Application: plasmashell (5.21.3)

Qt Version: 5.15.2
Frameworks Version: 5.80.0
Operating System: Linux 5.8.0-48-generic x86_64
Windowing System: X11
Drkonqi Version: 5.21.3
Distribution: KDE neon User Edition 5.21

-- Information about the crash:
- What I was doing when the application crashed:
Wake up from screenlock powersave. Not suspend.
Latte dock crashed then Plasma.

- Unusual behavior I noticed:
Latte dock crashes frequently at screen resume.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault

[New LWP 2514]
[New LWP 2587]
[New LWP 2652]
[New LWP 2677]
[New LWP 2680]
[New LWP 2682]
[New LWP 2685]
[New LWP 2686]
[New LWP 2699]
[New LWP 2705]
[New LWP 2748]
[New LWP 2753]
[New LWP 10816]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5649061883c0) at ../sysdeps/nptl/futex-internal.h:183
[Current thread is 1 (Thread 0x7fe6896fa8c0 (LWP 2510))]

Thread 14 (Thread 0x7fe656c9b700 (LWP 10816)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x564905f313d0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x564905f31380, cond=0x564905f313a8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x564905f313a8, mutex=0x564905f31380) at pthread_cond_wait.c:638
#3  0x00007fe68d846d5b in QWaitConditionPrivate::wait (deadline=..., this=0x564905f31380) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x564906b536e8, mutex=mutex@entry=0x564906b536e0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007fe68f5e1814 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x564906b536d8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x564906b53640) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007fe68f5e1c89 in QSGRenderThread::run (this=0x564906b53640) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007fe68d840bec in QThreadPrivate::start (arg=0x564906b53640) at thread/qthread_unix.cpp:329
#9  0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fe623ffe700 (LWP 2753)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x564906a03e50) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x564906a03e00, cond=0x564906a03e28) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x564906a03e28, mutex=0x564906a03e00) at pthread_cond_wait.c:638
#3  0x00007fe68d846d5b in QWaitConditionPrivate::wait (deadline=..., this=0x564906a03e00) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x7fe674998198, mutex=mutex@entry=0x7fe674998190, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007fe68f5e1814 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x7fe674998188) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x7fe6749980f0) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007fe68f5e1c89 in QSGRenderThread::run (this=0x7fe6749980f0) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007fe68d840bec in QThreadPrivate::start (arg=0x7fe6749980f0) at thread/qthread_unix.cpp:329
#9  0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fe641c99700 (LWP 2748)):
[KCrash Handler]
#4  0x00007fe68de2fc48 in QScreen::handle (this=0x564903396a40) at kernel/qscreen.cpp:182
#5  0x00007fe688d75a1e in QXcbIntegration::createPlatformOpenGLContext (this=<optimized out>, context=0x5649049a0990) at qxcbintegration.cpp:277
#6  0x00007fe68de4df01 in QOpenGLContext::create (this=0x5649049a0990) at ../../include/QtGui/5.15.2/QtGui/private/../../../../../src/gui/kernel/qguiapplication_p.h:110
#7  0x00007fe68f5db988 in QSGRenderThread::sync (this=this@entry=0x5649061b2860, inExpose=inExpose@entry=true, inGrab=inGrab@entry=false) at scenegraph/qsgthreadedrenderloop.cpp:620
#8  0x00007fe68f5dda37 in QSGRenderThread::syncAndRender (this=0x5649061b2860, grabImage=0x0) at scenegraph/qsgthreadedrenderloop.cpp:778
#9  0x00007fe68f5e1c47 in QSGRenderThread::run (this=0x5649061b2860) at scenegraph/qsgthreadedrenderloop.cpp:1043
#10 0x00007fe68d840bec in QThreadPrivate::start (arg=0x5649061b2860) at thread/qthread_unix.cpp:329
#11 0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#12 0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fe648ea4700 (LWP 2705)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5649059a5f74) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5649059a5f20, cond=0x5649059a5f48) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5649059a5f48, mutex=0x5649059a5f20) at pthread_cond_wait.c:638
#3  0x00007fe68d846d5b in QWaitConditionPrivate::wait (deadline=..., this=0x5649059a5f20) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x564905ab2e58, mutex=mutex@entry=0x564905ab2e50, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007fe68f5e1814 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x564905ab2e48) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x564905ab2db0) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007fe68f5e1c89 in QSGRenderThread::run (this=0x564905ab2db0) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007fe68d840bec in QThreadPrivate::start (arg=0x564905ab2db0) at thread/qthread_unix.cpp:329
#9  0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fe64ad75700 (LWP 2699)):
#0  QMutex::unlock (this=this@entry=0x564904fd3f60) at thread/qmutex.cpp:342
#1  0x00007fe68da816e9 in QMutexLocker::unlock (this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#2  QMutexLocker::~QMutexLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:243
#3  QThreadData::canWaitLocked (this=0x564904fd3f30) at ../../include/QtCore/5.15.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:272
#4  postEventSourcePrepare (timeout=<synthetic pointer>, s=0x7fe644004fe0) at kernel/qeventdispatcher_glib.cpp:260
#5  postEventSourceCheck (source=0x7fe644004fe0) at kernel/qeventdispatcher_glib.cpp:270
#6  0x00007fe68bd25da1 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fe68bd26312 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fe68bd264a3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fe68da80ffb in QEventDispatcherGlib::processEvents (this=0x7fe644000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#10 0x00007fe68da251eb in QEventLoop::exec (this=this@entry=0x7fe64ad74ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#11 0x00007fe68d83fa52 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#12 0x00007fe64b26d07c in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#13 0x00007fe68d840bec in QThreadPrivate::start (arg=0x564904fd3ed0) at thread/qthread_unix.cpp:329
#14 0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#15 0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fe66140a700 (LWP 2686)):
#0  __GI___libc_read (nbytes=16, buf=0x7fe661409ad0, fd=52) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=52, buf=0x7fe661409ad0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fe68bd6eb2f in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe68bd25ebe in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe68bd26312 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe68bd264a3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fe68da80ffb in QEventDispatcherGlib::processEvents (this=0x7fe650000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007fe68da251eb in QEventLoop::exec (this=this@entry=0x7fe661409ce0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007fe68d83fa52 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007fe68d840bec in QThreadPrivate::start (arg=0x564904a630c0) at thread/qthread_unix.cpp:329
#10 0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fe661c0b700 (LWP 2685)):
#0  0x00007fe68bd228ed in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe68bd24345 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe68bd2582b in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe68bd2629b in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe68bd264a3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe68da80ffb in QEventDispatcherGlib::processEvents (this=0x7fe658000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007fe68da251eb in QEventLoop::exec (this=this@entry=0x7fe661c0acc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007fe68d83fa52 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007fe662030669 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/XmlListModel/libqmlxmllistmodelplugin.so
#9  0x00007fe68d840bec in QThreadPrivate::start (arg=0x564904a4fc10) at thread/qthread_unix.cpp:329
#10 0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fe669ba2700 (LWP 2682)):
#0  0x00007fe68da7f6b6 in QTimerInfoList::repairTimersIfNeeded (this=0x7fe65c0042f0) at kernel/qtimerinfo_unix.cpp:161
#1  0x00007fe68da7f747 in QTimerInfoList::timerWait (this=0x7fe65c0042f0, tm=...) at kernel/qtimerinfo_unix.cpp:389
#2  0x00007fe68da80d56 in timerSourcePrepareHelper (timeout=0x7fe669ba1ad4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:162
#3  timerSourcePrepare (source=<optimized out>, timeout=0x7fe669ba1ad4) at kernel/qeventdispatcher_glib.cpp:166
#4  0x00007fe68bd258ef in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe68bd2629b in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fe68bd264a3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fe68da80ffb in QEventDispatcherGlib::processEvents (this=0x7fe65c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#8  0x00007fe68da251eb in QEventLoop::exec (this=this@entry=0x7fe669ba1ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#9  0x00007fe68d83fa52 in QThread::exec (this=this@entry=0x7fe6740abe40) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#10 0x00007fe68f51c38a in QQuickPixmapReader::run (this=0x7fe6740abe40) at util/qquickpixmapcache.cpp:1024
#11 0x00007fe68d840bec in QThreadPrivate::start (arg=0x7fe6740abe40) at thread/qthread_unix.cpp:329
#12 0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#13 0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fe67940b700 (LWP 2680)):
#0  0x00007fe68d4b612b in __GI___select (nfds=40, readfds=0x7fe67940aca0, writefds=0x0, exceptfds=0x0, timeout=0x7fe67940ac90) at ../sysdeps/unix/sysv/linux/select.c:41
#1  0x00007fe681b268d1 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.460.67
#2  0x00007fe681b243ba in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.460.67
#3  0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#4  0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fe678bdc700 (LWP 2677)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x564903abe840) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x564903abe7f0, cond=0x564903abe818) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x564903abe818, mutex=0x564903abe7f0) at pthread_cond_wait.c:638
#3  0x00007fe68d846d5b in QWaitConditionPrivate::wait (deadline=..., this=0x564903abe7f0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x5649043440d8, mutex=mutex@entry=0x5649043440d0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007fe68f5e1814 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x5649043440c8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x564904344030) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007fe68f5e1c89 in QSGRenderThread::run (this=0x564904344030) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007fe68d840bec in QThreadPrivate::start (arg=0x564904344030) at thread/qthread_unix.cpp:329
#9  0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fe68088f700 (LWP 2652)):
#0  0x00007fe68bd228ed in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe68bd24345 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe68bd25cbf in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe68bd26312 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe68bd264a3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe68da80ffb in QEventDispatcherGlib::processEvents (this=0x7fe674000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007fe68da251eb in QEventLoop::exec (this=this@entry=0x7fe68088ecc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007fe68d83fa52 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007fe68f118fa9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fe68d840bec in QThreadPrivate::start (arg=0x5649038e52c0) at thread/qthread_unix.cpp:329
#10 0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fe683a09700 (LWP 2587)):
#0  0x00007fe68bd228ed in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe68bd24345 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe68bd25cbf in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe68bd26312 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe68bd264a3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe68da80ffb in QEventDispatcherGlib::processEvents (this=0x7fe67c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007fe68da251eb in QEventLoop::exec (this=this@entry=0x7fe683a08cb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007fe68d83fa52 in QThread::exec (this=this@entry=0x7fe68e42cd80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007fe68e3a8f4b in QDBusConnectionManager::run (this=0x7fe68e42cd80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:179
#9  0x00007fe68d840bec in QThreadPrivate::start (arg=0x7fe68e42cd80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:329
#10 0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fe688883700 (LWP 2514)):
#0  0x00007fe68d4b3aff in __GI___poll (fds=0x7fe688882be8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fe68faa2c1a in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fe68faa490a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fe688d9cd58 in QXcbEventQueue::run (this=0x5649032a56d0) at qxcbeventqueue.cpp:228
#4  0x00007fe68d840bec in QThreadPrivate::start (arg=0x5649032a56d0) at thread/qthread_unix.cpp:329
#5  0x00007fe68c897609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fe68d4c0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fe6896fa8c0 (LWP 2510)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5649061883c0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x564906188370, cond=0x564906188398) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x564906188398, mutex=0x564906188370) at pthread_cond_wait.c:638
#3  0x00007fe68d846d5b in QWaitConditionPrivate::wait (deadline=..., this=0x564906188370) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x5649061b28b8, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007fe68f5dfe07 in QSGThreadedRenderLoop::polishAndSync (this=this@entry=0x564903aec2a0, w=w@entry=0x7fe68400cb90, inExpose=inExpose@entry=true) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  0x00007fe68f5e0cf8 in QSGThreadedRenderLoop::handleExposure (this=0x564903aec2a0, window=<optimized out>) at scenegraph/qsgthreadedrenderloop.cpp:1375
#7  0x00007fe68f5e170b in QSGThreadedRenderLoop::exposureChanged (this=0x564903aec2a0, window=0x5649049b7b40) at scenegraph/qsgthreadedrenderloop.cpp:1269
#8  0x00007fe68de13e1d in QWindow::event (this=this@entry=0x5649049b7b40, ev=ev@entry=0x7ffe63708920) at kernel/qwindow.cpp:2438
#9  0x00007fe68f64baab in QQuickWindow::event (this=0x5649049b7b40, e=0x7ffe63708920) at items/qquickwindow.cpp:1902
#10 0x00007fe68fdcf783 in PlasmaQuick::Dialog::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#11 0x00007fe67a9dc51a in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/core/libcorebindingsplugin.so
#12 0x00007fe68e722dc3 in QApplicationPrivate::notify_helper (this=this@entry=0x5649032a13a0, receiver=receiver@entry=0x5649049b7b40, e=e@entry=0x7ffe63708920) at kernel/qapplication.cpp:3632
#13 0x00007fe68e72bbb8 in QApplication::notify (this=0x7ffe63708d50, receiver=0x5649049b7b40, e=0x7ffe63708920) at kernel/qapplication.cpp:3156
#14 0x00007fe68da266da in QCoreApplication::notifyInternal2 (receiver=0x5649049b7b40, event=0x7ffe63708920) at ../../include/QtCore/5.15.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#15 0x00007fe68de09823 in QGuiApplicationPrivate::processExposeEvent (e=0x7fe684014870) at kernel/qguiapplication.cpp:3258
#16 0x00007fe68de09a5b in QGuiApplicationPrivate::processWindowSystemEvent (e=0x7fe684014870) at kernel/qguiapplication.cpp:2070
#17 0x00007fe68dde17ac in QWindowSystemInterface::sendWindowSystemEvents (flags=flags@entry=...) at kernel/qwindowsysteminterface.cpp:1169
#18 0x00007fe688d9dd7e in xcbSourceDispatch (source=<optimized out>) at qxcbeventdispatcher.cpp:105
#19 0x00007fe68bd2617d in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007fe68bd26400 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007fe68bd264a3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007fe68da80fe2 in QEventDispatcherGlib::processEvents (this=0x5649033c46b0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#23 0x00007fe68da251eb in QEventLoop::exec (this=this@entry=0x7ffe63708c00, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#24 0x00007fe68da2d394 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#25 0x0000564902374e5e in main (argc=<optimized out>, argv=<optimized out>) at ./shell/main.cpp:251
[Inferior 1 (process 2510) detached]

The reporter indicates this bug may be a duplicate of or related to bug 414823.

Possible duplicates by query: bug 434154, bug 430608, bug 423308, bug 423228, bug 422995.

Reported using DrKonqi