Application: plasmashell (5.10.5)

Qt Version: 5.9.1
Frameworks Version: 5.38.0
Operating System: Linux 4.13.0-41-generic x86_64
Distribution: Ubuntu 17.10

-- Information about the crash:
- What I was doing when the application crashed: I was changing the "digital clock settings" when the panel crashed and disapeared only to reapear after a few seconds. All my applications went unharmed.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f3049d1efc0 (LWP 1443))]

Thread 25 (Thread 0x7eef12fc9700 (LWP 6868)):
#0  0x00007f30432ca951 in __GI___poll (fds=0x7eef04002de0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f303de7d169 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f303de7d27c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3043c0c49b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f3043bb1e3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f30439d13ca in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f3042b617fc in start_thread (arg=0x7eef12fc9700) at pthread_create.c:465
#8  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7f2f32ff7700 (LWP 5740)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066c308110) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066c3080c0, cond=0x56066c3080e8) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066c3080e8, mutex=0x56066c3080c0) at pthread_cond_wait.c:655
#3  0x00007f30439d76cb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2f5f505995 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f2f5f509a18 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f2f5f5078db in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f3042b617fc in start_thread (arg=0x7f2f32ff7700) at pthread_create.c:465
#12 0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f2f337f8700 (LWP 5739)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066c308110) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066c3080c0, cond=0x56066c3080e8) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066c3080e8, mutex=0x56066c3080c0) at pthread_cond_wait.c:655
#3  0x00007f30439d76cb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2f5f505995 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f2f5f509a18 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f2f5f5078db in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f3042b617fc in start_thread (arg=0x7f2f337f8700) at pthread_create.c:465
#12 0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f2f33ff9700 (LWP 5738)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066c308110) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066c3080c0, cond=0x56066c3080e8) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066c3080e8, mutex=0x56066c3080c0) at pthread_cond_wait.c:655
#3  0x00007f30439d76cb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2f5f505995 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f2f5f509a18 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f2f5f5078db in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f3042b617fc in start_thread (arg=0x7f2f33ff9700) at pthread_create.c:465
#14 0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f2f48e1e700 (LWP 5737)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066c308110) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066c3080c0, cond=0x56066c3080e8) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066c3080e8, mutex=0x56066c3080c0) at pthread_cond_wait.c:655
#3  0x00007f30439d76cb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2f5f505995 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f2f5f509a18 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f2f5f5078db in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f3042b617fc in start_thread (arg=0x7f2f48e1e700) at pthread_create.c:465
#14 0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f2f4961f700 (LWP 5736)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066c308110) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066c3080c0, cond=0x56066c3080e8) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066c3080e8, mutex=0x56066c3080c0) at pthread_cond_wait.c:655
#3  0x00007f30439d76cb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2f5f505995 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f2f5f509a18 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f2f5f5078db in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f3042b617fc in start_thread (arg=0x7f2f4961f700) at pthread_create.c:465
#12 0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f2f49e20700 (LWP 5735)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066c308110) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066c3080c0, cond=0x56066c3080e8) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066c3080e8, mutex=0x56066c3080c0) at pthread_cond_wait.c:655
#3  0x00007f30439d76cb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2f5f505995 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f2f5f509a18 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#15 0x00007f2f5f5078db in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#16 0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f3042b617fc in start_thread (arg=0x7f2f49e20700) at pthread_create.c:465
#18 0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f2f4a621700 (LWP 5734)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066c308110) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066c3080c0, cond=0x56066c3080e8) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066c3080e8, mutex=0x56066c3080c0) at pthread_cond_wait.c:655
#3  0x00007f30439d76cb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2f5f505995 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f2f5f509a18 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f2f5f5078db in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f3042b617fc in start_thread (arg=0x7f2f4a621700) at pthread_create.c:465
#12 0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f2f562af700 (LWP 5733)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066c308110) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066c3080c0, cond=0x56066c3080e8) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066c3080e8, mutex=0x56066c3080c0) at pthread_cond_wait.c:655
#3  0x00007f30439d76cb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2f5f505995 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f2f5f509a18 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f2f5f509a72 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f2f5f504b5d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f2f5f5078db in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f3042b617fc in start_thread (arg=0x7f2f562af700) at pthread_create.c:465
#14 0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f2f5d9a9700 (LWP 2005)):
#0  0x00007f30432ca951 in __GI___poll (fds=0x7f2f580029e0, nfds=1, timeout=1729133) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f303de7d169 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f303de7d27c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3043c0c49b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f3043bb1e3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f30439d13ca in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f2f4fa69717 in KCupsConnection::run() () at /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f3042b617fc in start_thread (arg=0x7f2f5d9a9700) at pthread_create.c:465
#9  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f2f662b9700 (LWP 1753)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066a809c5c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066a809c08, cond=0x56066a809c30) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066a809c30, mutex=0x56066a809c08) at pthread_cond_wait.c:655
#3  0x00007f301d49524b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f301d495167 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f3042b617fc in start_thread (arg=0x7f2f662b9700) at pthread_create.c:465
#6  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f2f8cff9700 (LWP 1750)):
#0  0x00007f30439cdafc in QMutex::lock() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f3043c0c3bd in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f303de7c6a8 in g_main_context_prepare () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f303de7d09b in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f303de7d27c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f3043c0c49b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f3043bb1e3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f30439d13ca in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f304770f846 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f3042b617fc in start_thread (arg=0x7f2f8cff9700) at pthread_create.c:465
#11 0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f2f8d7fa700 (LWP 1602)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066a2abc00) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066a2abbb0, cond=0x56066a2abbd8) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066a2abbd8, mutex=0x56066a2abbb0) at pthread_cond_wait.c:655
#3  0x00007f301d49524b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f301d495167 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f3042b617fc in start_thread (arg=0x7f2f8d7fa700) at pthread_create.c:465
#6  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f2f8dffb700 (LWP 1601)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066a2abc04) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066a2abbb0, cond=0x56066a2abbd8) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066a2abbd8, mutex=0x56066a2abbb0) at pthread_cond_wait.c:655
#3  0x00007f301d49524b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f301d495167 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f3042b617fc in start_thread (arg=0x7f2f8dffb700) at pthread_create.c:465
#6  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f2f8e7fc700 (LWP 1600)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066a2abb1c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066a2abac8, cond=0x56066a2abaf0) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066a2abaf0, mutex=0x56066a2abac8) at pthread_cond_wait.c:655
#3  0x00007f301d49524b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f301d495167 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f3042b617fc in start_thread (arg=0x7f2f8e7fc700) at pthread_create.c:465
#6  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f2f8effd700 (LWP 1599)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066a2abb1c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066a2abac8, cond=0x56066a2abaf0) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066a2abaf0, mutex=0x56066a2abac8) at pthread_cond_wait.c:655
#3  0x00007f301d49524b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f301d495167 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f3042b617fc in start_thread (arg=0x7f2f8effd700) at pthread_create.c:465
#6  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f2f8f7fe700 (LWP 1598)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066a2abb18) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066a2abac8, cond=0x56066a2abaf0) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066a2abaf0, mutex=0x56066a2abac8) at pthread_cond_wait.c:655
#3  0x00007f301d49524b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f301d495167 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f3042b617fc in start_thread (arg=0x7f2f8f7fe700) at pthread_create.c:465
#6  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f2f8ffff700 (LWP 1597)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066a270ba4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066a270b50, cond=0x56066a270b78) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066a270b78, mutex=0x56066a270b50) at pthread_cond_wait.c:655
#3  0x00007f301d49524b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f301d495167 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f3042b617fc in start_thread (arg=0x7f2f8ffff700) at pthread_create.c:465
#6  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f2f949f1700 (LWP 1596)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x56066a2ac82c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x56066a2ac7d8, cond=0x56066a2ac800) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x56066a2ac800, mutex=0x56066a2ac7d8) at pthread_cond_wait.c:655
#3  0x00007f301d49524b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f301d495167 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f3042b617fc in start_thread (arg=0x7f2f949f1700) at pthread_create.c:465
#6  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f301eda1700 (LWP 1595)):
#0  0x00007f3042b68072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f30496ddfb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3042b68072 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f30496ddf68, cond=0x7f30496ddf90) at pthread_cond_wait.c:502
#2  0x00007f3042b68072 in __pthread_cond_wait (cond=0x7f30496ddf90, mutex=0x7f30496ddf68) at pthread_cond_wait.c:655
#3  0x00007f30493e9bd4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007f30493e9c19 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007f3042b617fc in start_thread (arg=0x7f301eda1700) at pthread_create.c:465
#6  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f3029151700 (LWP 1546)):
#0  0x00007f30432ca951 in __GI___poll (fds=0x7f3018002de0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f303de7d169 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f303de7d27c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3043c0c49b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f3043bb1e3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f30439d13ca in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f3046b63f45 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f3042b617fc in start_thread (arg=0x7f3029151700) at pthread_create.c:465
#9  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f302b3e1700 (LWP 1529)):
#0  0x00007ffc4b135b62 in clock_gettime ()
#1  0x00007f30432e5996 in __GI___clock_gettime (clock_id=1, tp=0x7f302b3e0a00) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f3043c0bdb1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f3043c0a5e9 in QTimerInfoList::updateCurrentTime() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f3043c0abc5 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f3043c0c20e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f303de7c6a8 in g_main_context_prepare () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f303de7d09b in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f303de7d27c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f3043c0c49b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f3043bb1e3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f30439d13ca in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f3046b63f45 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f3042b617fc in start_thread (arg=0x7f302b3e1700) at pthread_create.c:465
#15 0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f3030f01700 (LWP 1497)):
#0  0x00007f303dec25b9 in g_mutex_lock () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f303de7bff0 in g_main_context_acquire () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f303de7d025 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f303de7d27c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3043c0c49b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f3043bb1e3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f30439d13ca in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f304408fe45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f3042b617fc in start_thread (arg=0x7f3030f01700) at pthread_create.c:465
#10 0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f3032b69700 (LWP 1495)):
#0  0x00007f30432ca951 in __GI___poll (fds=0x7f3032b68bb8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f3048325747 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f304832753a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f3034cdbf09 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f30439d629d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f3042b617fc in start_thread (arg=0x7f3032b69700) at pthread_create.c:465
#6  0x00007f30432d6b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f3049d1efc0 (LWP 1443)):
[KCrash Handler]
#6  0x00007eef13a89b31 in  () at /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#7  0x00007eef13a8b16c in Akonadi::Monitor::mimeTypesMonitored() const () at /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#8  0x00007eef13b3c485 in Akonadi::EntityTreeModelPrivate::fillModel() () at /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#9  0x00007eef13b3d010 in Akonadi::EntityTreeModelPrivate::endResetModel() () at /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#10 0x00007eef13b335b9 in  () at /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#11 0x00007f3043be28e5 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007eef13ac115c in  () at /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#13 0x00007f3043be3452 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f3044bc646c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f3044bcdd34 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f3043bb3de8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f3043bb655d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f3043c0ce53 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f303de7cfb7 in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f303de7d1f0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f303de7d27c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f3043c0c47f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f3043bb1e3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f3043bbada4 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x0000560669998cc2 in  ()
#26 0x00007f30431e31c1 in __libc_start_main (main=0x560669998160, argc=1, argv=0x7ffc4b043d68, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc4b043d58) at ../csu/libc-start.c:308
#27 0x000056066999903a in _start ()

Reported using DrKonqi