Application: plasmashell (5.14.4)

Qt Version: 5.11.1
Frameworks Version: 5.52.0
Operating System: Linux 4.19.6-300.fc29.x86_64 x86_64
Distribution: "Fedora release 29 (Twenty Nine)"

-- Information about the crash:
Selected the Application menu widget to open LibreOffice Writer and it crashed.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8fd0a9ce00 (LWP 2041))]

Thread 20 (Thread 0x7f8f51af3700 (LWP 14516)):
#0  0x00007f8fd3d90f84 in read () at /lib64/libc.so.6
#1  0x00007f8f805f4355 in pa_read () at /usr/lib64/pulseaudio/libpulsecommon-12.2.so
#2  0x00007f8f806b3826 in pa_mainloop_prepare () at /lib64/libpulse.so.0
#3  0x00007f8f806b4294 in pa_mainloop_iterate () at /lib64/libpulse.so.0
#4  0x00007f8f806b4350 in pa_mainloop_run () at /lib64/libpulse.so.0
#5  0x00007f8f806c25bd in thread () at /lib64/libpulse.so.0
#6  0x00007f8f8062406c in internal_thread_func () at /usr/lib64/pulseaudio/libpulsecommon-12.2.so
#7  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#8  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 19 (Thread 0x7f8f81812700 (LWP 2077)):
#0  0x00007f8fd3d95421 in poll () at /lib64/libc.so.6
#1  0x00007f8fd11355a6 in  () at /lib64/libglib-2.0.so.0
#2  0x00007f8fd11356d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007f8fd444482b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f8f64000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f8fd43f317b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f8f81811c20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007f8fd425b046 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007f8f800bd7db in KCupsConnection::run() () at /lib64/libkcupslib.so
#7  0x00007f8fd42644bb in QThreadPrivate::start(void*) (arg=0x55c2c263f2b0) at thread/qthread_unix.cpp:367
#8  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#9  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7f8f827fc700 (LWP 2061)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c192cea0, cond=0x55c2c192cec8) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1934a50) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7f8f957fa700 (LWP 2058)):
#0  0x00007f8fd3d95421 in poll () at /lib64/libc.so.6
#1  0x00007f8fd11355a6 in  () at /lib64/libglib-2.0.so.0
#2  0x00007f8fd11356d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007f8fd444482b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f8f6c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f8fd43f317b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f8f957f9c20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007f8fd425b046 in QThread::exec() (this=this@entry=0x55c2c0f29f00) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007f8fd625f78a in QQuickPixmapReader::run() (this=0x55c2c0f29f00) at util/qquickpixmapcache.cpp:934
#7  0x00007f8fd42644bb in QThreadPrivate::start(void*) (arg=0x55c2c0f29f00) at thread/qthread_unix.cpp:367
#8  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#9  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7f8f95ffb700 (LWP 2056)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c1235898, cond=0x55c2c12358c0) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1238670) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7f8f967fc700 (LWP 2055)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c1235898, cond=0x55c2c12358c0) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1236020) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7f8f96ffd700 (LWP 2054)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c1235898, cond=0x55c2c12358c0) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1235fe0) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7f8f977fe700 (LWP 2053)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c1235898, cond=0x55c2c12358c0) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1235fa0) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7f8f97fff700 (LWP 2052)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c1235318, cond=0x55c2c1235340) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1235f30) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7f8faccf9700 (LWP 2051)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c1235318, cond=0x55c2c1235340) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1235ef0) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f8fad4fa700 (LWP 2050)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c1235318, cond=0x55c2c1235340) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1235eb0) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f8fadcfb700 (LWP 2049)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c1235318, cond=0x55c2c1235340) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1231d60) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f8fae4fc700 (LWP 2048)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c1235318, cond=0x55c2c1235340) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1235e50) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f8faecfd700 (LWP 2047)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c1235318, cond=0x55c2c1235340) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1230c70) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f8faf4fe700 (LWP 2046)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c0ec43e8, cond=0x55c2c0ec4410) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c1230b30) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f8fafcff700 (LWP 2045)):
#0  0x00007f8fd397b77c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8fb35d72c3 in cnd_wait (mtx=0x55c2c1232458, cond=0x55c2c1232480) at ../../include/c11/threads_posix.h:155
#2  0x00007f8fb35d72c3 in util_queue_thread_func (input=input@entry=0x55c2c122f9a0) at u_queue.c:256
#3  0x00007f8fb35d701b in impl_thrd_routine (p=<optimized out>) at ../../include/c11/threads_posix.h:87
#4  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#5  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f8fc17d1700 (LWP 2044)):
#0  0x00007f8fd3d90f84 in read () at /lib64/libc.so.6
#1  0x00007f8fd117baa0 in  () at /lib64/libglib-2.0.so.0
#2  0x00007f8fd113509b in g_main_context_check () at /lib64/libglib-2.0.so.0
#3  0x00007f8fd1135550 in  () at /lib64/libglib-2.0.so.0
#4  0x00007f8fd11356d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#5  0x00007f8fd444482b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f8fb8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f8fd43f317b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f8fc17d0c40, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#7  0x00007f8fd425b046 in QThread::exec() (this=this@entry=0x55c2c0f6c460) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#8  0x00007f8fd5fce209 in QQmlThreadPrivate::run() (this=0x55c2c0f6c460) at qml/ftw/qqmlthread.cpp:148
#9  0x00007f8fd42644bb in QThreadPrivate::start(void*) (arg=0x55c2c0f6c460) at thread/qthread_unix.cpp:367
#10 0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#11 0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f8fc29ed700 (LWP 2043)):
#0  0x00007f8fd3d95421 in poll () at /lib64/libc.so.6
#1  0x00007f8fd11355a6 in  () at /lib64/libglib-2.0.so.0
#2  0x00007f8fd11356d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007f8fd444482b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f8fb4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f8fd43f317b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f8fc29ecc30, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007f8fd425b046 in QThread::exec() (this=this@entry=0x7f8fd4c9f060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007f8fd4c23f89 in QDBusConnectionManager::run() (this=0x7f8fd4c9f060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178
#7  0x00007f8fd42644bb in QThreadPrivate::start(void*) (arg=0x7f8fd4c9f060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:367
#8  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#9  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f8fc3816700 (LWP 2042)):
#0  0x00007f8fd3d95421 in poll () at /lib64/libc.so.6
#1  0x00007f8fd66c839f in  () at /lib64/libxcb.so.1
#2  0x00007f8fd66ca01a in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007f8fc3985da9 in  () at /lib64/libQt5XcbQpa.so.5
#4  0x00007f8fd42644bb in QThreadPrivate::start(void*) (arg=0x55c2c0e12a30) at thread/qthread_unix.cpp:367
#5  0x00007f8fd397558e in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8fd3da06a3 in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f8fd0a9ce00 (LWP 2041)):
[KCrash Handler]
#6  0x000055c2c3a84000 in  ()
#7  0x00007f8fd441ca9b in QMetaObject::activate(QObject*, int, void**) (sender=0x55c2c32d6c40, signal_index=6, argv=0x0) at kernel/qobject.cpp:3817
#8  0x00007f8fd5dbed70 in non-virtual thunk to VDMModelDelegateDataType::notify(QQmlAdaptorModel const&, QList<QQmlDelegateModelItem*> const&, int, int, QVector<int> const&) const () at compiler/qv4codegen.cpp:3507
#9  0x00007f8fd600f19e in QQmlAdaptorModel::notify(QList<QQmlDelegateModelItem*> const&, int, int, QVector<int> const&) const (roles=..., count=5, index=0, items=..., this=0x55c2c29b1278) at ../../include/QtQml/5.11.1/QtQml/private/../../../../../src/qml/util/qqmladaptormodel_p.h:136
#10 0x00007f8fd600f19e in QQmlDelegateModel::_q_itemsChanged(int, int, QVector<int> const&) (this=<optimized out>, index=0, count=5, roles=...) at types/qqmldelegatemodel.cpp:1168
#11 0x00007f8fd6015f7c in QQmlDelegateModel::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=_o@entry=0x55c2c3017450, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=12, _a=_a@entry=0x7ffc86536b20) at .moc/moc_qqmldelegatemodel_p.cpp:202
#12 0x00007f8fd6016263 in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) (this=0x55c2c3017450, _c=QMetaObject::InvokeMetaMethod, _id=12, _a=0x7ffc86536b20) at .moc/moc_qqmldelegatemodel_p.cpp:330
#13 0x00007f8fd441c497 in QMetaObject::activate(QObject*, int, int, void**) (sender=0x55c2c28444e0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3786
#14 0x00007f8fd43afb40 in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) (this=this@entry=0x55c2c28444e0, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:552
#15 0x00007f8f944e1d24 in FunnelModel::setSourceModel(QAbstractItemModel*) (this=0x55c2c28444e0, model=<optimized out>) at /usr/include/qt5/QtCore/qabstractitemmodel.h:60
#16 0x00007f8f944ff073 in ForwardingModel::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=_o@entry=0x55c2c28444e0, _c=_c@entry=QMetaObject::WriteProperty, _id=_id@entry=0, _a=_a@entry=0x7ffc86536da0) at /usr/src/debug/plasma-desktop-5.14.4-2.fc29.x86_64/x86_64-redhat-linux-gnu/applets/kicker/kickerplugin_autogen/7RBZBFH7CH/moc_forwardingmodel.cpp:147
#17 0x00007f8f9450230b in ForwardingModel::qt_metacall(QMetaObject::Call, int, void**) (this=0x55c2c28444e0, _c=QMetaObject::WriteProperty, _id=0, _a=0x7ffc86536da0) at /usr/src/debug/plasma-desktop-5.14.4-2.fc29.x86_64/x86_64-redhat-linux-gnu/applets/kicker/kickerplugin_autogen/7RBZBFH7CH/moc_forwardingmodel.cpp:191
#18 0x00007f8fd5f1e176 in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) () at qml/qqmlvmemetaobject.cpp:907
#19 0x00007f8fd5f34d66 in QQmlPropertyData::writeProperty(QObject*, void*, QFlags<QQmlPropertyData::WriteFlag>) const (this=this@entry=0x7f8fb8398288, target=target@entry=0x55c2c3768430, value=<optimized out>, flags=..., flags@entry=...) at ../../include/QtQml/5.11.1/QtQml/private/../../../../../src/qml/qml/qqmlpropertycache_p.h:350
#20 0x00007f8fd5f31f9a in QQmlPropertyPrivate::write(QObject*, QQmlPropertyData const&, QVariant const&, QQmlContextData*, QFlags<QQmlPropertyData::WriteFlag>) (object=<optimized out>, property=..., value=..., context=<optimized out>, flags=...) at qml/qqmlproperty.cpp:1236
#21 0x00007f8fd5ee70cd in QV4::QObjectWrapper::setProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, QV4::Value const&) () at /usr/include/qt5/QtCore/qflags.h:121
#22 0x00007f8fd5ee7a8e in QV4::QObjectWrapper::setQmlProperty(QV4::ExecutionEngine*, QQmlContextData*, QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, QV4::Value const&) (engine=0x55c2c0e46f00, qmlContext=<optimized out>, object=0x55c2c3768430, name=<optimized out>, revisionMode=QV4::QObjectWrapper::IgnoreRevision, value=...) at jsruntime/qv4qobjectwrapper.cpp:429
#23 0x00007f8fd5ee7b8c in QV4::QObjectWrapper::put(QV4::Managed*, QV4::String*, QV4::Value const&) () at /usr/include/c++/8/bits/atomic_base.h:390
#24 0x00007f8fd5efb270 in QV4::Object::put(QV4::String*, QV4::Value const&) (v=..., name=<optimized out>, this=<optimized out>) at ../../include/QtQml/5.11.1/QtQml/private/../../../../../src/qml/memory/qv4heap_p.h:101
#25 0x00007f8fd5efb270 in QV4::Runtime::method_storeProperty(QV4::ExecutionEngine*, QV4::Value const&, int, QV4::Value const&) (engine=engine@entry=0x55c2c0e46f00, object=..., nameIndex=<optimized out>, value=...) at jsruntime/qv4runtime.cpp:549
#26 0x00007f8fd5f06dcd in storePropertyHelper(QV4::Function*, QV4::Value const&, int, QV4::Value const&) (f=0x55c2c28a3350, base=..., name=<optimized out>, value=...) at jit/qv4jit.cpp:368
#27 0x00007f8f9463648f in  ()
#28 0x00007f8fc0b924f8 in  ()
#29 0x00007f8fc0b92508 in  ()
#30 0x000055c2c0e46f00 in  ()
#31 0x0000000000000000 in  ()
[Inferior 1 (process 2041) detached]

Reported using DrKonqi