Bug 497381

Summary: plasmashell sometimes crashes in PlasmaQuick::SharedQmlEngine::completeInitialization when using KVM to switch the screen to another machine
Product: [Plasma] plasmashell Reporter: wadja
Component: generic-crashAssignee: Plasma Bugs List <plasma-bugs-null>
Status: RESOLVED DUPLICATE    
Severity: crash CC: kdedev, nate
Priority: NOR Keywords: drkonqi
Version First Reported In: 6.2.4   
Target Milestone: 1.0   
Platform: Fedora RPMs   
OS: Linux   
See Also: https://bugs.kde.org/show_bug.cgi?id=497600
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report: https://crash-reports.kde.org/organizations/kde/issues/89955/events/a6d94f35462f416a8adb90bb91b9212a/

Description wadja 2024-12-12 17:03:21 UTC 
Application: plasmashell (6.2.4)

ApplicationNotResponding [ANR]: false
Qt Version: 6.8.0
Frameworks Version: 6.8.0
Operating System: Linux 6.11.11-300.fc41.x86_64 x86_64
Windowing System: Wayland
Distribution: "Fedora Linux 41 (Forty One)"
DrKonqi: 6.2.4 [CoredumpBackend]

-- Information about the crash:
plasmashell crashes frequently if monitor is disconnected and re-connected again. I am using KVM switch to use keyboard/mouse/monitor to control two machines. After switching to another machine and then back plasmashell if often dumped and re-started

The crash can be reproduced sometimes.

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


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Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
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warning: Can't open file /memfd:JSGCHeap:QtQml (deleted) during file-backed mapping note processing

warning: Can't open file /memfd:JSVMStack:QtQml (deleted) during file-backed mapping note processing

warning: Can't open file /home/vadim/.cache/plasmashell/qmlcache/d27c3865bfaa3e734daddba1850b1802eb834476.qmlc (deleted) during file-backed mapping note processing

warning: Can't open file /memfd:JITCode:QtQml (deleted) during file-backed mapping note processing

warning: Can't open file /home/vadim/.cache/plasmashell/qmlcache/5f612594f2dbf235ceb0690f5ba4a2d73e811317.qmlc (deleted) during file-backed mapping note processing

warning: Can't open file /memfd:unknown-usage:QtQml (deleted) during file-backed mapping note processing
[New LWP 11774]
[New LWP 11775]
[New LWP 11781]
[New LWP 11782]
[New LWP 11779]
[New LWP 11783]
[New LWP 11790]
[New LWP 11776]
[New LWP 11830]
[New LWP 11777]
[New LWP 11803]
[New LWP 11848]
[New LWP 11778]
[New LWP 11793]
[New LWP 11780]
[New LWP 11792]
[New LWP 11791]
[New LWP 11794]
[New LWP 11795]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
Core was generated by `/usr/bin/plasmashell --no-respawn'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f4107c7ec94 in __pthread_kill_implementation () from /lib64/libc.so.6
[Current thread is 1 (Thread 0x7f4101d7ad40 (LWP 11774))]
Cannot QML trace cores :(
/usr/share/drkonqi/gdb/python/gdb_preamble/preamble.py:516: DeprecationWarning: datetime.datetime.utcfromtimestamp() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.fromtimestamp(timestamp, datetime.UTC).
  boot_time = datetime.utcfromtimestamp(psutil.boot_time()).strftime('%Y-%m-%dT%H:%M:%S')
/usr/share/drkonqi/gdb/python/gdb_preamble/preamble.py:533: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
  'timestamp': datetime.utcnow().isoformat(),
[Current thread is 1 (Thread 0x7f4101d7ad40 (LWP 11774))]

Thread 19 (Thread 0x7f40d0ff96c0 (LWP 11795)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 18 (Thread 0x7f40d17fa6c0 (LWP 11794)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 17 (Thread 0x7f40d2ffd6c0 (LWP 11791)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 16 (Thread 0x7f40d27fc6c0 (LWP 11792)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 15 (Thread 0x7f40f0f856c0 (LWP 11780)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 14 (Thread 0x7f40d1ffb6c0 (LWP 11793)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 13 (Thread 0x7f40f20fd6c0 (LWP 11778)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 12 (Thread 0x7f40c6ffd6c0 (LWP 11848)):
#0  0x00007f4107cf3470 in ppoll () from /lib64/libc.so.6
#1  0x00007f4106ede8a3 in g_main_context_iterate_unlocked.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f4106e7f783 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f41085e9de3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt6Core.so.6
#4  0x00007f410830221b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt6Core.so.6
#5  0x00007f4108418d85 in QThread::exec() () from /lib64/libQt6Core.so.6
#6  0x00007f41084b638b in QThreadPrivate::start(void*) () from /lib64/libQt6Core.so.6
#7  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#8  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 11 (Thread 0x7f40c77fe6c0 (LWP 11803)):
#0  0x00007f4107cf3470 in ppoll () from /lib64/libc.so.6
#1  0x00007f4106ede8a3 in g_main_context_iterate_unlocked.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f4106e7f783 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f41085e9de3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt6Core.so.6
#4  0x00007f410830221b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt6Core.so.6
#5  0x00007f4108418d85 in QThread::exec() () from /lib64/libQt6Core.so.6
#6  0x00007f41084b638b in QThreadPrivate::start(void*) () from /lib64/libQt6Core.so.6
#7  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#8  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 10 (Thread 0x7f40f29fe6c0 (LWP 11777)):
#0  0x00007f4107cf2f3d in poll () from /lib64/libc.so.6
#1  0x00007f410950c375 in QtWaylandClient::EventThread::run() () from /lib64/libQt6WaylandClient.so.6
#2  0x00007f41084b638b in QThreadPrivate::start(void*) () from /lib64/libQt6Core.so.6
#3  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#4  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 9 (Thread 0x7f40c7fff6c0 (LWP 11830)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7c162 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f41084c2e0b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib64/libQt6Core.so.6
#3  0x00007f41084bfb43 in QThreadPoolThread::run() () from /lib64/libQt6Core.so.6
#4  0x00007f41084b638b in QThreadPrivate::start(void*) () from /lib64/libQt6Core.so.6
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 8 (Thread 0x7f40f31ff6c0 (LWP 11776)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f41084c2e8f in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib64/libQt6Core.so.6
#3  0x00007f410950c30e in QtWaylandClient::EventThread::run() () from /lib64/libQt6WaylandClient.so.6
#4  0x00007f41084b638b in QThreadPrivate::start(void*) () from /lib64/libQt6Core.so.6
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 7 (Thread 0x7f40d37fe6c0 (LWP 11790)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 6 (Thread 0x7f40d3fff6c0 (LWP 11783)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 5 (Thread 0x7f40f17866c0 (LWP 11779)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 4 (Thread 0x7f40e8bfe6c0 (LWP 11782)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 3 (Thread 0x7f40e93ff6c0 (LWP 11781)):
#0  0x00007f4107c793a9 in __futex_abstimed_wait_common () from /lib64/libc.so.6
#1  0x00007f4107c7bdf9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libc.so.6
#2  0x00007f40e94be89d in cnd_wait () from /lib64/libgallium-24.2.8.so
#3  0x00007f40e949ac2b in util_queue_thread_func () from /lib64/libgallium-24.2.8.so
#4  0x00007f40e94be7cc in impl_thrd_routine () from /lib64/libgallium-24.2.8.so
#5  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#6  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 2 (Thread 0x7f40f3dff6c0 (LWP 11775)):
#0  0x00007f4107cf3470 in ppoll () from /lib64/libc.so.6
#1  0x00007f4106ede8a3 in g_main_context_iterate_unlocked.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f4106e7f783 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f41085e9de3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt6Core.so.6
#4  0x00007f410830221b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt6Core.so.6
#5  0x00007f4108418d85 in QThread::exec() () from /lib64/libQt6Core.so.6
#6  0x00007f410944f681 in QDBusConnectionManager::run() () from /lib64/libQt6DBus.so.6
#7  0x00007f41084b638b in QThreadPrivate::start(void*) () from /lib64/libQt6Core.so.6
#8  0x00007f4107c7ccd7 in start_thread () from /lib64/libc.so.6
#9  0x00007f4107d00c8c in __clone3 () from /lib64/libc.so.6

Thread 1 (Thread 0x7f4101d7ad40 (LWP 11774)):
[KCrash Handler]
#4  0x00007f4109732122 in QV4::QObjectWrapper::wrap(QV4::ExecutionEngine*, QObject*) () from /lib64/libQt6Qml.so.6
#5  0x00007f41097a9e08 in QV4::loadProperty(QV4::ExecutionEngine*, QV4::Heap::Object*, QObject*, QQmlPropertyData const&) () from /lib64/libQt6Qml.so.6
#6  0x00007f41097ab9ff in QV4::QObjectWrapper::getQmlProperty(QV4::ExecutionEngine*, QQmlRefPointer<QQmlContextData> const&, QV4::Heap::Object*, QObject*, QV4::String*, QFlags<QV4::QObjectWrapper::Flag>, bool*, QQmlPropertyData const**) () from /lib64/libQt6Qml.so.6
#7  0x00007f41099c9f41 in QV4::QQmlTypeWrapper::virtualGet(QV4::Managed const*, QV4::PropertyKey, QV4::Value const*, bool*) () from /lib64/libQt6Qml.so.6
#8  0x00007f410976e5db in QV4::Lookup::getterFallback(QV4::Lookup*, QV4::ExecutionEngine*, QV4::Value const&) () from /lib64/libQt6Qml.so.6
#9  0x00007f41099c7209 in QV4::QQmlTypeWrapper::virtualResolveLookupGetter(QV4::Object const*, QV4::ExecutionEngine*, QV4::Lookup*) () from /lib64/libQt6Qml.so.6
#10 0x00007f41098232d7 in QV4::Moth::VME::interpret(QV4::JSTypesStackFrame*, QV4::ExecutionEngine*, char const*) () from /lib64/libQt6Qml.so.6
#11 0x00007f410982775f in QV4::Moth::VME::exec(QV4::JSTypesStackFrame*, QV4::ExecutionEngine*) () from /lib64/libQt6Qml.so.6
#12 0x00007f410974cfa4 in QV4::doCall(QV4::Function*, QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext*) () from /lib64/libQt6Qml.so.6
#13 0x00007f41098d60b7 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () from /lib64/libQt6Qml.so.6
#14 0x00007f4109860043 in QQmlBinding::evaluate(bool*) () from /lib64/libQt6Qml.so.6
#15 0x00007f410986014a in QQmlBinding::doUpdate(QQmlJavaScriptExpression::DeleteWatcher const&, QFlags<QQmlPropertyData::WriteFlag>, QV4::Scope&) () from /lib64/libQt6Qml.so.6
#16 0x00007f4109863fc8 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () from /lib64/libQt6Qml.so.6
#17 0x00007f4109909f66 in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () from /lib64/libQt6Qml.so.6
#18 0x00007f4109880279 in QQmlComponentPrivate::complete(QQmlEnginePrivate*, QQmlComponentPrivate::ConstructionState*) () from /lib64/libQt6Qml.so.6
#19 0x00007f4109886ee2 in QQmlComponentPrivate::completeCreate() () from /lib64/libQt6Qml.so.6
#20 0x00007f410b2ca7bb in PlasmaQuick::SharedQmlEngine::completeInitialization(QHash<QString, QVariant> const&) () from /lib64/libPlasmaQuick.so.6
#21 0x00007f410b2add9c in PlasmaQuick::AppletQuickItem::itemForApplet(Plasma::Applet*) () from /lib64/libPlasmaQuick.so.6
#22 0x00007f40bb3b6d0a in AppletsLayout::componentComplete() () from /usr/lib64/qt6/qml/org/kde/plasma/private/containmentlayoutmanager/libcontainmentlayoutmanagerplugin.so
#23 0x00007f410990a44e in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () from /lib64/libQt6Qml.so.6
#24 0x00007f4109880279 in QQmlComponentPrivate::complete(QQmlEnginePrivate*, QQmlComponentPrivate::ConstructionState*) () from /lib64/libQt6Qml.so.6
#25 0x00007f4109886ee2 in QQmlComponentPrivate::completeCreate() () from /lib64/libQt6Qml.so.6
#26 0x00007f410b2cb4bc in PlasmaQuick::SharedQmlEngine::createObjectFromComponent(QQmlComponent*, QQmlContext*, QHash<QString, QVariant> const&) () from /lib64/libPlasmaQuick.so.6
#27 0x00007f410b2a9a1a in PlasmaQuick::AppletQuickItemPrivate::createFullRepresentationItem() () from /lib64/libPlasmaQuick.so.6
#28 0x00007f410b2aa2c9 in PlasmaQuick::AppletQuickItem::setPreloadFullRepresentation(bool) () from /lib64/libPlasmaQuick.so.6
#29 0x00007f4109907c8f in QQmlPropertyData::writeProperty(QObject*, void*, QFlags<QQmlPropertyData::WriteFlag>) const [clone .isra.0] () from /lib64/libQt6Qml.so.6
#30 0x00007f410990b3db in QQmlObjectCreator::setPropertyValue(QQmlPropertyData const*, QV4::CompiledData::Binding const*) () from /lib64/libQt6Qml.so.6
#31 0x00007f41099101a7 in QQmlObjectCreator::setPropertyBinding(QQmlPropertyData const*, QV4::CompiledData::Binding const*) () from /lib64/libQt6Qml.so.6
#32 0x00007f4109913d1e in QQmlObjectCreator::setupBindings(QFlags<QQmlObjectCreator::BindingMode>) () from /lib64/libQt6Qml.so.6
#33 0x00007f4109916814 in QQmlObjectCreator::populateInstance(int, QObject*, QObject*, QQmlPropertyData const*, QV4::CompiledData::Binding const*) () from /lib64/libQt6Qml.so.6
#34 0x00007f410990da94 in QQmlObjectCreator::createInstance(int, QObject*, bool) () from /lib64/libQt6Qml.so.6
#35 0x00007f410990fa43 in QQmlObjectCreator::create(int, QObject*, QQmlInstantiationInterrupt*, int) () from /lib64/libQt6Qml.so.6
#36 0x00007f4109886105 in QQmlComponentPrivate::beginCreate(QQmlRefPointer<QQmlContextData>) () from /lib64/libQt6Qml.so.6
#37 0x00007f410988672e in QQmlComponent::beginCreate(QQmlContext*) () from /lib64/libQt6Qml.so.6
#38 0x00007f410b2caaf8 in PlasmaQuick::SharedQmlEnginePrivate::endExecute() () from /lib64/libPlasmaQuick.so.6
#39 0x00007f410b2ad335 in PlasmaQuick::AppletQuickItem::itemForApplet(Plasma::Applet*) () from /lib64/libPlasmaQuick.so.6
#40 0x00007f410b2c2def in PlasmaQuick::ContainmentViewPrivate::setContainment(Plasma::Containment*) () from /lib64/libPlasmaQuick.so.6
#41 0x0000555f61e27952 in ShellCorona::addOutput(QScreen*) ()
#42 0x0000555f61e2874b in ShellCorona::handleScreenOrderChanged(QList<QScreen*>) ()
#43 0x0000555f61e36cf2 in QtPrivate::QCallableObject<void (ShellCorona::*)(QList<QScreen*>), QtPrivate::List<QList<QScreen*> const&>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) ()
#44 0x00007f410835bac1 in void doActivate<false>(QObject*, int, void**) () from /lib64/libQt6Core.so.6
#45 0x0000555f61e4681d in ScreenPool::handleOutputOrderChanged(QList<QString> const&) ()
#46 0x00007f410835bac1 in void doActivate<false>(QObject*, int, void**) () from /lib64/libQt6Core.so.6
#47 0x00007f410b25e499 in OutputOrderWatcher::outputOrderChanged(QList<QString> const&) () from /lib64/libkworkspace6.so.6
#48 0x00007f410835bac1 in void doActivate<false>(QObject*, int, void**) () from /lib64/libQt6Core.so.6
#49 0x00007f4108ad5cc4 in QGuiApplication::screenAdded(QScreen*) () from /lib64/libQt6Gui.so.6
#50 0x00007f4109516d36 in QtWaylandClient::QWaylandDisplay::handleScreenInitialized(QtWaylandClient::QWaylandScreen*) () from /lib64/libQt6WaylandClient.so.6
#51 0x00007f410953a403 in QtWaylandClient::QWaylandScreen::maybeInitialize() () from /lib64/libQt6WaylandClient.so.6
#52 0x00007f4108108056 in ffi_call_unix64 () from /lib64/libffi.so.8
#53 0x00007f410810374d in ffi_call_int.lto_priv () from /lib64/libffi.so.8
#54 0x00007f410810664e in ffi_call () from /lib64/libffi.so.8
#55 0x00007f410b24e10e in wl_closure_invoke.constprop () from /lib64/libwayland-client.so.0
#56 0x00007f410b24e979 in dispatch_event () from /lib64/libwayland-client.so.0
#57 0x00007f410b24ed73 in wl_display_dispatch_queue_pending () from /lib64/libwayland-client.so.0
#58 0x00007f410950c1d2 in QtWaylandClient::QWaylandDisplay::flushRequests() () from /lib64/libQt6WaylandClient.so.6
#59 0x00007f410834d172 in QObject::event(QEvent*) () from /lib64/libQt6Core.so.6
#60 0x00007f410a83d6b8 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt6Widgets.so.6
#61 0x00007f41082f3a38 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt6Core.so.6
#62 0x00007f41082f7765 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /lib64/libQt6Core.so.6
#63 0x00007f41085ea68f in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib64/libQt6Core.so.6
#64 0x00007f4106e7e28c in g_main_context_dispatch_unlocked.lto_priv () from /lib64/libglib-2.0.so.0
#65 0x00007f4106ede7b8 in g_main_context_iterate_unlocked.isra () from /lib64/libglib-2.0.so.0
#66 0x00007f4106e7f783 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#67 0x00007f41085e9de3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt6Core.so.6
#68 0x00007f410830221b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt6Core.so.6
#69 0x00007f41082fda2e in QCoreApplication::exec() () from /lib64/libQt6Core.so.6
#70 0x0000555f61de7173 in main ()

Reported using DrKonqi
Comment 1 Nate Graham 2024-12-12 18:52:10 UTC 
Possibly Plasma ends up in a "zero screens connected" state and doesn't handle that properly.
Comment 2 TraceyC 2024-12-19 21:25:12 UTC 
This backtrace is the same as 494512 which was determined to be a duplicate of bug 477941
Please follow 477941 for updates on this issue. Thanks!

*** This bug has been marked as a duplicate of bug 477941 ***