https://bugs.kde.org/show_bug.cgi?id=372237

            Bug ID: 372237
           Summary: Superkey + L Causes Crash
           Product: plasmashell
           Version: 5.8.3
          Platform: openSUSE RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: k...@davidedmundson.co.uk
          Reporter: xunilh...@8chan.co
                CC: bhus...@gmail.com, plasma-b...@kde.org
  Target Milestone: 1.0

Application: plasmashell (5.8.3)

Qt Version: 5.7.0
Frameworks Version: 5.27.0
Operating System: Linux 4.8.6-2-default x86_64
Distribution: "openSUSE Tumbleweed"

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

Pressed the super key + "L".

- Unusual behavior I noticed:

This caused my dual monitor setup to lose their correct resolutions. By
continuing to cycle through the different resolutions by pressing the super key
+ "L" it continued changing the resolutions on both monitors, with either one
going completely black at times. Only one or the other monitor would have the
correct resolution at a time, not both. Eventually I went into the Plasma
Display and Monitor settings and noticed that the alignment was way off for
both monitors. I realigned the displays and then had to kill 2 plasmashell
processes to get my wallpaper showing again.

Superkey + L is a strange default, because I pressed it by accident and then
this happened. It also is a confusing default because Windows users are used to
this keyboard shortcut to lock the desktop. Maybe make Superkey + L actually
lock the desktop rather than this behaviour?

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fad55c0b8c0 (LWP 1792))]

Thread 16 (Thread 0x7fac427fb700 (LWP 13063)):
#0  0x00007fad4f2a368d in poll () from /lib64/libc.so.6
#1  0x00007fad4a342876 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fad4a34298c in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#3  0x00007fad4fbc279b in QEventDispatcherGlib::processEvents
(this=0x7fac18001e00, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fad4fb6c1ea in QEventLoop::exec (this=this@entry=0x7fac427face0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#5  0x00007fad4f99a8b3 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#6  0x00007fad52ccba75 in ?? () from /usr/lib64/libQt5Qml.so.5
#7  0x00007fad4f99f558 in QThreadPrivate::start (arg=0x4997a80) at
thread/qthread_unix.cpp:344
#8  0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x7fac67fff700 (LWP 2142)):
#0  0x00007fad4eaab10f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fad4f9a040b in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x501b930) at
thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x16e2d60,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007fac8ea12e60 in
ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fac8ea17018 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#16 0x00007fac8ea14ea9 in ThreadWeaver::Thread::run() () from
/usr/lib64/libKF5ThreadWeaver.so.5
#17 0x00007fad4f99f558 in QThreadPrivate::start (arg=0x7fac74002d90) at
thread/qthread_unix.cpp:344
#18 0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#19 0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x7fac7c856700 (LWP 2141)):
#0  0x00007fad4eaab10f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fad4f9a040b in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x501b930) at
thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x16e2d60,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007fac8ea12e60 in
ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fac8ea17018 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007fac8ea14ea9 in ThreadWeaver::Thread::run() () from
/usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007fad4f99f558 in QThreadPrivate::start (arg=0x7fac68002d90) at
thread/qthread_unix.cpp:344
#12 0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#13 0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7fac7d057700 (LWP 2140)):
#0  0x00007fad4eaab10f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fad4f9a040b in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x501b930) at
thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x16e2d60,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007fac8ea12e60 in
ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fac8ea17018 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fac8ea14ea9 in ThreadWeaver::Thread::run() () from
/usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fad4f99f558 in QThreadPrivate::start (arg=0x7fac6c0025d0) at
thread/qthread_unix.cpp:344
#10 0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7fac7d858700 (LWP 2139)):
#0  0x00007fad4eaab10f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fad4f9a040b in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x501b930) at
thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x16e2d60,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007fac8ea12e60 in
ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fac8ea17018 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fac8ea14ea9 in ThreadWeaver::Thread::run() () from
/usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fad4f99f558 in QThreadPrivate::start (arg=0x4e10e80) at
thread/qthread_unix.cpp:344
#10 0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7fac7e059700 (LWP 2138)):
#0  0x00007fad4eaab10f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fad4f9a040b in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x501b930) at
thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x16e2d60,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007fac8ea12e60 in
ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fac8ea17018 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#16 0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#17 0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#18 0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#19 0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#20 0x00007fac8ea14ea9 in ThreadWeaver::Thread::run() () from
/usr/lib64/libKF5ThreadWeaver.so.5
#21 0x00007fad4f99f558 in QThreadPrivate::start (arg=0x7fac70003190) at
thread/qthread_unix.cpp:344
#22 0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#23 0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7fac7e85a700 (LWP 2137)):
#0  0x00007fad4eaab10f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fad4f9a040b in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x501b930) at
thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x16e2d60,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007fac8ea12e60 in
ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fac8ea17018 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fac8ea14ea9 in ThreadWeaver::Thread::run() () from
/usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fad4f99f558 in QThreadPrivate::start (arg=0x7fac78002dc0) at
thread/qthread_unix.cpp:344
#10 0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7fac7f05b700 (LWP 2136)):
#0  0x00007fad4eaab10f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fad4f9a040b in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x501b930) at
thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x16e2d60,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007fac8ea12e60 in
ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fac8ea17018 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#16 0x00007fac8ea14ea9 in ThreadWeaver::Thread::run() () from
/usr/lib64/libKF5ThreadWeaver.so.5
#17 0x00007fad4f99f558 in QThreadPrivate::start (arg=0x4e05ce0) at
thread/qthread_unix.cpp:344
#18 0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#19 0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7fac80743700 (LWP 2135)):
#0  0x00007fad4eaab10f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fad4f9a040b in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x501b930) at
thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x16e2d60,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007fac8ea12e60 in
ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007fac8ea17018 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007fac8ea17072 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007fac8ea11fdd in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007fac8ea14ea9 in ThreadWeaver::Thread::run() () from
/usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007fad4f99f558 in QThreadPrivate::start (arg=0x4e04f50) at
thread/qthread_unix.cpp:344
#10 0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7fac95e47700 (LWP 1967)):
#0  0x00007fad4a387ec4 in g_mutex_unlock () from /usr/lib64/libglib-2.0.so.0
#1  0x00007fad4a341d6c in g_main_context_prepare () from
/usr/lib64/libglib-2.0.so.0
#2  0x00007fad4a34279b in ?? () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fad4a34298c in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#4  0x00007fad4fbc279b in QEventDispatcherGlib::processEvents
(this=0x7fac900008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fad4fb6c1ea in QEventLoop::exec (this=this@entry=0x7fac95e46c90,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#6  0x00007fad4f99a8b3 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#7  0x00007fad5385a646 in ?? () from /usr/lib64/libQt5Quick.so.5
#8  0x00007fad4f99f558 in QThreadPrivate::start (arg=0x19635f0) at
thread/qthread_unix.cpp:344
#9  0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#10 0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7fac9f80c700 (LWP 1955)):
#0  0x00007fad4eaab10f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fad2a64d93b in ?? () from /usr/lib64/dri/r600_dri.so
#2  0x00007fad2a64d797 in ?? () from /usr/lib64/dri/r600_dri.so
#3  0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#4  0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7fad2bde6700 (LWP 1954)):
#0  0x00007fad4eaab10f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fad552d2834 in ?? () from /usr/lib64/libQt5Script.so.5
#2  0x00007fad552d2879 in ?? () from /usr/lib64/libQt5Script.so.5
#3  0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#4  0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7fad31c76700 (LWP 1940)):
#0  0x00007fad4f29f6fd in read () from /lib64/libc.so.6
#1  0x00007fad4a386b00 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fad4a342325 in g_main_context_check () from
/usr/lib64/libglib-2.0.so.0
#3  0x00007fad4a342814 in ?? () from /usr/lib64/libglib-2.0.so.0
#4  0x00007fad4a34298c in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#5  0x00007fad4fbc279b in QEventDispatcherGlib::processEvents
(this=0x7fad240008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007fad4fb6c1ea in QEventLoop::exec (this=this@entry=0x7fad31c75ce0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#7  0x00007fad4f99a8b3 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#8  0x00007fad52ccba75 in ?? () from /usr/lib64/libQt5Qml.so.5
#9  0x00007fad4f99f558 in QThreadPrivate::start (arg=0x120fa50) at
thread/qthread_unix.cpp:344
#10 0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fad335ef700 (LWP 1901)):
#0  0x00007fad4a387ec4 in g_mutex_unlock () from /usr/lib64/libglib-2.0.so.0
#1  0x00007fad4a34282a in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fad4a34298c in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#3  0x00007fad4fbc279b in QEventDispatcherGlib::processEvents
(this=0x7fad2c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fad4fb6c1ea in QEventLoop::exec (this=this@entry=0x7fad335eece0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#5  0x00007fad4f99a8b3 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#6  0x00007fad52ccba75 in ?? () from /usr/lib64/libQt5Qml.so.5
#7  0x00007fad4f99f558 in QThreadPrivate::start (arg=0x12cc9c0) at
thread/qthread_unix.cpp:344
#8  0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fad42dc5700 (LWP 1802)):
#0  0x00007fad4f2a368d in poll () from /lib64/libc.so.6
#1  0x00007fad4a342876 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fad4a34298c in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#3  0x00007fad4fbc279b in QEventDispatcherGlib::processEvents
(this=0x7fad3c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fad4fb6c1ea in QEventLoop::exec (this=this@entry=0x7fad42dc4cd0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#5  0x00007fad4f99a8b3 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#6  0x00007fad5071c3e5 in ?? () from /usr/lib64/libQt5DBus.so.5
#7  0x00007fad4f99f558 in QThreadPrivate::start (arg=0x7fad5098dd20) at
thread/qthread_unix.cpp:344
#8  0x00007fad4eaa5454 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fad4f2ac39f in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fad55c0b8c0 (LWP 1792)):
[KCrash Handler]
#6  QWeakPointer<QObject>::data (this=0x43800000d30) at
/usr/include/qt5/QtCore/qsharedpointer_impl.h:604
#7  QPointer<Plasma::Containment>::data (this=0x43800000d30) at
/usr/include/qt5/QtCore/qpointer.h:86
#8  QPointer<Plasma::Containment>::operator Plasma::Containment*
(this=0x43800000d30) at /usr/include/qt5/QtCore/qpointer.h:92
#9  PlasmaQuick::ContainmentView::containment (this=0x19652e0) at
/usr/src/debug/plasma-framework-5.27.0/src/plasmaquick/containmentview.cpp:263
#10 0x000000000043f0a8 in ShellCorona::screenForContainment (this=0x1290780,
containment=<optimized out>) at
/usr/src/debug/plasma-workspace-5.8.3/shell/shellcorona.cpp:1792
#11 0x000000000043eff5 in ShellCorona::screenForContainment (this=0x1290780,
containment=<optimized out>) at
/usr/src/debug/plasma-workspace-5.8.3/shell/shellcorona.cpp:1784
#12 0x00007fac8605b7ce in NotificationsApplet::onScreenChanges (this=0x291b990)
at
/usr/src/debug/plasma-workspace-5.8.3/applets/notifications/lib/notificationsapplet.cpp:65
#13 0x00007fad4fb9a21e in QtPrivate::QSlotObjectBase::call (a=0x7ffcde2a4720,
r=0x291b990, this=<optimized out>) at
../../src/corelib/kernel/qobject_impl.h:130
#14 QMetaObject::activate (sender=sender@entry=0x7fad529f7c00 <(anonymous
namespace)::Q_QGS_g_kwmInstanceContainer::innerFunction()::holder>,
signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=6,
argv=argv@entry=0x0) at kernel/qobject.cpp:3723
#15 0x00007fad4fb9a7c7 in QMetaObject::activate
(sender=sender@entry=0x7fad529f7c00 <(anonymous
namespace)::Q_QGS_g_kwmInstanceContainer::innerFunction()::holder>,
m=m@entry=0x7fad529f6b60 <KWindowSystem::staticMetaObject>,
local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x0) at
kernel/qobject.cpp:3602
#16 0x00007fad527e86b3 in KWindowSystem::workAreaChanged
(this=this@entry=0x7fad529f7c00 <(anonymous
namespace)::Q_QGS_g_kwmInstanceContainer::innerFunction()::holder>) at
/usr/src/debug/kwindowsystem-5.27.0/build/src/moc_kwindowsystem.cpp:337
#17 0x00007fad384d1dd8 in NETEventFilter::nativeEventFilter (this=0x15b7b60,
ev=0x4d12ea0) at
/usr/src/debug/kwindowsystem-5.27.0/src/platforms/xcb/kwindowsystem.cpp:258
#18 0x00007fad4fb6b32f in QAbstractEventDispatcher::filterNativeEvent
(this=<optimized out>, eventType=..., message=message@entry=0x4d12ea0,
result=result@entry=0x7ffcde2a4878) at kernel/qabstracteventdispatcher.cpp:466
#19 0x00007fad40882dc4 in QXcbConnection::handleXcbEvent
(this=this@entry=0x11d2300, event=event@entry=0x4d12ea0) at
qxcbconnection.cpp:1103
#20 0x00007fad40883a55 in QXcbConnection::processXcbEvents (this=0x11d2300) at
qxcbconnection.cpp:1735
#21 0x00007fad4fb9ad59 in QObject::event (this=0x11d2300, e=<optimized out>) at
kernel/qobject.cpp:1263
#22 0x00007fad50af092c in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x11d2300, e=0x7fad34019be0) at kernel/qapplication.cpp:3799
#23 0x00007fad50af80e1 in QApplication::notify (this=0x7ffcde2a5030,
receiver=0x11d2300, e=0x7fad34019be0) at kernel/qapplication.cpp:3556
#24 0x00007fad4fb6e200 in QCoreApplication::notifyInternal2
(receiver=0x11d2300, event=event@entry=0x7fad34019be0) at
kernel/qcoreapplication.cpp:988
#25 0x00007fad4fb7098d in QCoreApplication::sendEvent (event=0x7fad34019be0,
receiver=<optimized out>) at kernel/qcoreapplication.h:231
#26 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0,
event_type=event_type@entry=0, data=0x11b5c00) at
kernel/qcoreapplication.cpp:1649
#27 0x00007fad4fb70df8 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1503
#28 0x00007fad4fbc2373 in postEventSourceDispatch (s=0x1219710) at
kernel/qeventdispatcher_glib.cpp:276
#29 0x00007fad4a342677 in g_main_context_dispatch () from
/usr/lib64/libglib-2.0.so.0
#30 0x00007fad4a3428e0 in ?? () from /usr/lib64/libglib-2.0.so.0
#31 0x00007fad4a34298c in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#32 0x00007fad4fbc277f in QEventDispatcherGlib::processEvents (this=0x121cb50,
flags=...) at kernel/qeventdispatcher_glib.cpp:423
#33 0x00007fad4fb6c1ea in QEventLoop::exec (this=this@entry=0x7ffcde2a4ec0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#34 0x00007fad4fb7495c in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1261
#35 0x00007fad500baf4c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1639
#36 0x00007fad50af0885 in QApplication::exec () at kernel/qapplication.cpp:2975
#37 0x000000000041e922 in main (argc=<optimized out>, argv=<optimized out>) at
/usr/src/debug/plasma-workspace-5.8.3/shell/main.cpp:166

Reported using DrKonqi

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