SUMMARY
I opened Discover and left it runiing in background while I was browsing through internet.
~20 minutes later, Discover crashed spontaneously.

Operating System: KDE neon Unstable Edition
KDE Plasma Version: 5.23.80
KDE Frameworks Version: 5.88.0
Qt Version: 5.15.3
Graphics Platform: Wayland

Application: Discover (plasma-discover), signal: Segmentation fault
Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = 0x0}
[New LWP 9205]
[New LWP 9214]
[New LWP 9207]
[New LWP 9220]
[New LWP 9234]
[New LWP 9216]
[New LWP 9215]
[New LWP 9217]
[New LWP 9238]
[New LWP 9233]
[New LWP 9244]
[New LWP 9287]
[New LWP 9312]
[New LWP 9239]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/plasma-discover --mode update'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  __GI_raise (sig=sig@entry=11) at ../sysdeps/unix/sysv/linux/raise.c:50
[Current thread is 1 (Thread 0x7fa57f73abc0 (LWP 9205))]
__preamble__

[Current thread is 1 (Thread 0x7fa57f73abc0 (LWP 9205))]

Thread 14 (Thread 0x7fa5667fc700 (LWP 9239)):
#0  0x00007fa584813aff in __GI___poll (fds=0x7fa530002950, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa58358336e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fa530002950, timeout=<optimized out>, context=0x7fa530000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7fa530000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007fa5835834a3 in g_main_context_iteration (context=0x7fa530000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007fa584de3602 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fa530000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007fa584d878ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fa5667fb9e0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007fa584ba12c2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007fa584ba245c in QThreadPrivate::start(void*) (arg=0x562e5d4c7740) at thread/qthread_unix.cpp:329
#8  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fa4e7fff700 (LWP 9312)):
#0  0x00007fa584813aff in __GI___poll (fds=0x7fa4e0003b50, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa58358336e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fa4e0003b50, timeout=<optimized out>, context=0x7fa4e0004800) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7fa4e0004800, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007fa5835834a3 in g_main_context_iteration (context=0x7fa4e0004800, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007fa584de361b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fa4e000ccb0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fa584d878ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fa4e7ffe9e0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007fa584ba12c2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007fa584ba245c in QThreadPrivate::start(void*) (arg=0x562e5db35e80) at thread/qthread_unix.cpp:329
#8  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fa50effd700 (LWP 9287)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x562e5dc5ee40) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x562e5dc5edf0, cond=0x562e5dc5ee18) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x562e5dc5ee18, mutex=0x562e5dc5edf0) at pthread_cond_wait.c:647
#3  0x00007fa584ba85cb in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x562e5dc5edf0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x562e5dc5ec78, mutex=mutex@entry=0x562e5dc5ec70, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007fa58696dc24 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x562e5dc5ec68) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x562e5dc5ebd0) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007fa58696e099 in QSGRenderThread::run() (this=0x562e5dc5ebd0) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007fa584ba245c in QThreadPrivate::start(void*) (arg=0x562e5dc5ebd0) at thread/qthread_unix.cpp:329
#9  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fa50f7fe700 (LWP 9244)):
#0  0x00007fa584813aff in __GI___poll (fds=0x7fa4fc073800, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa58358336e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fa4fc073800, timeout=<optimized out>, context=0x7fa4fc000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7fa4fc000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007fa5835834a3 in g_main_context_iteration (context=0x7fa4fc000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007fa584de3602 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fa4fc000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007fa584d878ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fa50f7fd9e0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007fa584ba12c2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007fa584ba245c in QThreadPrivate::start(void*) (arg=0x562e5d523b30) at thread/qthread_unix.cpp:329
#8  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fa56dde1700 (LWP 9233)):
#0  0x00007fa584813aff in __GI___poll (fds=0x562e5cb7b370, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa58358336e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x562e5cb7b370, timeout=<optimized out>, context=0x562e5d4ab4a0) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x562e5d4ab4a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007fa5835834a3 in g_main_context_iteration (context=0x562e5d4ab4a0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007fa5835834f1 in glib_worker_main (data=<optimized out>) at ../../../glib/gmain.c:5996
#5  0x00007fa5835acad1 in g_thread_proxy (data=0x7fa5540241e0) at ../../../glib/gthread.c:807
#6  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fa566ffd700 (LWP 9238)):
#0  0x00007fa584813aff in __GI___poll (fds=0x7fa544011130, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa58358336e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fa544011130, timeout=<optimized out>, context=0x7fa544011230) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7fa544011230, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007fa5835834a3 in g_main_context_iteration (context=context@entry=0x7fa544011230, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007fa56c33099d in dconf_gdbus_worker_thread (user_data=0x7fa544011230) at ../gdbus/dconf-gdbus-thread.c:82
#5  0x00007fa5835acad1 in g_thread_proxy (data=0x7fa544008760) at ../../../glib/gthread.c:807
#6  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fa576ffd700 (LWP 9217)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x562e5c74ab48) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x562e5c74aaf8, cond=0x562e5c74ab20) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x562e5c74ab20, mutex=0x562e5c74aaf8) at pthread_cond_wait.c:647
#3  0x00007fa57ca7ca4b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007fa57ca7c64b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fa56f7fe700 (LWP 9215)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x562e5c74ab48) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x562e5c74aaf8, cond=0x562e5c74ab20) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x562e5c74ab20, mutex=0x562e5c74aaf8) at pthread_cond_wait.c:647
#3  0x00007fa57ca7ca4b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007fa57ca7c64b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fa5777fe700 (LWP 9216)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x562e5c74ab48) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x562e5c74aaf8, cond=0x562e5c74ab20) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x562e5c74ab20, mutex=0x562e5c74aaf8) at pthread_cond_wait.c:647
#3  0x00007fa57ca7ca4b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007fa57ca7c64b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fa56d5e0700 (LWP 9234)):
#0  0x00007fa584813aff in __GI___poll (fds=0x562e5cbee0e0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa58358336e in g_main_context_poll (priority=<optimized out>, n_fds=3, fds=0x562e5cbee0e0, timeout=<optimized out>, context=0x562e5d4b5230) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=0x562e5d4b5230, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007fa5835836f3 in g_main_loop_run (loop=0x562e5cbee140) at ../../../glib/gmain.c:4241
#4  0x00007fa583193f8a in gdbus_shared_thread_func (user_data=0x562e5d4b5200) at ../../../gio/gdbusprivate.c:279
#5  0x00007fa5835acad1 in g_thread_proxy (data=0x7fa5540240c0) at ../../../glib/gthread.c:807
#6  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fa5756f7700 (LWP 9220)):
#0  0x00007fa584813aff in __GI___poll (fds=0x7fa55c004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa58358336e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fa55c004e60, timeout=<optimized out>, context=0x7fa55c000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7fa55c000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007fa5835834a3 in g_main_context_iteration (context=0x7fa55c000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007fa584de3602 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fa55c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007fa584d878ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fa5756f69c0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007fa584ba12c2 in QThread::exec() (this=this@entry=0x562e5ca87620) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007fa585a54549 in QQmlThreadPrivate::run() (this=0x562e5ca87620) at qml/ftw/qqmlthread.cpp:155
#8  0x00007fa584ba245c in QThreadPrivate::start(void*) (arg=0x562e5ca87620) at thread/qthread_unix.cpp:329
#9  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fa57ec52700 (LWP 9207)):
#0  0x00007fa584813aff in __GI___poll (fds=0x7fa578005240, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa58358336e in g_main_context_poll (priority=<optimized out>, n_fds=3, fds=0x7fa578005240, timeout=<optimized out>, context=0x7fa578000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7fa578000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007fa5835834a3 in g_main_context_iteration (context=0x7fa578000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007fa584de3602 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fa578000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007fa584d878ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fa57ec519b0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007fa584ba12c2 in QThread::exec() (this=this@entry=0x7fa585d0ed80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007fa585c8af4b in QDBusConnectionManager::run() (this=0x7fa585d0ed80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:179
#8  0x00007fa584ba245c in QThreadPrivate::start(void*) (arg=0x7fa585d0ed80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:329
#9  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fa577fff700 (LWP 9214)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x562e5c74ab4c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x562e5c74aaf8, cond=0x562e5c74ab20) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x562e5c74ab20, mutex=0x562e5c74aaf8) at pthread_cond_wait.c:647
#3  0x00007fa57ca7ca4b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007fa57ca7c64b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007fa583f93609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fa584820293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fa57f73abc0 (LWP 9205)):
[KCrash Handler]
#3  doActivate<false>(QObject*, int, void**) (sender=0x562e5d426b70, signal_index=33, argv=0x0) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:132
#4  0x00007fa584db9197 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=<optimized out>, m=m@entry=0x7fa586d6bdc0 <ResourcesUpdatesModel::staticMetaObject>, local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x0) at kernel/qobject.cpp:3946
#5  0x00007fa586d07d87 in ResourcesUpdatesModel::useUnattendedUpdatesChanged() (this=<optimized out>) at ./obj-x86_64-linux-gnu/libdiscover/DiscoverCommon_autogen/3YJK5W5UP7/moc_ResourcesUpdatesModel.cpp:345
#6  0x00007fa586d37ce5 in ResourcesUpdatesModel::<lambda()>::operator() (__closure=0x562e5d426df0) at ./libdiscover/resources/ResourcesUpdatesModel.cpp:160
#7  QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, ResourcesUpdatesModel::init()::<lambda()> >::call (arg=<optimized out>, f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:146
#8  QtPrivate::Functor<ResourcesUpdatesModel::init()::<lambda()>, 0>::call<QtPrivate::List<>, void> (arg=<optimized out>, f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:256
#9  QtPrivate::QFunctorSlotObject<ResourcesUpdatesModel::init()::<lambda()>, 0, QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=<optimized out>, this_=0x562e5d426de0, r=<optimized out>, a=<optimized out>, ret=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:443
#10 0x00007fa584dbfdce in QtPrivate::QSlotObjectBase::call(QObject*, void**) (a=0x7ffe534dd2d0, r=0x562e5c9bc430, this=0x562e5d426de0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#11 doActivate<false>(QObject*, int, void**) (sender=0x562e5c9bc430, signal_index=3, argv=0x7ffe534dd2d0) at kernel/qobject.cpp:3886
#12 0x00007fa585d2ce5b in KConfigWatcher::configChanged(KConfigGroup const&, QList<QByteArray> const&) () at /lib/x86_64-linux-gnu/libKF5ConfigCore.so.5
#13 0x00007fa585d6fb19 in KConfigWatcher::onConfigChangeNotification(QHash<QString, QList<QByteArray> > const&) () at /lib/x86_64-linux-gnu/libKF5ConfigCore.so.5
#14 0x00007fa585d2d1c3 in KConfigWatcher::qt_metacall(QMetaObject::Call, int, void**) () at /lib/x86_64-linux-gnu/libKF5ConfigCore.so.5
#15 0x00007fa585c9755b in QDBusConnectionPrivate::deliverCall(QObject*, int, QDBusMessage const&, QVector<int> const&, int) (this=<optimized out>, object=<optimized out>, msg=..., metaTypes=..., slotIdx=<optimized out>) at qdbusintegrator.cpp:1001
#16 0x00007fa584db6949 in QObject::event(QEvent*) (this=0x562e5c9bc430, e=0x7fa57801b010) at kernel/qobject.cpp:1314
#17 0x00007fa585f7ddc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=this@entry=0x562e5c54cc20, receiver=receiver@entry=0x562e5c9bc430, e=e@entry=0x7fa57801b010) at kernel/qapplication.cpp:3632
#18 0x00007fa585f86bb8 in QApplication::notify(QObject*, QEvent*) (this=0x7ffe534ddb70, receiver=0x562e5c9bc430, e=0x7fa57801b010) at kernel/qapplication.cpp:3156
#19 0x00007fa584d88daa in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x562e5c9bc430, event=0x7fa57801b010) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#20 0x00007fa584d8b6b1 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=0x0, event_type=0, data=0x562e5c54a080) at kernel/qcoreapplication.cpp:1821
#21 0x00007fa584de3fa7 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) (s=0x562e5c575780) at kernel/qeventdispatcher_glib.cpp:277
#22 0x00007fa58358317d in g_main_dispatch (context=0x562e5c576060) at ../../../glib/gmain.c:3309
#23 g_main_context_dispatch (context=context@entry=0x562e5c576060) at ../../../glib/gmain.c:3974
#24 0x00007fa583583400 in g_main_context_iterate (context=context@entry=0x562e5c576060, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4047
#25 0x00007fa5835834a3 in g_main_context_iteration (context=0x562e5c576060, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#26 0x00007fa584de3602 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x562e5c51e650, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#27 0x00007fa584d878ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffe534dda90, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#28 0x00007fa584d8fa64 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#29 0x0000562e5b70f5b4 in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at ./discover/main.cpp:213