Application: plasmashell (5.15.1)

Qt Version: 5.12.1
Frameworks Version: 5.55.0
Operating System: Linux 4.19.25-1-lts x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:
mostly nothing, except starting virt-viewer

fresh ArchLinux x64
kde/plasma 5.15.1

The crash does not seem to be reproducible.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f3c87812680 (LWP 961))]

Thread 23 (Thread 0x7f3c24ff9700 (LWP 1162)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 22 (Thread 0x7f3c257fa700 (LWP 1161)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 21 (Thread 0x7f3c25ffb700 (LWP 1160)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 20 (Thread 0x7f3c267fc700 (LWP 1159)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#9  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 19 (Thread 0x7f3c26ffd700 (LWP 1158)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7f3c277fe700 (LWP 1157)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#9  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#10 0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#11 0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#12 0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#13 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7f3c27fff700 (LWP 1156)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#9  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#10 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#11 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#12 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#13 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#14 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#15 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#16 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#17 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#18 0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#19 0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#20 0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#21 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7f3c44ff9700 (LWP 1155)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f3c457fa700 (LWP 1154)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f3c45ffb700 (LWP 1153)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#9  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#10 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#11 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#12 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#13 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#14 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#15 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#16 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#17 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#18 0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#19 0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#20 0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#21 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f3c467fc700 (LWP 1152)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#9  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#10 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#11 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#12 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#13 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#14 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#15 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#16 0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#17 0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#18 0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#19 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f3c46ffd700 (LWP 1151)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#9  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#10 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#11 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#12 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#13 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#14 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#15 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#16 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#17 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#18 0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#19 0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#20 0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#21 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f3c477fe700 (LWP 1150)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f3c47fff700 (LWP 1149)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#9  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#10 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#11 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#12 0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#13 0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#14 0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#15 0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#16 0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#17 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f3c60fb7700 (LWP 1148)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#9  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#10 0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#11 0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#12 0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#13 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f3c617b8700 (LWP 1147)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c8cb6cc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f3c8cb6cd3a in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c723b1469 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007f3c723b5339 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007f3c723b5392 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#9  0x00007f3c723b052d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#10 0x00007f3c723b3389 in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#11 0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#12 0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#13 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f3c638a8700 (LWP 1137)):
#0  0x00007ffd3c1f5aa0 in clock_gettime ()
#1  0x00007f3c8c85e9f2 in clock_gettime () at /usr/lib/libc.so.6
#2  0x00007f3c8cd785f2 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f3c8cd76dda in QTimerInfoList::updateCurrentTime() () at /usr/lib/libQt5Core.so.5
#4  0x00007f3c8cd773d6 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/libQt5Core.so.5
#5  0x00007f3c8cd78a4f in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f3c8ad14e0a in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#7  0x00007f3c8ad15466 in  () at /usr/lib/libglib-2.0.so.0
#8  0x00007f3c8ad1562e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#9  0x00007f3c8cd78d04 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#10 0x00007f3c8cd21b2c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#11 0x00007f3c8cb65569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#12 0x00007f3c70ca935a in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#13 0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#14 0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#15 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f3c72fe6700 (LWP 1106)):
#0  0x00007f3c8c845c21 in poll () at /usr/lib/libc.so.6
#1  0x00007f3c8ad15540 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f3c8ad1562e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f3c8cd78d04 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f3c8cd21b2c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f3c8cb65569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f3c8e831e7b in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f3c7dbbf700 (LWP 1034)):
#0  0x00007f3c8bc6bafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f3c7e1c2c84 in  () at /usr/lib/dri/i965_dri.so
#2  0x00007f3c7e1c29a8 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f3c7ffff700 (LWP 1032)):
#0  0x00007f3c8acc33b9 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f3c8ad15259 in g_main_context_release () at /usr/lib/libglib-2.0.so.0
#2  0x00007f3c8ad154fd in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f3c8ad1562e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f3c8cd78d04 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f3c8cd21b2c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f3c8cb65569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f3c8e56a969 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f3c8589c700 (LWP 1022)):
#0  0x00007f3c8c8417a4 in read () at /usr/lib/libc.so.6
#1  0x00007f3c8acc3971 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f3c8ad140b0 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f3c8ad154e6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f3c8ad1562e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f3c8cd78d04 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f3c8cd21b2c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f3c8cb65569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f3c8d601ba6 in  () at /usr/lib/libQt5DBus.so.5
#9  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f3c86902700 (LWP 993)):
#0  0x00007f3c8c845c21 in poll () at /usr/lib/libc.so.6
#1  0x00007f3c8ecac630 in  () at /usr/lib/libxcb.so.1
#2  0x00007f3c8ecae2db in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f3c8727e949 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f3c8cb6696c in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f3c8bc65a9d in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f3c8c850b23 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f3c87812680 (LWP 961)):
[KCrash Handler]
#6  0x00007f3c8e419a95 in QV4::QObjectWrapper::wrap(QV4::ExecutionEngine*, QObject*) () at /usr/lib/libQt5Qml.so.5
#7  0x00007f3c8e48a7f5 in QV4::ExecutionEngine::fromVariant(QVariant const&) () at /usr/lib/libQt5Qml.so.5
#8  0x00007f3c8e40f81a in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f3c8e410691 in QV4::QObjectWrapper::getQmlProperty(QQmlContextData*, QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*, bool) const () at /usr/lib/libQt5Qml.so.5
#10 0x00007f3c8e41091f in QV4::QObjectWrapper::virtualGet(QV4::Managed const*, QV4::PropertyKey, QV4::Value const*, bool*) () at /usr/lib/libQt5Qml.so.5
#11 0x00007f3c8e49a8c0 in QV4::Runtime::method_loadProperty(QV4::ExecutionEngine*, QV4::Value const&, int) () at /usr/lib/libQt5Qml.so.5
#12 0x00007f3c8e42dd3c in  () at /usr/lib/libQt5Qml.so.5
#13 0x00007f3c8e4322ff in  () at /usr/lib/libQt5Qml.so.5
#14 0x00007f3c8e3c397c in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) () at /usr/lib/libQt5Qml.so.5
#15 0x00007f3c8e5382c8 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () at /usr/lib/libQt5Qml.so.5
#16 0x00007f3c8e4da968 in QQmlBoundSignalExpression::evaluate(void**) () at /usr/lib/libQt5Qml.so.5
#17 0x00007f3c8e4dbb1c in  () at /usr/lib/libQt5Qml.so.5
#18 0x00007f3c8e519633 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib/libQt5Qml.so.5
#19 0x00007f3c8e4bcce4 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib/libQt5Qml.so.5
#20 0x00007f3c8cd4d19f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#21 0x00007f3c7c099e63 in  () at /usr/lib/qt/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#22 0x00007f3c7c0aa7ea in  () at /usr/lib/qt/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#23 0x00007f3c8cd4d87c in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#24 0x00007f3c724d5e73 in Plasma::RunnerManager::matchesChanged(QList<Plasma::QueryMatch> const&) () at /usr/lib/libKF5Runner.so.5
#25 0x00007f3c724d9fd5 in  () at /usr/lib/libKF5Runner.so.5
#26 0x00007f3c8cd4d87c in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#27 0x00007f3c8cd59ab8 in QTimer::timeout(QTimer::QPrivateSignal) () at /usr/lib/libQt5Core.so.5
#28 0x00007f3c8cd4e10b in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#29 0x00007f3c8d862e24 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#30 0x00007f3c8d86a6e1 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#31 0x00007f3c8cd22e99 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#32 0x00007f3c8cd78095 in QTimerInfoList::activateTimers() () at /usr/lib/libQt5Core.so.5
#33 0x00007f3c8cd78922 in  () at /usr/lib/libQt5Core.so.5
#34 0x00007f3c8ad13a2f in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#35 0x00007f3c8ad155e9 in  () at /usr/lib/libglib-2.0.so.0
#36 0x00007f3c8ad1562e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#37 0x00007f3c8cd78ce9 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#38 0x00007f3c8cd21b2c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#39 0x00007f3c8cd29e36 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#40 0x000055a8587c9d2e in  ()
#41 0x00007f3c8c779223 in __libc_start_main () at /usr/lib/libc.so.6
#42 0x000055a8587ca1de in _start ()
[Inferior 1 (process 961) detached]

Reported using DrKonqi