Application: plasmashell (5.4.3)
 (Compiled from sources)
Qt Version: 5.5.1
Operating System: Linux 4.2.5-2.1 x86_64
Distribution: "openSUSE Leap 42.1 (x86_64)"

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

Run systemsettings5, make some changes to preferences and then exit application.
Crash happens randomly shortly afterwards.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f55a7bb1900 (LWP 13228))]

Thread 21 (Thread 0x7f558df16700 (LWP 13230)):
#0  0x00007f55a119284d in poll () at /lib64/libc.so.6
#1  0x00007f55a6052422 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f55a605400f in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f559165eed9 in  () at /opt/kde/lib64/libQt5XcbQpa.so.5
#4  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 20 (Thread 0x7f5586fca700 (LWP 13234)):
#0  0x00007f55a118e7fd in read () at /lib64/libc.so.6
#1  0x00007f559859ff75 in  () at /usr/lib64/tls/libnvidia-tls.so.352.55
#2  0x00007f559d6bf040 in  () at /opt/gnome/lib64/libglib-2.0.so.0
#3  0x00007f559d67dc0c in g_main_context_check () at /opt/gnome/lib64/libglib-2.0.so.0
#4  0x00007f559d67e0a8 in  () at /opt/gnome/lib64/libglib-2.0.so.0
#5  0x00007f559d67e20c in g_main_context_iteration () at /opt/gnome/lib64/libglib-2.0.so.0
#6  0x00007f55a1aa968b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#7  0x00007f55a1a5373a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#8  0x00007f55a187fbbc in QThread::exec() () at /opt/kde/lib64/libQt5Core.so.5
#9  0x00007f55a4b2d9c5 in  () at /opt/kde/lib64/libQt5Qml.so.5
#10 0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#11 0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#12 0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 19 (Thread 0x7f557a949700 (LWP 13247)):
#0  0x00007f559d6c0329 in g_mutex_lock () at /opt/gnome/lib64/libglib-2.0.so.0
#1  0x00007f559d67d5c7 in g_main_context_prepare () at /opt/gnome/lib64/libglib-2.0.so.0
#2  0x00007f559d67e030 in  () at /opt/gnome/lib64/libglib-2.0.so.0
#3  0x00007f559d67e20c in g_main_context_iteration () at /opt/gnome/lib64/libglib-2.0.so.0
#4  0x00007f55a1aa968b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a1a5373a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#6  0x00007f55a187fbbc in QThread::exec() () at /opt/kde/lib64/libQt5Core.so.5
#7  0x00007f55a4b2d9c5 in  () at /opt/kde/lib64/libQt5Qml.so.5
#8  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#9  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7f5578ee1700 (LWP 13250)):
#0  0x00007f55a119284d in poll () at /lib64/libc.so.6
#1  0x00007f559d67e104 in  () at /opt/gnome/lib64/libglib-2.0.so.0
#2  0x00007f559d67e20c in g_main_context_iteration () at /opt/gnome/lib64/libglib-2.0.so.0
#3  0x00007f55a1aa968b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#4  0x00007f55a1a5373a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a187fbbc in QThread::exec() () at /opt/kde/lib64/libQt5Core.so.5
#6  0x00007f55a4b2d9c5 in  () at /opt/kde/lib64/libQt5Qml.so.5
#7  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#8  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7f55735e1700 (LWP 13251)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a72bfa84 in  () at /opt/kde/lib64/libQt5Script.so.5
#2  0x00007f55a72bfac9 in  () at /opt/kde/lib64/libQt5Script.so.5
#3  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7f557098d700 (LWP 13252)):
#0  0x00007ffffcbb29c7 in clock_gettime ()
#1  0x00007f55a11a8096 in clock_gettime () at /lib64/libc.so.6
#2  0x00007f55a1930266 in  () at /opt/kde/lib64/libQt5Core.so.5
#3  0x00007f55a1aa7249 in QTimerInfoList::updateCurrentTime() () at /opt/kde/lib64/libQt5Core.so.5
#4  0x00007f55a1aa7755 in QTimerInfoList::timerWait(timespec&) () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a1aa8aee in  () at /opt/kde/lib64/libQt5Core.so.5
#6  0x00007f559d67d6ed in g_main_context_prepare () at /opt/gnome/lib64/libglib-2.0.so.0
#7  0x00007f559d67e030 in  () at /opt/gnome/lib64/libglib-2.0.so.0
#8  0x00007f559d67e20c in g_main_context_iteration () at /opt/gnome/lib64/libglib-2.0.so.0
#9  0x00007f55a1aa968b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#10 0x00007f55a1a5373a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#11 0x00007f55a187fbbc in QThread::exec() () at /opt/kde/lib64/libQt5Core.so.5
#12 0x00007f55a56afeb2 in  () at /opt/kde/lib64/libQt5Quick.so.5
#13 0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#14 0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#15 0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7f54e7fff700 (LWP 13253)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f55a572205e in  () at /opt/kde/lib64/libQt5Quick.so.5
#3  0x00007f55a57228a3 in  () at /opt/kde/lib64/libQt5Quick.so.5
#4  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7f54dc1ff700 (LWP 13312)):
#0  0x00007ffffcbb29c7 in clock_gettime ()
#1  0x00007f55a11a8096 in clock_gettime () at /lib64/libc.so.6
#2  0x00007f55a1930266 in  () at /opt/kde/lib64/libQt5Core.so.5
#3  0x00007f55a1aa7249 in QTimerInfoList::updateCurrentTime() () at /opt/kde/lib64/libQt5Core.so.5
#4  0x00007f55a1aa8e82 in  () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f559d67db69 in g_main_context_check () at /opt/gnome/lib64/libglib-2.0.so.0
#6  0x00007f559d67e0a8 in  () at /opt/gnome/lib64/libglib-2.0.so.0
#7  0x00007f559d67e20c in g_main_context_iteration () at /opt/gnome/lib64/libglib-2.0.so.0
#8  0x00007f55a1aa968b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#9  0x00007f55a1a5373a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#10 0x00007f55a187fbbc in QThread::exec() () at /opt/kde/lib64/libQt5Core.so.5
#11 0x00007f54de6c0e57 in KCupsConnection::run() () at /opt/kde/lib64/libkcupslib.so
#12 0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#13 0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7f54db5b1700 (LWP 13313)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f55a572205e in  () at /opt/kde/lib64/libQt5Quick.so.5
#3  0x00007f55a57228a3 in  () at /opt/kde/lib64/libQt5Quick.so.5
#4  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7f54cbfff700 (LWP 13315)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f55a572205e in  () at /opt/kde/lib64/libQt5Quick.so.5
#3  0x00007f55a57228a3 in  () at /opt/kde/lib64/libQt5Quick.so.5
#4  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7f54c9ffc700 (LWP 13320)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f55a572205e in  () at /opt/kde/lib64/libQt5Quick.so.5
#3  0x00007f55a57228a3 in  () at /opt/kde/lib64/libQt5Quick.so.5
#4  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f54d8d03700 (LWP 13344)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f55a572205e in  () at /opt/kde/lib64/libQt5Quick.so.5
#3  0x00007f55a57228a3 in  () at /opt/kde/lib64/libQt5Quick.so.5
#4  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f54b91f3700 (LWP 13346)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f55a572205e in  () at /opt/kde/lib64/libQt5Quick.so.5
#3  0x00007f55a57228a3 in  () at /opt/kde/lib64/libQt5Quick.so.5
#4  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f54affff700 (LWP 13419)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f55a572205e in  () at /opt/kde/lib64/libQt5Quick.so.5
#3  0x00007f55a57228a3 in  () at /opt/kde/lib64/libQt5Quick.so.5
#4  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f54ca7fd700 (LWP 13420)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f54e5d91e47 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#3  0x00007f54e5d95da8 in  () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f54e5d91069 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f54e5d95df2 in  () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f54e5d91069 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f54e5d93e33 in ThreadWeaver::Thread::run() () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#9  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f54cb7fe700 (LWP 13421)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f54e5d91e47 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#3  0x00007f54e5d95da8 in  () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f54e5d91069 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f54e5d95df2 in  () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f54e5d91069 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f54e5d93e33 in ThreadWeaver::Thread::run() () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#9  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f54ad634700 (LWP 13422)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f54e5d91e47 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#3  0x00007f54e5d95da8 in  () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f54e5d91069 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f54e5d95df2 in  () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f54e5d91069 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f54e5d93e33 in ThreadWeaver::Thread::run() () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#9  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f54ace33700 (LWP 13423)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f54e5d91e47 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#3  0x00007f54e5d95da8 in  () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f54e5d91069 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f54e5d95df2 in  () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f54e5d91069 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f54e5d93e33 in ThreadWeaver::Thread::run() () at /opt/kde/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#9  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f53675b0700 (LWP 13750)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f55a572205e in  () at /opt/kde/lib64/libQt5Quick.so.5
#3  0x00007f55a57228a3 in  () at /opt/kde/lib64/libQt5Quick.so.5
#4  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f5366daf700 (LWP 13753)):
#0  0x00007f55a099e0cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f55a1885b6b in QWaitCondition::wait(QMutex*, unsigned long) () at /opt/kde/lib64/libQt5Core.so.5
#2  0x00007f55a572205e in  () at /opt/kde/lib64/libQt5Quick.so.5
#3  0x00007f55a57228a3 in  () at /opt/kde/lib64/libQt5Quick.so.5
#4  0x00007f55a18849ff in  () at /opt/kde/lib64/libQt5Core.so.5
#5  0x00007f55a09984b4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f55a119b20d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f55a7bb1900 (LWP 13228)):
[KCrash Handler]
#6  0x00007f55a4909df8 in  () at /opt/kde/lib64/libQt5Qml.so.5
#7  0x00007f55a4b6c90a in QQmlDelegateModel::_q_itemsChanged(int, int, QVector<int> const&) () at /opt/kde/lib64/libQt5Qml.so.5
#8  0x00007f55a4b925dc in  () at /opt/kde/lib64/libQt5Qml.so.5
#9  0x00007f55a4b92cc8 in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () at /opt/kde/lib64/libQt5Qml.so.5
#10 0x00007f55a1a83280 in QMetaObject::activate(QObject*, int, int, void**) () at /opt/kde/lib64/libQt5Core.so.5
#11 0x00007f55a1afb37c in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /opt/kde/lib64/libQt5Core.so.5
#12 0x00007f54e54ba0a4 in  () at /opt/kde/lib64/libtaskmanager.so.5
#13 0x00007f54e54bb227 in  () at /opt/kde/lib64/libtaskmanager.so.5
#14 0x00007f55a1a830ca in QMetaObject::activate(QObject*, int, int, void**) () at /opt/kde/lib64/libQt5Core.so.5
#15 0x00007f54e54c2b78 in TaskManager::AbstractGroupableItem::changed(QFlags<TaskManager::TaskChange>) () at /opt/kde/lib64/libtaskmanager.so.5
#16 0x00007f54e54b0df0 in  () at /opt/kde/lib64/libtaskmanager.so.5
#17 0x00007f55a1a830ca in QMetaObject::activate(QObject*, int, int, void**) () at /opt/kde/lib64/libQt5Core.so.5
#18 0x00007f54e54c2ca8 in TaskManager::Task::changed(QFlags<TaskManager::TaskChange>) () at /opt/kde/lib64/libtaskmanager.so.5
#19 0x00007f54e54a3c5b in TaskManager::Task::setActive(bool) () at /opt/kde/lib64/libtaskmanager.so.5
#20 0x00007f54e54b688c in TaskManager::TaskManager::activeWindowChanged(unsigned long long) () at /opt/kde/lib64/libtaskmanager.so.5
#21 0x00007f54e54b89d7 in  () at /opt/kde/lib64/libtaskmanager.so.5
#22 0x00007f55a1a830ca in QMetaObject::activate(QObject*, int, int, void**) () at /opt/kde/lib64/libQt5Core.so.5
#23 0x00007f55a4650a72 in KWindowSystem::activeWindowChanged(unsigned long long) () at /opt/kde/lib64/libKF5WindowSystem.so.5
#24 0x00007f55871de81b in  () at /opt/kde/lib64/qt5/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#25 0x00007f55a1a5297f in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /opt/kde/lib64/libQt5Core.so.5
#26 0x00007f55916628b4 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /opt/kde/lib64/libQt5XcbQpa.so.5
#27 0x00007f559166363b in QXcbConnection::processXcbEvents() () at /opt/kde/lib64/libQt5XcbQpa.so.5
#28 0x00007f55a1a83eb9 in QObject::event(QEvent*) () at /opt/kde/lib64/libQt5Core.so.5
#29 0x00007f55a2dca8fc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /opt/kde/lib64/libQt5Widgets.so.5
#30 0x00007f55a2dcfa06 in QApplication::notify(QObject*, QEvent*) () at /opt/kde/lib64/libQt5Widgets.so.5
#31 0x00007f55a1a55e03 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /opt/kde/lib64/libQt5Core.so.5
#32 0x00007f55a1a58136 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /opt/kde/lib64/libQt5Core.so.5
#33 0x00007f55a1aa9263 in  () at /opt/kde/lib64/libQt5Core.so.5
#34 0x00007f559d67debd in g_main_context_dispatch () at /opt/gnome/lib64/libglib-2.0.so.0
#35 0x00007f559d67e168 in  () at /opt/gnome/lib64/libglib-2.0.so.0
#36 0x00007f559d67e20c in g_main_context_iteration () at /opt/gnome/lib64/libglib-2.0.so.0
#37 0x00007f55a1aa966f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#38 0x00007f55a1a5373a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /opt/kde/lib64/libQt5Core.so.5
#39 0x00007f55a1a5b41d in QCoreApplication::exec() () at /opt/kde/lib64/libQt5Core.so.5
#40 0x000055f1750369f0 in main(int, char**) (argc=2, argv=<optimized out>) at /usr/src/debug/plasma-workspace-5.4.3/shell/main.cpp:176

Reported using DrKonqi