Bug 409244

Summary: Plasma crash after clicking taskbar
Product: [Plasma] plasmashell Reporter: opensuse.lietuviu.kalba
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED UNMAINTAINED    
Severity: crash CC: plasma-bugs
Priority: NOR Keywords: drkonqi
Version: 5.8.7   
Target Milestone: 1.0   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description opensuse.lietuviu.kalba 2019-06-27 12:50:47 UTC 
Application: plasmashell (5.8.7)

Qt Version: 5.6.2
Frameworks Version: 5.32.0
Operating System: Linux 4.4.180-102-default x86_64
Distribution: "openSUSE Leap 42.3"

-- Information about the crash:
- What I was doing when the application crashed:
I worked in MATLAB. Clicked taskbar. Unexpectedly Plasma taskbar restarted.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f86e09d28c0 (LWP 4427))]

Thread 16 (Thread 0x7f85eb7fe700 (LWP 22441)):
#0  0x00007f86d96f10ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f86da5e065b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x832e570) at thread/qwaitcondition_unix.cpp:136
#2  0x00007f86da5e065b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x7509b40, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f861b0a342f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f861b0a6dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007f861b0a4a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x7f85e0003190) at thread/qthread_unix.cpp:365
#16 0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#17 0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7f85ebfff700 (LWP 22440)):
#0  0x00007f86d96f10ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f86da5e065b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x832e570) at thread/qwaitcondition_unix.cpp:136
#2  0x00007f86da5e065b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x7509b40, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f861b0a342f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f861b0a6dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007f861b0a4a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x7f85e4002f90) at thread/qthread_unix.cpp:365
#16 0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#17 0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7f8600a6f700 (LWP 22439)):
#0  0x00007f86d96f10ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f86da5e065b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x832e570) at thread/qwaitcondition_unix.cpp:136
#2  0x00007f86da5e065b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x7509b40, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f861b0a342f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f861b0a6dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007f861b0a4a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x7f85f0002b90) at thread/qthread_unix.cpp:365
#16 0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#17 0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7f8601270700 (LWP 22438)):
#0  0x00007f86d96f10ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f86da5e065b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x832e570) at thread/qwaitcondition_unix.cpp:136
#2  0x00007f86da5e065b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x7509b40, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f861b0a342f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f861b0a6dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007f861b0a4a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x7f85ec003190) at thread/qthread_unix.cpp:365
#16 0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#17 0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7f8601a71700 (LWP 22437)):
#0  0x00007f86d96f10ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f86da5e065b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x832e570) at thread/qwaitcondition_unix.cpp:136
#2  0x00007f86da5e065b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x7509b40, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f861b0a342f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f861b0a6dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007f861b0a4a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x7f85f8003190) at thread/qthread_unix.cpp:365
#16 0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#17 0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7f8602272700 (LWP 22436)):
#0  0x00007f86d96f10ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f86da5e065b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x832e570) at thread/qwaitcondition_unix.cpp:136
#2  0x00007f86da5e065b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x7509b40, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f861b0a342f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f861b0a6dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f861b0a4a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x7f85fc0013d0) at thread/qthread_unix.cpp:365
#10 0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#11 0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f8603ffe700 (LWP 22435)):
#0  0x00007f86d96f10ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f86da5e065b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x832e570) at thread/qwaitcondition_unix.cpp:136
#2  0x00007f86da5e065b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x7509b40, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f861b0a342f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f861b0a6dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007f861b0a4a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x7f85f40009e0) at thread/qthread_unix.cpp:365
#14 0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#15 0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f86037fd700 (LWP 22434)):
#0  0x00007f86d96f10ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f86da5e065b in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x832e570) at thread/qwaitcondition_unix.cpp:136
#2  0x00007f86da5e065b in QWaitCondition::wait(QMutex*, unsigned long) (this=<optimized out>, mutex=0x7509b40, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f861b0a342f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f861b0a6dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007f861b0a6e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007f861b0a145b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007f861b0a4a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x861aec0) at thread/qthread_unix.cpp:365
#16 0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#17 0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f860ec79700 (LWP 4625)):
#0  0x00007f86d6595b41 in g_main_context_query () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f86d659627f in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f86d659642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f86da7f216b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f86080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#4  0x00007f86da79fbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f860ec78cd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#5  0x00007f86da5daf1a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:500
#6  0x00007f86100a08f7 in KCupsConnection::run() () at /usr/lib64/libkcupslib.so
#7  0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x625b370) at thread/qthread_unix.cpp:365
#8  0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f8622259700 (LWP 4594)):
#0  0x00007f86d65d78b4 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f86d6596223 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f86d659642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f86da7f216b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f861c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#4  0x00007f86da79fbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f8622258cb0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#5  0x00007f86da5daf1a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:500
#6  0x00007f86de458822 in  () at /usr/lib64/libQt5Quick.so.5
#7  0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x1c8bef0) at thread/qthread_unix.cpp:365
#8  0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f8635c55700 (LWP 4592)):
#0  0x00007f86d9ee630d in poll () at /lib64/libc.so.6
#1  0x00007f86d6596314 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f86d659642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f86da7f216b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f86280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#4  0x00007f86da79fbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f8635c54d10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#5  0x00007f86da5daf1a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:500
#6  0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x1126230) at thread/qthread_unix.cpp:365
#7  0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f8637fff700 (LWP 4576)):
#0  0x00007f86d9ee630d in poll () at /lib64/libc.so.6
#1  0x00007f86d6596314 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f86d659642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f86da7f216b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f86300008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#4  0x00007f86da79fbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f8637ffecf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#5  0x00007f86da5daf1a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:500
#6  0x00007f86dd8d43d8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0xc93200) at thread/qthread_unix.cpp:365
#8  0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f86bd58d700 (LWP 4575)):
#0  0x00007f86d96f10ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f86e00bc93b in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f86e00bc969 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f86bedb9700 (LWP 4558)):
#0  0x00007ffeb06beb50 in clock_gettime ()
#1  0x00007f86d9efba86 in clock_gettime () at /lib64/libc.so.6
#2  0x00007f86da68aa06 in qt_clock_gettime (ts=0x7f86bedb8a80, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:102
#3  0x00007f86da68aa06 in do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:153
#4  0x00007f86da68aa06 in qt_gettime() () at tools/qelapsedtimer_unix.cpp:162
#5  0x00007f86da7f07c9 in QTimerInfoList::updateCurrentTime() (this=this@entry=0x7f86b8002cd0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f86da7f0d45 in QTimerInfoList::timerWait(timespec&) (this=0x7f86b8002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:381
#7  0x00007f86da7f1f3e in timerSourcePrepareHelper (timeout=0x7f86bedb8b34, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:126
#8  0x00007f86da7f1f3e in timerSourcePrepare(GSource*, gint*) (source=<optimized out>, timeout=0x7f86bedb8b34) at kernel/qeventdispatcher_glib.cpp:159
#9  0x00007f86d659595d in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#10 0x00007f86d6596230 in  () at /usr/lib64/libglib-2.0.so.0
#11 0x00007f86d659642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#12 0x00007f86da7f216b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f86b80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#13 0x00007f86da79fbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f86bedb8cf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#14 0x00007f86da5daf1a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:500
#15 0x00007f86dd8d43d8 in  () at /usr/lib64/libQt5Qml.so.5
#16 0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0xb87510) at thread/qthread_unix.cpp:365
#17 0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#18 0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f86cdd59700 (LWP 4442)):
#0  0x00007f86d9ee233d in read () at /lib64/libc.so.6
#1  0x00007f86d65d6750 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f86d6595e49 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f86d65962a8 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f86d659642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f86da7f216b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f86c80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#6  0x00007f86da79fbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f86cdd58ce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#7  0x00007f86da5daf1a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:500
#8  0x00007f86dac02285 in  () at /usr/lib64/libQt5DBus.so.5
#9  0x00007f86da5df9e9 in QThreadPrivate::start(void*) (arg=0x7f86dae6ace0) at thread/qthread_unix.cpp:365
#10 0x00007f86d96ec724 in start_thread () at /lib64/libpthread.so.0
#11 0x00007f86d9eeee8d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f86e09d28c0 (LWP 4427)):
[KCrash Handler]
#6  0x00007f86dd7af36e in QV4::SimpleArrayData::markObjects(QV4::Heap::Base*, QV4::ExecutionEngine*) () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f86dd6b356d in  () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f86dd6b3e0a in QV4::MemoryManager::mark() () at /usr/lib64/libQt5Qml.so.5
#9  0x00007f86dd6b4b88 in QV4::MemoryManager::runGC() () at /usr/lib64/libQt5Qml.so.5
#10 0x00007f86dd6b5c98 in QV4::MemoryManager::allocData(unsigned long, unsigned long) () at /usr/lib64/libQt5Qml.so.5
#11 0x00007f86dd7afa8d in QV4::ArrayData::realloc(QV4::Object*, QV4::Heap::ArrayData::Type, unsigned int, bool) () at /usr/lib64/libQt5Qml.so.5
#12 0x00007f86dd7ed9c1 in  () at /usr/lib64/libQt5Qml.so.5
#13 0x00007f86dd7cd050 in QV4::BuiltinFunction::call(QV4::Managed const*, QV4::CallData*) () at /usr/lib64/libQt5Qml.so.5
#14 0x00007f86dd831fd2 in QV4::Runtime::callProperty(QV4::ExecutionEngine*, int, QV4::CallData*) () at /usr/lib64/libQt5Qml.so.5
#15 0x00007f861291035f in  ()
#16 0x0000000000000000 in  ()
[Inferior 1 (process 4427) detached]

Reported using DrKonqi
Comment 1 Christoph Feck 2019-07-16 12:35:41 UTC 
Plasma 5.8 is unmaintained. Please update to Plasma 5.12 or newer.