Application: gwenview (4.14.0 pre)
KDE Platform Version: 4.14.4
Qt Version: 4.8.6
Operating System: Linux 3.18.8-201.fc21.i686+PAE i686
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed:

viewing photograps, worked many times before but crashes frequently since the latest update which included new qt5 and kernel versions.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Gwenview (gwenview), signal: Segmentation fault
Using host libthread_db library "/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0xb76c6840 (LWP 11459))]

Thread 8 (Thread 0xb4af3b40 (LWP 11460)):
#0  0x41f6de60 in g_mutex_lock () at /lib/libglib-2.0.so.0
#1  0x41f22f0b in g_main_context_check () at /lib/libglib-2.0.so.0
#2  0x41f234ba in g_main_context_iterate.isra () at /lib/libglib-2.0.so.0
#3  0x41f23669 in g_main_context_iteration () at /lib/libglib-2.0.so.0
#4  0x43029daf in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/libQtCore.so.4
#5  0x42ff4652 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/libQtCore.so.4
#6  0x42ff49f9 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/libQtCore.so.4
#7  0x42ece004 in QThread::exec() () at /lib/libQtCore.so.4
#8  0x42fd26b1 in QInotifyFileSystemWatcherEngine::run() () at /lib/libQtCore.so.4
#9  0x42ed0d1b in QThreadPrivate::start(void*) () at /lib/libQtCore.so.4
#10 0x41d8a313 in start_thread () at /lib/libpthread.so.0
#11 0x41c60f2e in clone () at /lib/libc.so.6

Thread 7 (Thread 0xb29ceb40 (LWP 11469)):
#0  0xffffffff in __kernel_vsyscall ()
#1  0x41c5429b in poll () at /lib/libc.so.6
#2  0x47af8e1e in poll_func () at /lib/libpulse.so.0
#3  0x47ae6bcb in pa_mainloop_poll () at /lib/libpulse.so.0
#4  0x47ae7471 in pa_mainloop_iterate () at /lib/libpulse.so.0
#5  0x47ae7544 in pa_mainloop_run () at /lib/libpulse.so.0
#6  0x47af8dac in thread () at /lib/libpulse.so.0
#7  0x479fdeee in internal_thread_func () at /usr/lib/pulseaudio/libpulsecommon-5.0.so
#8  0x41d8a313 in start_thread () at /lib/libpthread.so.0
#9  0x41c60f2e in clone () at /lib/libc.so.6

Thread 6 (Thread 0x9ffd6b40 (LWP 11470)):
#0  0xffffffff in __kernel_vsyscall ()
#1  0x41c5b0a7 in syscall () at /lib/libc.so.6
#2  0x41f6e00f in g_cond_wait () at /lib/libglib-2.0.so.0
#3  0x47c10011 in gst_task_func () at /lib/libgstreamer-1.0.so.0
#4  0x47c10e60 in default_func () at /lib/libgstreamer-1.0.so.0
#5  0x41f4d6d3 in g_thread_pool_thread_proxy () at /lib/libglib-2.0.so.0
#6  0x41f4cbeb in g_thread_proxy () at /lib/libglib-2.0.so.0
#7  0x41d8a313 in start_thread () at /lib/libpthread.so.0
#8  0x41c60f2e in clone () at /lib/libc.so.6

Thread 5 (Thread 0x9e8ebb40 (LWP 11471)):
#0  0xffffffff in __kernel_vsyscall ()
#1  0x41c5b0a7 in syscall () at /lib/libc.so.6
#2  0x41f6e00f in g_cond_wait () at /lib/libglib-2.0.so.0
#3  0x47d558ea in gst_data_queue_push () at /lib/libgstbase-1.0.so.0
#4  0xffffffff in gst_multi_queue_chain () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#5  0x47bdc325 in gst_pad_push_data () at /lib/libgstreamer-1.0.so.0
#6  0xffffffff in gst_ts_demux_push_pending_data () at /usr/lib/gstreamer-1.0/libgstmpegtsdemux.so
#7  0xffffffff in gst_ts_demux_push () at /usr/lib/gstreamer-1.0/libgstmpegtsdemux.so
#8  0xffffffff in mpegts_base_chain () at /usr/lib/gstreamer-1.0/libgstmpegtsdemux.so
#9  0xffffffff in mpegts_base_loop () at /usr/lib/gstreamer-1.0/libgstmpegtsdemux.so
#10 0x47c0fd67 in gst_task_func () at /lib/libgstreamer-1.0.so.0
#11 0x47c10e60 in default_func () at /lib/libgstreamer-1.0.so.0
#12 0x41f4d6d3 in g_thread_pool_thread_proxy () at /lib/libglib-2.0.so.0
#13 0x41f4cbeb in g_thread_proxy () at /lib/libglib-2.0.so.0
#14 0x41d8a313 in start_thread () at /lib/libpthread.so.0
#15 0x41c60f2e in clone () at /lib/libc.so.6

Thread 4 (Thread 0x9e0eab40 (LWP 11472)):
#0  0xffffffff in __kernel_vsyscall ()
#1  0x41c5b0a7 in syscall () at /lib/libc.so.6
#2  0x41f6e00f in g_cond_wait () at /lib/libglib-2.0.so.0
#3  0x47bd8612 in do_probe_callbacks () at /lib/libgstreamer-1.0.so.0
#4  0x47bdbde2 in gst_pad_push_data () at /lib/libgstreamer-1.0.so.0
#5  0xffffffff in gst_multi_queue_loop () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#6  0x47c0fd67 in gst_task_func () at /lib/libgstreamer-1.0.so.0
#7  0x47c10e60 in default_func () at /lib/libgstreamer-1.0.so.0
#8  0x41f4d6d3 in g_thread_pool_thread_proxy () at /lib/libglib-2.0.so.0
#9  0x41f4cbeb in g_thread_proxy () at /lib/libglib-2.0.so.0
#10 0x41d8a313 in start_thread () at /lib/libpthread.so.0
#11 0x41c60f2e in clone () at /lib/libc.so.6

Thread 3 (Thread 0x9d8e9b40 (LWP 11473)):
#0  0xffffffff in __kernel_vsyscall ()
#1  0x41c5b0a7 in syscall () at /lib/libc.so.6
#2  0x41f6e00f in g_cond_wait () at /lib/libglib-2.0.so.0
#3  0x47bd8612 in do_probe_callbacks () at /lib/libgstreamer-1.0.so.0
#4  0x47be2c91 in gst_pad_peer_query () at /lib/libgstreamer-1.0.so.0
#5  0x47ea9dfc in gst_audio_decoder_negotiate_default () at /lib/libgstaudio-1.0.so.0
#6  0x47ea9451 in check_pending_reconfigure () at /lib/libgstaudio-1.0.so.0
#7  0x47eaa673 in gst_audio_decoder_finish_frame () at /lib/libgstaudio-1.0.so.0
#8  0xffffffff in gst_a52dec_handle_frame () at /usr/lib/gstreamer-1.0/libgsta52dec.so
#9  0x47ea6e2a in gst_audio_decoder_handle_frame.isra () at /lib/libgstaudio-1.0.so.0
#10 0x47ea7167 in gst_audio_decoder_push_buffers () at /lib/libgstaudio-1.0.so.0
#11 0x47ea75eb in gst_audio_decoder_chain_forward () at /lib/libgstaudio-1.0.so.0
#12 0x47ea8ab8 in gst_audio_decoder_chain () at /lib/libgstaudio-1.0.so.0
#13 0xffffffff in gst_a52dec_chain () at /usr/lib/gstreamer-1.0/libgsta52dec.so
#14 0x47bdc325 in gst_pad_push_data () at /lib/libgstreamer-1.0.so.0
#15 0x47d48acf in gst_base_transform_chain () at /lib/libgstbase-1.0.so.0
#16 0x47bdc325 in gst_pad_push_data () at /lib/libgstreamer-1.0.so.0
#17 0x47d207a9 in gst_base_parse_push_frame () at /lib/libgstbase-1.0.so.0
#18 0x47d24aa0 in gst_base_parse_finish_frame () at /lib/libgstbase-1.0.so.0
#19 0xffffffff in gst_ac3_parse_handle_frame () at /usr/lib/gstreamer-1.0/libgstaudioparsers.so
#20 0x47d1b43f in gst_base_parse_handle_buffer () at /lib/libgstbase-1.0.so.0
#21 0x47d2148c in gst_base_parse_chain () at /lib/libgstbase-1.0.so.0
#22 0x47bdc325 in gst_pad_push_data () at /lib/libgstreamer-1.0.so.0
#23 0xffffffff in gst_multi_queue_loop () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#24 0x47c0fd67 in gst_task_func () at /lib/libgstreamer-1.0.so.0
#25 0x47c10e60 in default_func () at /lib/libgstreamer-1.0.so.0
#26 0x41f4d6d3 in g_thread_pool_thread_proxy () at /lib/libglib-2.0.so.0
#27 0x41f4cbeb in g_thread_proxy () at /lib/libglib-2.0.so.0
#28 0x41d8a313 in start_thread () at /lib/libpthread.so.0
#29 0x41c60f2e in clone () at /lib/libc.so.6

Thread 2 (Thread 0x9d0e8b40 (LWP 11474)):
[KCrash Handler]
#6  0xffffffff in __vaDriverInit_0_36 () at /usr/lib/dri/i965_drv_video.so
#7  0xffffffff in va_openDriver () at /lib/libva.so.1
#8  0xffffffff in vaInitialize () at /lib/libva.so.1
#9  0xffffffff in gst_vaapi_display_new () at /lib/libgstvaapi-1.4.so.0
#10 0xffffffff in gst_vaapi_display_drm_new () at /lib/libgstvaapi-drm-1.4.so.0
#11 0xffffffff in gst_vaapi_ensure_display () at /usr/lib/gstreamer-1.0/libgstvaapi.so
#12 0xffffffff in gst_vaapi_plugin_base_ensure_display () at /usr/lib/gstreamer-1.0/libgstvaapi.so
#13 0xffffffff in gst_vaapidecode_query () at /usr/lib/gstreamer-1.0/libgstvaapi.so
#14 0x47be2714 in gst_pad_query () at /lib/libgstreamer-1.0.so.0
#15 0x47c18cd1 in gst_pad_query_caps () at /lib/libgstreamer-1.0.so.0
#16 0x47bd8f82 in gst_pad_link_prepare () at /lib/libgstreamer-1.0.so.0
#17 0x47be52d0 in gst_pad_link_full () at /lib/libgstreamer-1.0.so.0
#18 0x47be559c in gst_pad_link () at /lib/libgstreamer-1.0.so.0
#19 0xffffffff in analyze_new_pad () at /usr/lib/gstreamer-1.0/libgstplayback.so
#20 0xffffffff in pad_added_cb () at /usr/lib/gstreamer-1.0/libgstplayback.so
#21 0xffffffff in caps_notify_cb () at /usr/lib/gstreamer-1.0/libgstplayback.so
#22 0x422ee09e in g_cclosure_marshal_VOID__PARAM () at /lib/libgobject-2.0.so.0
#23 0x422eb655 in g_closure_invoke () at /lib/libgobject-2.0.so.0
#24 0x422fe424 in signal_emit_unlocked_R () at /lib/libgobject-2.0.so.0
#25 0x4230727e in g_signal_emit_valist () at /lib/libgobject-2.0.so.0
#26 0x42307474 in g_signal_emit () at /lib/libgobject-2.0.so.0
#27 0x422ef8ef in g_object_dispatch_properties_changed () at /lib/libgobject-2.0.so.0
#28 0x47b976b3 in gst_object_dispatch_properties_changed () at /lib/libgstreamer-1.0.so.0
#29 0x422f2388 in g_object_notify_by_pspec () at /lib/libgobject-2.0.so.0
#30 0x47bd9a34 in store_sticky_event () at /lib/libgstreamer-1.0.so.0
#31 0x47be4955 in gst_pad_push_event () at /lib/libgstreamer-1.0.so.0
#32 0x47d47b01 in gst_base_transform_setcaps () at /lib/libgstbase-1.0.so.0
#33 0x47d48ed2 in gst_base_transform_sink_eventfunc () at /lib/libgstbase-1.0.so.0
#34 0xffffffff in gst_capsfilter_sink_event () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#35 0x47d4330d in gst_base_transform_sink_event () at /lib/libgstbase-1.0.so.0
#36 0x47bda8af in gst_pad_send_event_unchecked () at /lib/libgstreamer-1.0.so.0
#37 0x47bdb1d6 in gst_pad_push_event_unchecked () at /lib/libgstreamer-1.0.so.0
#38 0x47bdb6c0 in push_sticky () at /lib/libgstreamer-1.0.so.0
#39 0x47bd934f in events_foreach () at /lib/libgstreamer-1.0.so.0
#40 0x47be4a14 in gst_pad_push_event () at /lib/libgstreamer-1.0.so.0
#41 0xffffffff in gst_h264_parse_update_src_caps () at /usr/lib/gstreamer-1.0/libgstvideoparsersbad.so
#42 0xffffffff in gst_h264_parse_parse_frame () at /usr/lib/gstreamer-1.0/libgstvideoparsersbad.so
#43 0xffffffff in gst_h264_parse_handle_frame () at /usr/lib/gstreamer-1.0/libgstvideoparsersbad.so
#44 0x47d1b43f in gst_base_parse_handle_buffer () at /lib/libgstbase-1.0.so.0
#45 0x47d2148c in gst_base_parse_chain () at /lib/libgstbase-1.0.so.0
#46 0x47bdc325 in gst_pad_push_data () at /lib/libgstreamer-1.0.so.0
#47 0x47d48acf in gst_base_transform_chain () at /lib/libgstbase-1.0.so.0
#48 0x47bdc325 in gst_pad_push_data () at /lib/libgstreamer-1.0.so.0
#49 0x47d207a9 in gst_base_parse_push_frame () at /lib/libgstbase-1.0.so.0
#50 0x47d24aa0 in gst_base_parse_finish_frame () at /lib/libgstbase-1.0.so.0
#51 0xffffffff in gst_h264_parse_handle_frame () at /usr/lib/gstreamer-1.0/libgstvaapi_parse.so
#52 0x47d1b43f in gst_base_parse_handle_buffer () at /lib/libgstbase-1.0.so.0
#53 0x47d2148c in gst_base_parse_chain () at /lib/libgstbase-1.0.so.0
#54 0x47bdc325 in gst_pad_push_data () at /lib/libgstreamer-1.0.so.0
#55 0xffffffff in gst_multi_queue_loop () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#56 0x47c0fd67 in gst_task_func () at /lib/libgstreamer-1.0.so.0
#57 0x47c10e60 in default_func () at /lib/libgstreamer-1.0.so.0
#58 0x41f4d6d3 in g_thread_pool_thread_proxy () at /lib/libglib-2.0.so.0
#59 0x41f4cbeb in g_thread_proxy () at /lib/libglib-2.0.so.0
#60 0x41d8a313 in start_thread () at /lib/libpthread.so.0
#61 0x41c60f2e in clone () at /lib/libc.so.6

Thread 1 (Thread 0xb76c6840 (LWP 11459)):
#0  0xffffffff in __kernel_vsyscall ()
#1  0x41d91e5b in read () at /lib/libpthread.so.0
#2  0x41f6c7b6 in g_wakeup_acknowledge () at /lib/libglib-2.0.so.0
#3  0x41f22fd7 in g_main_context_check () at /lib/libglib-2.0.so.0
#4  0x41f234ba in g_main_context_iterate.isra () at /lib/libglib-2.0.so.0
#5  0x41f23669 in g_main_context_iteration () at /lib/libglib-2.0.so.0
#6  0x43029d94 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/libQtCore.so.4
#7  0x43915ccc in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/libQtGui.so.4
#8  0x42ff4652 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/libQtCore.so.4
#9  0x42ff49f9 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/libQtCore.so.4
#10 0x42ffaa8b in QCoreApplication::exec() () at /lib/libQtCore.so.4
#11 0x43859865 in QApplication::exec() () at /lib/libQtGui.so.4
#12 0x08066c60 in main ()

Reported using DrKonqi