Application: plasmashell (5.12.5)

Qt Version: 5.9.4
Frameworks Version: 5.47.0
Operating System: Linux 4.16.15-200.fc27.x86_64 x86_64
Distribution: "Fedora release 27 (Twenty Seven)"

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

I strart google-chrome and plasmashell died. This also happened once when I start dolphin

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 0x7fe9769e1940 (LWP 2635))]

Thread 33 (Thread 0x7fe85b122700 (LWP 13123)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe8905f3725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /lib64/libKF5ThreadWeaver.so.5
#3  0x00007fe8905f7778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#4  0x00007fe8905f28dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#5  0x00007fe8905f77d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#6  0x00007fe8905f28dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#7  0x00007fe8905f56bb in ThreadWeaver::Thread::run() () at /lib64/libKF5ThreadWeaver.so.5
#8  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#10 0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 32 (Thread 0x7fe85b923700 (LWP 13122)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe8905f3725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /lib64/libKF5ThreadWeaver.so.5
#3  0x00007fe8905f7778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#4  0x00007fe8905f28dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#5  0x00007fe8905f56bb in ThreadWeaver::Thread::run() () at /lib64/libKF5ThreadWeaver.so.5
#6  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#7  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#8  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 31 (Thread 0x7fe85c956700 (LWP 13121)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe8905f3725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /lib64/libKF5ThreadWeaver.so.5
#3  0x00007fe8905f7778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#4  0x00007fe8905f28dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#5  0x00007fe8905f77d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#6  0x00007fe8905f28dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#7  0x00007fe8905f56bb in ThreadWeaver::Thread::run() () at /lib64/libKF5ThreadWeaver.so.5
#8  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#10 0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 30 (Thread 0x7fe85152b700 (LWP 13120)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe8905f3725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /lib64/libKF5ThreadWeaver.so.5
#3  0x00007fe8905f7778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#4  0x00007fe8905f28dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#5  0x00007fe8905f77d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#6  0x00007fe8905f28dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#7  0x00007fe8905f56bb in ThreadWeaver::Thread::run() () at /lib64/libKF5ThreadWeaver.so.5
#8  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#10 0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 29 (Thread 0x7fe82befa700 (LWP 13117)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe973e06588 in QSGRenderThread::processEventsAndWaitForMore() () at /lib64/libQt5Quick.so.5
#3  0x00007fe973e069ea in QSGRenderThread::run() () at /lib64/libQt5Quick.so.5
#4  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#6  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 28 (Thread 0x7fe84ffdd700 (LWP 13116)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 27 (Thread 0x7fe82cefc700 (LWP 13077)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe973e06588 in QSGRenderThread::processEventsAndWaitForMore() () at /lib64/libQt5Quick.so.5
#3  0x00007fe973e069ea in QSGRenderThread::run() () at /lib64/libQt5Quick.so.5
#4  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#6  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 26 (Thread 0x7fe82d6fd700 (LWP 13076)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 25 (Thread 0x7fe8600d4700 (LWP 6626)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe973e06588 in QSGRenderThread::processEventsAndWaitForMore() () at /lib64/libQt5Quick.so.5
#3  0x00007fe973e069ea in QSGRenderThread::run() () at /lib64/libQt5Quick.so.5
#4  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#6  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 24 (Thread 0x7fe8608d5700 (LWP 6619)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 23 (Thread 0x7fe84ab60700 (LWP 6600)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe973e06588 in QSGRenderThread::processEventsAndWaitForMore() () at /lib64/libQt5Quick.so.5
#3  0x00007fe973e069ea in QSGRenderThread::run() () at /lib64/libQt5Quick.so.5
#4  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#6  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 22 (Thread 0x7fe8480f2700 (LWP 6597)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 21 (Thread 0x7fe831f3e700 (LWP 2717)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe973e06588 in QSGRenderThread::processEventsAndWaitForMore() () at /lib64/libQt5Quick.so.5
#3  0x00007fe973e069ea in QSGRenderThread::run() () at /lib64/libQt5Quick.so.5
#4  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#6  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 20 (Thread 0x7fe83273f700 (LWP 2716)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 19 (Thread 0x7fe847090700 (LWP 2715)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe973e06588 in QSGRenderThread::processEventsAndWaitForMore() () at /lib64/libQt5Quick.so.5
#3  0x00007fe973e069ea in QSGRenderThread::run() () at /lib64/libQt5Quick.so.5
#4  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#6  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7fe8478f1700 (LWP 2714)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7fe86a229700 (LWP 2694)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe973e06588 in QSGRenderThread::processEventsAndWaitForMore() () at /lib64/libQt5Quick.so.5
#3  0x00007fe973e069ea in QSGRenderThread::run() () at /lib64/libQt5Quick.so.5
#4  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#6  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7fe86aa2a700 (LWP 2693)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7fe875a02700 (LWP 2678)):
#0  0x00007fe96f1717a3 in socketNotifierSourcePrepare(_GSource*, int*) () at /lib64/libQt5Core.so.5
#1  0x00007fe9665e53f9 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#2  0x00007fe9665e5dcb in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007fe9665e5fac in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007fe96f171c4b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fe96f11f96a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007fe96ef708ca in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007fe8783685a7 in KCupsConnection::run() () at /lib64/libkcupslib.so
#8  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#10 0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7fe893fff700 (LWP 2668)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe973e06588 in QSGRenderThread::processEventsAndWaitForMore() () at /lib64/libQt5Quick.so.5
#3  0x00007fe973e069ea in QSGRenderThread::run() () at /lib64/libQt5Quick.so.5
#4  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#6  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7fe8a0f6d700 (LWP 2667)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7fe8a2575700 (LWP 2666)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe96ef7553b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fe973e06588 in QSGRenderThread::processEventsAndWaitForMore() () at /lib64/libQt5Quick.so.5
#3  0x00007fe973e069ea in QSGRenderThread::run() () at /lib64/libQt5Quick.so.5
#4  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#6  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7fe8a2d76700 (LWP 2665)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7fe8a3df9700 (LWP 2657)):
#0  0x00007fe96f171974 in idleTimerSourcePrepare(_GSource*, int*) () at /lib64/libQt5Core.so.5
#1  0x00007fe9665e53f9 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#2  0x00007fe9665e5dcb in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007fe9665e5fac in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007fe96f171c4b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fe96f11f96a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007fe96ef708ca in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007fe973d87116 in QQuickPixmapReader::run() () at /lib64/libQt5Quick.so.5
#8  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#10 0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7fe8bd094700 (LWP 2655)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7fe8bd895700 (LWP 2654)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7fe8be096700 (LWP 2653)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7fe8bf2a5700 (LWP 2652)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe8c33e2f4b in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe8c33e2e67 in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fe94afbe700 (LWP 2651)):
#0  0x00007fe96d47782d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fe9760b8604 in QTWTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQt5Script.so.5
#2  0x00007fe9760b8649 in  () at /lib64/libQt5Script.so.5
#3  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#4  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fe951385700 (LWP 2650)):
#0  0x00007fe96e31bc6b in poll () at /lib64/libc.so.6
#1  0x00007fe9665e5e99 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fe9665e5fac in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fe96f171c4b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fe96f11f96a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fe96ef708ca in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fe9731e8285 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#9  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fe952dca700 (LWP 2647)):
#0  0x00007fe96d478b90 in pthread_getspecific () at /lib64/libpthread.so.0
#1  0x00007fe96660d970 in g_thread_self () at /lib64/libglib-2.0.so.0
#2  0x00007fe9665e5f9d in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fe96f171c4b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fe96f11f96a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fe96ef708ca in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fe9731e8285 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#9  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fe9588ad700 (LWP 2646)):
#0  0x00007fe96e31bc6b in poll () at /lib64/libc.so.6
#1  0x00007fe9665e5e99 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fe9665e5fac in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fe96f171c4b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fe96f11f96a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fe96ef708ca in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fe96f589449 in QDBusConnectionManager::run() () at /lib64/libQt5DBus.so.5
#7  0x00007fe96ef74de2 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fe96d47150b in start_thread () at /lib64/libpthread.so.0
#9  0x00007fe96e32616f in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fe9769e1940 (LWP 2635)):
[KCrash Handler]
#6  0x00007fe96fb481e0 in QDrag::mimeData() const () at /lib64/libQt5Gui.so.5
#7  0x00007fe96fb4b7cb in QDragManager::QDragManager() () at /lib64/libQt5Gui.so.5
#8  0x00007fe96fb4b87f in QDragManager::self() () at /lib64/libQt5Gui.so.5
#9  0x00007fe96fb4829c in QDrag::exec(QFlags<Qt::DropAction>, Qt::DropAction) () at /lib64/libQt5Gui.so.5
#10 0x00007fe89153d927 in DragHelper::doDrag(QQuickItem*, QUrl const&, QIcon const&, QString const&, QString const&) const () at /usr/lib64/qt5/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#11 0x00007fe89156e4ec in DragHelper::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () at /usr/lib64/qt5/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#12 0x00007fe96f14a26a in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#13 0x00007fe97025392c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#14 0x00007fe97025b174 in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#15 0x00007fe96f120be7 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#16 0x00007fe96f12336b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5
#17 0x00007fe96f171e43 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5
#18 0x00007fe9665e5b77 in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#19 0x00007fe9665e5f20 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#20 0x00007fe9665e5fac in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#21 0x00007fe96f171c2f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#22 0x00007fe96f11f96a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#23 0x00007fe96f128094 in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#24 0x000055f1fdd5ed5a in main ()

Possible duplicates by query: bug 390696.

Reported using DrKonqi