https://bugs.kde.org/show_bug.cgi?id=416397

Patrick Silva <bugsefor...@gmx.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|After I remove the shortcut |After I remove the shortcut
                   |to lock the screen via      |to lock the screen via
                   |standalone "Screen locking" |standalone "Screen locking"
                   |KCM, System Settings        |KCM, System Settings
                   |atarted to crash every time |started to crash every time
                   |I double-click on           |I double-click on
                   |"Workspace behavior"        |"Workspace behavior"

--- Comment #2 from Patrick Silva <bugsefor...@gmx.com> ---
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ff7c5061100 (LWP 6622))]

Thread 8 (Thread 0x7ff7a789b700 (LWP 6682)):
#0  0x00007ff7c976e42c in read () at /usr/lib/libc.so.6
#1  0x00007ff7c5c449f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007ff7c5c929e1 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007ff7c5c940c8 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007ff7c5c941f1 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5  0x00007ff7c9d2dcdc in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7ff79c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007ff7c9cd439c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ff7a789ad40, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:136
#7  0x00007ff7c9af9e62 in QThread::exec() (this=this@entry=0x55f80a1e3ed0) at
../../include/QtCore/../../src/corelib/global/qflags.h:118
#8  0x00007ff7c8da0249 in QQmlThreadPrivate::run() (this=0x55f80a1e3ed0) at
/tmp/makepkg/qt5-declarative-debug/src/qtdeclarative-everywhere-src-5.14.0/src/qml/qml/ftw/qqmlthread.cpp:155
#9  0x00007ff7c9afafd6 in QThreadPrivate::start(void*) (arg=0x55f80a1e3ed0) at
thread/qthread_unix.cpp:342
#10 0x00007ff7c835c4cf in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007ff7c977d2d3 in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7ff7ba7fc700 (LWP 6668)):
#0  0x00007ff7c8362c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007ff7c0e01dcc in  () at /usr/lib/dri/i965_dri.so
#2  0x00007ff7c0e019c8 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007ff7c835c4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007ff7c977d2d3 in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7ff7baffd700 (LWP 6667)):
#0  0x00007ff7c8362c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007ff7c0e01dcc in  () at /usr/lib/dri/i965_dri.so
#2  0x00007ff7c0e019c8 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007ff7c835c4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007ff7c977d2d3 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7ff7bb7fe700 (LWP 6666)):
#0  0x00007ff7c8362c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007ff7c0e01dcc in  () at /usr/lib/dri/i965_dri.so
#2  0x00007ff7c0e019c8 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007ff7c835c4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007ff7c977d2d3 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7ff7bbfff700 (LWP 6665)):
#0  0x00007ff7c8362c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007ff7c0e01dcc in  () at /usr/lib/dri/i965_dri.so
#2  0x00007ff7c0e019c8 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007ff7c835c4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007ff7c977d2d3 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7ff7c2eae700 (LWP 6664)):
#0  0x00007ff7c976e42c in read () at /usr/lib/libc.so.6
#1  0x00007ff7c5c449f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007ff7c5c929e1 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007ff7c5c940c8 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007ff7c5c941f1 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5  0x00007ff7c9d2dcdc in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7ff7b4000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007ff7c9cd439c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ff7c2eadd30, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:136
#7  0x00007ff7c9af9e62 in QThread::exec() (this=this@entry=0x7ff7ca002080
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
../../include/QtCore/../../src/corelib/global/qflags.h:118
#8  0x00007ff7c9f7db28 in QDBusConnectionManager::run() (this=0x7ff7ca002080
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:179
#9  0x00007ff7c9afafd6 in QThreadPrivate::start(void*) (arg=0x7ff7ca002080
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:342
#10 0x00007ff7c835c4cf in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007ff7c977d2d3 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7ff7c4261700 (LWP 6647)):
#0  0x00007ff7c97729ef in poll () at /usr/lib/libc.so.6
#1  0x00007ff7c831b630 in  () at /usr/lib/libxcb.so.1
#2  0x00007ff7c831d2db in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007ff7c4c29a01 in QXcbEventQueue::run() (this=0x55f809be7790) at
qxcbeventqueue.cpp:228
#4  0x00007ff7c9afafd6 in QThreadPrivate::start(void*) (arg=0x55f809be7790) at
thread/qthread_unix.cpp:342
#5  0x00007ff7c835c4cf in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ff7c977d2d3 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7ff7c5061100 (LWP 6622)):
[KCrash Handler]
#6  0x00007ff7ca158a26 in std::__atomic_base<int>::operator++()
(this=0x29ffbb5cd609) at /usr/include/c++/9.2.0/bits/atomic_base.h:318
#7  0x00007ff7ca158a26 in QAtomicOps<int>::ref<int>(std::atomic<int>&)
(_q_value=...) at
../../include/QtCore/../../src/corelib/thread/qatomic_cxx11.h:283
#8  0x00007ff7ca158a26 in QBasicAtomicInteger<int>::ref() (this=0x29ffbb5cd609)
at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:118
#9  0x00007ff7ca158a26 in QKeySequence::QKeySequence(QKeySequence const&)
(this=0x7ffe39e41850, keysequence=...) at kernel/qkeysequence.cpp:880
#10 0x00007ff7a51281a3 in KScreenSaverSettings::shortcut() const
(this=0x55f80d3600c0) at /usr/include/qt/QtCore/qlist.h:245
#11 0x00007ff7a512356f in KScreenSaverSettings::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) (_o=<optimized out>, _c=<optimized out>,
_id=<optimized out>, _a=<optimized out>) at
/usr/src/debug/build/kcm/screenlocker_kcm_autogen/YCDLW3T4OG/moc_kscreensaversettings.cpp:74
#12 0x00007ff7a5123d73 in KScreenSaverSettings::qt_metacall(QMetaObject::Call,
int, void**) (this=0x55f80d3600c0, _c=QMetaObject::ReadProperty, _id=0,
_a=0x7ffe39e41910) at
/usr/src/debug/build/kcm/screenlocker_kcm_autogen/YCDLW3T4OG/moc_kscreensaversettings.cpp:128
#13 0x00007ff7c9ce1f85 in QMetaProperty::read(QObject const*) const
(this=this@entry=0x7ffe39e41970, object=object@entry=0x55f80d3600c0) at
kernel/qmetaobject.cpp:3151
#14 0x00007ff7c9d078d6 in QObject::property(char const*) const
(this=0x55f80d3600c0, name=<optimized out>) at kernel/qobject.cpp:4087
#15 0x00007ff7caee7cd2 in KPropertySkeletonItem::readConfig(KConfig*) () at
/usr/lib/libKF5ConfigCore.so.5
#16 0x00007ff7caeeb7a4 in KCoreConfigSkeleton::addItem(KConfigSkeletonItem*,
QString const&) () at /usr/lib/libKF5ConfigCore.so.5
#17 0x00007ff7a5127e5d in KScreenSaverSettings::KScreenSaverSettings(QObject*)
(this=0x55f80d3600c0, parent=<optimized out>) at
/usr/include/qt/QtCore/qlist.h:245
#18 0x00007ff7a512457b in ScreenLockerKcm::ScreenLockerKcm(QWidget*,
QList<QVariant> const&) (this=0x55f80d35fd60, parent=<optimized out>, args=...)
at /usr/src/debug/kscreenlocker-5.17.90/kcm/kcm.cpp:62
#19 0x00007ff7a512708d in KPluginFactory::createInstance<ScreenLockerKcm,
QWidget>(QWidget*, QObject*, QList<QVariant> const&) (parentWidget=<optimized
out>, parent=<optimized out>, args=...) at /usr/include/qt/QtCore/qobject.h:153
#20 0x00007ff7cae48755 in KPluginFactory::create(char const*, QWidget*,
QObject*, QList<QVariant> const&, QString const&) () at
/usr/lib/libKF5CoreAddons.so.5
#21 0x00007ff7cb3b9d3d in KCModule*
KService::createInstance<KCModule>(QWidget*, QObject*, QList<QVariant> const&,
QString*) const () at /usr/lib/libKF5KCMUtils.so.5
#22 0x00007ff7cb3b896c in KCModuleLoader::loadModule(KCModuleInfo const&,
KCModuleLoader::ErrorReporting, QWidget*, QStringList const&) () at
/usr/lib/libKF5KCMUtils.so.5
#23 0x00007ff7cb3c28f4 in  () at /usr/lib/libKF5KCMUtils.so.5
#24 0x00007ff7cb3c2f4b in KCModuleProxy::realModule() const () at
/usr/lib/libKF5KCMUtils.so.5
#25 0x00007ff7cb40467e in ModuleView::updatePageIconHeader(KPageWidgetItem*,
bool) (this=this@entry=0x55f80a0eb580, page=page@entry=0x55f80d34a280,
light=light@entry=true) at
/usr/src/debug/systemsettings-5.17.90/core/ModuleView.cpp:218
#26 0x00007ff7cb405a7e in ModuleView::addModule(KCModuleInfo*)
(this=this@entry=0x55f80a0eb580, module=0x55f80a0e1378) at
/usr/src/debug/systemsettings-5.17.90/core/ModuleView.cpp:195
#27 0x00007ff7cb405e89 in ModuleView::loadModule(QModelIndex const&)
(this=0x55f80a0eb580, menuItem=...) at
/usr/src/debug/systemsettings-5.17.90/core/ModuleView.cpp:150
#28 0x00007ff7c9d0b33e in QtPrivate::QSlotObjectBase::call(QObject*, void**)
(a=0x7ffe39e42260, r=0x55f80a0ea950, this=0x55f80a14e550) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#29 0x00007ff7c9d0b33e in doActivate<false>(QObject*, int, void**)
(sender=0x55f80a0fe600, signal_index=10, argv=0x7ffe39e42260) at
kernel/qobject.cpp:3870
#30 0x00007ff7c9d0596f in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) (sender=sender@entry=0x55f80a0fe600, m=m@entry=0x7ff7cad44600
<QAbstractItemView::staticMetaObject>,
local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffe39e42260)
at kernel/qobject.cpp:3930
#31 0x00007ff7caa83956 in QAbstractItemView::activated(QModelIndex const&)
(this=this@entry=0x55f80a0fe600, _t1=...) at .moc/moc_qabstractitemview.cpp:668
#32 0x00007ff7caa922d8 in
QAbstractItemView::mouseDoubleClickEvent(QMouseEvent*) (this=0x55f80a0fe600,
event=0x7ffe39e42a20) at itemviews/qabstractitemview.cpp:1968
#33 0x00007ff7ca85588b in QWidget::event(QEvent*)
(this=this@entry=0x55f80a0fe600, event=event@entry=0x7ffe39e42a20) at
kernel/qwidget.cpp:8635
#34 0x00007ff7ca90722f in QFrame::event(QEvent*) (this=0x55f80a0fe600,
e=0x7ffe39e42a20) at widgets/qframe.cpp:550
#35 0x00007ff7caa91c80 in QAbstractItemView::viewportEvent(QEvent*)
(this=0x55f80a0fe600, event=0x7ffe39e42a20) at
itemviews/qabstractitemview.cpp:1754
#36 0x00007ff7c9cd5543 in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*)
(event=<optimized out>, receiver=<optimized out>) at
kernel/qcoreapplication.cpp:1218
#37 0x00007ff7c9cd5543 in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*)
(receiver=receiver@entry=0x55f80a0fe640, event=event@entry=0x7ffe39e42a20) at
kernel/qcoreapplication.cpp:1207
#38 0x00007ff7ca811461 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=this@entry=0x55f809bc8ce0, receiver=receiver@entry=0x55f80a0fe640,
e=e@entry=0x7ffe39e42a20) at kernel/qapplication.cpp:3687
#39 0x00007ff7ca81aed8 in QApplication::notify(QObject*, QEvent*)
(this=<optimized out>, receiver=0x55f80a0fe640, e=0x7ffe39e42a20) at
kernel/qapplication.cpp:3137
#40 0x00007ff7c9cd5832 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x55f80a0fe640, event=0x7ffe39e42a20) at
../../include/QtCore/../../src/corelib/kernel/qobject.h:153
#41 0x00007ff7ca819ff6 in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool)
(receiver=receiver@entry=0x55f80a0fe640, event=event@entry=0x7ffe39e42a20,
alienWidget=alienWidget@entry=0x55f80a0fe640, nativeWidget=0x55f809c69980,
buttonDown=buttonDown@entry=0x7ff7cad55330 <qt_button_down>,
lastMouseReceiver=..., spontaneous=true, onlyDispatchEnterLeave=false) at
kernel/qapplication.cpp:2623
#42 0x00007ff7ca870f91 in QWidgetWindow::handleMouseEvent(QMouseEvent*)
(this=0x55f809d77690, event=0x7ffe39e42f10) at
/usr/include/c++/9.2.0/bits/atomic_base.h:413
#43 0x00007ff7ca873f14 in QWidgetWindow::event(QEvent*) (event=0x7ffe39e42f10,
this=0x55f809d77690) at kernel/qwidgetwindow.cpp:295
#44 0x00007ff7ca873f14 in QWidgetWindow::event(QEvent*) (this=0x55f809d77690,
event=0x7ffe39e42f10) at kernel/qwidgetwindow.cpp:238
#45 0x00007ff7ca811472 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=this@entry=0x55f809bc8ce0, receiver=receiver@entry=0x55f809d77690,
e=e@entry=0x7ffe39e42f10) at kernel/qapplication.cpp:3693
#46 0x00007ff7ca81ac89 in QApplication::notify(QObject*, QEvent*)
(this=0x7ffe39e43320, receiver=0x55f809d77690, e=0x7ffe39e42f10) at
kernel/qapplication.cpp:3439
#47 0x00007ff7c9cd5832 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x55f809d77690, event=0x7ffe39e42f10) at
../../include/QtCore/../../src/corelib/kernel/qobject.h:153
#48 0x00007ff7ca13b215 in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
(e=e@entry=0x55f80a14adb0) at kernel/qguiapplication.cpp:2232
#49 0x00007ff7ca13c9d6 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
(e=e@entry=0x55f80a14adb0) at kernel/qguiapplication.cpp:1920
#50 0x00007ff7ca115c2c in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(flags=flags@entry=...) at kernel/qwindowsysteminterface.cpp:1163
#51 0x00007ff7c4c2aa2c in xcbSourceDispatch(GSource*, GSourceFunc, gpointer)
(source=<optimized out>) at qxcbeventdispatcher.cpp:105
#52 0x00007ff7c5c9239e in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#53 0x00007ff7c5c941b1 in  () at /usr/lib/libglib-2.0.so.0
#54 0x00007ff7c5c941f1 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#55 0x00007ff7c9d2dcc0 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x55f809c305b0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#56 0x00007ff7c9cd439c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffe39e43240, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:136
#57 0x00007ff7c9cdc3a6 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:118
#58 0x000055f8089a9475 in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at /usr/src/debug/systemsettings-5.17.90/app/main.cpp:71
[Inferior 1 (process 6622) detached]

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