Bug 418139

Summary: kdenlive PID: 3.676 Señal: Segmentation fault (11)
Product: [Applications] kdenlive Reporter: Terrax <francisco53_66>
Component: User Interface & MiscellaneousAssignee: Jean-Baptiste Mardelle <jb>
Status: RESOLVED WORKSFORME    
Severity: normal CC: snd.noise
Priority: NOR    
Version First Reported In: 19.12.2   
Target Milestone: ---   
Platform: Neon   
OS: Other   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Terrax 2020-02-24 14:19:00 UTC 
Application: Kdenlive (kdenlive), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8c1ad02680 (LWP 3676))]

Thread 18 (Thread 0x7f8b7d236700 (LWP 3698)):
#0  getpid () at ../sysdeps/unix/syscall-template.S:60
#1  0x00007f8c07eb5abf in pa_detect_fork () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#2  0x00007f8c0e98682b in pa_stream_writable_size () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f8bd7168f75 in ?? () from /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#4  0x00007f8bd70c8e1e in ?? () from /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#5  0x00007f8bd710fd7c in ?? () from /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#6  0x00007f8bd71850f9 in ?? () from /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#7  0x00007f8c0e53e6db in start_thread (arg=0x7f8b7d236700) at pthread_create.c:463
#8  0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f8b7e7fc700 (LWP 3697)):
#0  0x00007f8c0e5449f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55c0da5782ac) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55c0da578258, cond=0x55c0da578280) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55c0da578280, mutex=0x55c0da578258) at pthread_cond_wait.c:655
#3  0x00007f8c166cdc40 in ?? () from /usr/lib/x86_64-linux-gnu/libmlt.so.6
#4  0x000055c0cfd7a34d in RenderThread::run (this=0x7f8b84000b40) at ./src/monitor/glwidget.cpp:1427
#5  0x00007f8c128e27ec in QThreadPrivate::start (arg=0x7f8b84000b40) at thread/qthread_unix.cpp:342
#6  0x00007f8c0e53e6db in start_thread (arg=0x7f8b7e7fc700) at pthread_create.c:463
#7  0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f8b7effd700 (LWP 3696)):
#0  0x00007fffd33fd99a in clock_gettime ()
#1  0x00007f8c11c30ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f8b7effc990) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f8c12b309e1 in qt_clock_gettime (ts=0x7f8b7effc990, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#4  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5  0x00007f8c12b2f219 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f8b70005110) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007f8c12b2f7f5 in QTimerInfoList::timerWait (this=0x7f8b70005110, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007f8c12b30e3e in timerSourcePrepareHelper (timeout=0x7f8b7effca54, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f8b7effca54) at kernel/qeventdispatcher_glib.cpp:166
#9  0x00007f8c09464b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f8c094654fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f8c094656dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f8c12b310db in QEventDispatcherGlib::processEvents (this=0x7f8b70000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007f8c12ad063a in QEventLoop::exec (this=this@entry=0x7f8b7effcc20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#14 0x00007f8c128e1317 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#15 0x00007f8c128e27ec in QThreadPrivate::start (arg=0x7f8b6c006150) at thread/qthread_unix.cpp:342
#16 0x00007f8c0e53e6db in start_thread (arg=0x7f8b7effd700) at pthread_create.c:463
#17 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f8b7f7fe700 (LWP 3695)):
#0  0x00007f8c0e5449f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55c0db309350) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55c0db309300, cond=0x55c0db309328) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55c0db309328, mutex=0x55c0db309300) at pthread_cond_wait.c:655
#3  0x00007f8c128e8d9b in QWaitConditionPrivate::wait (deadline=..., this=0x55c0db309300) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55c0db775d20, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f8c128e8f19 in QWaitCondition::wait (this=this@entry=0x55c0db775d28, mutex=mutex@entry=0x55c0db775d20, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f8c1446b1d3 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x55c0db775d18) at scenegraph/qsgthreadedrenderloop.cpp:255
#7  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x55c0db775c80) at scenegraph/qsgthreadedrenderloop.cpp:905
#8  0x00007f8c1446b631 in QSGRenderThread::run (this=0x55c0db775c80) at scenegraph/qsgthreadedrenderloop.cpp:1000
#9  0x00007f8c128e27ec in QThreadPrivate::start (arg=0x55c0db775c80) at thread/qthread_unix.cpp:342
#10 0x00007f8c0e53e6db in start_thread (arg=0x7f8b7f7fe700) at pthread_create.c:463
#11 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f8b7ffff700 (LWP 3694)):
#0  0x00007fffd33fd99a in clock_gettime ()
#1  0x00007f8c11c30ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f8b7fffe990) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f8c12b309e1 in qt_clock_gettime (ts=0x7f8b7fffe990, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#4  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5  0x00007f8c12b2f219 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f8b74005110) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007f8c12b2f7f5 in QTimerInfoList::timerWait (this=0x7f8b74005110, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007f8c12b30e3e in timerSourcePrepareHelper (timeout=0x7f8b7fffea54, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f8b7fffea54) at kernel/qeventdispatcher_glib.cpp:166
#9  0x00007f8c09464b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f8c094654fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f8c094656dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f8c12b310db in QEventDispatcherGlib::processEvents (this=0x7f8b74000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007f8c12ad063a in QEventLoop::exec (this=this@entry=0x7f8b7fffec20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#14 0x00007f8c128e1317 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#15 0x00007f8c128e27ec in QThreadPrivate::start (arg=0x7f8b780078f0) at thread/qthread_unix.cpp:342
#16 0x00007f8c0e53e6db in start_thread (arg=0x7f8b7ffff700) at pthread_create.c:463
#17 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f8ba4b6c700 (LWP 3693)):
#0  0x00007f8c0e5449f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55c0d39e5b50) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55c0d39e5b00, cond=0x55c0d39e5b28) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55c0d39e5b28, mutex=0x55c0d39e5b00) at pthread_cond_wait.c:655
#3  0x00007f8c128e8d9b in QWaitConditionPrivate::wait (deadline=..., this=0x55c0d39e5b00) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55c0db2bf370, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f8c128e8f19 in QWaitCondition::wait (this=this@entry=0x55c0db2bf378, mutex=mutex@entry=0x55c0db2bf370, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f8c1446b1d3 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x55c0db2bf368) at scenegraph/qsgthreadedrenderloop.cpp:255
#7  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x55c0db2bf2d0) at scenegraph/qsgthreadedrenderloop.cpp:905
#8  0x00007f8c1446b631 in QSGRenderThread::run (this=0x55c0db2bf2d0) at scenegraph/qsgthreadedrenderloop.cpp:1000
#9  0x00007f8c128e27ec in QThreadPrivate::start (arg=0x55c0db2bf2d0) at thread/qthread_unix.cpp:342
#10 0x00007f8c0e53e6db in start_thread (arg=0x7f8ba4b6c700) at pthread_create.c:463
#11 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f8ba54a7700 (LWP 3690)):
#0  0x00007f8c0e5449f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55c0da746d18) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55c0da746d20, cond=0x55c0da746cf0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55c0da746cf0, mutex=0x55c0da746d20) at pthread_cond_wait.c:655
#3  0x00007f8bcbb741e4 in ?? () from /usr/lib/x86_64-linux-gnu/mlt/libmltsdl2.so
#4  0x00007f8c0e53e6db in start_thread (arg=0x7f8ba54a7700) at pthread_create.c:463
#5  0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f8ba54e8700 (LWP 3689)):
#0  0x00007f8c11c14cf6 in __GI_ppoll (fds=0x55c0da74d350, nfds=3, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1  0x00007f8c0e97dec1 in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f8c0e97e4d0 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f8c0e97e560 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f8bd716913f in ?? () from /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#5  0x00007f8bd710fd7c in ?? () from /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#6  0x00007f8bd71850f9 in ?? () from /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#7  0x00007f8c0e53e6db in start_thread (arg=0x7f8ba54e8700) at pthread_create.c:463
#8  0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f8ba656a700 (LWP 3688)):
#0  0x00007fffd33fd99a in clock_gettime ()
#1  0x00007f8c11c30ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f8ba6569920) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f8c12b309e1 in qt_clock_gettime (ts=0x7f8ba6569920, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#4  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5  0x00007f8c12b2f219 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f8b9c0048b0) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007f8c12b2f7f5 in QTimerInfoList::timerWait (this=0x7f8b9c0048b0, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007f8c12b30e3e in timerSourcePrepareHelper (timeout=0x7f8ba65699e4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f8ba65699e4) at kernel/qeventdispatcher_glib.cpp:166
#9  0x00007f8c09464b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f8c094654fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f8c094656dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f8c12b310db in QEventDispatcherGlib::processEvents (this=0x7f8b9c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007f8c12ad063a in QEventLoop::exec (this=this@entry=0x7f8ba6569bb0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#14 0x00007f8c128e1317 in QThread::exec (this=this@entry=0x55c0d3e289d0) at thread/qthread.cpp:536
#15 0x00007f8c143ada86 in QQuickPixmapReader::run (this=0x55c0d3e289d0) at util/qquickpixmapcache.cpp:987
#16 0x00007f8c128e27ec in QThreadPrivate::start (arg=0x55c0d3e289d0) at thread/qthread_unix.cpp:342
#17 0x00007f8c0e53e6db in start_thread (arg=0x7f8ba656a700) at pthread_create.c:463
#18 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f8ba77fe700 (LWP 3687)):
#0  0x00007fffd33fd99a in clock_gettime ()
#1  0x00007f8c11c30ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f8ba77fd970) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f8c12b309e1 in qt_clock_gettime (ts=0x7f8ba77fd970, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#4  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5  0x00007f8c12b2f219 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f8b980046b0) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007f8c12b2f7f5 in QTimerInfoList::timerWait (this=0x7f8b980046b0, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007f8c12b30e3e in timerSourcePrepareHelper (timeout=0x7f8ba77fda34, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f8ba77fda34) at kernel/qeventdispatcher_glib.cpp:166
#9  0x00007f8c09464b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f8c094654fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f8c094656dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f8c12b310db in QEventDispatcherGlib::processEvents (this=0x7f8b98000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007f8c12ad063a in QEventLoop::exec (this=this@entry=0x7f8ba77fdc00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#14 0x00007f8c128e1317 in QThread::exec (this=this@entry=0x55c0d3c2cf20) at thread/qthread.cpp:536
#15 0x00007f8c13f18605 in QQmlThreadPrivate::run (this=0x55c0d3c2cf20) at qml/ftw/qqmlthread.cpp:155
#16 0x00007f8c128e27ec in QThreadPrivate::start (arg=0x55c0d3c2cf20) at thread/qthread_unix.cpp:342
#17 0x00007f8c0e53e6db in start_thread (arg=0x7f8ba77fe700) at pthread_create.c:463
#18 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f8ba7fff700 (LWP 3686)):
#0  0x00007fffd33fd99a in clock_gettime ()
#1  0x00007f8c11c30ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f8ba7ffe920) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f8c12b309e1 in qt_clock_gettime (ts=0x7f8ba7ffe920, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#4  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5  0x00007f8c12b2f219 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f8ba0005110) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007f8c12b2f7f5 in QTimerInfoList::timerWait (this=0x7f8ba0005110, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007f8c12b30e3e in timerSourcePrepareHelper (timeout=0x7f8ba7ffe9e4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f8ba7ffe9e4) at kernel/qeventdispatcher_glib.cpp:166
#9  0x00007f8c09464b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f8c094654fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f8c094656dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f8c12b310db in QEventDispatcherGlib::processEvents (this=0x7f8ba0000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007f8c12ad063a in QEventLoop::exec (this=this@entry=0x7f8ba7ffebb0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#14 0x00007f8c128e1317 in QThread::exec (this=this@entry=0x55c0d3c2a250) at thread/qthread.cpp:536
#15 0x00007f8c143ada86 in QQuickPixmapReader::run (this=0x55c0d3c2a250) at util/qquickpixmapcache.cpp:987
#16 0x00007f8c128e27ec in QThreadPrivate::start (arg=0x55c0d3c2a250) at thread/qthread_unix.cpp:342
#17 0x00007f8c0e53e6db in start_thread (arg=0x7f8ba7fff700) at pthread_create.c:463
#18 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f8bb56d2700 (LWP 3685)):
#0  0x00007fffd33fd99a in clock_gettime ()
#1  0x00007f8c11c30ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f8bb56d1970) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f8c12b309e1 in qt_clock_gettime (ts=0x7f8bb56d1970, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#4  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5  0x00007f8c12b2f219 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f8bac004ce0) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007f8c12b2f7f5 in QTimerInfoList::timerWait (this=0x7f8bac004ce0, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007f8c12b30e3e in timerSourcePrepareHelper (timeout=0x7f8bb56d1a34, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f8bb56d1a34) at kernel/qeventdispatcher_glib.cpp:166
#9  0x00007f8c09464b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f8c094654fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f8c094656dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f8c12b310db in QEventDispatcherGlib::processEvents (this=0x7f8bac000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007f8c12ad063a in QEventLoop::exec (this=this@entry=0x7f8bb56d1c00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#14 0x00007f8c128e1317 in QThread::exec (this=this@entry=0x55c0d4ed67e0) at thread/qthread.cpp:536
#15 0x00007f8c13f18605 in QQmlThreadPrivate::run (this=0x55c0d4ed67e0) at qml/ftw/qqmlthread.cpp:155
#16 0x00007f8c128e27ec in QThreadPrivate::start (arg=0x55c0d4ed67e0) at thread/qthread_unix.cpp:342
#17 0x00007f8c0e53e6db in start_thread (arg=0x7f8bb56d2700) at pthread_create.c:463
#18 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f8bb6913700 (LWP 3684)):
#0  0x00007fffd33fd99a in clock_gettime ()
#1  0x00007f8c11c30ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f8bb6912970) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f8c12b309e1 in qt_clock_gettime (ts=0x7f8bb6912970, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#4  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5  0x00007f8c12b2f219 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f8ba80044b0) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007f8c12b2f7f5 in QTimerInfoList::timerWait (this=0x7f8ba80044b0, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007f8c12b30e3e in timerSourcePrepareHelper (timeout=0x7f8bb6912a34, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f8bb6912a34) at kernel/qeventdispatcher_glib.cpp:166
#9  0x00007f8c09464b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f8c094654fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f8c094656dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f8c12b310db in QEventDispatcherGlib::processEvents (this=0x7f8ba8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007f8c12ad063a in QEventLoop::exec (this=this@entry=0x7f8bb6912c00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#14 0x00007f8c128e1317 in QThread::exec (this=this@entry=0x55c0d4d99550) at thread/qthread.cpp:536
#15 0x00007f8c13f18605 in QQmlThreadPrivate::run (this=0x55c0d4d99550) at qml/ftw/qqmlthread.cpp:155
#16 0x00007f8c128e27ec in QThreadPrivate::start (arg=0x55c0d4d99550) at thread/qthread_unix.cpp:342
#17 0x00007f8c0e53e6db in start_thread (arg=0x7f8bb6913700) at pthread_create.c:463
#18 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f8bb7954700 (LWP 3683)):
#0  0x00007fffd33fd99a in clock_gettime ()
#1  0x00007f8c11c30ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f8bb7953970) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f8c12b309e1 in qt_clock_gettime (ts=0x7f8bb7953970, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#4  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5  0x00007f8c12b2f219 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f8bb0005110) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007f8c12b2f7f5 in QTimerInfoList::timerWait (this=0x7f8bb0005110, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007f8c12b30e3e in timerSourcePrepareHelper (timeout=0x7f8bb7953a34, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f8bb7953a34) at kernel/qeventdispatcher_glib.cpp:166
#9  0x00007f8c09464b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f8c094654fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f8c094656dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f8c12b310db in QEventDispatcherGlib::processEvents (this=0x7f8bb0000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007f8c12ad063a in QEventLoop::exec (this=this@entry=0x7f8bb7953c00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#14 0x00007f8c128e1317 in QThread::exec (this=this@entry=0x55c0d4b194f0) at thread/qthread.cpp:536
#15 0x00007f8c13f18605 in QQmlThreadPrivate::run (this=0x55c0d4b194f0) at qml/ftw/qqmlthread.cpp:155
#16 0x00007f8c128e27ec in QThreadPrivate::start (arg=0x55c0d4b194f0) at thread/qthread_unix.cpp:342
#17 0x00007f8c0e53e6db in start_thread (arg=0x7f8bb7954700) at pthread_create.c:463
#18 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f8bc9281700 (LWP 3681)):
#0  0x00007fffd33fd99a in clock_gettime ()
#1  0x00007f8c11c30ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f8bc9280970) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f8c12b309e1 in qt_clock_gettime (ts=0x7f8bc9280970, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#4  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5  0x00007f8c12b2f219 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f8bbc004ce0) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007f8c12b2f7f5 in QTimerInfoList::timerWait (this=0x7f8bbc004ce0, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007f8c12b30e3e in timerSourcePrepareHelper (timeout=0x7f8bc9280a34, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f8bc9280a34) at kernel/qeventdispatcher_glib.cpp:166
#9  0x00007f8c09464b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f8c094654fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f8c094656dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f8c12b310db in QEventDispatcherGlib::processEvents (this=0x7f8bbc000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007f8c12ad063a in QEventLoop::exec (this=this@entry=0x7f8bc9280c00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#14 0x00007f8c128e1317 in QThread::exec (this=this@entry=0x55c0d2a20bc0) at thread/qthread.cpp:536
#15 0x00007f8c13f18605 in QQmlThreadPrivate::run (this=0x55c0d2a20bc0) at qml/ftw/qqmlthread.cpp:155
#16 0x00007f8c128e27ec in QThreadPrivate::start (arg=0x55c0d2a20bc0) at thread/qthread_unix.cpp:342
#17 0x00007f8c0e53e6db in start_thread (arg=0x7f8bc9281700) at pthread_create.c:463
#18 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f8bebdf6700 (LWP 3679)):
#0  0x00007f8c11c100b4 in __GI___libc_read (fd=8, buf=0x7f8bebdf59e0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f8c094aa2d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8c094650b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8c09465570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8c094656dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8c12b310db in QEventDispatcherGlib::processEvents (this=0x7f8be4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f8c12ad063a in QEventLoop::exec (this=this@entry=0x7f8bebdf5bf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007f8c128e1317 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#8  0x00007f8c156ac555 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f8c128e27ec in QThreadPrivate::start (arg=0x7f8c15924da0) at thread/qthread_unix.cpp:342
#10 0x00007f8c0e53e6db in start_thread (arg=0x7f8bebdf6700) at pthread_create.c:463
#11 0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f8bf20fc700 (LWP 3678)):
#0  0x00007f8c0e5449f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55c0d16b85ac) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55c0d16b8558, cond=0x55c0d16b8580) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55c0d16b8580, mutex=0x55c0d16b8558) at pthread_cond_wait.c:655
#3  0x00007f8bf343eebb in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f8bf343eab7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f8c0e53e6db in start_thread (arg=0x7f8bf20fc700) at pthread_create.c:463
#6  0x00007f8c11c2188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f8c1ad02680 (LWP 3676)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f8c0abc3401 in QQmlAdaptorModel::rowCount (this=<optimized out>) at qqmladaptormodel.cpp:1003
#8  0x00007f8c0abc3498 in QQmlAdaptorModel::columnAt (this=<optimized out>, index=-1) at qqmladaptormodel.cpp:1019
#9  0x00007f8c0abc6fd5 in non-virtual thunk to VDMAbstractItemModelDataType::modelIndex(QQmlAdaptorModel const&, int) const () at qqmladaptormodel.cpp:493
#10 0x00007f8c0abcc094 in QQmlAdaptorModel::modelIndex (index=<optimized out>, this=<optimized out>) at ../../include/QtQmlModels/5.14.1/QtQmlModels/private/../../../../../src/qmlmodels/qqmladaptormodel_p.h:158
#11 QQmlDelegateModel::modelIndex (this=this@entry=0x55c0da26e8a0, idx=<optimized out>) at qqmldelegatemodel.cpp:559
#12 0x00007f8c0abd9abb in QQmlDelegateModel::qt_static_metacall (_o=_o@entry=0x55c0da26e8a0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=15, _a=_a@entry=0x7fffd33f24b0) at .moc/moc_qqmldelegatemodel_p.cpp:209
#13 0x00007f8c0abd9de5 in QQmlDelegateModel::qt_metacall (this=0x55c0da26e8a0, _c=QMetaObject::InvokeMetaMethod, _id=15, _a=0x7fffd33f24b0) at .moc/moc_qqmldelegatemodel_p.cpp:346
#14 0x00007f8c13eb5e49 in QQmlObjectOrGadget::metacall (this=this@entry=0x7fffd33f27f0, type=type@entry=QMetaObject::InvokeMetaMethod, index=<optimized out>, index@entry=25, argv=<optimized out>) at qml/qqmlobjectorgadget.cpp:51
#15 0x00007f8c13da3835 in CallMethod (object=..., index=<optimized out>, returnType=returnType@entry=41, argCount=<optimized out>, argTypes=<optimized out>, engine=engine@entry=0x55c0d4d9d5c0, callArgs=<optimized out>, callType=<optimized out>) at jsruntime/qv4qobjectwrapper.cpp:1300
#16 0x00007f8c13da523e in CallPrecise (object=..., data=..., engine=engine@entry=0x55c0d4d9d5c0, callArgs=callArgs@entry=0x7f8bb5cd4590, callType=callType@entry=QMetaObject::InvokeMetaMethod) at jsruntime/qv4qobjectwrapper.cpp:1565
#17 0x00007f8c13da5ef1 in QV4::QObjectMethod::callInternal (this=<optimized out>, thisObject=0x7f8bb5cd4540, argv=<optimized out>, argc=<optimized out>) at jsruntime/qv4qobjectwrapper.cpp:2127
#18 0x00007f8c13dd5d16 in QV4::FunctionObject::call (argc=1, argv=0x7f8bb5cd4558, thisObject=0x7f8bb5cd4540, this=0x7fffd33f2958) at jsruntime/qv4functionobject_p.h:202
#19 QV4::Runtime::CallPropertyLookup::call (engine=0x55c0d4d9d5c0, base=..., index=<optimized out>, argv=0x7f8bb5cd4558, argc=1) at jsruntime/qv4runtime.cpp:1452
#20 0x00007f8ba54ffcd6 in ?? ()
#21 0x0000000000000000 in ?? ()
Comment 1 farid 2020-03-03 02:20:28 UTC 
What were you doing fr this to happen? How can I reproduce?
Comment 2 Bug Janitor Service 2020-03-18 04:33:12 UTC 
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least
15 days. Please provide the requested information as soon as
possible and set the bug status as REPORTED. Due to regular bug
tracker maintenance, if the bug is still in NEEDSINFO status with
no change in 30 days the bug will be closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please
mark the bug as REPORTED so that the KDE team knows that the bug is
ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!
Comment 3 Bug Janitor Service 2020-04-02 04:33:12 UTC 
This bug has been in NEEDSINFO status with no change for at least
30 days. The bug is now closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

Thank you for helping us make KDE software even better for everyone!
Comment 4 Jean-Baptiste Mardelle 2020-04-02 08:10:37 UTC 
For the reference, this was caused by an incompatibility between Qt 5.14.x and Kdenlive 19.x. This is now fixed in the upcomming Kdenlive 20.04