Bug 446766

Application: kcmshell5 (5.23.4)

Qt Version: 5.15.3
Frameworks Version: 5.88.0
Operating System: Linux 5.11.0-41-generic x86_64
Windowing System: X11
Distribution: Windowsfx 11
DrKonqi: 5.23.4 [KCrashBackend]

-- Information about the crash:
- What I was doing when the application crashed: Attempting to check for software updates
The message said the repository key was invalid

The reporter is unsure if this crash is reproducible.

-- Backtrace:
Application: System Settings Module (kcmshell5), signal: Segmentation fault

[New LWP 8283]
[New LWP 8284]
[New LWP 8285]
[New LWP 8286]
[New LWP 8287]
[New LWP 8288]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f1d7be7daff in __GI___poll (fds=0x7ffe60ae8738, nfds=1, timeout=1000) at ../sysdeps/unix/sysv/linux/poll.c:29
__preamble__
____drkonqi_qmltrace_thread:1____
Failed to do pygdbmi parsing: No module named 'pygdbmi'
frame={level="0",func="expression for preferredHeight",file="/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/kirigami.2/FormLayout.qml",fullname="/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/kirigami.2/".
---------------------------------
(beware that frames may have been optimized out)

[Current thread is 1 (Thread 0x7f1d77545980 (LWP 8281))]

Thread 7 (Thread 0x7f1d62849700 (LWP 8288)):
#0  0x00007f1d7a33e7f3 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f1d7a33f29b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1d7a33f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1d7c44b61b in QEventDispatcherGlib::processEvents (this=0x7f1d50000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f1d7c3ef8ab in QEventLoop::exec (this=this@entry=0x7f1d62848c00, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f1d7c2092c2 in QThread::exec (this=this@entry=0x5579d7d850e0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f1d7b473549 in QQmlThreadPrivate::run (this=0x5579d7d850e0) at qml/ftw/qqmlthread.cpp:155
#7  0x00007f1d7c20a45c in QThreadPrivate::start (arg=0x5579d7d850e0) at thread/qthread_unix.cpp:329
#8  0x00007f1d7ad50609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f1d7be8a293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f1d6d6ea700 (LWP 8287)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579d7c75ea8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5579d7c75e58, cond=0x5579d7c75e80) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5579d7c75e80, mutex=0x5579d7c75e58) at pthread_cond_wait.c:638
#3  0x00007f1d6e834e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007f1d6e834a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007f1d7ad50609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f1d7be8a293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f1d6deeb700 (LWP 8286)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579d7c75ea8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5579d7c75e58, cond=0x5579d7c75e80) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5579d7c75e80, mutex=0x5579d7c75e58) at pthread_cond_wait.c:638
#3  0x00007f1d6e834e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007f1d6e834a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007f1d7ad50609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f1d7be8a293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f1d6e6ec700 (LWP 8285)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579d7c75ea8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5579d7c75e58, cond=0x5579d7c75e80) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5579d7c75e80, mutex=0x5579d7c75e58) at pthread_cond_wait.c:638
#3  0x00007f1d6e834e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007f1d6e834a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007f1d7ad50609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f1d7be8a293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f1d74ae7700 (LWP 8284)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579d7c75ea8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5579d7c75e58, cond=0x5579d7c75e80) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5579d7c75e80, mutex=0x5579d7c75e58) at pthread_cond_wait.c:638
#3  0x00007f1d6e834e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007f1d6e834a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007f1d7ad50609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f1d7be8a293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f1d75898700 (LWP 8283)):
#0  0x00007f1d7be7daff in __GI___poll (fds=0x7f1d68013530, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f1d7a33f36e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1d7a33f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1d7c44b61b in QEventDispatcherGlib::processEvents (this=0x7f1d68000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f1d7c3ef8ab in QEventLoop::exec (this=this@entry=0x7f1d75897bf0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f1d7c2092c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f1d7c6acf4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f1d7c20a45c in QThreadPrivate::start (arg=0x7f1d7c730d80) at thread/qthread_unix.cpp:329
#8  0x00007f1d7ad50609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f1d7be8a293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f1d77545980 (LWP 8281)):
[KCrash Handler]
#4  0x00007f1d7b43bd22 in QV4::QQmlTypeWrapper::virtualInstanceOf (typeObject=0x7ffe60ae93f0, var=...) at qml/qqmltypewrapper.cpp:423
#5  0x00007f1d7b303248 in QV4::Object::instanceOf (var=..., this=0x7ffe60ae93f0) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/memory/qv4heap_p.h:73
#6  QV4::Runtime::Instanceof::call (engine=0x5579d7da84c0, lval=..., rval=...) at jsruntime/qv4runtime.cpp:387
#7  0x00007f1d7b2f09e0 in QV4::Moth::VME::interpret (frame=0x7ffe60ae94d0, engine=0x5579d7da84c0, code=0x7f1d6137a819 "pL;/\231") at jsruntime/qv4vme_moth.cpp:351
#8  0x00007f1d7b2f411f in QV4::Moth::VME::exec (frame=frame@entry=0x7ffe60ae94d0, engine=engine@entry=0x5579d7da84c0) at jsruntime/qv4vme_moth.cpp:463
#9  0x00007f1d7b2812fd in QV4::Function::call (this=this@entry=0x5579d8143610, thisObject=<optimized out>, argv=argv@entry=0x7f1d61c0a890, argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:69
#10 0x00007f1d7b426fb7 in QQmlJavaScriptExpression::evaluate (this=this@entry=0x5579d883b950, callData=callData@entry=0x7f1d61c0a860, isUndefined=isUndefined@entry=0x7ffe60ae96cf) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4value_p.h:343
#11 0x00007f1d7b42ce13 in QQmlBinding::evaluate (this=this@entry=0x5579d883b950, isUndefined=isUndefined@entry=0x7ffe60ae96cf) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4jscall_p.h:95
#12 0x00007f1d7b4312ed in QQmlNonbindingBinding::doUpdate (this=0x5579d883b950, watcher=..., flags=..., scope=...) at qml/qqmlbinding.cpp:254
#13 0x00007f1d7b42e112 in QQmlBinding::update (this=0x5579d883b950, flags=...) at qml/qqmlbinding.cpp:194
#14 0x00007f1d7b44045e in QQmlObjectCreator::finalize (this=0x5579d87ebd20, interrupt=...) at qml/qqmlobjectcreator.cpp:1394
#15 0x00007f1d7b3bc21b in QQmlComponentPrivate::complete (state=0x5579d814fa58, enginePriv=0x5579d7db7030) at qml/qqmlcomponent.cpp:987
#16 QQmlComponentPrivate::complete (enginePriv=0x5579d7db7030, state=0x5579d814fa58) at qml/qqmlcomponent.cpp:983
#17 0x00007f1d7b3bf576 in QQmlComponentPrivate::completeCreate (this=0x5579d814f9d0) at qml/qqmlcomponent.cpp:1079
#18 0x00007f1d7b3bfc9b in QQmlComponent::createObject(QQmlV4Function*) () at qml/qqmlcomponent.cpp:1491
#19 0x00007f1d7b3bffe4 in QQmlComponent::qt_static_metacall (_o=_o@entry=0x5579d814de60, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=6, _a=_a@entry=0x7ffe60ae9ba0) at .moc/moc_qqmlcomponent.cpp:163
#20 0x00007f1d7b3c0523 in QQmlComponent::qt_metacall (this=0x5579d814de60, _c=QMetaObject::InvokeMetaMethod, _id=6, _a=0x7ffe60ae9ba0) at .moc/moc_qqmlcomponent.cpp:231
#21 0x00007f1d7b406bf5 in QQmlObjectOrGadget::metacall (this=0x7ffe60ae9ad0, type=QMetaObject::InvokeMetaMethod, index=<optimized out>, argv=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/ftw/qflagpointer_p.h:351
#22 0x00007f1d7b2d29f5 in QV4::QObjectMethod::callInternal(QV4::Value const*, QV4::Value const*, int) const () at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:285
#23 0x00007f1d7b2f21e1 in QV4::FunctionObject::call (argc=<optimized out>, argv=<optimized out>, thisObject=<optimized out>, this=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4functionobject_p.h:172
#24 QV4::Moth::VME::interpret (frame=0x7ffe60ae9dc0, engine=0x5579d7da84c0, code=0x7f1d61c0a780 "") at jsruntime/qv4vme_moth.cpp:754
#25 0x00007f1d7b2f411f in QV4::Moth::VME::exec (frame=frame@entry=0x7ffe60ae9dc0, engine=engine@entry=0x5579d7da84c0) at jsruntime/qv4vme_moth.cpp:463
#26 0x00007f1d7b2812fd in QV4::Function::call (this=this@entry=0x5579d814bee0, thisObject=<optimized out>, argv=argv@entry=0x7f1d61c0a710, argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:69
#27 0x00007f1d7b426fb7 in QQmlJavaScriptExpression::evaluate (this=this@entry=0x5579d814e3f0, callData=callData@entry=0x7f1d61c0a6e0, isUndefined=isUndefined@entry=0x0) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4value_p.h:343
#28 0x00007f1d7b3ca8be in QQmlBoundSignalExpression::evaluate (this=<optimized out>, a=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4jscall_p.h:95
#29 0x00007f1d7b3cb958 in QQmlBoundSignal_callback (e=0x5579d814ea10, a=0x0) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlboundsignalexpressionpointer_p.h:69
#30 0x00007f1d7b40665d in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#31 0x00007f1d7b3a8fcf in QQmlData::signalEmitted (object=0x5579d814f370, index=3, a=0x0) at qml/qqmlengine.cpp:834
#32 0x00007f1d7c427955 in doActivate<false> (sender=0x5579d814f370, signal_index=3, argv=0x0) at kernel/qobject_p.h:110
#33 0x00007f1d7b495123 in QQmlTimer::qt_metacall (this=0x5579d814f370, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7ffe60aebc50) at .moc/moc_qqmltimer_p.cpp:241
#34 0x00007f1d7b406bf5 in QQmlObjectOrGadget::metacall (this=this@entry=0x7ffe60aebf40, type=type@entry=QMetaObject::InvokeMetaMethod, index=<optimized out>, index@entry=5, argv=argv@entry=0x7ffe60aebc50) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/ftw/qflagpointer_p.h:351
#35 0x00007f1d7b2cfb34 in CallMethod (object=..., index=5, returnType=returnType@entry=43, argCount=argCount@entry=0, argTypes=argTypes@entry=0x0, engine=engine@entry=0x5579d7da84c0, callArgs=0x7f1d61c0a6a8, callType=QMetaObject::InvokeMetaMethod) at jsruntime/qv4qobjectwrapper.cpp:1319
#36 0x00007f1d7b2d17a4 in CallPrecise (object=..., data=..., engine=0x5579d7da84c0, callArgs=0x7f1d61c0a6a8, callType=QMetaObject::InvokeMetaMethod) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:285
#37 0x00007f1d7b2d275a in QV4::QObjectMethod::callInternal(QV4::Value const*, QV4::Value const*, int) const () at jsruntime/qv4qobjectwrapper.cpp:2131
#38 0x00007f1d7b2f21e1 in QV4::FunctionObject::call (argc=<optimized out>, argv=<optimized out>, thisObject=<optimized out>, this=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4functionobject_p.h:172
#39 QV4::Moth::VME::interpret (frame=0x7ffe60aec230, engine=0x5579d7da84c0, code=0x7f1d61c0a660 " c\216a\035\177") at jsruntime/qv4vme_moth.cpp:754
#40 0x00007f1d7b2f411f in QV4::Moth::VME::exec (frame=frame@entry=0x7ffe60aec230, engine=engine@entry=0x5579d7da84c0) at jsruntime/qv4vme_moth.cpp:463
#41 0x00007f1d7b2812fd in QV4::Function::call (this=this@entry=0x5579d814b6f0, thisObject=<optimized out>, argv=argv@entry=0x7f1d61c0a628, argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:69
#42 0x00007f1d7b426fb7 in QQmlJavaScriptExpression::evaluate (this=this@entry=0x5579d8150380, callData=callData@entry=0x7f1d61c0a5f8, isUndefined=isUndefined@entry=0x0) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4value_p.h:343
#43 0x00007f1d7b3ca8be in QQmlBoundSignalExpression::evaluate (this=<optimized out>, a=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4jscall_p.h:95
#44 0x00007f1d7b3cb958 in QQmlBoundSignal_callback (e=0x5579d8150060, a=0x0) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlboundsignalexpressionpointer_p.h:69
#45 0x00007f1d7b40665d in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#46 0x00007f1d7b3a8fcf in QQmlData::signalEmitted (object=0x5579d814e040, index=3, a=0x0) at qml/qqmlengine.cpp:834
#47 0x00007f1d7c427955 in doActivate<false> (sender=0x5579d814e040, signal_index=3, argv=0x0) at kernel/qobject_p.h:110
#48 0x00007f1d7c421197 in QMetaObject::activate (sender=sender@entry=0x5579d814e040, m=m@entry=0x7f1d7b5c7100 <QQmlComponentAttached::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3946
#49 0x00007f1d7b4cda44 in QQmlComponentAttached::completed (this=this@entry=0x5579d814e040) at .moc/moc_qqmlcomponentattached_p.cpp:148
#50 0x00007f1d7b440924 in QQmlObjectCreator::finalize (this=0x5579d7f6bbd0, interrupt=...) at qml/qqmlobjectcreator.cpp:1442
#51 0x00007f1d7b3c3e05 in QQmlIncubatorPrivate::incubate (this=0x5579d7f805a0, i=...) at qml/qqmlincubator.cpp:364
#52 0x00007f1d7b3c4376 in QQmlEnginePrivate::incubate (this=0x5579d7db7030, i=..., forContext=<optimized out>) at qml/qqmlincubator.cpp:89
#53 0x00007f1d7b3bdafe in QQmlComponent::create(QQmlIncubator&, QQmlContext*, QQmlContext*) () at qml/qqmlcomponent.cpp:1178
#54 0x00007f1d7bc4ba5d in KDeclarative::QmlObject::createObjectFromComponent (this=this@entry=0x5579d7e90940, component=0x5579d7f8e4d0, context=context@entry=0x5579d7e3eca0, initialProperties=...) at ./src/kdeclarative/qmlobject.cpp:333
#55 0x00007f1d7bc4bd9e in KDeclarative::QmlObject::createObjectFromSource (this=this@entry=0x5579d7e90940, source=..., context=context@entry=0x5579d7e3eca0, initialProperties=...) at ./src/kdeclarative/qmlobject.cpp:326
#56 0x00007f1d7d91eb3c in KQuickAddons::ConfigModule::push (this=<optimized out>, fileName=..., propertyMap=...) at ./src/quickaddons/configmodule.cpp:224
#57 0x00007f1d7d91f1f3 in KQuickAddons::ConfigModule::qt_static_metacall (_o=_o@entry=0x5579d7d5f9e0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=18, _a=_a@entry=0x7ffe60aee510) at ./obj-x86_64-linux-gnu/src/quickaddons/KF5QuickAddons_autogen/include/moc_configmodule.cpp:268
#58 0x00007f1d7d91f853 in KQuickAddons::ConfigModule::qt_metacall (this=this@entry=0x5579d7d5f9e0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=18, _a=_a@entry=0x7ffe60aee510) at ./obj-x86_64-linux-gnu/src/quickaddons/KF5QuickAddons_autogen/include/moc_configmodule.cpp:479
#59 0x00007f1d7424d4ba in KCMUser::qt_metacall (this=0x5579d7d5f9e0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7ffe60aee510) at ./obj-x86_64-linux-gnu/kcms/users/src/kcm_users_autogen/EWIEGA46WW/moc_kcm.cpp:200
#60 0x00007f1d7b406bf5 in QQmlObjectOrGadget::metacall (this=0x7ffe60aee850, type=QMetaObject::InvokeMetaMethod, index=<optimized out>, argv=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/ftw/qflagpointer_p.h:351
#61 0x00007f1d7b2cf765 in CallMethod (object=..., index=<optimized out>, returnType=<optimized out>, argCount=<optimized out>, argTypes=<optimized out>, engine=<optimized out>, callArgs=<optimized out>, callType=<optimized out>) at jsruntime/qv4qobjectwrapper.cpp:1301
#62 0x00007f1d7b2d1867 in CallPrecise (object=..., data=..., engine=0x5579d7da84c0, callArgs=0x7f1d61c0a5a8, callType=QMetaObject::InvokeMetaMethod) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:285
#63 0x00007f1d7b2d2a4f in QV4::QObjectMethod::callInternal(QV4::Value const*, QV4::Value const*, int) const () at jsruntime/qv4qobjectwrapper.cpp:1645
#64 0x00007f1d7b2f21e1 in QV4::FunctionObject::call (argc=<optimized out>, argv=<optimized out>, thisObject=<optimized out>, this=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4functionobject_p.h:172
#65 QV4::Moth::VME::interpret (frame=0x7ffe60aeeb40, engine=0x5579d7da84c0, code=0x7f1d61c0a538 "\300Y\205a\035\177") at jsruntime/qv4vme_moth.cpp:754
#66 0x00007f1d7b2f411f in QV4::Moth::VME::exec (frame=frame@entry=0x7ffe60aeeb40, engine=engine@entry=0x5579d7da84c0) at jsruntime/qv4vme_moth.cpp:463
#67 0x00007f1d7b2812fd in QV4::Function::call (this=this@entry=0x5579d7d55980, thisObject=<optimized out>, argv=argv@entry=0x7f1d61c0a500, argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:69
#68 0x00007f1d7b426fb7 in QQmlJavaScriptExpression::evaluate (this=this@entry=0x5579d7e33ea0, callData=callData@entry=0x7f1d61c0a4d0, isUndefined=isUndefined@entry=0x0) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4value_p.h:343
#69 0x00007f1d7b3ca8be in QQmlBoundSignalExpression::evaluate (this=<optimized out>, a=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4jscall_p.h:95
#70 0x00007f1d7b3cb958 in QQmlBoundSignal_callback (e=0x5579d7e23ed0, a=0x0) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlboundsignalexpressionpointer_p.h:69
#71 0x00007f1d7b40665d in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#72 0x00007f1d7b3a8fcf in QQmlData::signalEmitted (object=0x5579d7e70c10, index=3, a=0x0) at qml/qqmlengine.cpp:834
#73 0x00007f1d7c427955 in doActivate<false> (sender=0x5579d7e70c10, signal_index=3, argv=0x0) at kernel/qobject_p.h:110
#74 0x00007f1d7c421197 in QMetaObject::activate (sender=sender@entry=0x5579d7e70c10, m=m@entry=0x7f1d7b5c7100 <QQmlComponentAttached::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3946
#75 0x00007f1d7b4cda44 in QQmlComponentAttached::completed (this=this@entry=0x5579d7e70c10) at .moc/moc_qqmlcomponentattached_p.cpp:148
#76 0x00007f1d7b440924 in QQmlObjectCreator::finalize (this=0x5579d7de06a0, interrupt=...) at qml/qqmlobjectcreator.cpp:1442
#77 0x00007f1d7b3c3e05 in QQmlIncubatorPrivate::incubate (this=0x5579d7db2a70, i=...) at qml/qqmlincubator.cpp:364
#78 0x00007f1d7b3c4376 in QQmlEnginePrivate::incubate (this=0x5579d7db7030, i=..., forContext=<optimized out>) at qml/qqmlincubator.cpp:89
#79 0x00007f1d7b3bdafe in QQmlComponent::create(QQmlIncubator&, QQmlContext*, QQmlContext*) () at qml/qqmlcomponent.cpp:1178
#80 0x00007f1d7bc4af51 in KDeclarative::QmlObject::completeInitialization (initialProperties=..., this=0x5579d7e90940) at ./src/kdeclarative/qmlobject.cpp:307
#81 KDeclarative::QmlObject::completeInitialization (this=0x5579d7e90940, initialProperties=...) at ./src/kdeclarative/qmlobject.cpp:289
#82 0x00007f1d7d91e049 in KQuickAddons::ConfigModule::mainUi (this=0x5579d7d5f9e0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qhash.h:241
#83 0x00007f1d7d98ac31 in KCModuleLoader::loadModule (mod=..., report=report@entry=KCModuleLoader::Inline, parent=0x5579d7d5e660, args=...) at ./src/kcmoduleloader.cpp:165
#84 0x00007f1d7d997709 in KCModuleProxyPrivate::loadModule (this=this@entry=0x5579d7d5e9b0) at ./src/kcmoduleproxy.cpp:118
#85 0x00007f1d7d9983c8 in KCModuleProxy::realModule (this=this@entry=0x5579d7d5e660) at ./src/kcmoduleproxy.cpp:59
#86 0x00007f1d7d994597 in KCMultiDialog::addModule (this=0x7f1d6800bac0, moduleInfo=..., parentItem=0x0, args=...) at ./src/kcmultidialog.cpp:599
#87 0x00005579d5c7c514 in main (_argc=<optimized out>, _argv=<optimized out>) at /usr/include/c++/9/bits/atomic_base.h:318
[Inferior 1 (process 8281) detached]

Possible duplicates by query: bug 446575, bug 446565.

Reported using DrKonqi