Bug 390696

Summary: Adding pager widget made plasma crash (wayland)
Product: [Plasma] plasmashell Reporter: gaamda lurt <gaamdalurt>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED NOT A BUG    
Severity: crash CC: enriqueinfoextra, plasma-bugs-null
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.11.5   
Target Milestone: 1.0   
Platform: Fedora RPMs   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description gaamda lurt 2018-02-18 19:28:26 UTC 
Application: plasmashell (5.11.5)

Qt Version: 5.9.4
Frameworks Version: 5.43.0
Operating System: Linux 4.16.0-0.rc1.git4.2.fc28.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
I have launched the wayland session, try to add pager to the panel. Writing "Pager" for search it, drag. At the start of drag all the screen goes black and plasma reload itself. DIstro is Fedora 27.

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 0x7f8dc708d940 (LWP 1302))]

Thread 22 (Thread 0x7f8c96bfe700 (LWP 2045)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8dc44a6428 in QSGRenderThread::processEventsAndWaitForMore() () from /lib64/libQt5Quick.so.5
#3  0x00007f8dc44a688a in QSGRenderThread::run() () from /lib64/libQt5Quick.so.5
#4  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#6  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 21 (Thread 0x7f8cae7fc700 (LWP 1693)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8d01dda725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib64/libKF5ThreadWeaver.so.5
#3  0x00007f8d01dde778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#4  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#5  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#6  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#7  0x00007f8d01ddc6bb in ThreadWeaver::Thread::run() () from /lib64/libKF5ThreadWeaver.so.5
#8  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#9  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#10 0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 20 (Thread 0x7f8caeffd700 (LWP 1692)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8d01dda725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib64/libKF5ThreadWeaver.so.5
#3  0x00007f8d01dde778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#4  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#5  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#6  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#7  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#8  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#9  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#10 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#11 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#12 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#13 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#14 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#15 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#16 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#17 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#18 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#19 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#20 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#21 0x00007f8d01ddc6bb in ThreadWeaver::Thread::run() () from /lib64/libKF5ThreadWeaver.so.5
#22 0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#23 0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#24 0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 19 (Thread 0x7f8caf7fe700 (LWP 1691)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8d01dda725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib64/libKF5ThreadWeaver.so.5
#3  0x00007f8d01dde778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#4  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#5  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#6  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#7  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#8  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#9  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#10 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#11 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#12 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#13 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#14 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#15 0x00007f8d01ddc6bb in ThreadWeaver::Thread::run() () from /lib64/libKF5ThreadWeaver.so.5
#16 0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#17 0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#18 0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 18 (Thread 0x7f8caffff700 (LWP 1690)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8d01dda725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib64/libKF5ThreadWeaver.so.5
#3  0x00007f8d01dde778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#4  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#5  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#6  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#7  0x00007f8d01ddc6bb in ThreadWeaver::Thread::run() () from /lib64/libKF5ThreadWeaver.so.5
#8  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#9  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#10 0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 17 (Thread 0x7f8cc8c05700 (LWP 1689)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8d01dda725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib64/libKF5ThreadWeaver.so.5
#3  0x00007f8d01dde778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#4  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#5  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#6  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#7  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#8  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#9  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#10 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#11 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#12 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#13 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#14 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#15 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#16 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#17 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#18 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#19 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#20 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#21 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#22 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#23 0x00007f8d01ddc6bb in ThreadWeaver::Thread::run() () from /lib64/libKF5ThreadWeaver.so.5
#24 0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#25 0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#26 0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 16 (Thread 0x7f8cc9406700 (LWP 1688)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8d01dda725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib64/libKF5ThreadWeaver.so.5
#3  0x00007f8d01dde778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#4  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#5  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#6  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#7  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#8  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#9  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#10 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#11 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#12 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#13 0x00007f8d01ddc6bb in ThreadWeaver::Thread::run() () from /lib64/libKF5ThreadWeaver.so.5
#14 0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#15 0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#16 0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x7f8cc9c07700 (LWP 1687)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8d01dda725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib64/libKF5ThreadWeaver.so.5
#3  0x00007f8d01dde778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#4  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#5  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#6  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#7  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#8  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#9  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#10 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#11 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#12 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#13 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#14 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#15 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#16 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#17 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#18 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#19 0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#20 0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#21 0x00007f8d01ddc6bb in ThreadWeaver::Thread::run() () from /lib64/libKF5ThreadWeaver.so.5
#22 0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#23 0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#24 0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x7f8ce5f6e700 (LWP 1686)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8d01dda725 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib64/libKF5ThreadWeaver.so.5
#3  0x00007f8d01dde778 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#4  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#5  0x00007f8d01dde7d2 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#6  0x00007f8d01dd98dd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib64/libKF5ThreadWeaver.so.5
#7  0x00007f8d01ddc6bb in ThreadWeaver::Thread::run() () from /lib64/libKF5ThreadWeaver.so.5
#8  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#9  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#10 0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7f8ccabfe700 (LWP 1683)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8dc44a6428 in QSGRenderThread::processEventsAndWaitForMore() () from /lib64/libQt5Quick.so.5
#3  0x00007f8dc44a688a in QSGRenderThread::run() () from /lib64/libQt5Quick.so.5
#4  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#6  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7f8ccb3ff700 (LWP 1666)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8dc44a6428 in QSGRenderThread::processEventsAndWaitForMore() () from /lib64/libQt5Quick.so.5
#3  0x00007f8dc44a688a in QSGRenderThread::run() () from /lib64/libQt5Quick.so.5
#4  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#6  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7f8ce49b3700 (LWP 1658)):
#0  0x00007f8dbe9aa3db in poll () from /lib64/libc.so.6
#1  0x00007f8db6c53e99 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f8db6c53fac in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f8dbf816c4b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f8dbf7c496a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbf6158ca in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f8dc3887e75 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5
#7  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#9  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7f8ce536d700 (LWP 1604)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8dc44a6428 in QSGRenderThread::processEventsAndWaitForMore() () from /lib64/libQt5Quick.so.5
#3  0x00007f8dc44a688a in QSGRenderThread::run() () from /lib64/libQt5Quick.so.5
#4  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#6  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7f8ce6b6f700 (LWP 1517)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8dc44a6428 in QSGRenderThread::processEventsAndWaitForMore() () from /lib64/libQt5Quick.so.5
#3  0x00007f8dc44a688a in QSGRenderThread::run() () from /lib64/libQt5Quick.so.5
#4  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#6  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f8cf07a6700 (LWP 1501)):
#0  0x00007f8dbe9aa3db in poll () from /lib64/libc.so.6
#1  0x00007f8db6c53e99 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f8db6c53fac in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f8dbf816c4b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f8dbf7c496a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbf6158ca in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f8cf31175a7 in KCupsConnection::run() () from /lib64/libkcupslib.so
#7  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#9  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f8d091b2700 (LWP 1450)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dbf61a53b in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5
#2  0x00007f8dc44a6428 in QSGRenderThread::processEventsAndWaitForMore() () from /lib64/libQt5Quick.so.5
#3  0x00007f8dc44a688a in QSGRenderThread::run() () from /lib64/libQt5Quick.so.5
#4  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#6  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f8d0b165700 (LWP 1444)):
#0  0x00007ffd3c5f39f1 in clock_gettime ()
#1  0x00007f8dbe9c5c96 in clock_gettime () from /lib64/libc.so.6
#2  0x00007f8dbf8164c1 in qt_gettime() () from /lib64/libQt5Core.so.5
#3  0x00007f8dbf815009 in QTimerInfoList::updateCurrentTime() () from /lib64/libQt5Core.so.5
#4  0x00007f8dbf815405 in QTimerInfoList::timerWait(timespec&) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbf81692c in timerSourcePrepareHelper(GTimerSource*, int*) () from /lib64/libQt5Core.so.5
#6  0x00007f8dbf8169ce in timerSourcePrepare(_GSource*, int*) () from /lib64/libQt5Core.so.5
#7  0x00007f8db6c533f9 in g_main_context_prepare () from /lib64/libglib-2.0.so.0
#8  0x00007f8db6c53dcb in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#9  0x00007f8db6c53fac in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#10 0x00007f8dbf816c4b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#11 0x00007f8dbf7c496a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#12 0x00007f8dbf6158ca in QThread::exec() () from /lib64/libQt5Core.so.5
#13 0x00007f8dc4427116 in QQuickPixmapReader::run() () from /lib64/libQt5Quick.so.5
#14 0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#15 0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#16 0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f8d9b7bb700 (LWP 1409)):
#0  0x00007f8dbdceccbb in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8dc674f604 in QTWTF::TCMalloc_PageHeap::scavengerThread() () from /lib64/libQt5Script.so.5
#2  0x00007f8dc674f649 in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /lib64/libQt5Script.so.5
#3  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#4  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f8da19a1700 (LWP 1408)):
#0  0x00007f8dbe9aa3db in poll () from /lib64/libc.so.6
#1  0x00007f8db6c53e99 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f8db6c53fac in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f8dbf816c4b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f8dbf7c496a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbf6158ca in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f8dc3887e75 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5
#7  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#9  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f8da35ef700 (LWP 1395)):
#0  0x00007f8dbe9aa3db in poll () from /lib64/libc.so.6
#1  0x00007f8db6c53e99 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f8db6c53fac in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f8dbf816c4b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f8dbf7c496a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbf6158ca in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f8dc3887e75 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5
#7  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#9  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f8da90bd700 (LWP 1382)):
#0  0x00007f8dbe9aa3db in poll () from /lib64/libc.so.6
#1  0x00007f8db6c53e99 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f8db6c53fac in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f8dbf816c4b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f8dbf7c496a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f8dbf6158ca in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f8dbfc2e449 in QDBusConnectionManager::run() () from /lib64/libQt5DBus.so.5
#7  0x00007f8dbf619de2 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f8dbdce661b in start_thread () from /lib64/libpthread.so.0
#9  0x00007f8dbe9b698f in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f8dc708d940 (LWP 1302)):
[KCrash Handler]
#6  0x00007f8dc01ed1e0 in QDrag::mimeData() const () from /lib64/libQt5Gui.so.5
#7  0x00007f8dc01f07cb in QDragManager::QDragManager() () from /lib64/libQt5Gui.so.5
#8  0x00007f8dc01f087f in QDragManager::self() () from /lib64/libQt5Gui.so.5
#9  0x00007f8dc01ed29c in QDrag::exec(QFlags<Qt::DropAction>, Qt::DropAction) () from /lib64/libQt5Gui.so.5
#10 0x00007f8d0ce1aed4 in DeclarativeDragArea::startDrag(QImage const&) () from /usr/lib64/qt5/qml/org/kde/draganddrop/libdraganddropplugin.so
#11 0x00007f8d0ce1b69c in DeclarativeDragArea::mouseMoveEvent(QMouseEvent*) () from /usr/lib64/qt5/qml/org/kde/draganddrop/libdraganddropplugin.so
#12 0x00007f8d0ce1b82c in DeclarativeDragArea::childMouseEventFilter(QQuickItem*, QEvent*) () from /usr/lib64/qt5/qml/org/kde/draganddrop/libdraganddropplugin.so
#13 0x00007f8dc44f8fa6 in QQuickWindowPrivate::sendFilteredMouseEvent(QQuickItem*, QQuickItem*, QEvent*, QSet<QQuickItem*>*) () from /lib64/libQt5Quick.so.5
#14 0x00007f8dc44f917b in QQuickWindow::sendEvent(QQuickItem*, QEvent*) () from /lib64/libQt5Quick.so.5
#15 0x00007f8dc44fd558 in QQuickWindowPrivate::deliverMouseEvent(QQuickPointerMouseEvent*) () from /lib64/libQt5Quick.so.5
#16 0x00007f8dc44fdee5 in QQuickWindowPrivate::deliverPointerEvent(QQuickPointerEvent*) () from /lib64/libQt5Quick.so.5
#17 0x00007f8dc44fe706 in QQuickWindowPrivate::handleMouseEvent(QMouseEvent*) () from /lib64/libQt5Quick.so.5
#18 0x00007f8dc01ea0c5 in QWindow::event(QEvent*) () from /lib64/libQt5Gui.so.5
#19 0x00007f8dc44fffd5 in QQuickWindow::event(QEvent*) () from /lib64/libQt5Quick.so.5
#20 0x00007f8dc6a826a3 in PlasmaQuick::Dialog::event(QEvent*) () from /lib64/libKF5PlasmaQuick.so.5
#21 0x00007f8dc08f892c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#22 0x00007f8dc0900174 in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#23 0x00007f8dbf7c5be7 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#24 0x00007f8dc01de8a3 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /lib64/libQt5Gui.so.5
#25 0x00007f8dc01e0495 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /lib64/libQt5Gui.so.5
#26 0x00007f8dc01b979b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Gui.so.5
#27 0x00007f8daad74750 in userEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib64/libQt5WaylandClient.so.5
#28 0x00007f8db6c53b77 in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#29 0x00007f8db6c53f20 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#30 0x00007f8db6c53fac in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#31 0x00007f8dbf816c2f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#32 0x00007f8dbf7c496a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#33 0x00007f8dbf7cd094 in QCoreApplication::exec() () from /lib64/libQt5Core.so.5
#34 0x00005582e22b2f1c in main ()

Reported using DrKonqi
Comment 1 David Edmundson 2018-02-18 21:21:56 UTC 
Can't reproduce here. 

(latest plasma + Qt)
Comment 2 gaamda lurt 2018-02-19 17:44:52 UTC 
Updated to plasma 5.12.1 with Qt 5.10.1. The bug is solved.
Comment 3 David Edmundson 2018-07-02 07:36:27 UTC 
*** Bug 395863 has been marked as a duplicate of this bug. ***