Bug 387327

Application: dragon (17.04.1)

Qt Version: 5.9.2
Frameworks Version: 5.38.0
Operating System: Linux 4.13.13-200.fc26.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed:
I selected "open Video with FDragon Player" from the menu when a Video DVD has been inserted in the DVD player

-- Backtrace:
Application: Dragon Player (dragon), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f23cc174940 (LWP 3473))]

Thread 8 (Thread 0x7f239109c700 (LWP 3483)):
[KCrash Handler]
#6  0x00007f23c02845f6 in gst_element_factory_get_static_pad_templates () from /lib64/libgstreamer-1.0.so.0
#7  0x00007f2396151f27 in factory_can_intersect () from /usr/lib64/gstreamer-1.0/libgstautoconvert.so
#8  0x00007f2396152f05 in gst_auto_convert_getcaps () from /usr/lib64/gstreamer-1.0/libgstautoconvert.so
#9  0x00007f239615367f in gst_auto_convert_sink_query () from /usr/lib64/gstreamer-1.0/libgstautoconvert.so
#10 0x00007f23c02a05a8 in gst_pad_query () from /lib64/libgstreamer-1.0.so.0
#11 0x00007f23c02a0bd2 in gst_pad_peer_query () from /lib64/libgstreamer-1.0.so.0
#12 0x00007f23c02d6438 in query_caps_func () from /lib64/libgstreamer-1.0.so.0
#13 0x00007f23c029f14e in gst_pad_forward () from /lib64/libgstreamer-1.0.so.0
#14 0x00007f23c02d8eda in gst_pad_proxy_query_caps () from /lib64/libgstreamer-1.0.so.0
#15 0x00007f23c029f490 in gst_pad_query_default () from /lib64/libgstreamer-1.0.so.0
#16 0x00007f23c02a05a8 in gst_pad_query () from /lib64/libgstreamer-1.0.so.0
#17 0x00007f23c02a0bd2 in gst_pad_peer_query () from /lib64/libgstreamer-1.0.so.0
#18 0x00007f23c02dbcac in gst_pad_peer_query_caps () from /lib64/libgstreamer-1.0.so.0
#19 0x00007f23965ad81b in gst_mpegv_parse_get_caps () from /usr/lib64/gstreamer-1.0/libgstvideoparsersbad.so
#20 0x00007f23bb39e360 in gst_base_parse_sink_query_default () from /lib64/libgstbase-1.0.so.0
#21 0x00007f23965adb07 in gst_mpegv_parse_sink_query () from /usr/lib64/gstreamer-1.0/libgstvideoparsersbad.so
#22 0x00007f23bb39ba02 in gst_base_parse_sink_query () from /lib64/libgstbase-1.0.so.0
#23 0x00007f23c02a05a8 in gst_pad_query () from /lib64/libgstreamer-1.0.so.0
#24 0x00007f23c02d969c in gst_pad_query_caps () from /lib64/libgstreamer-1.0.so.0
#25 0x00007f2396c09ef8 in can_sink_caps () from /usr/lib64/gstreamer-1.0/libgstresindvd.so
#26 0x00007f2396c0a07b in demux_pad_added () from /usr/lib64/gstreamer-1.0/libgstresindvd.so
#27 0x00007f23c1f65bde in ffi_call_unix64 () from /lib64/libffi.so.6
#28 0x00007f23c1f6554f in ffi_call () from /lib64/libffi.so.6
#29 0x00007f23baa11b09 in g_cclosure_marshal_generic () from /lib64/libgobject-2.0.so.0
#30 0x00007f23baa1130d in g_closure_invoke () from /lib64/libgobject-2.0.so.0
#31 0x00007f23baa2396e in signal_emit_unlocked_R () from /lib64/libgobject-2.0.so.0
#32 0x00007f23baa2c195 in g_signal_emit_valist () from /lib64/libgobject-2.0.so.0
#33 0x00007f23baa2caff in g_signal_emit () from /lib64/libgobject-2.0.so.0
#34 0x00007f23c027f1c8 in gst_element_add_pad () from /lib64/libgstreamer-1.0.so.0
#35 0x00007f2396c164d2 in gst_flups_demux_get_stream () from /usr/lib64/gstreamer-1.0/libgstresindvd.so
#36 0x00007f2396c177e8 in gst_flups_demux_sink_event () from /usr/lib64/gstreamer-1.0/libgstresindvd.so
#37 0x00007f23c0298e17 in gst_pad_send_event_unchecked () from /lib64/libgstreamer-1.0.so.0
#38 0x00007f23c0299291 in gst_pad_push_event_unchecked () from /lib64/libgstreamer-1.0.so.0
#39 0x00007f23c02a3406 in gst_pad_push_event () from /lib64/libgstreamer-1.0.so.0
#40 0x00007f2396c12598 in rsn_dvdsrc_create () from /usr/lib64/gstreamer-1.0/libgstresindvd.so
#41 0x00007f23bb3ba6b9 in gst_base_src_get_range () from /lib64/libgstbase-1.0.so.0
#42 0x00007f23bb3bc39b in gst_base_src_loop () from /lib64/libgstbase-1.0.so.0
#43 0x00007f23c02cd9d9 in gst_task_func () from /lib64/libgstreamer-1.0.so.0
#44 0x00007f23d1d1bee0 in g_thread_pool_thread_proxy () from /lib64/libglib-2.0.so.0
#45 0x00007f23d1d1b516 in g_thread_proxy () from /lib64/libglib-2.0.so.0
#46 0x00007f23d6c8936d in start_thread () from /lib64/libpthread.so.0
#47 0x00007f23d8b76e1f in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f2391aa6700 (LWP 3482)):
#0  0x00007f23d8b717b9 in syscall () from /lib64/libc.so.6
#1  0x00007f23d1d395bf in g_cond_wait () from /lib64/libglib-2.0.so.0
#2  0x00007f23c029669a in do_probe_callbacks () from /lib64/libgstreamer-1.0.so.0
#3  0x00007f23c02991c3 in gst_pad_push_event_unchecked () from /lib64/libgstreamer-1.0.so.0
#4  0x00007f23c02996b9 in push_sticky () from /lib64/libgstreamer-1.0.so.0
#5  0x00007f23c02972df in events_foreach () from /lib64/libgstreamer-1.0.so.0
#6  0x00007f23c02a33af in gst_pad_push_event () from /lib64/libgstreamer-1.0.so.0
#7  0x00007f23a718428d in gst_selector_pad_event () from /usr/lib64/gstreamer-1.0/libgstcoreelements.so
#8  0x00007f23c0298e17 in gst_pad_send_event_unchecked () from /lib64/libgstreamer-1.0.so.0
#9  0x00007f23c0299291 in gst_pad_push_event_unchecked () from /lib64/libgstreamer-1.0.so.0
#10 0x00007f23c02996b9 in push_sticky () from /lib64/libgstreamer-1.0.so.0
#11 0x00007f23c02972df in events_foreach () from /lib64/libgstreamer-1.0.so.0
#12 0x00007f23c02a33af in gst_pad_push_event () from /lib64/libgstreamer-1.0.so.0
#13 0x00007f23c02a38e4 in event_forward_func () from /lib64/libgstreamer-1.0.so.0
#14 0x00007f23c029f14e in gst_pad_forward () from /lib64/libgstreamer-1.0.so.0
#15 0x00007f23c029f24d in gst_pad_event_default () from /lib64/libgstreamer-1.0.so.0
#16 0x00007f23c0298e17 in gst_pad_send_event_unchecked () from /lib64/libgstreamer-1.0.so.0
#17 0x00007f23c0299291 in gst_pad_push_event_unchecked () from /lib64/libgstreamer-1.0.so.0
#18 0x00007f23c02996b9 in push_sticky () from /lib64/libgstreamer-1.0.so.0
#19 0x00007f23c02972df in events_foreach () from /lib64/libgstreamer-1.0.so.0
#20 0x00007f23c02a33af in gst_pad_push_event () from /lib64/libgstreamer-1.0.so.0
#21 0x00007f23c02a38e4 in event_forward_func () from /lib64/libgstreamer-1.0.so.0
#22 0x00007f23c029f14e in gst_pad_forward () from /lib64/libgstreamer-1.0.so.0
#23 0x00007f23c029f24d in gst_pad_event_default () from /lib64/libgstreamer-1.0.so.0
#24 0x00007f23c0298e17 in gst_pad_send_event_unchecked () from /lib64/libgstreamer-1.0.so.0
#25 0x00007f23c0299291 in gst_pad_push_event_unchecked () from /lib64/libgstreamer-1.0.so.0
#26 0x00007f23c02996b9 in push_sticky () from /lib64/libgstreamer-1.0.so.0
#27 0x00007f23c02972df in events_foreach () from /lib64/libgstreamer-1.0.so.0
#28 0x00007f23c02a33af in gst_pad_push_event () from /lib64/libgstreamer-1.0.so.0
#29 0x00007f23a7192fd3 in gst_queue_loop () from /usr/lib64/gstreamer-1.0/libgstcoreelements.so
#30 0x00007f23c02cd9d9 in gst_task_func () from /lib64/libgstreamer-1.0.so.0
#31 0x00007f23d1d1bee0 in g_thread_pool_thread_proxy () from /lib64/libglib-2.0.so.0
#32 0x00007f23d1d1b516 in g_thread_proxy () from /lib64/libglib-2.0.so.0
#33 0x00007f23d6c8936d in start_thread () from /lib64/libpthread.so.0
#34 0x00007f23d8b76e1f in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f23ba0c4700 (LWP 3481)):
#0  0x00007f23d8b3ac0d in nanosleep () from /lib64/libc.so.6
#1  0x00007f23d1d1cbef in g_usleep () from /lib64/libglib-2.0.so.0
#2  0x00007f23b8b521b4 in gst_xv_image_sink_event_thread () from /usr/lib64/gstreamer-1.0/libgstxvimagesink.so
#3  0x00007f23d1d1b516 in g_thread_proxy () from /lib64/libglib-2.0.so.0
#4  0x00007f23d6c8936d in start_thread () from /lib64/libpthread.so.0
#5  0x00007f23d8b76e1f in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f23a6941700 (LWP 3480)):
#0  0x00007f23d8b6ad2d in poll () from /lib64/libc.so.6
#1  0x00007f23d551fc01 in poll_func () from /lib64/libpulse.so.0
#2  0x00007f23d55115c0 in pa_mainloop_poll () from /lib64/libpulse.so.0
#3  0x00007f23d5511c50 in pa_mainloop_iterate () from /lib64/libpulse.so.0
#4  0x00007f23d5511ce0 in pa_mainloop_run () from /lib64/libpulse.so.0
#5  0x00007f23d551fb49 in thread () from /lib64/libpulse.so.0
#6  0x00007f23d0b653a8 in internal_thread_func () from /usr/lib64/pulseaudio/libpulsecommon-11.1.so
#7  0x00007f23d6c8936d in start_thread () from /lib64/libpthread.so.0
#8  0x00007f23d8b76e1f in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f23a7bc1700 (LWP 3478)):
#0  0x00007f23d6c8f90b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f23af45d14b in util_queue_thread_func () from /usr/lib64/dri/nouveau_dri.so
#2  0x00007f23af45d067 in impl_thrd_routine () from /usr/lib64/dri/nouveau_dri.so
#3  0x00007f23d6c8936d in start_thread () from /lib64/libpthread.so.0
#4  0x00007f23d8b76e1f in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f23c11fd700 (LWP 3475)):
#0  0x00007f23d8b6ad2d in poll () from /lib64/libc.so.6
#1  0x00007f23d1cf4579 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f23d1cf468c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f23d999249b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f23d994022a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f23d979199a in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f23d9bae689 in QDBusConnectionManager::run() () from /lib64/libQt5DBus.so.5
#7  0x00007f23d9795c72 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f23d6c8936d in start_thread () from /lib64/libpthread.so.0
#9  0x00007f23d8b76e1f in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f23c37a9700 (LWP 3474)):
#0  0x00007f23d8b6ad2d in poll () from /lib64/libc.so.6
#1  0x00007f23d594cc97 in _xcb_conn_wait () from /lib64/libxcb.so.1
#2  0x00007f23d594ea8a in xcb_wait_for_event () from /lib64/libxcb.so.1
#3  0x00007f23c54d4259 in QXcbEventReader::run() () from /lib64/libQt5XcbQpa.so.5
#4  0x00007f23d9795c72 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#5  0x00007f23d6c8936d in start_thread () from /lib64/libpthread.so.0
#6  0x00007f23d8b76e1f in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f23cc174940 (LWP 3473)):
#0  0x00007f23d996971f in QMetaObject::activate(QObject*, int, int, void**) () from /lib64/libQt5Core.so.5
#1  0x00007f23d999244e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#2  0x00007f23d994022a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#3  0x00007f23d9948884 in QCoreApplication::exec() () from /lib64/libQt5Core.so.5
#4  0x000055e59055a3ae in main ()

Reported using DrKonqi