Application: plasmashell (5.11.5)

Qt Version: 5.10.0
Frameworks Version: 5.41.0
Operating System: Linux 4.14.13-1-ARCH x86_64
Distribution: "Arch Linux"

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

opened the "start menu" after booting (with the windows key). This happens 1 time after boot, after this everything works fine.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc91bf95800 (LWP 3820))]

Thread 16 (Thread 0x7fc84ccba700 (LWP 4133)):
#0  0x00007fc914d1d39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc915b6300c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc85cc1442f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc85cc19479 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc85cc194d2 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007fc85cc16c83 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#9  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7fc84d4bb700 (LWP 4132)):
#0  0x00007fc914d1d39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc915b6300c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc85cc1442f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc85cc19479 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc85cc194d2 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007fc85cc16c83 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#9  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7fc84dcbc700 (LWP 4131)):
#0  0x00007fc914d1d39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc915b6300c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc85cc1442f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc85cc19479 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc85cc194d2 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007fc85cc16c83 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#9  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7fc84e4bd700 (LWP 4130)):
#0  0x00007fc914d1d39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc915b6300c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc85cc1442f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc85cc19479 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc85cc194d2 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007fc85cc16c83 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#9  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7fc84ecbe700 (LWP 4129)):
#0  0x00007fc914d1d39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc915b6300c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc85cc1442f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc85cc19479 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc85cc194d2 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007fc85cc16c83 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#9  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7fc84f4bf700 (LWP 4128)):
#0  0x00007fc914d1d39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc915b6300c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc85cc1442f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc85cc19479 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc85cc194d2 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007fc85cc194d2 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#9  0x00007fc85cc194d2 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#10 0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#11 0x00007fc85cc194d2 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#12 0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#13 0x00007fc85cc16c83 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#14 0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#15 0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#16 0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7fc84fcc0700 (LWP 4127)):
#0  0x00007fc914d1d39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc915b6300c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc85cc1442f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc85cc19479 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc85cc194d2 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc85cc13924 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007fc85cc16c83 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#9  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7fc8504c1700 (LWP 4126)):
[KCrash Handler]
#5  0x00007fc851674042 in  () at /usr/lib/libsqlite3.so.0
#6  0x00007fc85166efe1 in  () at /usr/lib/libsqlite3.so.0
#7  0x00007fc851601d28 in  () at /usr/lib/libsqlite3.so.0
#8  0x00007fc8516027f4 in  () at /usr/lib/libsqlite3.so.0
#9  0x00007fc8516933f1 in sqlite3VdbeExec () at /usr/lib/libsqlite3.so.0
#10 0x00007fc85169a3a0 in sqlite3_step () at /usr/lib/libsqlite3.so.0
#11 0x00007fc85193ca2e in  () at /usr/lib/qt/plugins/sqldrivers/libqsqlite.so
#12 0x00007fc85193dc13 in  () at /usr/lib/qt/plugins/sqldrivers/libqsqlite.so
#13 0x00007fc913b14878 in QSqlQuery::exec() () at /usr/lib/libQt5Sql.so.5
#14 0x00007fc8506d9761 in  () at /usr/lib/qt/plugins/krunner_bookmarksrunner.so
#15 0x00007fc8506d9f0a in  () at /usr/lib/qt/plugins/krunner_bookmarksrunner.so
#16 0x00007fc8506d4972 in  () at /usr/lib/qt/plugins/krunner_bookmarksrunner.so
#17 0x00007fc8506d21b5 in  () at /usr/lib/qt/plugins/krunner_bookmarksrunner.so
#18 0x00007fc8506dd064 in  () at /usr/lib/qt/plugins/krunner_bookmarksrunner.so
#19 0x00007fc85d7128c0 in Plasma::AbstractRunner::performMatch(Plasma::RunnerContext&) () at /usr/lib/libKF5Runner.so.5
#20 0x00007fc85cc18618 in ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&, ThreadWeaver::Thread*) () at /usr/lib/libKF5ThreadWeaver.so.5
#21 0x00007fc85cc17610 in ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&, ThreadWeaver::Thread*) () at /usr/lib/libKF5ThreadWeaver.so.5
#22 0x00007fc85cc16d45 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#23 0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#24 0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#25 0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7fc865016700 (LWP 4106)):
#0  0x00007fc914d1d6dd in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc915b62ec1 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc915b5ed91 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#4  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7fc865817700 (LWP 4046)):
#0  0x00007fc91545f91b in poll () at /usr/lib/libc.so.6
#1  0x00007fc90fd0b053 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fc90fd0b16e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fc915daa6b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fc915d4c82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fc915b5c78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fc919922bcb in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7fc8f58ff700 (LWP 3996)):
#0  0x00007fc914d1d39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc91b673f77 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007fc91b673fb9 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7fc8f77a3700 (LWP 3991)):
#0  0x00007fc91545f91b in poll () at /usr/lib/libc.so.6
#1  0x00007fc90fd0b053 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fc90fd0b16e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fc915daa6b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fc915d4c82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fc915b5c78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fc918d66a19 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7fc8fd6ac700 (LWP 3930)):
#0  0x00007fc91545f91b in poll () at /usr/lib/libc.so.6
#1  0x00007fc90fd0b053 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fc90fd0b16e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fc915daa6b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fc915d4c82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fc915b5c78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fc918d66a19 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7fc8ff0f5700 (LWP 3863)):
#0  0x00007fc90fd51bd9 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007fc90fd0abd7 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#2  0x00007fc90fd0b0e1 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007fc90fd0b16e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007fc915daa6b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fc915d4c82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007fc915b5c78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007fc9161cc416 in  () at /usr/lib/libQt5DBus.so.5
#8  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#9  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7fc90550d700 (LWP 3842)):
#0  0x00007fc91545f91b in poll () at /usr/lib/libc.so.6
#1  0x00007fc91a5718e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007fc91a573679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007fc907c967aa in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007fc915b61b2d in  () at /usr/lib/libQt5Core.so.5
#5  0x00007fc914d1708c in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007fc915469e1f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7fc91bf95800 (LWP 3820)):
#0  0x00007fc914d1d39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc91a571b57 in  () at /usr/lib/libxcb.so.1
#2  0x00007fc91a57339f in  () at /usr/lib/libxcb.so.1
#3  0x00007fc91a573511 in xcb_wait_for_reply64 () at /usr/lib/libxcb.so.1
#4  0x00007fc91a7d04d8 in _XReply () at /usr/lib/libX11.so.6
#5  0x00007fc8f4d8abf2 in  () at /usr/lib/libGLX_mesa.so.0
#6  0x00007fc8f4d8af88 in  () at /usr/lib/libGLX_mesa.so.0
#7  0x00007fc86b118ab4 in  () at /usr/lib/dri/i965_dri.so
#8  0x00007fc86b119051 in  () at /usr/lib/dri/i965_dri.so
#9  0x00007fc86b11490e in  () at /usr/lib/dri/i965_dri.so
#10 0x00007fc919965783 in QSGBatchRenderer::Renderer::renderBatches() () at /usr/lib/libQt5Quick.so.5
#11 0x00007fc91996b1de in QSGBatchRenderer::Renderer::render() () at /usr/lib/libQt5Quick.so.5
#12 0x00007fc91995b632 in QSGRenderer::renderScene(QSGBindable const&) () at /usr/lib/libQt5Quick.so.5
#13 0x00007fc91995bafc in QSGRenderer::renderScene(unsigned int) () at /usr/lib/libQt5Quick.so.5
#14 0x00007fc919995c60 in QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at /usr/lib/libQt5Quick.so.5
#15 0x00007fc9199fa110 in QQuickWindowPrivate::renderSceneGraph(QSize const&) () at /usr/lib/libQt5Quick.so.5
#16 0x00007fc919987fb8 in  () at /usr/lib/libQt5Quick.so.5
#17 0x00007fc919a05686 in QQuickWindow::event(QEvent*) () at /usr/lib/libQt5Quick.so.5
#18 0x00007fc91b9a80b4 in PlasmaQuick::Dialog::event(QEvent*) () at /usr/lib/libKF5PlasmaQuick.so.5
#19 0x00007fc916d52e3c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#20 0x00007fc916d5a816 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#21 0x00007fc915d4e1e0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#22 0x00007fc9165557f3 in QWindowPrivate::deliverUpdateRequest() () at /usr/lib/libQt5Gui.so.5
#23 0x00007fc916555d2b in QWindow::event(QEvent*) () at /usr/lib/libQt5Gui.so.5
#24 0x00007fc919a05626 in QQuickWindow::event(QEvent*) () at /usr/lib/libQt5Quick.so.5
#25 0x00007fc91b9a80b4 in PlasmaQuick::Dialog::event(QEvent*) () at /usr/lib/libKF5PlasmaQuick.so.5
#26 0x00007fc916d52e3c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#27 0x00007fc916d5a816 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#28 0x00007fc915d4e1e0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#29 0x00007fc915da9ad8 in QTimerInfoList::activateTimers() () at /usr/lib/libQt5Core.so.5
#30 0x00007fc915daa30a in  () at /usr/lib/libQt5Core.so.5
#31 0x00007fc90fd0ae98 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#32 0x00007fc90fd0b0e1 in  () at /usr/lib/libglib-2.0.so.0
#33 0x00007fc90fd0b16e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#34 0x00007fc915daa6b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#35 0x00007fc907d1e282 in  () at /usr/lib/libQt5XcbQpa.so.5
#36 0x00007fc915d4c82b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#37 0x00007fc915d55b18 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#38 0x0000555e561908d8 in  ()
#39 0x00007fc915394f4a in __libc_start_main () at /usr/lib/libc.so.6
#40 0x0000555e56190c9a in _start ()

Reported using DrKonqi