Bug 446799

Application: systemsettings5 (5.23.3)

Qt Version: 5.15.2
Frameworks Version: 5.88.0
Operating System: Linux 5.15.6-200.fc35.x86_64 x86_64
Windowing System: X11
Distribution: Fedora Linux 35 (KDE Plasma)
DrKonqi: 5.23.3 [KCrashBackend]

-- Information about the crash:
- What I was doing when the application crashed:
Attempting to download global themes through the systems settings app.

The crash can be reproduced sometimes.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = <optimized out>}
[KCrash Handler]
#6  0x00007facdac6160d in QDir::fromNativeSeparators(QString const&) () at io/qdir.cpp:930
#7  0x00007facdac72999 in QFileInfoPrivate::QFileInfoPrivate (file=..., this=0x5557aa7440f0) at /usr/include/c++/11/bits/atomic_base.h:338
#8  QFileInfo::QFileInfo (this=this@entry=0x7ffc713858e0, file=...) at io/qfileinfo.cpp:347
#9  0x00007facb06b7404 in operator() (__closure=<synthetic pointer>) at /usr/src/debug/plasma-workspace-5.23.3-1.fc35.x86_64/kcms/lookandfeel/kcm.cpp:117
#10 KCMLookandFeel::knsEntryChanged (wrapper=<optimized out>, this=0x5557a9a58750) at /usr/src/debug/plasma-workspace-5.23.3-1.fc35.x86_64/kcms/lookandfeel/kcm.cpp:126
#11 KCMLookandFeel::knsEntryChanged (wrapper=<optimized out>, this=0x5557a9a58750) at /usr/src/debug/plasma-workspace-5.23.3-1.fc35.x86_64/kcms/lookandfeel/kcm.cpp:110
#12 KCMLookandFeel::qt_static_metacall (_o=0x5557a9a58750, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /usr/src/debug/plasma-workspace-5.23.3-1.fc35.x86_64/redhat-linux-build/kcms/lookandfeel/kcm_lookandfeel_static_autogen/EWIEGA46WW/moc_kcm.cpp:128
#13 0x00007facb06b75e3 in KCMLookandFeel::qt_metacall (this=0x5557a9a58750, _c=QMetaObject::InvokeMetaMethod, _id=5, _a=0x7ffc71385ae0) at /usr/src/debug/plasma-workspace-5.23.3-1.fc35.x86_64/redhat-linux-build/kcms/lookandfeel/kcm_lookandfeel_static_autogen/EWIEGA46WW/moc_kcm.cpp:214
#14 0x00007facd9c276f5 in QQmlObjectOrGadget::metacall (this=0x7ffc71385d80, type=QMetaObject::InvokeMetaMethod, index=<optimized out>, argv=<optimized out>) at qml/qqmlobjectorgadget.cpp:51
#15 0x00007facd9b316ab in CallMethod (callType=<optimized out>, callArgs=0x7ffc71385b68, engine=<optimized out>, argTypes=<optimized out>, argCount=<optimized out>, returnType=<optimized out>, index=<optimized out>, object=...) at /usr/include/qt5/QtCore/qvarlengtharray.h:190
#16 CallPrecise (object=..., data=..., engine=engine@entry=0x5557a9ab7550, callArgs=callArgs@entry=0x7fac8e2415b8, callType=callType@entry=QMetaObject::InvokeMetaMethod) at jsruntime/qv4qobjectwrapper.cpp:1569
#17 0x00007facd9b325c7 in QV4::QObjectMethod::callInternal (this=<optimized out>, thisObject=<optimized out>, argv=<optimized out>, argc=<optimized out>) at jsruntime/qv4qobjectwrapper.cpp:2131
#18 0x00007facd9b42271 in QV4::Moth::VME::interpret (frame=0x7ffc71386190, engine=0x5557a9ab7550, code=0x7fac8e241568 "@\333\310\215\254\177") at jsruntime/qv4vme_moth.cpp:754
#19 0x00007facd9b45c15 in QV4::Moth::VME::exec (frame=<optimized out>, engine=<optimized out>) at jsruntime/qv4vme_moth.cpp:463
#20 0x00007facd9ae87de in QV4::Function::call (this=<optimized out>, thisObject=<optimized out>, argv=<optimized out>, argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:69
#21 0x00007facd9c42c71 in QQmlJavaScriptExpression::evaluate (this=0x5557ab2c7d60, callData=0x7fac8e2414e0, isUndefined=0x0) at qml/qqmljavascriptexpression.cpp:212
#22 0x00007facd9bfcae1 in QQmlBoundSignalExpression::evaluate (this=<optimized out>, a=<optimized out>) at qml/qqmlboundsignal.cpp:224
#23 0x00007facd9bfce73 in QQmlBoundSignal_callback (a=0x7ffc71387e60, e=0x5557ab2c7df0) at ../../include/QtQml/5.15.2/QtQml/private/../../../../../src/qml/qml/qqmlboundsignalexpressionpointer_p.h:69
#24 QQmlBoundSignal_callback (e=0x5557ab2c7df0, a=0x7ffc71387e60) at qml/qqmlboundsignal.cpp:341
#25 0x00007facd9c27625 in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=0x7ffc71387e60) at qml/qqmlnotifier.cpp:104
#26 0x00007facdad5a272 in doActivate<false> (sender=0x5557aa630990, signal_index=18, argv=0x7ffc71387e60) at kernel/qobject.cpp:3778
#27 0x00007facdad55367 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fac8d906400 <Engine::staticMetaObject>, local_signal_index=local_signal_index@entry=15, argv=argv@entry=0x7ffc71387e60) at kernel/qobject.cpp:3946
#28 0x00007fac8d8f36a0 in Engine::entryEvent (_t2=Engine::StatusChangedEvent, _t1=0x5557a9e90ab0, this=<optimized out>) at /usr/src/debug/kf5-knewstuff-5.88.0-1.fc35.x86_64/redhat-linux-build/src/qtquick/newstuffqmlplugin_autogen/EWIEGA46WW/moc_quickengine.cpp:600
#29 operator() (event=KNSCore::EntryInternal::StatusChangedEvent, entry=..., __closure=0x5557aaf4f680) at /usr/src/debug/kf5-knewstuff-5.88.0-1.fc35.x86_64/src/qtquick/quickengine.cpp:144
#30 QtPrivate::FunctorCall<QtPrivate::IndexesList<0, 1>, QtPrivate::List<const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent>, void, Engine::setConfigFile(const QString&)::<lambda(const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent)> >::call (arg=<optimized out>, f=...) at /usr/include/qt5/QtCore/qobjectdefs_impl.h:146
#31 QtPrivate::Functor<Engine::setConfigFile(const QString&)::<lambda(const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent)>, 2>::call<QtPrivate::List<KNSCore::EntryInternal const&, KNSCore::EntryInternal::EntryEvent>, void> (arg=<optimized out>, f=...) at /usr/include/qt5/QtCore/qobjectdefs_impl.h:256
#32 QtPrivate::QFunctorSlotObject<Engine::setConfigFile(const QString&)::<lambda(const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent)>, 2, QtPrivate::List<const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent>, void>::impl (which=<optimized out>, r=<optimized out>, ret=<optimized out>, a=<optimized out>, this_=0x5557aaf4f670) at /usr/include/qt5/QtCore/qobjectdefs_impl.h:443
#33 QtPrivate::QFunctorSlotObject<Engine::setConfigFile(const QString&)::<lambda(const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent)>, 2, QtPrivate::List<const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=<optimized out>, this_=0x5557aaf4f670, r=<optimized out>, a=<optimized out>, ret=<optimized out>) at /usr/include/qt5/QtCore/qobjectdefs_impl.h:436
#34 0x00007facdad5a3e9 in QtPrivate::QSlotObjectBase::call (a=0x7ffc71387fb0, r=<optimized out>, this=0x5557aaf4f670) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#35 doActivate<false> (sender=0x5557aaf51970, signal_index=27, argv=0x7ffc71387fb0) at kernel/qobject.cpp:3886
#36 0x00007facdad55367 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7facb06a3fe0 <KNSCore::Engine::staticMetaObject>, local_signal_index=local_signal_index@entry=24, argv=argv@entry=0x7ffc71387fb0) at kernel/qobject.cpp:3946
#37 0x00007facb063f9da in KNSCore::Engine::signalEntryEvent (this=<optimized out>, _t1=..., _t2=<optimized out>) at /usr/src/debug/kf5-knewstuff-5.88.0-1.fc35.x86_64/redhat-linux-build/src/core/KF5NewStuffCore_autogen/EWIEGA46WW/moc_engine.cpp:794
#38 0x00007facdad5a3e9 in QtPrivate::QSlotObjectBase::call (a=0x7ffc713880c0, r=<optimized out>, this=0x5557aaf63660) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#39 doActivate<false> (sender=0x5557aaf50650, signal_index=3, argv=0x7ffc713880c0) at kernel/qobject.cpp:3886
#40 0x00007facdad55367 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7facb06a3f20 <KNSCore::Installation::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffc713880c0) at kernel/qobject.cpp:3946
#41 0x00007facb063fb16 in KNSCore::Installation::signalEntryChanged (this=<optimized out>, _t1=...) at /usr/src/debug/kf5-knewstuff-5.88.0-1.fc35.x86_64/redhat-linux-build/src/core/KF5NewStuffCore_autogen/EWIEGA46WW/moc_installation.cpp:269
#42 0x00007facb066432d in operator() (__closure=0x5557a9e2cc40, job=0x7ffc71388108) at /usr/src/debug/kf5-knewstuff-5.88.0-1.fc35.x86_64/src/core/installation.cpp:501
#43 0x00007facdad5a3e9 in QtPrivate::QSlotObjectBase::call (a=0x7ffc713882a0, r=<optimized out>, this=0x5557a9e2cc30) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#44 doActivate<false> (sender=0x5557aa61ce40, signal_index=6, argv=0x7ffc713882a0) at kernel/qobject.cpp:3886
#45 0x00007facdad55367 in QMetaObject::activate (sender=sender@entry=0x5557aa61ce40, m=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffc713882a0) at kernel/qobject.cpp:3946
#46 0x00007facdb05c180 in KJob::result (this=this@entry=0x5557aa61ce40, _t1=<optimized out>, _t1@entry=0x5557aa61ce40, _t2=...) at /usr/src/debug/kf5-kcoreaddons-5.88.0-1.fc35.x86_64/redhat-linux-build/src/lib/KF5CoreAddons_autogen/include/moc_kjob.cpp:633
#47 0x00007facdb0607bb in KJob::finishJob (this=0x5557aa61ce40, emitResult=<optimized out>) at /usr/src/debug/kf5-kcoreaddons-5.88.0-1.fc35.x86_64/src/lib/jobs/kjob.cpp:98
#48 0x00007facdad50f49 in QObject::event (this=0x5557aa61ce40, e=0x7fac50018d40) at kernel/qobject.cpp:1314
#49 0x00007facdb900443 in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x5557aa61ce40, e=0x7fac50018d40) at kernel/qapplication.cpp:3632
#50 0x00007facdad267d8 in QCoreApplication::notifyInternal2 (receiver=0x5557aa61ce40, event=0x7fac50018d40) at kernel/qcoreapplication.cpp:1064
#51 0x00007facdad29d46 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x5557a8b65000) at kernel/qcoreapplication.cpp:1821
#52 0x00007facdad78117 in postEventSourceDispatch (s=0x5557a8cd6940) at kernel/qeventdispatcher_glib.cpp:277
#53 0x00007facd8abf130 in g_main_dispatch (context=0x7facc0005000) at ../glib/gmain.c:3381
#54 g_main_context_dispatch (context=0x7facc0005000) at ../glib/gmain.c:4099
#55 0x00007facd8b14208 in g_main_context_iterate.constprop.0 (context=context@entry=0x7facc0005000, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4175
#56 0x00007facd8abc933 in g_main_context_iteration (context=0x7facc0005000, may_block=1) at ../glib/gmain.c:4240
#57 0x00007facdad77bb8 in QEventDispatcherGlib::processEvents (this=0x5557a8ce1820, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#58 0x00007facdad251e2 in QEventLoop::exec (this=this@entry=0x7ffc713886f0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69
#59 0x00007facdad2d724 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#60 0x00005557a86e762c in main (argc=<optimized out>, argv=0x7ffc71388810) at /usr/src/debug/plasma-systemsettings-5.23.3-1.fc35.x86_64/app/main.cpp:208
[Inferior 1 (process 4360) detached]

The reporter indicates this bug may be a duplicate of or related to bug 439797.

Possible duplicates by query: bug 446626, bug 446504, bug 446100, bug 446058, bug 446018.

Reported using DrKonqi