492e647e8, in_buf=0x7fb48001a490, trans=0x3b0c4f0) at gstbasetransform.c:1535
#39 gst_base_transform_handle_buffer (trans=trans@entry=0x3b0c4f0, inbuf=inbuf@entry=0x7fb48001a490, outbuf=outbuf@entry=0x7fb492e647e8) at gstbasetransform.c:2481
#40 0x00007fb4b0a68c5e in gst_base_transform_chain (pad=pad@entry=0x3b97210, buffer=buffer@entry=0x7fb48001a490) at gstbasetransform.c:2639
#41 0x00007fb4b1a9edb3 in gst_pad_chain_data_unchecked (cache=<optimized out>, data=0x7fb48001a490, is_buffer=1, pad=0x3b97210) at gstpad.c:4271
#42 gst_pad_push_data (pad=pad@entry=0x3b97c90, is_buffer=is_buffer@entry=1, data=data@entry=0x7fb48001a490, cache=<optimized out>, cache@entry=0x7fb492e648b0) at gstpad.c:4506
#43 0x00007fb4b1aa2729 in gst_pad_push (pad=0x3b97c90, buffer=0x7fb48001a490) at gstpad.c:4730
#44 0x00007fb4b0a68cf5 in gst_base_transform_chain (pad=pad@entry=0x3b97b10, buffer=buffer@entry=0x7fb4c8006f30) at gstbasetransform.c:2674
#45 0x00007fb4b1a9edb3 in gst_pad_chain_data_unchecked (cache=<optimized out>, data=0x7fb4c8006f30, is_buffer=1, pad=0x3b97b10) at gstpad.c:4271
#46 gst_pad_push_data (pad=pad@entry=0x3b97990, is_buffer=is_buffer@entry=1, data=data@entry=0x7fb4c8006f30, cache=<optimized out>, cache@entry=0x7fb492e649e0) at gstpad.c:4506
#47 0x00007fb4b1aa2729 in gst_pad_push (pad=0x3b97990, buffer=0x7fb4c8006f30) at gstpad.c:4730
#48 0x00007fb4b0a68cf5 in gst_base_transform_chain (pad=pad@entry=0x3b97810, buffer=buffer@entry=0x7fb4c8006f30) at gstbasetransform.c:2674
#49 0x00007fb4b1a9edb3 in gst_pad_chain_data_unchecked (cache=<optimized out>, data=0x7fb4c8006f30, is_buffer=1, pad=0x3b97810) at gstpad.c:4271
#50 gst_pad_push_data (pad=pad@entry=0x3b97090, is_buffer=is_buffer@entry=1, data=data@entry=0x7fb4c8006f30, cache=<optimized out>, cache@entry=0x7fb492e64b10) at gstpad.c:4506
#51 0x00007fb4b1aa2729 in gst_pad_push (pad=0x3b97090, buffer=0x7fb4c8006f30) at gstpad.c:4730
#52 0x00007fb4b0a68cf5 in gst_base_transform_chain (pad=pad@entry=0x3b81de0, buffer=buffer@entry=0x7fb4c8006f30) at gstbasetransform.c:2674
#53 0x00007fb4b1a9edb3 in gst_pad_chain_data_unchecked (cache=<optimized out>, data=0x7fb4c8006f30, is_buffer=1, pad=0x3b81de0) at gstpad.c:4271
#54 gst_pad_push_data (pad=pad@entry=0x3b97690, is_buffer=is_buffer@entry=1, data=data@entry=0x7fb4c8006f30, cache=<optimized out>, cache@entry=0x7fb492e64c40) at gstpad.c:4506
#55 0x00007fb4b1aa2729 in gst_pad_push (pad=0x3b97690, buffer=buffer@entry=0x7fb4c8006f30) at gstpad.c:4730
#56 0x00007fb4a5a71329 in gst_queue_push_one (queue=0x3a68d80) at gstqueue.c:1156
#57 gst_queue_loop (pad=<optimized out>) at gstqueue.c:1264
#58 0x00007fb4b1ac7d64 in gst_task_func (task=0x7fb4b8009420) at gsttask.c:327
#59 0x00007fb4de13dab6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#60 0x00007fb4de13d0f5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#61 0x00007fb4de5f0f6e in start_thread (arg=0x7fb492e65700) at pthread_create.c:311
#62 0x00007fb4e152e9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7fb492664700 (LWP 5107)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb4de158617 in g_cond_wait () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb4a5a7032d in gst_queue_chain (pad=<optimized out>, buffer=<optimized out>) at gstqueue.c:1014
#3  0x00007fb4b1aa2831 in gst_pad_push (pad=0x3b69240, buffer=0x7fb494bbe170) at gstpad.c:4710
#4  0x00007fb4b1aa2831 in gst_pad_push (pad=pad@entry=0x3b7a040, buffer=0x7fb494bbe170) at gstpad.c:4710
#5  0x00007fb4a5a7b450 in gst_tee_do_push (is_list=0, data=0x7fb494bbe170, pad=0x3b7a040, tee=0x384f640) at gsttee.c:675
#6  gst_tee_handle_data (tee=tee@entry=0x384f640, data=data@entry=0x7fb494bbe170, is_list=is_list@entry=0) at gsttee.c:754
#7  0x00007fb4a5a7b914 in gst_tee_chain (pad=<optimized out>, buffer=0x7fb494bbe170) at gsttee.c:828
#8  0x00007fb4b1aa2831 in gst_pad_push (pad=0x3bd9990, buffer=buffer@entry=0x7fb494bbe170) at gstpad.c:4710
#9  0x00007fb4a5a71329 in gst_queue_push_one (queue=0x3a692a0) at gstqueue.c:1156
#10 gst_queue_loop (pad=<optimized out>) at gstqueue.c:1264
#11 0x00007fb4b1ac7d64 in gst_task_func (task=0x7fb4b8009520) at gsttask.c:327
#12 0x00007fb4de13dab6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007fb4de13d0f5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007fb4de5f0f6e in start_thread (arg=0x7fb492664700) at pthread_create.c:311
#15 0x00007fb4e152e9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7fb491e63700 (LWP 5108)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb4de158617 in g_cond_wait () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb4a5a7032d in gst_queue_chain (pad=<optimized out>, buffer=<optimized out>) at gstqueue.c:1014
#3  0x00007fb4b1aa2831 in gst_pad_push (pad=0x3b69580, buffer=0x7fb494bbe350) at gstpad.c:4710
#4  0x00007fb4b1aa2831 in gst_pad_push (pad=0x3be0a80, buffer=0x7fb494bbe350) at gstpad.c:4710
#5  0x00007fb4b1aa2831 in gst_pad_push (pad=0x7fb49400b340, buffer=0x7fb494bbe350) at gstpad.c:4710
#6  0x00007fb4b0a68cf5 in gst_base_transform_chain (pad=<optimized out>, buffer=0x7fb494bbe350) at gstbasetransform.c:2674
#7  0x00007fb4b1aa2831 in gst_pad_push (pad=0x7fb49400b040, buffer=0x7fb494bbe350) at gstpad.c:4710
#8  0x00007fb4b0a68cf5 in gst_base_transform_chain (pad=<optimized out>, buffer=0x7fb494bbe350) at gstbasetransform.c:2674
#9  0x00007fb4b1aa2831 in gst_pad_push (pad=0x7fb4b8007760, buffer=0x7fb494bbe350) at gstpad.c:4710
#10 0x00007fb4b1aa2831 in gst_pad_push (pad=0x7fb4b80559b0, buffer=buffer@entry=0x7fb494bbe350) at gstpad.c:4710
#11 0x00007fb4a5a71329 in gst_queue_push_one (queue=0x3a69530) at gstqueue.c:1156
#12 gst_queue_loop (pad=<optimized out>) at gstqueue.c:1264
#13 0x00007fb4b1ac7d64 in gst_task_func (task=0x7fb4b8009620) at gsttask.c:327
#14 0x00007fb4de13dab6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007fb4de13d0f5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007fb4de5f0f6e in start_thread (arg=0x7fb491e63700) at pthread_create.c:311
#17 0x00007fb4e152e9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7fb4e45137c0 (LWP 5081)):
#0  0x00007fb4e15206bd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fb4de157670 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb4de1181cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb4de11863b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb4de1187ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb4e1f22a76 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007fb4e29889d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#7  0x00007fb4e1ef45ef in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007fb4e1ef48e5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007fb4e1ef9e5b in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#10 0x0000000000408276 in main (argc=<optimized out>, argv=<optimized out>) at ../../shell/main.cpp:100

Reported using DrKonqi