Bug 293407

Application: dragon (2.0)
KDE Platform Version: 4.7.4 (4.7.4) (Compiled from sources)
Qt Version: 4.8.0
Operating System: Linux 3.2.2-1.fc16.i686 i686
Distribution (Platform): Fedora RPMs

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

I loaded a DVD for opened Dragon Player, clicked on Play DVD and it crashed. Tried a second time and got the same result.

The crash can be reproduced every time.

-- Backtrace:
Application: Dragon Player (dragon), signal: Segmentation fault
Using host libthread_db library "/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0xb7773780 (LWP 2610))]

Thread 5 (Thread 0xb1fffb40 (LWP 2615)):
#0  0x45092001 in __GI_clock_gettime (clock_id=1, tp=0xb1ffef68) at ../sysdeps/unix/clock_gettime.c:116
#1  0x45e01e06 in do_gettime (frac=0xb1ffef60, sec=0xb1ffef58) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0x45eebbf7 in QTimerInfoList::updateCurrentTime (this=0xb20012bc) at kernel/qeventdispatcher_unix.cpp:343
#4  0x45eebf5b in QTimerInfoList::timerWait (this=0xb20012bc, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#5  0x45eea7a3 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xb1fff06c) at kernel/qeventdispatcher_glib.cpp:136
#6  0x45eea83d in timerSourcePrepare (source=0xb2001288, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0x0112bc4c in g_main_context_prepare (context=0xb2001378, priority=0xb1fff0c8) at gmain.c:2762
#8  0x0112ca08 in g_main_context_iterate (context=0xb2001378, block=1, dispatch=1, self=0xb2001408) at gmain.c:3069
#9  0x0112d01f in g_main_context_iteration (context=0xb2001378, may_block=1) at gmain.c:3152
#10 0x45eeb317 in QEventDispatcherGlib::processEvents (this=0xb2001150, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#11 0x45eb74ee in QEventLoop::processEvents (this=0xb1fff200, flags=...) at kernel/qeventloop.cpp:149
#12 0x45eb7799 in QEventLoop::exec (this=0xb1fff200, flags=...) at kernel/qeventloop.cpp:204
#13 0x45d9fb2c in QThread::exec (this=0x955d210) at thread/qthread.cpp:501
#14 0x45e9435e in QInotifyFileSystemWatcherEngine::run (this=0x955d210) at io/qfilesystemwatcher_inotify.cpp:248
#15 0x45da30b1 in QThreadPrivate::start (arg=0x955d210) at thread/qthread_unix.cpp:298
#16 0x4504acd3 in start_thread (arg=0xb1fffb40) at pthread_create.c:309
#17 0x44f8183e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 4 (Thread 0xb13ffb40 (LWP 2617)):
#0  0x00d21416 in __kernel_vsyscall ()
#1  0x4504e85c in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:172
#2  0x48a34a65 in gst_task_func (task=0x95f40c8 [GstTask]) at gsttask.c:303
#3  0x48a35a19 in default_func (tdata=0x95a60a8, pool=0x8f9f008 [GstTaskPool]) at gsttaskpool.c:70
#4  0x011563bf in g_thread_pool_thread_proxy (data=0x8f9f450) at gthreadpool.c:319
#5  0x01153f45 in g_thread_create_proxy (data=0x95b1580) at gthread.c:1962
#6  0x4504acd3 in start_thread (arg=0xb13ffb40) at pthread_create.c:309
#7  0x44f8183e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 3 (Thread 0xb05ffb40 (LWP 2618)):
#0  0x00d21416 in __kernel_vsyscall ()
#1  0x4504e85c in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:172
#2  0x01916b0b in schro_thread_main (ptr=0xb0af00a8) at schroasync-pthread.c:298
#3  0x4504acd3 in start_thread (arg=0xb05ffb40) at pthread_create.c:309
#4  0x44f8183e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 2 (Thread 0xafdfeb40 (LWP 2619)):
#0  0x00d21416 in __kernel_vsyscall ()
#1  0x4504e85c in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:172
#2  0x01916b0b in schro_thread_main (ptr=0xb0af00bc) at schroasync-pthread.c:298
#3  0x4504acd3 in start_thread (arg=0xafdfeb40) at pthread_create.c:309
#4  0x44f8183e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 1 (Thread 0xb7773780 (LWP 2610)):
[KCrash Handler]
#7  gst_dnr_cleanup (fctx=0x0) at gstdnr.c:560
#8  0x05e17789 in gst_dnr_stop (btrans=0xb074f790 [GstDnr]) at gstdnr.c:735
#9  0x48b44df1 in gst_base_transform_activate (trans=0xb074f790 [GstDnr], active=<optimized out>) at gstbasetransform.c:2562
#10 0x48b44ee8 in gst_base_transform_sink_activate_push (pad=0xaf405be8 [GstPad], active=0) at gstbasetransform.c:2576
#11 0x48a09a88 in gst_pad_activate_push (pad=0xaf405be8 [GstPad], active=0) at gstpad.c:953
#12 0x48a0a831 in gst_pad_set_active (pad=0xaf405be8 [GstPad], active=0) at gstpad.c:715
#13 0x489e6a7d in activate_pads (pad=0xaf405be8 [GstPad], ret=0xbf9dea5c, active=0xbf9deabc) at gstelement.c:2802
#14 0x489faf9b in gst_iterator_fold (it=0x966bcb8, func=0x489e6a50 <activate_pads>, ret=0xbf9dea5c, user_data=0xbf9deabc) at gstiterator.c:549
#15 0x489e699d in iterator_activate_fold_with_resync (iter=0x966bcb8, func=0x489e6a50 <activate_pads>, user_data=0xbf9deabc) at gstelement.c:2834
#16 0x489e94e8 in gst_element_pads_activate (element=0xb074f790 [GstDnr], active=0) at gstelement.c:2878
#17 0x489e9849 in gst_element_change_state_func (element=0xb074f790 [GstDnr], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2960
#18 0x489eb87c in gst_element_change_state (element=0xb074f790 [GstDnr], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2718
#19 0x489ec335 in gst_element_set_state_func (element=0xb074f790 [GstDnr], state=GST_STATE_READY) at gstelement.c:2674
#20 0x489eb5c1 in gst_element_set_state (element=0xb074f790 [GstDnr], state=GST_STATE_READY) at gstelement.c:2575
#21 0x489d6986 in gst_bin_element_set_state (next=GST_STATE_READY, current=GST_STATE_PAUSED, start_time=0, base_time=0, element=0xb074f790 [GstDnr], bin=0x95a92a8 [GstAutoConvert]) at gstbin.c:2193
#22 gst_bin_change_state_func (element=0x95a92a8 [GstAutoConvert], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstbin.c:2489
#23 0x026ec3a6 in gst_auto_convert_change_state (element=0x95a92a8 [GstAutoConvert], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstautoconvert.c:344
#24 0x489eb87c in gst_element_change_state (element=0x95a92a8 [GstAutoConvert], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2718
#25 0x489ec335 in gst_element_set_state_func (element=0x95a92a8 [GstAutoConvert], state=GST_STATE_READY) at gstelement.c:2674
#26 0x489eb5c1 in gst_element_set_state (element=0x95a92a8 [GstAutoConvert], state=GST_STATE_READY) at gstelement.c:2575
#27 0x489d6986 in gst_bin_element_set_state (next=GST_STATE_READY, current=GST_STATE_PAUSED, start_time=0, base_time=0, element=0x95a92a8 [GstAutoConvert], bin=0x95c6000 [RsnVideoDec]) at gstbin.c:2193
#28 gst_bin_change_state_func (element=0x95c6000 [RsnVideoDec], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstbin.c:2489
#29 0x0137b531 in rsn_dec_change_state (transition=GST_STATE_CHANGE_PAUSED_TO_READY, element=0x95c6000 [RsnVideoDec]) at rsndec.c:294
#30 rsn_dec_change_state (element=0x95c6000 [RsnVideoDec], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at rsndec.c:267
#31 0x489eb87c in gst_element_change_state (element=0x95c6000 [RsnVideoDec], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2718
#32 0x489ec335 in gst_element_set_state_func (element=0x95c6000 [RsnVideoDec], state=GST_STATE_READY) at gstelement.c:2674
#33 0x489eb5c1 in gst_element_set_state (element=0x95c6000 [RsnVideoDec], state=GST_STATE_READY) at gstelement.c:2575
#34 0x489d6986 in gst_bin_element_set_state (next=GST_STATE_READY, current=GST_STATE_PAUSED, start_time=0, base_time=0, element=0x95c6000 [RsnVideoDec], bin=0x95c3028 [RsnDvdBin]) at gstbin.c:2193
#35 gst_bin_change_state_func (element=0x95c3028 [RsnDvdBin], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstbin.c:2489
#36 0x013778f5 in rsn_dvdbin_change_state (element=0x95c3028 [RsnDvdBin], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at resindvdbin.c:923
#37 0x489eb87c in gst_element_change_state (element=0x95c3028 [RsnDvdBin], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2718
#38 0x489ec335 in gst_element_set_state_func (element=0x95c3028 [RsnDvdBin], state=GST_STATE_READY) at gstelement.c:2674
#39 0x489eb5c1 in gst_element_set_state (element=0x95c3028 [RsnDvdBin], state=GST_STATE_READY) at gstelement.c:2575
#40 0x489d6986 in gst_bin_element_set_state (next=GST_STATE_READY, current=GST_STATE_PAUSED, start_time=0, base_time=0, element=0x95c3028 [RsnDvdBin], bin=0x95a9008 [GstURIDecodeBin]) at gstbin.c:2193
#41 gst_bin_change_state_func (element=0x95a9008 [GstURIDecodeBin], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstbin.c:2489
#42 0x0136754e in gst_uri_decode_bin_change_state (element=0x95a9008 [GstURIDecodeBin], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gsturidecodebin.c:2395
#43 0x489eb87c in gst_element_change_state (element=0x95a9008 [GstURIDecodeBin], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2718
#44 0x489ec335 in gst_element_set_state_func (element=0x95a9008 [GstURIDecodeBin], state=GST_STATE_READY) at gstelement.c:2674
#45 0x489eb5c1 in gst_element_set_state (element=0x95a9008 [GstURIDecodeBin], state=GST_STATE_READY) at gstelement.c:2575
#46 0x489d6986 in gst_bin_element_set_state (next=GST_STATE_READY, current=GST_STATE_PAUSED, start_time=0, base_time=0, element=0x95a9008 [GstURIDecodeBin], bin=0x92d1dd8 [GstPlayBin2]) at gstbin.c:2193
#47 gst_bin_change_state_func (element=0x92d1dd8 [GstPlayBin2], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstbin.c:2489
#48 0x48a0e9f1 in gst_pipeline_change_state (element=0x92d1dd8 [GstPlayBin2], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstpipeline.c:482
#49 0x07f325aa in gst_play_bin_change_state (element=0x92d1dd8 [GstPlayBin2], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstplaybin2.c:3695
#50 0x489eb87c in gst_element_change_state (element=0x92d1dd8 [GstPlayBin2], transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2718
#51 0x489ec335 in gst_element_set_state_func (element=0x92d1dd8 [GstPlayBin2], state=GST_STATE_READY) at gstelement.c:2674
#52 0x489eb5c1 in gst_element_set_state (element=0x92d1dd8 [GstPlayBin2], state=GST_STATE_READY) at gstelement.c:2575
#53 0x05f314e3 in Phonon::Gstreamer::Pipeline::setState (this=0x92cd980, state=GST_STATE_READY) at /usr/src/debug/phonon-backend-gstreamer-4.5.90/gstreamer/pipeline.cpp:223
#54 0x05f28c7a in Phonon::Gstreamer::MediaObject::requestState (this=0x92cc000, state=Phonon::StoppedState) at /usr/src/debug/phonon-backend-gstreamer-4.5.90/gstreamer/mediaobject.cpp:769
#55 0x05f28d18 in Phonon::Gstreamer::MediaObject::stop (this=0x92cc000) at /usr/src/debug/phonon-backend-gstreamer-4.5.90/gstreamer/mediaobject.cpp:410
#56 0x48d04e70 in Phonon::MediaObject::stop (this=0x90700b8) at /usr/src/debug/phonon-4.6.0/phonon/mediaobject.cpp:129
#57 0x48d09cc0 in Phonon::MediaObject::setCurrentSource (this=0x90700b8, newSource=...) at /usr/src/debug/phonon-4.6.0/phonon/mediaobject.cpp:248
#58 0x080621bb in Dragon::VideoWindow::playDisc (this=0x8f66278, device=...) at /usr/src/debug/kdemultimedia-4.7.4/dragonplayer/src/app/videoWindow.cpp:288
#59 0x08073527 in Dragon::MainWindow::playDisc (this=0x8f557c0) at /usr/src/debug/kdemultimedia-4.7.4/dragonplayer/src/app/mainWindow.cpp:653
#60 0x080737b0 in qt_static_metacall (_a=0xbf9dfa40, _id=2, _o=0x8f557c0, _c=<optimized out>) at /usr/src/debug/kdemultimedia-4.7.4/i686-redhat-linux-gnu/dragonplayer/src/app/mainWindow.moc:92
#61 Dragon::MainWindow::qt_static_metacall (_o=0x8f557c0, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbf9dfa40) at /usr/src/debug/kdemultimedia-4.7.4/i686-redhat-linux-gnu/dragonplayer/src/app/mainWindow.moc:83
#62 0x45ecdea1 in QMetaObject::activate (sender=0x8f4eaa0, m=0x807a8c0, local_signal_index=2, argv=0x0) at kernel/qobject.cpp:3547
#63 0x0805c648 in Dragon::LoadView::openDVDPressed (this=0x8f4eaa0) at /usr/src/debug/kdemultimedia-4.7.4/i686-redhat-linux-gnu/dragonplayer/src/app/moc_loadView.cpp:115
#64 0x0805c6d8 in Dragon::LoadView::qt_static_metacall (_o=0x8f4eaa0, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbf9dfb40) at /usr/src/debug/kdemultimedia-4.7.4/i686-redhat-linux-gnu/dragonplayer/src/app/moc_loadView.cpp:54
#65 0x45ecdea1 in QMetaObject::activate (sender=0x8f56df8, m=0x4706eae8, local_signal_index=1, argv=0x0) at kernel/qobject.cpp:3547
#66 0x46e22f46 in QAbstractButton::released (this=0x8f56df8) at .moc/release-shared/moc_qabstractbutton.cpp:213
#67 0x46b13e0e in QAbstractButtonPrivate::emitReleased (this=0x8f4fc80) at widgets/qabstractbutton.cpp:574
#68 0x46b15350 in QAbstractButtonPrivate::click (this=0x8f4fc80) at widgets/qabstractbutton.cpp:537
#69 0x46b15616 in QAbstractButton::mouseReleaseEvent (this=0x8f56df8, e=0xbf9e0244) at widgets/qabstractbutton.cpp:1121
#70 0x46745f5d in QWidget::event (this=0x8f56df8, event=0xbf9e0244) at kernel/qwidget.cpp:8361
#71 0x46b14881 in QAbstractButton::event (this=0x8f56df8, e=0xbf9e0244) at widgets/qabstractbutton.cpp:1080
#72 0x46bb9259 in QPushButton::event (this=0x8f56df8, e=0xbf9e0244) at widgets/qpushbutton.cpp:683
#73 0x466eb134 in notify_helper (e=0xbf9e0244, receiver=0x8f56df8, this=0x8e59898) at kernel/qapplication.cpp:4550
#74 QApplicationPrivate::notify_helper (this=0x8e59898, receiver=0x8f56df8, e=0xbf9e0244) at kernel/qapplication.cpp:4522
#75 0x466f12ca in QApplication::notify (this=0x8e59898, receiver=0x8f56df8, e=0xbf9e0244) at kernel/qapplication.cpp:4093
#76 0x0030d972 in KApplication::notify (this=0xbf9e0a84, receiver=0x8f56df8, event=0xbf9e0244) at /usr/src/debug/kdelibs-4.7.4/kdeui/kernel/kapplication.cpp:311
#77 0x45eb85fe in QCoreApplication::notifyInternal (this=0xbf9e0a84, receiver=0x8f56df8, event=0xbf9e0244) at kernel/qcoreapplication.cpp:876
#78 0x466ec106 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:231
#79 QApplicationPrivate::sendMouseEvent (receiver=0x8f56df8, event=0xbf9e0244, alienWidget=0x8f56df8, nativeWidget=0x8f4eaa0, buttonDown=0x47077ed4, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3161
#80 0x46775e6c in QETWidget::translateMouseEvent (this=0x8f4eaa0, event=0xbf9e06fc) at kernel/qapplication_x11.cpp:4520
#81 0x46774e4d in QApplication::x11ProcessEvent (this=0xbf9e0a84, event=0xbf9e06fc) at kernel/qapplication_x11.cpp:3641
#82 0x4679fe05 in x11EventSourceDispatch (s=0x8e5c900, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:148
#83 0x0112c62f in g_main_dispatch (context=0x8e5ba20) at gmain.c:2441
#84 g_main_context_dispatch (context=0x8e5ba20) at gmain.c:3011
#85 0x0112cd70 in g_main_context_iterate (context=0x8e5ba20, block=18069520, dispatch=1, self=0x8e587c0) at gmain.c:3089
#86 0x0112d01f in g_main_context_iteration (context=0x8e5ba20, may_block=1) at gmain.c:3152
#87 0x45eeb2b8 in QEventDispatcherGlib::processEvents (this=0x8e36988, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#88 0x4679fa9b in QGuiEventDispatcherGlib::processEvents (this=0x8e36988, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#89 0x45eb74ee in QEventLoop::processEvents (this=0xbf9e0a04, flags=...) at kernel/qeventloop.cpp:149
#90 0x45eb7799 in QEventLoop::exec (this=0xbf9e0a04, flags=...) at kernel/qeventloop.cpp:204
#91 0x45ebc93b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#92 0x466e8f35 in QApplication::exec () at kernel/qapplication.cpp:3811
#93 0x0805c013 in main (argc=1, argv=0xbf9e0be4) at /usr/src/debug/kdemultimedia-4.7.4/dragonplayer/src/app/main.cpp:57

Possible duplicates by query: bug 291323.

Reported using DrKonqi