Application: plasmashell (5.12.8)

Qt Version: 5.9.7
Frameworks Version: 5.55.0
Operating System: Linux 4.12.14-lp151.28.16-default x86_64
Distribution: "openSUSE Leap 15.1"

-- Information about the crash:
I switched the activity by keyboard shortcut. And the panel of the kde plasma desktop temporay disappeared. The panel had restored shortly after the breakdown.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7feb328e6940 (LWP 4154))]

Thread 24 (Thread 0x7fe9da74d700 (LWP 9089)):
#0  0x00007feb2b4bf8ad in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007feb2c31111b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x563dbb1f8480) at thread/qwaitcondition_unix.cpp:143
#2  0x00007feb2c31111b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x563db4b31440, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007feb303084c8 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007feb3030892a in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db4b313c0) at thread/qthread_unix.cpp:368
#6  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#7  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 23 (Thread 0x7fe9e3fff700 (LWP 8520)):
#0  0x00007feb2bc0219b in poll () at /lib64/libc.so.6
#1  0x00007fea7597e861 in  () at /usr/lib64/libpulse.so.0
#2  0x00007fea75970220 in pa_mainloop_poll () at /usr/lib64/libpulse.so.0
#3  0x00007fea759708b0 in pa_mainloop_iterate () at /usr/lib64/libpulse.so.0
#4  0x00007fea75970940 in pa_mainloop_run () at /usr/lib64/libpulse.so.0
#5  0x00007fea7597e7a9 in  () at /usr/lib64/libpulse.so.0
#6  0x00007fea7571d428 in  () at /usr/lib64/pulseaudio/libpulsecommon-11.1.so
#7  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#8  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 22 (Thread 0x7fe9e2bfe700 (LWP 20715)):
#0  0x00007feb2b4bf8ad in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007feb2c31111b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x563db7bb4180) at thread/qwaitcondition_unix.cpp:143
#2  0x00007feb2c31111b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x563db8c73fe0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007feb303084c8 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007feb3030892a in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db8c73f60) at thread/qthread_unix.cpp:368
#6  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#7  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 21 (Thread 0x7fea067fd700 (LWP 15777)):
#0  0x00007feb2b4bf8ad in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007feb2c31111b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x563db687d400) at thread/qwaitcondition_unix.cpp:143
#2  0x00007feb2c31111b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x563db329d1b0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007feb303084c8 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007feb3030892a in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db329d130) at thread/qthread_unix.cpp:368
#6  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#7  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 20 (Thread 0x7fea06ffe700 (LWP 10476)):
#0  0x00007feb2b4bf8ad in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007feb2c31111b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x563db6928cc0) at thread/qwaitcondition_unix.cpp:143
#2  0x00007feb2c31111b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x563db64cbf70, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007feb303084c8 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007feb3030892a in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db64cbef0) at thread/qthread_unix.cpp:368
#6  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#7  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 19 (Thread 0x7fea077ff700 (LWP 10475)):
#0  0x00007feb2bbfdc98 in read () at /lib64/libc.so.6
#1  0x00007fea756ee701 in pa_read () at /usr/lib64/pulseaudio/libpulsecommon-11.1.so
#2  0x00007fea7596fe0e in pa_mainloop_prepare () at /usr/lib64/libpulse.so.0
#3  0x00007fea75970880 in pa_mainloop_iterate () at /usr/lib64/libpulse.so.0
#4  0x00007fea75970940 in pa_mainloop_run () at /usr/lib64/libpulse.so.0
#5  0x00007fea7597e7a9 in  () at /usr/lib64/libpulse.so.0
#6  0x00007fea7571d428 in  () at /usr/lib64/pulseaudio/libpulsecommon-11.1.so
#7  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#8  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7fea0d2e9700 (LWP 10474)):
#0  0x00007feb2bc0219b in poll () at /lib64/libc.so.6
#1  0x00007feb264e01a9 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007feb264e02bc in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007feb2c54796b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fea000029a0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007feb2c4ec90a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fea0d2e8c50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007feb2c30adaa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00007feb2fe389f5 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db42b91d0) at thread/qthread_unix.cpp:368
#8  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#9  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7fea0f193700 (LWP 8477)):
#0  0x00007feb2b4bf8ad in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007feb2c31111b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x563db6a16910) at thread/qwaitcondition_unix.cpp:143
#2  0x00007feb2c31111b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x563db3e3d020, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007feb303084c8 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007feb3030892a in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db3e3cfa0) at thread/qthread_unix.cpp:368
#6  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#7  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7fea31ce8700 (LWP 7721)):
#0  0x00007feb2b4bf8ad in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007feb2c31111b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x563db4cb7690) at thread/qwaitcondition_unix.cpp:143
#2  0x00007feb2c31111b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x563db6a168f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007feb303084c8 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007feb3030892a in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db6a16870) at thread/qthread_unix.cpp:368
#6  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#7  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7fea308d7700 (LWP 5211)):
#0  0x00007feb2b4bf8ad in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007feb2c31111b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x7feb1004d520) at thread/qwaitcondition_unix.cpp:143
#2  0x00007feb2c31111b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x563db646bd30, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007feb303084c8 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007feb3030892a in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db646bcb0) at thread/qthread_unix.cpp:368
#6  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#7  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7fea326f8700 (LWP 5160)):
#0  0x00007feb2b4bf8ad in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007feb2c31111b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x563db5d37190) at thread/qwaitcondition_unix.cpp:143
#2  0x00007feb2c31111b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x563db64fe140, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007feb303084c8 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007feb3030892a in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db64fe0c0) at thread/qthread_unix.cpp:368
#6  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#7  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7fea44b2e700 (LWP 4827)):
#0  0x00007feb2bc0219b in poll () at /lib64/libc.so.6
#1  0x00007feb264e01a9 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007feb264e02bc in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007feb2c54796b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fea2c000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007feb2c4ec90a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fea44b2dc70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007feb2c30adaa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db62b0ae0) at thread/qthread_unix.cpp:368
#7  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#8  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7fea4532f700 (LWP 4826)):
#0  0x00007feb2b4bf8ad in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007feb2c31111b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x563db4d02fc0) at thread/qwaitcondition_unix.cpp:143
#2  0x00007feb2c31111b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x563db3aa72f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007feb303084c8 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007feb3030892a in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db3aa7270) at thread/qthread_unix.cpp:368
#6  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#7  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7fea46355700 (LWP 4811)):
[KCrash Handler]
#6  0x00007fea81ee012f in  () at /usr/lib64/libnvidia-glcore.so.390.129
#7  0x00007fea81ee0d72 in  () at /usr/lib64/libnvidia-glcore.so.390.129
#8  0x00007feb302c308d in QSGBatchRenderer::Renderer::unmap(QSGBatchRenderer::Buffer*, bool) () at /usr/lib64/libQt5Quick.so.5
#9  0x00007feb302c4b9e in QSGBatchRenderer::Renderer::uploadBatch(QSGBatchRenderer::Batch*) () at /usr/lib64/libQt5Quick.so.5
#10 0x00007feb302cf766 in QSGBatchRenderer::Renderer::render() () at /usr/lib64/libQt5Quick.so.5
#11 0x00007feb302c0200 in QSGRenderer::renderScene(QSGBindable const&) () at /usr/lib64/libQt5Quick.so.5
#12 0x00007feb302c06bb in QSGRenderer::renderScene(unsigned int) () at /usr/lib64/libQt5Quick.so.5
#13 0x00007feb302fa910 in QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at /usr/lib64/libQt5Quick.so.5
#14 0x00007feb30358a68 in QQuickWindowPrivate::renderSceneGraph(QSize const&) () at /usr/lib64/libQt5Quick.so.5
#15 0x00007feb303039dc in  () at /usr/lib64/libQt5Quick.so.5
#16 0x00007feb303088e8 in  () at /usr/lib64/libQt5Quick.so.5
#17 0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db536b750) at thread/qthread_unix.cpp:368
#18 0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#19 0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7fea47fff700 (LWP 4810)):
#0  0x00007feb2b4c2c6d in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007feb2b4bbf98 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007fea83574ddc in  () at /usr/lib64/libGLX_nvidia.so.0
#3  0x00007fea82031d3c in  () at /usr/lib64/libnvidia-glcore.so.390.129
#4  0x00007feb302c8e49 in QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*) () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb302ca0c5 in QSGBatchRenderer::Renderer::renderBatches() () at /usr/lib64/libQt5Quick.so.5
#6  0x00007feb302cf7be in QSGBatchRenderer::Renderer::render() () at /usr/lib64/libQt5Quick.so.5
#7  0x00007feb302c0200 in QSGRenderer::renderScene(QSGBindable const&) () at /usr/lib64/libQt5Quick.so.5
#8  0x00007feb302c06bb in QSGRenderer::renderScene(unsigned int) () at /usr/lib64/libQt5Quick.so.5
#9  0x00007feb302fa910 in QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at /usr/lib64/libQt5Quick.so.5
#10 0x00007feb30358a68 in QQuickWindowPrivate::renderSceneGraph(QSize const&) () at /usr/lib64/libQt5Quick.so.5
#11 0x00007feb303039dc in  () at /usr/lib64/libQt5Quick.so.5
#12 0x00007feb303088e8 in  () at /usr/lib64/libQt5Quick.so.5
#13 0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db508c4c0) at thread/qthread_unix.cpp:368
#14 0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#15 0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7fea4f99d700 (LWP 4769)):
#0  0x00007feb2bc19baf in __libc_enable_asynccancel () at /lib64/libc.so.6
#1  0x00007feb2bc02186 in poll () at /lib64/libc.so.6
#2  0x00007feb264e01a9 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007feb264e02bc in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007feb2c54796b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fea48000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007feb2c4ec90a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fea4f99cc30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007feb2c30adaa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:515
#7  0x00007fea522bf807 in KCupsConnection::run() () at /usr/lib64/libkcupslib.so
#8  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db469dc10) at thread/qthread_unix.cpp:368
#9  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#10 0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7fea64f55700 (LWP 4522)):
#0  0x00007feb2b4c2c6d in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007feb2b4bbf98 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007fea83574ddc in  () at /usr/lib64/libGLX_nvidia.so.0
#3  0x00007fea822aa651 in  () at /usr/lib64/libnvidia-glcore.so.390.129
#4  0x00007fea822aab7b in  () at /usr/lib64/libnvidia-glcore.so.390.129
#5  0x00007fea81ee2e7f in  () at /usr/lib64/libnvidia-glcore.so.390.129
#6  0x00007fea81ee5756 in  () at /usr/lib64/libnvidia-glcore.so.390.129
#7  0x00007feb302c30ab in QSGBatchRenderer::Renderer::unmap(QSGBatchRenderer::Buffer*, bool) () at /usr/lib64/libQt5Quick.so.5
#8  0x00007feb302c4b9e in QSGBatchRenderer::Renderer::uploadBatch(QSGBatchRenderer::Batch*) () at /usr/lib64/libQt5Quick.so.5
#9  0x00007feb302cf70d in QSGBatchRenderer::Renderer::render() () at /usr/lib64/libQt5Quick.so.5
#10 0x00007feb302c0200 in QSGRenderer::renderScene(QSGBindable const&) () at /usr/lib64/libQt5Quick.so.5
#11 0x00007feb302c06bb in QSGRenderer::renderScene(unsigned int) () at /usr/lib64/libQt5Quick.so.5
#12 0x00007feb302fa910 in QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at /usr/lib64/libQt5Quick.so.5
#13 0x00007feb30358a68 in QQuickWindowPrivate::renderSceneGraph(QSize const&) () at /usr/lib64/libQt5Quick.so.5
#14 0x00007feb303039dc in  () at /usr/lib64/libQt5Quick.so.5
#15 0x00007feb303088e8 in  () at /usr/lib64/libQt5Quick.so.5
#16 0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db27663f0) at thread/qthread_unix.cpp:368
#17 0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#18 0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7fea6d955700 (LWP 4500)):
#0  0x00007feb2b4c2c6d in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007feb2b4bbf98 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007fea83574ddc in  () at /usr/lib64/libGLX_nvidia.so.0
#3  0x00007fea82031d3c in  () at /usr/lib64/libnvidia-glcore.so.390.129
#4  0x00007feb302c8e49 in QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*) () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb302c9f6d in QSGBatchRenderer::Renderer::renderBatches() () at /usr/lib64/libQt5Quick.so.5
#6  0x00007feb302cf7be in QSGBatchRenderer::Renderer::render() () at /usr/lib64/libQt5Quick.so.5
#7  0x00007feb302c0200 in QSGRenderer::renderScene(QSGBindable const&) () at /usr/lib64/libQt5Quick.so.5
#8  0x00007feb302c06bb in QSGRenderer::renderScene(unsigned int) () at /usr/lib64/libQt5Quick.so.5
#9  0x00007feb302fa910 in QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at /usr/lib64/libQt5Quick.so.5
#10 0x00007feb30358a68 in QQuickWindowPrivate::renderSceneGraph(QSize const&) () at /usr/lib64/libQt5Quick.so.5
#11 0x00007feb303039dc in  () at /usr/lib64/libQt5Quick.so.5
#12 0x00007feb303088e8 in  () at /usr/lib64/libQt5Quick.so.5
#13 0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db2f63ad0) at thread/qthread_unix.cpp:368
#14 0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#15 0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7fea78383700 (LWP 4336)):
#0  0x00007feb2bbfdc98 in read () at /lib64/libc.so.6
#1  0x00007feb26524ca0 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007feb264dfcb8 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007feb264e0150 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007feb264e02bc in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007feb2c54796b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fea70000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007feb2c4ec90a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fea78382c00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#7  0x00007feb2c30adaa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:515
#8  0x00007feb302891a6 in  () at /usr/lib64/libQt5Quick.so.5
#9  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db1e19b70) at thread/qthread_unix.cpp:368
#10 0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#11 0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7feb03fff700 (LWP 4281)):
#0  0x00007feb2b4bf8ad in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007feb321c3574 in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007feb321c35b9 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#4  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7feb0f1bb700 (LWP 4270)):
#0  0x00007feb2bc0219b in poll () at /lib64/libc.so.6
#1  0x00007feb264e01a9 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007feb264e02bc in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007feb2c54796b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7feb04000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007feb2c4ec90a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7feb0f1bac50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007feb2c30adaa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00007feb2fe389f5 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db19a6d20) at thread/qthread_unix.cpp:368
#8  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#9  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7feb14c0d700 (LWP 4252)):
#0  0x00007feb264dfc18 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#1  0x00007feb264e0150 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007feb264e02bc in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007feb2c54796b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7feb08000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007feb2c4ec90a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7feb14c0cc50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007feb2c30adaa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00007feb2fe389f5 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x563db1881d00) at thread/qthread_unix.cpp:368
#8  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#9  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7feb16aeb700 (LWP 4207)):
#0  0x00007feb2bc0219b in poll () at /lib64/libc.so.6
#1  0x00007feb264e01a9 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007feb264e02bc in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007feb2c54796b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7feb10000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007feb2c4ec90a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7feb16aeac40, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007feb2c30adaa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00007feb2d5959e5 in  () at /usr/lib64/libQt5DBus.so.5
#7  0x00007feb2c30fced in QThreadPrivate::start(void*) (arg=0x7feb2d808d60) at thread/qthread_unix.cpp:368
#8  0x00007feb2b4b9569 in start_thread () at /lib64/libpthread.so.0
#9  0x00007feb2bc0c9ef in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7feb328e6940 (LWP 4154)):
#0  0x00007feb2b4bf8ad in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007feb2c31111b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x563db508ed20) at thread/qwaitcondition_unix.cpp:143
#2  0x00007feb2c31111b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x563db508c500, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007feb30304c9d in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007feb30305a72 in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007feb30362636 in QQuickWindow::event(QEvent*) () at /usr/lib64/libQt5Quick.so.5
#6  0x0000563db030ba4b in  ()
#7  0x00007feb2dbd73dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#8  0x00007feb2dbdeca4 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#9  0x00007feb2c4ee8d8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x563db37bf090, event=0x7fff3f3e3b90) at kernel/qcoreapplication.cpp:1024
#10 0x00007feb2cad0ac1 in QWindowPrivate::deliverUpdateRequest() () at /usr/lib64/libQt5Gui.so.5
#11 0x00007feb2cad0fd9 in QWindow::event(QEvent*) () at /usr/lib64/libQt5Gui.so.5
#12 0x00007feb303625d5 in QQuickWindow::event(QEvent*) () at /usr/lib64/libQt5Quick.so.5
#13 0x0000563db030ba4b in  ()
#14 0x00007feb2dbd73dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#15 0x00007feb2dbdeca4 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#16 0x00007feb2c4ee8d8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x563db37bf090, event=event@entry=0x7fff3f3e3f60) at kernel/qcoreapplication.cpp:1024
#17 0x00007feb2c546dee in QCoreApplication::sendEvent(QObject*, QEvent*) (event=0x7fff3f3e3f60, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:233
#18 0x00007feb2c546dee in QTimerInfoList::activateTimers() (this=0x563db17e4f80) at kernel/qtimerinfo_unix.cpp:643
#19 0x00007feb2c5475b1 in timerSourceDispatch(GSource*, GSourceFunc, gpointer) (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:182
#20 0x00007feb264dfe87 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#21 0x00007feb264e0230 in  () at /usr/lib64/libglib-2.0.so.0
#22 0x00007feb264e02bc in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#23 0x00007feb2c54794f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x563db17e6b00, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#24 0x00007feb2c4ec90a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fff3f3e41b0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#25 0x00007feb2c4f59b4 in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1297
#26 0x0000563db02fced0 in  ()
#27 0x00007feb2bb34f8a in __libc_start_main () at /lib64/libc.so.6
#28 0x0000563db02fd27a in _start ()
[Inferior 1 (process 4154) detached]

Reported using DrKonqi