https://bugs.kde.org/show_bug.cgi?id=433356

--- Comment #1 from Mina <842m...@gmail.com> ---
Application: Kdenlive (kdenlive), signal: Segmentation fault
Content of s_kcrashErrorMessage: (null)
[New LWP 22467]
[New LWP 22470]
[New LWP 22472]
[New LWP 22473]
[New LWP 22474]
[New LWP 22475]
[New LWP 22476]
[New LWP 22477]
[New LWP 22485]
[New LWP 22486]
[New LWP 22487]
[New LWP 22488]
[New LWP 22515]
[New LWP 22520]
[New LWP 47341]
[New LWP 53391]
[New LWP 53392]
[New LWP 53393]
[New LWP 53394]
[New LWP 53395]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f09b2405aff in __GI___poll (fds=fds@entry=0x7ffdcbbfeb68,
nfds=nfds@entry=1, timeout=timeout@entry=1000) at
../sysdeps/unix/sysv/linux/poll.c:29
[Current thread is 1 (Thread 0x7f09ae8008c0 (LWP 22463))]

Thread 21 (Thread 0x7f08e3fff700 (LWP 53395)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x564f8acff734) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x564f8acff6e0,
cond=0x564f8acff708) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x564f8acff708, mutex=0x564f8acff6e0) at
pthread_cond_wait.c:638
#3  0x00007f09961cde7d in  () at /usr/lib/x86_64-linux-gnu/mlt/libmltsdl2.so
#4  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#5  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f095f7bc700 (LWP 53394)):
#0  getpid () at ../sysdeps/unix/syscall-template.S:60
#1  0x00007f09b0c24f50 in pa_detect_fork () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.99.so
#2  0x00007f09b193946c in pa_stream_writable_size () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f0998e2bacd in  () at /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#4  0x00007f0998d7d6be in  () at /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#5  0x00007f0998dcd720 in  () at /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#6  0x00007f0998e4613d in  () at /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#7  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#8  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f095e761700 (LWP 53393)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x564f89972768) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x564f89972718,
cond=0x564f89972740) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x564f89972740, mutex=0x564f89972718) at
pthread_cond_wait.c:638
#3  0x00007f09b444fe79 in  () at /usr/lib/x86_64-linux-gnu/libmlt.so.6
#4  0x0000564f855c91f1 in RenderThread::run() (this=0x7f0934101900) at
./src/monitor/glwidget.cpp:1443
#5  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x7f0934101900) at
thread/qthread_unix.cpp:329
#6  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f095efbb700 (LWP 53392)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x564f8acff768) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x564f8acff770,
cond=0x564f8acff740) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x564f8acff740, mutex=0x564f8acff770) at
pthread_cond_wait.c:638
#3  0x00007f09961cea73 in  () at /usr/lib/x86_64-linux-gnu/mlt/libmltsdl2.so
#4  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#5  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f0978b82700 (LWP 53391)):
#0  __GI___libc_read (fd=18, buf=0x7f0978b81cae, nbytes=10) at
../sysdeps/unix/sysv/linux/read.c:25
#1  0x00007f09b0c35975 in pa_read () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.99.so
#2  0x00007f09b1930416 in pa_mainloop_prepare () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f09b1930eb4 in pa_mainloop_iterate () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f09b1930f70 in pa_mainloop_run () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f0998e2bcb3 in  () at /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#6  0x00007f0998dcd720 in  () at /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#7  0x00007f0998e4613d in  () at /usr/lib/x86_64-linux-gnu/libSDL2-2.0.so.0
#8  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f09295ff700 (LWP 47341)):
#0  __GI___libc_read (nbytes=10, buf=0x7f09295feb1e, fd=65) at
../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=65, buf=0x7f09295feb1e, nbytes=10) at
../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f09b0c35975 in pa_read () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.99.so
#3  0x00007f09b1930416 in pa_mainloop_prepare () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f09b1930eb4 in pa_mainloop_iterate () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f09b1930f70 in pa_mainloop_run () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f09b193f11d in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#7  0x00007f09b0c6472c in  () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.99.so
#8  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f095df60700 (LWP 22520)):
#0  0x00007f09b0fa9368 in g_mutex_unlock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f09b0f5c05d in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f0910000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f095df5fce0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f09b28f9a12 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x564f8be4ab50) at
thread/qthread_unix.cpp:329
#7  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#8  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f096bffa700 (LWP 22515)):
#0  0x00007f09b0f58734 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f09b0f5a185 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f09b0f5baff in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09b0f5c152 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f0941e55700, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f096bff9ca0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007f09b28f9a12 in QThread::exec() (this=this@entry=0x564f929949f0) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007f09b46e938a in QQuickPixmapReader::run() (this=0x564f929949f0) at
util/qquickpixmapcache.cpp:1024
#9  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x564f929949f0) at
thread/qthread_unix.cpp:329
#10 0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#11 0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f0952229700 (LWP 22488)):
#0  __GI___libc_read (nbytes=16, buf=0x7f0952228ad0, fd=40) at
../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=40, buf=0x7f0952228ad0, nbytes=16) at
../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f09b0fa489f in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09b0f5bcfe in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f09b0f5c152 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f093c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f0952228ce0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007f09b28f9a12 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x7f0948153910) at
thread/qthread_unix.cpp:329
#10 0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#11 0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f0952bfd700 (LWP 22487)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x564f8bfead04) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x564f8bfeacb0,
cond=0x564f8bfeacd8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x564f8bfeacd8, mutex=0x564f8bfeacb0) at
pthread_cond_wait.c:638
#3  0x00007f09b2900d1b in QWaitConditionPrivate::wait(QDeadlineTimer)
(deadline=..., this=0x564f8bfeacb0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer)
(this=this@entry=0x564f8c4980a8, mutex=mutex@entry=0x564f8c4980a0,
deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f09b47ae814 in QSGRenderThreadEventQueue::takeEvent(bool)
(wait=true, this=0x564f8c498098) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore()
(this=this@entry=0x564f8c498000) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007f09b47aec89 in QSGRenderThread::run() (this=0x564f8c498000) at
scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x564f8c498000) at
thread/qthread_unix.cpp:329
#9  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f09533fe700 (LWP 22486)):
#0  0x00007f09b2405b07 in __GI___poll (fds=<optimized out>, nfds=<optimized
out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f09b0f5c1ae in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f0944000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f09533fdce0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f09b28f9a12 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x7f094c155700) at
thread/qthread_unix.cpp:329
#7  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#8  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f0953bff700 (LWP 22485)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x564f8c4a7080) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x564f8c4a7030,
cond=0x564f8c4a7058) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x564f8c4a7058, mutex=0x564f8c4a7030) at
pthread_cond_wait.c:638
#3  0x00007f09b2900d1b in QWaitConditionPrivate::wait(QDeadlineTimer)
(deadline=..., this=0x564f8c4a7030) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer)
(this=this@entry=0x564f8c4a6f38, mutex=mutex@entry=0x564f8c4a6f30,
deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f09b47ae814 in QSGRenderThreadEventQueue::takeEvent(bool)
(wait=true, this=0x564f8c4a6f28) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore()
(this=this@entry=0x564f8c4a6e90) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007f09b47aec89 in QSGRenderThread::run() (this=0x564f8c4a6e90) at
scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x564f8c4a6e90) at
thread/qthread_unix.cpp:329
#9  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f0979d00700 (LWP 22477)):
#0  __libc_enable_asynccancel () at
../sysdeps/unix/sysv/linux/x86_64/cancellation.S:56
#1  0x00007f09b2405ae7 in __GI___poll (fds=0x7f0970005800, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#2  0x00007f09b0f5c1ae in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f0970000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f0979cffca0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f09b28f9a12 in QThread::exec() (this=this@entry=0x564f8a523510) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f09b46e938a in QQuickPixmapReader::run() (this=0x564f8a523510) at
util/qquickpixmapcache.cpp:1024
#8  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x564f8a523510) at
thread/qthread_unix.cpp:329
#9  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f097afbe700 (LWP 22476)):
#0  0x00007f09b0f5a09d in g_source_ref () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f09b0f5a168 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f09b0f5baff in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09b0f5c152 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f096c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f097afbdcc0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007f09b28f9a12 in QThread::exec() (this=this@entry=0x564f8a319ba0) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007f09b32adfa9 in QQmlThreadPrivate::run() (this=0x564f8a319ba0) at
qml/ftw/qqmlthread.cpp:155
#9  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x564f8a319ba0) at
thread/qthread_unix.cpp:329
#10 0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#11 0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f097b7bf700 (LWP 22475)):
#0  0x00007f09b2405aff in __GI___poll (fds=0x7f0974005880, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f09b0f5c1ae in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f0974000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f097b7beca0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f09b28f9a12 in QThread::exec() (this=this@entry=0x564f8a31f900) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f09b46e938a in QQuickPixmapReader::run() (this=0x564f8a31f900) at
util/qquickpixmapcache.cpp:1024
#7  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x564f8a31f900) at
thread/qthread_unix.cpp:329
#8  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f098cb88700 (LWP 22474)):
#0  0x00007f09b2405ad8 in __GI___poll (fds=0x7f09800039c0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f09b0f5c1ae in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f0980000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f098cb87cc0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f09b28f9a12 in QThread::exec() (this=this@entry=0x564f8a0c6c10) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f09b32adfa9 in QQmlThreadPrivate::run() (this=0x564f8a0c6c10) at
qml/ftw/qqmlthread.cpp:155
#7  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x564f8a0c6c10) at
thread/qthread_unix.cpp:329
#8  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f098ddc9700 (LWP 22473)):
#0  0x00007f09b2405aff in __GI___poll (fds=0x7f097c003190, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f09b0f5c1ae in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f097c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f098ddc8cc0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f09b28f9a12 in QThread::exec() (this=this@entry=0x564f89fc6720) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f09b32adfa9 in QQmlThreadPrivate::run() (this=0x564f89fc6720) at
qml/ftw/qqmlthread.cpp:155
#7  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x564f89fc6720) at
thread/qthread_unix.cpp:329
#8  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f098f08b700 (LWP 22472)):
#0  0x00007f09b28fb143 in QMutex::unlock() (this=this@entry=0x564f89cd1680) at
/usr/include/c++/9/bits/atomic_base.h:769
#1  0x00007f09b2b3aec2 in QMutexLocker::unlock() (this=<synthetic pointer>) at
../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#2  QMutexLocker::~QMutexLocker() (this=<synthetic pointer>,
__in_chrg=<optimized out>) at
../../include/QtCore/../../src/corelib/thread/qmutex.h:243
#3  QThreadData::canWaitLocked() (this=0x564f89cd1650) at
../../include/QtCore/5.15.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:272
#4  postEventSourcePrepare(GSource*, gint*) (s=0x7f0984003660,
timeout=0x7f098f08aaf4) at kernel/qeventdispatcher_glib.cpp:260
#5  0x00007f09b0f5b72f in g_main_context_prepare () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f09b0f5c0db in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f0984000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#9  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f098f08acc0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#10 0x00007f09b28f9a12 in QThread::exec() (this=this@entry=0x564f89ccf3d0) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#11 0x00007f09b32adfa9 in QQmlThreadPrivate::run() (this=0x564f89ccf3d0) at
qml/ftw/qqmlthread.cpp:155
#12 0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x564f89ccf3d0) at
thread/qthread_unix.cpp:329
#13 0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#14 0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f099572b700 (LWP 22470)):
#0  0x00007f09b0fa9368 in g_mutex_unlock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f09b0f5bbd9 in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f09b0f5c152 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f0988000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f099572acc0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f09b28f9a12 in QThread::exec() (this=this@entry=0x564f889c9040) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f09b32adfa9 in QQmlThreadPrivate::run() (this=0x564f889c9040) at
qml/ftw/qqmlthread.cpp:155
#8  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x564f889c9040) at
thread/qthread_unix.cpp:329
#9  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f09a6228700 (LWP 22467)):
#0  0x00007f09b2405aff in __GI___poll (fds=0x7f09a0005a80, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f09b0f5c1ae in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09b2b3afbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f09a0000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f09a6227cb0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f09b28f9a12 in QThread::exec() (this=this@entry=0x7f09b4272d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f09b41eef4b in QDBusConnectionManager::run() (this=0x7f09b4272d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:179
#7  0x00007f09b28fabac in QThreadPrivate::start(void*) (arg=0x7f09b4272d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:329
#8  0x00007f09b18e8609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f09b2412293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f09ae8008c0 (LWP 22463)):
[KCrash Handler]
#6  0x00007f09b3cbeea0 in QWidget::window() const (this=0x564f9db9f6d0) at
../../include/QtCore/../../src/corelib/global/qflags.h:146
#7  0x00007f09b3e90e1a in QWidgetTextControlPrivate::contextMenuEvent(QPoint
const&, QPointF const&, QWidget*) (this=this@entry=0x564f980f36d0,
screenPos=..., docPos=..., contextWidget=contextWidget@entry=0x0) at
widgets/qwidgettextcontrol.cpp:1945
#8  0x00007f09b3e93099 in QWidgetTextControl::processEvent(QEvent*, QTransform
const&, QWidget*) (this=<optimized out>, e=0x7ffdcbbffa20, transform=...,
contextWidget=0x0) at widgets/qwidgettextcontrol.cpp:1133
#9  0x00007f09b3e88afe in QWidgetTextControl::processEvent(QEvent*, QPointF
const&, QWidget*) (this=this@entry=0x564f93043c40, e=e@entry=0x7ffdcbbffa20,
coordinateOffset=..., contextWidget=contextWidget@entry=0x0) at
widgets/qwidgettextcontrol.cpp:998
#10 0x00007f09b3f99f30 in QGraphicsTextItemPrivate::sendControlEvent(QEvent*)
(e=0x7ffdcbbffa20, this=<optimized out>) at
../../include/QtCore/../../src/corelib/tools/qpoint.h:291
#11 QGraphicsTextItem::contextMenuEvent(QGraphicsSceneContextMenuEvent*)
(this=<optimized out>, event=0x7ffdcbbffa20) at
graphicsview/qgraphicsitem.cpp:10405
#12 0x00007f09b3fa8b7c in QGraphicsItem::sceneEvent(QEvent*)
(this=this@entry=0x564f9db9f6e0, event=event@entry=0x7ffdcbbffa20) at
graphicsview/qgraphicsitem.cpp:6898
#13 0x00007f09b3fa8d78 in QGraphicsTextItem::sceneEvent(QEvent*)
(this=0x564f9db9f6d0, event=0x7ffdcbbffa20) at
graphicsview/qgraphicsitem.cpp:10280
#14 0x00007f09b3fca532 in
QGraphicsScene::contextMenuEvent(QGraphicsSceneContextMenuEvent*)
(this=<optimized out>, contextMenuEvent=0x7ffdcbbffa20) at
graphicsview/qgraphicsscene.cpp:3603
#15 0x00007f09b3fdc610 in QGraphicsScene::event(QEvent*) (this=0x564f918c90b0,
event=0x7ffdcbbffa20) at graphicsview/qgraphicsscene.cpp:3390
#16 0x00007f09b3c94dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x564f918c90b0, e=0x7ffdcbbffa20) at
kernel/qapplication.cpp:3632
#17 0x00007f09b3c9dbb8 in QApplication::notify(QObject*, QEvent*) () at
kernel/qapplication.cpp:3156
#18 0x00007f09b2ae069a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x564f918c90b0, event=0x7ffdcbbffa20) at
../../include/QtCore/5.15.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#19 0x00007f09b3ffb075 in QGraphicsView::contextMenuEvent(QContextMenuEvent*)
(this=0x564f92cd57a0, event=0x7ffdcbbfff20) at
/usr/include/c++/9/bits/atomic_base.h:413
#20 0x00007f09b3cd7c06 in QWidget::event(QEvent*)
(this=this@entry=0x564f92cd57a0, event=event@entry=0x7ffdcbbfff20) at
kernel/qwidget.cpp:8663
#21 0x00007f09b3d87f82 in QFrame::event(QEvent*) (this=0x564f92cd57a0,
e=0x7ffdcbbfff20) at widgets/qframe.cpp:550
#22 0x00007f09b3ffaaa1 in QGraphicsView::viewportEvent(QEvent*)
(this=0x564f92cd57a0, event=0x7ffdcbbfff20) at
graphicsview/qgraphicsview.cpp:3014
#23 0x00007f09b2ae0403 in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*)
(event=<optimized out>, receiver=<optimized out>) at
kernel/qcoreapplication.cpp:1189
#24 QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*)
(receiver=receiver@entry=0x564f90d9b400, event=event@entry=0x7ffdcbbfff20) at
kernel/qcoreapplication.cpp:1178
#25 0x00007f09b3c94db2 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x564f90d9b400, e=0x7ffdcbbfff20) at
kernel/qapplication.cpp:3626
#26 0x00007f09b3c9e96c in QApplication::notify(QObject*, QEvent*) () at
kernel/qapplication.cpp:3238
#27 0x00007f09b2ae069a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x564f90d9b400, event=0x7ffdcbbfff20) at
../../include/QtCore/5.15.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#28 0x00007f09b3cf350c in QWidgetWindow::handleMouseEvent(QMouseEvent*) () at
kernel/qwidgetwindow.cpp:691
#29 0x00007f09b3cf6174 in QWidgetWindow::event(QEvent*) (this=0x564f9ac2e4f0,
event=0x7ffdcbc003e0) at kernel/qwidgetwindow.cpp:300
#30 0x00007f09b3c94dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x564f9ac2e4f0, e=0x7ffdcbc003e0) at
kernel/qapplication.cpp:3632
#31 0x00007f09b3c9dbb8 in QApplication::notify(QObject*, QEvent*) () at
kernel/qapplication.cpp:3156
#32 0x00007f09b2ae069a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x564f9ac2e4f0, event=0x7ffdcbc003e0) at
../../include/QtCore/5.15.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#33 0x00007f09b359f4e8 in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() at kernel/qguiapplication.cpp:2282
#34 0x00007f09b35a0b55 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
(e=0x564f8fe709e0) at kernel/qguiapplication.cpp:2002
#35 0x00007f09b35787ac in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(flags=flags@entry=...) at kernel/qwindowsysteminterface.cpp:1169
#36 0x00007f09ae0c2d7e in xcbSourceDispatch(GSource*, GSourceFunc, gpointer)
(source=<optimized out>) at qxcbeventdispatcher.cpp:105
#37 0x00007f09b0f5bfbd in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007f09b0f5c240 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f09b2b3afa2 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x564f86f27150, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#41 0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffdcbc00780, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#42 0x00007f09b3ea044d in QDialog::exec() (this=this@entry=0x7ffdcbc00960) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#43 0x0000564f85400974 in Bin::showTitleWidget(std::shared_ptr<ProjectClip>
const&) (this=this@entry=0x564f878885d0, clip=std::shared_ptr<class
ProjectClip> (use count 6, weak count 2) = {...}) at ./src/bin/bin.cpp:3686
#44 0x0000564f85401403 in Bin::slotItemDoubleClicked(QModelIndex const&, QPoint
const&, unsigned int) (this=this@entry=0x564f878885d0, ix=..., pos=...,
modifiers=modifiers@entry=0) at ./src/bin/bin.cpp:2389
#45 0x0000564f854015c2 in Bin::eventFilter(QObject*, QEvent*)
(this=0x564f878885d0, obj=<optimized out>, event=0x7ffdcbc01590) at
/usr/include/x86_64-linux-gnu/qt5/QtGui/qevent.h:121
#46 0x00007f09b2ae0403 in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*)
(event=<optimized out>, receiver=<optimized out>) at
kernel/qcoreapplication.cpp:1189
#47 QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*)
(receiver=receiver@entry=0x564f8bb26810, event=event@entry=0x7ffdcbc01590) at
kernel/qcoreapplication.cpp:1178
#48 0x00007f09b3c94db2 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x564f8bb26810, e=0x7ffdcbc01590) at
kernel/qapplication.cpp:3626
#49 0x00007f09b3c9de77 in QApplication::notify(QObject*, QEvent*) () at
kernel/qapplication.cpp:3076
#50 0x00007f09b2ae069a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x564f8bb26810, event=0x7ffdcbc01590) at
../../include/QtCore/5.15.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#51 0x00007f09b3c9d0a7 in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool)
(receiver=0x564f8bb26810, event=0x7ffdcbc01590, alienWidget=0x564f8bb26810,
nativeWidget=0x564f877e0490, buttonDown=<optimized out>, lastMouseReceiver=...,
spontaneous=true, onlyDispatchEnterLeave=false) at kernel/qapplication.cpp:2614
#52 0x00007f09b3cf2e54 in QWidgetWindow::handleMouseEvent(QMouseEvent*) () at
/usr/include/c++/9/bits/atomic_base.h:413
#53 0x00007f09b3cf6174 in QWidgetWindow::event(QEvent*) (this=0x564f8a596a80,
event=0x7ffdcbc01a80) at kernel/qwidgetwindow.cpp:300
#54 0x00007f09b3c94dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x564f8a596a80, e=0x7ffdcbc01a80) at
kernel/qapplication.cpp:3632
#55 0x00007f09b3c9dbb8 in QApplication::notify(QObject*, QEvent*) () at
kernel/qapplication.cpp:3156
#56 0x00007f09b2ae069a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x564f8a596a80, event=0x7ffdcbc01a80) at
../../include/QtCore/5.15.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#57 0x00007f09b359f602 in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() at kernel/qguiapplication.cpp:2326
#58 0x00007f09b35a0b55 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
(e=0x564f917d1da0) at kernel/qguiapplication.cpp:2002
#59 0x00007f09b35787ac in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(flags=flags@entry=...) at kernel/qwindowsysteminterface.cpp:1169
#60 0x00007f09ae0c2d7e in xcbSourceDispatch(GSource*, GSourceFunc, gpointer)
(source=<optimized out>) at qxcbeventdispatcher.cpp:105
#61 0x00007f09b0f5bfbd in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#62 0x00007f09b0f5c240 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#63 0x00007f09b0f5c2e3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#64 0x00007f09b2b3afa2 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x564f86f27150, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#65 0x00007f09b2adf1ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffdcbc01db0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#66 0x00007f09b2ae7354 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#67 0x0000564f852f0869 in main(int, char**) (argc=<optimized out>,
argv=0x7ffdcbc02138) at ./src/main.cpp:263
[Inferior 1 (process 22463) detached]

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