Bug 395708

Summary: Connected to a powered down AP crash
Product: [Plasma] plasmashell Reporter: mevatron
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED FIXED    
Severity: crash CC: coolcooler22g, gzoli44, notmart, plasma-bugs
Priority: NOR Keywords: drkonqi
Version: 5.13.1   
Target Milestone: 1.0   
Platform: Neon   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description mevatron 2018-06-21 22:02:29 UTC 
Application: plasmashell (5.13.1)

Qt Version: 5.11.0
Frameworks Version: 5.47.0
Operating System: Linux 4.13.0-39-generic x86_64
Distribution: KDE neon User Edition 5.13

-- Information about the crash:
Was debugging hostapd on rtl8812au and the daemon was shutdown, but Network-Manager had the AP still listed. Clicked connected and then a crash occurred restarting plasmashell.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
[Current thread is 1 (Thread 0x7efd46162940 (LWP 2903))]

Thread 16 (Thread 0x7efc409dc700 (LWP 18832)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd3fa265cb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x537e190) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=this@entry=0x6543f38, mutex=mutex@entry=0x6543f30, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007efd43a5eafd in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x6543f28) at scenegraph/qsgthreadedrenderloop.cpp:245
#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x6543eb0) at scenegraph/qsgthreadedrenderloop.cpp:709
#5  0x00007efd43a5ef81 in QSGRenderThread::run (this=0x6543eb0) at scenegraph/qsgthreadedrenderloop.cpp:738
#6  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x6543eb0) at thread/qthread_unix.cpp:367
#7  0x00007efd3e8ca6ba in start_thread (arg=0x7efc409dc700) at pthread_create.c:333
#8  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7efc5d9ed700 (LWP 6573)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd3fa265cb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x7584ec0) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=this@entry=0x4cf8978, mutex=mutex@entry=0x4cf8970, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007efd43a5eafd in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x4cf8968) at scenegraph/qsgthreadedrenderloop.cpp:245
#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x4cf88f0) at scenegraph/qsgthreadedrenderloop.cpp:709
#5  0x00007efd43a5ef81 in QSGRenderThread::run (this=0x4cf88f0) at scenegraph/qsgthreadedrenderloop.cpp:738
#6  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x4cf88f0) at thread/qthread_unix.cpp:367
#7  0x00007efd3e8ca6ba in start_thread (arg=0x7efc5d9ed700) at pthread_create.c:333
#8  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7efc4183b700 (LWP 25549)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd3fa265cb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x4c9a530) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=this@entry=0x32e3398, mutex=mutex@entry=0x32e3390, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007efd43a5eafd in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x32e3388) at scenegraph/qsgthreadedrenderloop.cpp:245
#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x32e3310) at scenegraph/qsgthreadedrenderloop.cpp:709
#5  0x00007efd43a5ef81 in QSGRenderThread::run (this=0x32e3310) at scenegraph/qsgthreadedrenderloop.cpp:738
#6  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x32e3310) at thread/qthread_unix.cpp:367
#7  0x00007efd3e8ca6ba in start_thread (arg=0x7efc4183b700) at pthread_create.c:333
#8  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7efc533fd700 (LWP 3730)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd3fa265cb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x6245570) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=this@entry=0x624ab28, mutex=mutex@entry=0x624ab20, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007efd43a5eafd in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x624ab18) at scenegraph/qsgthreadedrenderloop.cpp:245
#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x624aaa0) at scenegraph/qsgthreadedrenderloop.cpp:709
#5  0x00007efd43a5ef81 in QSGRenderThread::run (this=0x624aaa0) at scenegraph/qsgthreadedrenderloop.cpp:738
#6  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x624aaa0) at thread/qthread_unix.cpp:367
#7  0x00007efd3e8ca6ba in start_thread (arg=0x7efc533fd700) at pthread_create.c:333
#8  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7efc53ffe700 (LWP 3609)):
[KCrash Handler]
#6  QSGSimpleTextureNode::texture (this=0x0) at scenegraph/util/qsgsimpletexturenode.cpp:263
#7  0x00007efc902e64a8 in Plotter::render (this=0x705f0c0) at /workspace/build/src/qmlcontrols/kquickcontrolsaddons/plotter.cpp:707
#8  0x00007efd3fc13eb6 in QtPrivate::QSlotObjectBase::call (a=0x7efc53ffdad0, r=0x705f0c0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:376
#9  QMetaObject::activate (sender=sender@entry=0x360e4a0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x0) at kernel/qobject.cpp:3754
#10 0x00007efd3fc14497 in QMetaObject::activate (sender=sender@entry=0x360e4a0, m=m@entry=0x7efd43f16b60 <QQuickWindow::staticMetaObject>, local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x0) at kernel/qobject.cpp:3633
#11 0x00007efd43aac393 in QQuickWindow::beforeRendering (this=this@entry=0x360e4a0) at .moc/moc_qquickwindow.cpp:506
#12 0x00007efd43ab1680 in QQuickWindowPrivate::renderSceneGraph (this=this@entry=0x360e580, size=...) at items/qquickwindow.cpp:456
#13 0x00007efd43a5b881 in QSGRenderThread::syncAndRender (this=this@entry=0x5ae5500) at scenegraph/qsgthreadedrenderloop.cpp:645
#14 0x00007efd43a5eefc in QSGRenderThread::run (this=0x5ae5500) at scenegraph/qsgthreadedrenderloop.cpp:729
#15 0x00007efd3fa25727 in QThreadPrivate::start (arg=0x5ae5500) at thread/qthread_unix.cpp:367
#16 0x00007efd3e8ca6ba in start_thread (arg=0x7efc53ffe700) at pthread_create.c:333
#17 0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7efc5e3ee700 (LWP 3346)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd3fa265cb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x5159710) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=this@entry=0x5064d68, mutex=mutex@entry=0x5064d60, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007efd43a5eafd in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x5064d58) at scenegraph/qsgthreadedrenderloop.cpp:245
#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x5064ce0) at scenegraph/qsgthreadedrenderloop.cpp:709
#5  0x00007efd43a5ef81 in QSGRenderThread::run (this=0x5064ce0) at scenegraph/qsgthreadedrenderloop.cpp:738
#6  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x5064ce0) at thread/qthread_unix.cpp:367
#7  0x00007efd3e8ca6ba in start_thread (arg=0x7efc5e3ee700) at pthread_create.c:333
#8  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7efc5f7ff700 (LWP 3343)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd3fa265cb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x46540e0) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=this@entry=0x42d3bf8, mutex=mutex@entry=0x42d3bf0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007efd43a5eafd in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x42d3be8) at scenegraph/qsgthreadedrenderloop.cpp:245
#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x42d3b70) at scenegraph/qsgthreadedrenderloop.cpp:709
#5  0x00007efd43a5ef81 in QSGRenderThread::run (this=0x42d3b70) at scenegraph/qsgthreadedrenderloop.cpp:738
#6  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x42d3b70) at thread/qthread_unix.cpp:367
#7  0x00007efd3e8ca6ba in start_thread (arg=0x7efc5f7ff700) at pthread_create.c:333
#8  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7efc6a604700 (LWP 3341)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd3fa265cb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x40a4600) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=this@entry=0x42d7468, mutex=mutex@entry=0x42d7460, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007efd43a5eafd in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x42d7458) at scenegraph/qsgthreadedrenderloop.cpp:245
#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x42d73e0) at scenegraph/qsgthreadedrenderloop.cpp:709
#5  0x00007efd43a5ef81 in QSGRenderThread::run (this=0x42d73e0) at scenegraph/qsgthreadedrenderloop.cpp:738
#6  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x42d73e0) at thread/qthread_unix.cpp:367
#7  0x00007efd3e8ca6ba in start_thread (arg=0x7efc6a604700) at pthread_create.c:333
#8  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7efc70aa0700 (LWP 3337)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd3fa265cb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x4356bd0) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=this@entry=0x35412d8, mutex=mutex@entry=0x35412d0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007efd43a5eafd in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x35412c8) at scenegraph/qsgthreadedrenderloop.cpp:245
#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x3541250) at scenegraph/qsgthreadedrenderloop.cpp:709
#5  0x00007efd43a5ef81 in QSGRenderThread::run (this=0x3541250) at scenegraph/qsgthreadedrenderloop.cpp:738
#6  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x3541250) at thread/qthread_unix.cpp:367
#7  0x00007efd3e8ca6ba in start_thread (arg=0x7efc70aa0700) at pthread_create.c:333
#8  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7efc73b77700 (LWP 3307)):
#0  0x00007efd3f32674d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efd3967438c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efd3967449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efd3fc3dbeb in QEventDispatcherGlib::processEvents (this=0x7efc6c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007efd3fbe51ca in QEventLoop::exec (this=this@entry=0x7efc73b76c30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5  0x00007efd3fa1a5e4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#6  0x00007efc76056f37 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x3b433b0) at thread/qthread_unix.cpp:367
#8  0x00007efd3e8ca6ba in start_thread (arg=0x7efc73b77700) at pthread_create.c:333
#9  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7efc877ff700 (LWP 3189)):
#0  0x00007efd3f32227d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efd37532073 in ?? () from /usr/lib/nvidia-390/tls/libnvidia-tls.so.390.67
#2  0x00007efd396b76f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efd39673e74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007efd39674330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007efd3967449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007efd3fc3dbeb in QEventDispatcherGlib::processEvents (this=0x7efc800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007efd3fbe51ca in QEventLoop::exec (this=this@entry=0x7efc877fec00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#8  0x00007efd3fa1a5e4 in QThread::exec (this=this@entry=0x31abed0) at thread/qthread.cpp:522
#9  0x00007efd439dee66 in QQuickPixmapReader::run (this=0x31abed0) at util/qquickpixmapcache.cpp:934
#10 0x00007efd3fa25727 in QThreadPrivate::start (arg=0x31abed0) at thread/qthread_unix.cpp:367
#11 0x00007efd3e8ca6ba in start_thread (arg=0x7efc877ff700) at pthread_create.c:333
#12 0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7efc8e5a8700 (LWP 3179)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd3fa265cb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x2f23e10) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=this@entry=0x2e71cc8, mutex=mutex@entry=0x2e71cc0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007efd43a5eafd in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x2e71cb8) at scenegraph/qsgthreadedrenderloop.cpp:245
#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x2e71c40) at scenegraph/qsgthreadedrenderloop.cpp:709
#5  0x00007efd43a5ef81 in QSGRenderThread::run (this=0x2e71c40) at scenegraph/qsgthreadedrenderloop.cpp:738
#6  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x2e71c40) at thread/qthread_unix.cpp:367
#7  0x00007efd3e8ca6ba in start_thread (arg=0x7efc8e5a8700) at pthread_create.c:333
#8  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7efd1f9d3700 (LWP 3120)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd458f2e04 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007efd458f2e49 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007efd3e8ca6ba in start_thread (arg=0x7efd1f9d3700) at pthread_create.c:333
#4  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7efd269e1700 (LWP 2957)):
#0  0x00007efd3f32674d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efd3967438c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efd3967449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efd3fc3dbeb in QEventDispatcherGlib::processEvents (this=0x7efd180008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007efd3fbe51ca in QEventLoop::exec (this=this@entry=0x7efd269e0c50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5  0x00007efd3fa1a5e4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#6  0x00007efd43554cf5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x2788760) at thread/qthread_unix.cpp:367
#8  0x00007efd3e8ca6ba in start_thread (arg=0x7efd269e1700) at pthread_create.c:333
#9  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7efd27fff700 (LWP 2925)):
#0  0x00007efd3f32674d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efd3967438c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efd3967449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efd3fc3dbeb in QEventDispatcherGlib::processEvents (this=0x7efd200008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007efd3fbe51ca in QEventLoop::exec (this=this@entry=0x7efd27ffec40, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5  0x00007efd3fa1a5e4 in QThread::exec (this=this@entry=0x7efd421fed60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:522
#6  0x00007efd41f85f35 in QDBusConnectionManager::run (this=0x7efd421fed60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178
#7  0x00007efd3fa25727 in QThreadPrivate::start (arg=0x7efd421fed60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:367
#8  0x00007efd3e8ca6ba in start_thread (arg=0x7efd27fff700) at pthread_create.c:333
#9  0x00007efd3f33241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7efd46162940 (LWP 2903)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd3fa265cb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x5ae5750) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5ae5540, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007efd43a5c451 in QSGThreadedRenderLoop::polishAndSync (this=this@entry=0x2a7b360, w=<optimized out>, inExpose=inExpose@entry=false) at scenegraph/qsgthreadedrenderloop.cpp:1210
#4  0x00007efd43a5ccea in QSGThreadedRenderLoop::handleUpdateRequest (this=0x2a7b360, window=0x360e4a0) at scenegraph/qsgthreadedrenderloop.cpp:1035
#5  0x00007efd43abcb27 in QQuickWindow::event (this=0x360e4a0, e=0x7ffef4ab00b0) at items/qquickwindow.cpp:1615
#6  0x00007efd45c2485b in PlasmaQuick::Dialog::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#7  0x00007efd4128329c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x360e4a0, e=0x7ffef4ab00b0) at kernel/qapplication.cpp:3713
#8  0x00007efd4128a917 in QApplication::notify (this=0x7ffef4ab08d0, receiver=0x360e4a0, e=0x7ffef4ab00b0) at kernel/qapplication.cpp:3472
#9  0x00007efd3fbe6e38 in QCoreApplication::notifyInternal2 (receiver=0x360e4a0, event=0x7ffef4ab00b0) at kernel/qcoreapplication.cpp:1048
#10 0x00007efd401b6dae in QWindowPrivate::deliverUpdateRequest() () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#11 0x00007efd401b72e9 in QWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#12 0x00007efd43abcad5 in QQuickWindow::event (this=0x360e4a0, e=0x7ffef4ab0500) at items/qquickwindow.cpp:1634
#13 0x00007efd45c2485b in PlasmaQuick::Dialog::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#14 0x00007efd4128329c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x360e4a0, e=0x7ffef4ab0500) at kernel/qapplication.cpp:3713
#15 0x00007efd4128a917 in QApplication::notify (this=0x7ffef4ab08d0, receiver=0x360e4a0, e=0x7ffef4ab0500) at kernel/qapplication.cpp:3472
#16 0x00007efd3fbe6e38 in QCoreApplication::notifyInternal2 (receiver=0x360e4a0, event=event@entry=0x7ffef4ab0500) at kernel/qcoreapplication.cpp:1048
#17 0x00007efd3fc3cfae in QCoreApplication::sendEvent (event=0x7ffef4ab0500, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#18 QTimerInfoList::activateTimers (this=0x26f45a0) at kernel/qtimerinfo_unix.cpp:643
#19 0x00007efd3fc3d831 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:182
#20 0x00007efd39674197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007efd396743f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007efd3967449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007efd3fc3dbcf in QEventDispatcherGlib::processEvents (this=0x26edf80, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#24 0x00007efd30edac11 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#25 0x00007efd3fbe51ca in QEventLoop::exec (this=this@entry=0x7ffef4ab0770, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#26 0x00007efd3fbee2d4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1336
#27 0x000000000041da25 in main (argc=1, argv=<optimized out>) at /workspace/build/shell/main.cpp:212

Reported using DrKonqi
Comment 2 Marco Martin 2018-06-22 13:11:30 UTC 
*** Bug 394948 has been marked as a duplicate of this bug. ***
Comment 3 Marco Martin 2018-06-22 13:12:11 UTC 
*** Bug 393997 has been marked as a duplicate of this bug. ***