Bug 408030

Summary: Plasma crash after supend/resume to other screen setup
Product: [Plasma] plasmashell Reporter: Klaus Vink Slott <klaus>
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 Klaus Vink Slott 2019-05-28 14:00:37 UTC 
Application: plasmashell (5.8.7)

Qt Version: 5.6.2
Frameworks Version: 5.32.0
Operating System: Linux 4.4.179-99-default x86_64
Distribution: "openSUSE Leap 42.3"

-- Information about the crash:
- What I was doing when the application crashed:
Suspended my labtop in dock with 2 monitors connected. Undocked and resumed with only laptop screen.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc7b0d72900 (LWP 14778))]

Thread 17 (Thread 0x7fc6c37ff700 (LWP 16490)):
#0  0x00007fc7aa27230d in poll () at /lib64/libc.so.6
#1  0x00007fc79fedb081 in  () at /usr/lib64/libpulse.so.0
#2  0x00007fc79fecc74c in pa_mainloop_poll () at /usr/lib64/libpulse.so.0
#3  0x00007fc79feccdbe in pa_mainloop_iterate () at /usr/lib64/libpulse.so.0
#4  0x00007fc79fecce70 in pa_mainloop_run () at /usr/lib64/libpulse.so.0
#5  0x00007fc79fedafe6 in  () at /usr/lib64/libpulse.so.0
#6  0x00007fc79f8733f8 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#7  0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#8  0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7fc6d7ffe700 (LWP 16399)):
#0  0x00007fc7aa27230d in poll () at /lib64/libc.so.6
#1  0x00007fc7a6922314 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fc7a692242c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fc7aab7f16b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007fc7aab2cbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc7aa967f1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007fc7adc613d8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7fc6c9568700 (LWP 16377)):
#0  0x00007fc7a9a7d0ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc7aa96d65b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc6efbe042f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#3  0x00007fc6efbe3dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#16 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#17 0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#18 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#19 0x00007fc6efbe1a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#20 0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#21 0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#22 0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7fc6c9d69700 (LWP 16376)):
#0  0x00007fc7a9a7d0ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc7aa96d65b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc6efbe042f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#3  0x00007fc6efbe3dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fc6efbe1a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#11 0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#12 0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7fc6ca56a700 (LWP 16375)):
#0  0x00007fc7a9a7d0ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc7aa96d65b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc6efbe042f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#3  0x00007fc6efbe3dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#16 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#17 0x00007fc6efbe1a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#18 0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#19 0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#20 0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7fc6cad6b700 (LWP 16374)):
#0  0x00007fc7a9a7d0ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc7aa96d65b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc6efbe042f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#3  0x00007fc6efbe3dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fc6efbe1a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#11 0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#12 0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7fc6cb56c700 (LWP 16373)):
#0  0x00007fc7a9a7d0ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc7aa96d65b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc6efbe042f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#3  0x00007fc6efbe3dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fc6efbe1a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#10 0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7fc6bfffe700 (LWP 16372)):
#0  0x00007fc7a9a7d0ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc7aa96d65b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc6efbe042f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#3  0x00007fc6efbe3dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fc6efbe1a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#10 0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7fc6bf3b9700 (LWP 16371)):
#0  0x00007fc7a9a7d0ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc7aa96d65b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc6efbe042f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#3  0x00007fc6efbe3dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007fc6efbe1a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#16 0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#17 0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#18 0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7fc6bc9a7700 (LWP 16370)):
#0  0x00007fc7a9a7d0ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc7aa96d65b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc6efbe042f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#3  0x00007fc6efbe3dea in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fc6efbe3e32 in  () at /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fc6efbde45b in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fc6efbe1a46 in ThreadWeaver::Thread::run() () at /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#10 0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7fc6e40d3700 (LWP 15469)):
#0  0x00007fc7aab7f66c in  () at /usr/lib64/libQt5Core.so.5
#1  0x00007fc7a6921da1 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fc7a69222a8 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fc7a692242c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007fc7aab7f16b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc7aab2cbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007fc7aa967f1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007fc6e54fa8f7 in KCupsConnection::run() () at /usr/lib64/libkcupslib.so
#8  0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#10 0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7fc6f84f0700 (LWP 15174)):
#0  0x00007fc7a69222cd in  () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fc7a692242c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fc7aab7f16b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007fc7aab2cbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007fc7aa967f1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc7ae7e5822 in  () at /usr/lib64/libQt5Quick.so.5
#6  0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#8  0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fc787303700 (LWP 15053)):
#0  0x00007fc7a9a7d0ff in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc7b044993b in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007fc7b0449969 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fc78d29f700 (LWP 14887)):
#0  0x00007fc7aa27230d in poll () at /lib64/libc.so.6
#1  0x00007fc7a6922314 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fc7a692242c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fc7aab7f16b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007fc7aab2cbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc7aa967f1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007fc7adc613d8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fc78eb42700 (LWP 14826)):
#0  0x00007fc7aa27230d in poll () at /lib64/libc.so.6
#1  0x00007fc7a6922314 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fc7a692242c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fc7aab7f16b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007fc7aab2cbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc7aa967f1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007fc7adc613d8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fc79dece700 (LWP 14789)):
#0  0x00007fc7aa27230d in poll () at /lib64/libc.so.6
#1  0x00007fc7a6922314 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fc7a692242c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fc7aab7f16b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007fc7aab2cbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc7aa967f1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007fc7aaf8f285 in  () at /usr/lib64/libQt5DBus.so.5
#7  0x00007fc7aa96c9e9 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fc7a9a78724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fc7aa27ae8d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fc7b0d72900 (LWP 14778)):
[KCrash Handler]
#6  0x00007fc7ae872b83 in QQuickItem::polish() () at /usr/lib64/libQt5Quick.so.5
#7  0x00007fc7aab58da3 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#8  0x00007fc6fc4d27ec in  () at /usr/lib64/qt5/qml/org/kde/plasma/core/libcorebindingsplugin.so
#9  0x00007fc6fc4daefa in  () at /usr/lib64/qt5/qml/org/kde/plasma/core/libcorebindingsplugin.so
#10 0x00007fc6fc4dcffb in  () at /usr/lib64/qt5/qml/org/kde/plasma/core/libcorebindingsplugin.so
#11 0x00007fc7adbe3e06 in QQmlPropertyPrivate::write(QObject*, QQmlPropertyData const&, QVariant const&, QQmlContextData*, QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#12 0x00007fc7adbe4fc1 in QQmlPropertyPrivate::writeValueProperty(QObject*, QQmlPropertyData const&, QVariant const&, QQmlContextData*, QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#13 0x00007fc7adc4e06d in QQmlBinding::write(QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#14 0x00007fc7adc4efca in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#15 0x00007fc7adc4f11e in QQmlBinding::expressionChanged() () at /usr/lib64/libQt5Qml.so.5
#16 0x00007fc7adc25dc7 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib64/libQt5Qml.so.5
#17 0x00007fc7adbd3ec4 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib64/libQt5Qml.so.5
#18 0x00007fc7aab58533 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#19 0x00007fc7ada3ebe2 in  () at /usr/lib64/libQt5Qml.so.5
#20 0x00007fc7adc7fe29 in QQmlDelegateModel::_q_itemsChanged(int, int, QVector<int> const&) () at /usr/lib64/libQt5Qml.so.5
#21 0x00007fc7adc85149 in QQmlDelegateModel::_q_layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () at /usr/lib64/libQt5Qml.so.5
#22 0x00007fc7adca71ef in  () at /usr/lib64/libQt5Qml.so.5
#23 0x00007fc7adca7bdb in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () at /usr/lib64/libQt5Qml.so.5
#24 0x00007fc7aab58d19 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#25 0x00007fc7aabcf196 in QAbstractItemModel::layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () at /usr/lib64/libQt5Core.so.5
#26 0x00007fc7aaafeec8 in  () at /usr/lib64/libQt5Core.so.5
#27 0x00007fc7aab00d88 in  () at /usr/lib64/libQt5Core.so.5
#28 0x00007fc7aab58791 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#29 0x00007fc7aabcf0ec in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /usr/lib64/libQt5Core.so.5
#30 0x00007fc6ef0a6fa8 in TaskManager::TaskGroupingProxyModel::Private::sourceRowsAboutToBeRemoved(QModelIndex const&, int, int) () at /usr/lib64/libtaskmanager.so.6
#31 0x00007fc6ef0a9cf9 in  () at /usr/lib64/libtaskmanager.so.6
#32 0x00007fc7aab58791 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#33 0x00007fc7aabcf2c4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib64/libQt5Core.so.5
#34 0x00007fc7aaadce94 in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib64/libQt5Core.so.5
#35 0x00007fc7aaafb9cd in  () at /usr/lib64/libQt5Core.so.5
#36 0x00007fc7aaafbb7d in  () at /usr/lib64/libQt5Core.so.5
#37 0x00007fc7aab00eb8 in  () at /usr/lib64/libQt5Core.so.5
#38 0x00007fc7aab58791 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#39 0x00007fc7aabcf2c4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib64/libQt5Core.so.5
#40 0x00007fc7aaadce94 in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib64/libQt5Core.so.5
#41 0x00007fc6f5193ed5 in  () at /usr/lib64/libKF5ItemModels.so.5
#42 0x00007fc6f5194d21 in  () at /usr/lib64/libKF5ItemModels.so.5
#43 0x00007fc7aab58791 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#44 0x00007fc7aabcf2c4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib64/libQt5Core.so.5
#45 0x00007fc7aaadce94 in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib64/libQt5Core.so.5
#46 0x00007fc7aaaf4e8f in  () at /usr/lib64/libQt5Core.so.5
#47 0x00007fc7aab58791 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#48 0x00007fc7aabcf2c4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib64/libQt5Core.so.5
#49 0x00007fc7aaadce94 in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib64/libQt5Core.so.5
#50 0x00007fc6ef0c0fc5 in TaskManager::XWindowTasksModel::Private::removeWindow(unsigned long long) () at /usr/lib64/libtaskmanager.so.6
#51 0x00007fc7aab58da3 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#52 0x00007fc7ad77fea2 in KWindowSystem::windowRemoved(unsigned long long) () at /usr/lib64/libKF5WindowSystem.so.5
#53 0x00007fc78ef64185 in  () at /usr/lib64/qt5/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#54 0x00007fc7ad778771 in NETRootInfo::update(QFlags<NET::Property>, QFlags<NET::Property2>) () at /usr/lib64/libKF5WindowSystem.so.5
#55 0x00007fc7ad779642 in NETRootInfo::event(xcb_generic_event_t*, QFlags<NET::Property>*, QFlags<NET::Property2>*) () at /usr/lib64/libKF5WindowSystem.so.5
#56 0x00007fc7ad779872 in NETRootInfo::event(xcb_generic_event_t*, unsigned long*, int) () at /usr/lib64/libKF5WindowSystem.so.5
#57 0x00007fc78ef63b56 in  () at /usr/lib64/qt5/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#58 0x00007fc7aab2be50 in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /usr/lib64/libQt5Core.so.5
#59 0x00007fc797b4a464 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /usr/lib64/libQt5XcbQpa.so.5
#60 0x00007fc797b4c54b in QXcbConnection::processXcbEvents() () at /usr/lib64/libQt5XcbQpa.so.5
#61 0x00007fc7aab59de6 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#62 0x00007fc7abaa626c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#63 0x00007fc7abaaa8ca in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#64 0x00007fc7aab2eba5 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#65 0x00007fc7aab3098a in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#66 0x00007fc7aab7fac3 in  () at /usr/lib64/libQt5Core.so.5
#67 0x00007fc7a6922134 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#68 0x00007fc7a6922388 in  () at /usr/lib64/libglib-2.0.so.0
#69 0x00007fc7a692242c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#70 0x00007fc7aab7f14c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#71 0x00007fc7aab2cbbb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#72 0x00007fc7aab34aa6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#73 0x000000000041f05f in  ()
#74 0x00007fc7aa1ae725 in __libc_start_main () at /lib64/libc.so.6
#75 0x000000000041f2c9 in _start ()
[Inferior 1 (process 14778) detached]

Reported using DrKonqi
Comment 1 Christoph Feck 2019-06-14 12:04:01 UTC 
Plasma 5.8 is no longer maintained. Please update to Plasma 5.12 LTS, 5.15, or a newer version.