https://bugs.kde.org/show_bug.cgi?id=405405

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Version|5.16.0                      |5.16.90

--- Comment #7 from Patrick Silva <bugsefor...@gmx.com> ---
This crash is still reproducible sometimes with the steps from comment 6

Operating System: Arch Linux 
KDE Plasma Version: 5.16.90
KDE Frameworks Version: 5.62.0
Qt Version: 5.13.1


Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f91a9519800 (LWP 17371))]

Thread 6 (Thread 0x7f918dfa4700 (LWP 17466)):
#0  0x00007f919f2d73b1 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#1  0x00007f919f2c761e in  () at /usr/lib/libpulse.so.0
#2  0x00007f919ef8fd1c in  () at /usr/lib/pulseaudio/libpulsecommon-13.0.so
#3  0x00007f91acdb857f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f91ae1e40e3 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f91956e3700 (LWP 17424)):
#0  0x00007f91ae1d9667 in poll () at /usr/lib/libc.so.6
#1  0x00007f91aa584130 in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x7f9188004a30, timeout=<optimized out>, context=0x7f9188000bf0)
at ../glib/glib/gmain.c:4216
#2  0x00007f91aa584130 in g_main_context_iterate
(context=context@entry=0x7f9188000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:3912
#3  0x00007f91aa584201 in g_main_context_iteration (context=0x7f9188000bf0,
may_block=may_block@entry=1) at ../glib/glib/gmain.c:3978
#4  0x00007f91ae77da1c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f9188000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f91ae7244ec in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f91956e2d80, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007f91ae556385 in QThread::exec() (this=this@entry=0x557609ddafb0) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007f91ad861849 in QQmlThreadPrivate::run() (this=0x557609ddafb0) at
/tmp/makepkg/qt5-declarative-debug/src/qtdeclarative-everywhere-src-5.13.1/src/qml/qml/ftw/qqmlthread.cpp:152
#8  0x00007f91ae5575b0 in QThreadPrivate::start(void*) (arg=0x557609ddafb0) at
thread/qthread_unix.cpp:360
#9  0x00007f91acdb857f in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f91ae1e40e3 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f9197a09700 (LWP 17423)):
#0  0x00007f91ae1d9676 in poll () at /usr/lib/libc.so.6
#1  0x00007f91aa584130 in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x7f9190004e30, timeout=<optimized out>, context=0x7f9190000bf0)
at ../glib/glib/gmain.c:4216
#2  0x00007f91aa584130 in g_main_context_iterate
(context=context@entry=0x7f9190000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:3912
#3  0x00007f91aa584201 in g_main_context_iteration (context=0x7f9190000bf0,
may_block=may_block@entry=1) at ../glib/glib/gmain.c:3978
#4  0x00007f91ae77da1c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f9190000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f91ae7244ec in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f9197a08d80, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007f91ae556385 in QThread::exec() (this=this@entry=0x5576096e4ea0) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007f91ad861849 in QQmlThreadPrivate::run() (this=0x5576096e4ea0) at
/tmp/makepkg/qt5-declarative-debug/src/qtdeclarative-everywhere-src-5.13.1/src/qml/qml/ftw/qqmlthread.cpp:152
#8  0x00007f91ae5575b0 in QThreadPrivate::start(void*) (arg=0x5576096e4ea0) at
thread/qthread_unix.cpp:360
#9  0x00007f91acdb857f in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f91ae1e40e3 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f91a5c19700 (LWP 17412)):
#0  0x00007f91acdbe415 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f91a5f4ef5c in  () at /usr/lib/dri/i965_dri.so
#2  0x00007f91a5f4eb58 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007f91acdb857f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f91ae1e40e3 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f91a8292700 (LWP 17402)):
#0  0x00007f91ae1d9667 in poll () at /usr/lib/libc.so.6
#1  0x00007f91aa584130 in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x7f91a0005260, timeout=<optimized out>, context=0x7f91a0000bf0)
at ../glib/glib/gmain.c:4216
#2  0x00007f91aa584130 in g_main_context_iterate
(context=context@entry=0x7f91a0000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:3912
#3  0x00007f91aa584201 in g_main_context_iteration (context=0x7f91a0000bf0,
may_block=may_block@entry=1) at ../glib/glib/gmain.c:3978
#4  0x00007f91ae77da1c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f91a0000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f91ae7244ec in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f91a8291d70, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007f91ae556385 in QThread::exec() (this=this@entry=0x7f91aea3a080
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007f91ae9b6b37 in QDBusConnectionManager::run() (this=0x7f91aea3a080
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:178
#8  0x00007f91ae5575b0 in QThreadPrivate::start(void*) (arg=0x7f91aea3a080
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:360
#9  0x00007f91acdb857f in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f91ae1e40e3 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f91a9519800 (LWP 17371)):
[KCrash Handler]
#6  0x0000000000010001 in  ()
#7  0x00007f91ae754996 in QObject::disconnect(QObject const*, char const*,
QObject const*, char const*) (sender=0x55760f6b7e20, signal=0x0,
receiver=0x55760f60e650, method=0x0) at kernel/qobject.cpp:3014
#8  0x00007f919e4e4a7d in  () at /usr/lib/qt/plugins/kcm_kdegtkconfig.so
#9  0x00007f919e4e4b49 in  () at /usr/lib/qt/plugins/kcm_kdegtkconfig.so
#10 0x00007f91ae74f75e in QObjectPrivate::deleteChildren()
(this=this@entry=0x5576096605a0) at kernel/qobject.cpp:2019
#11 0x00007f91af1c3923 in QWidget::~QWidget() (this=0x557609660500,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1696
#12 0x00007f91afb320d1 in KCModule::~KCModule() () at
/usr/lib/libKF5ConfigWidgets.so.5
#13 0x00007f919e4d7b69 in  () at /usr/lib/qt/plugins/kcm_kdegtkconfig.so
#14 0x00007f91afd299c4 in KCModuleProxy::deleteClient() () at
/usr/lib/libKF5KCMUtils.so.5
#15 0x00007f91afd29a6e in KCModuleProxy::~KCModuleProxy() () at
/usr/lib/libKF5KCMUtils.so.5
#16 0x00007f91afd29c1a in KCModuleProxy::~KCModuleProxy() () at
/usr/lib/libKF5KCMUtils.so.5
#17 0x00007f91ae74f75e in QObjectPrivate::deleteChildren()
(this=this@entry=0x557609649d70) at kernel/qobject.cpp:2019
#18 0x00007f91af1c3923 in QWidget::~QWidget() (this=0x55760952f7e0,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1696
#19 0x00007f91af1c3b2a in QWidget::~QWidget() (this=0x55760952f7e0,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1558
#20 0x00007f91ae74f75e in QObjectPrivate::deleteChildren()
(this=this@entry=0x557609649ad0) at kernel/qobject.cpp:2019
#21 0x00007f91af1c3923 in QWidget::~QWidget() (this=0x557609649810,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1696
#22 0x00007f91af328a8a in QScrollArea::~QScrollArea() (this=0x557609649810,
__in_chrg=<optimized out>) at widgets/qscrollarea.cpp:170
#23 0x00007f91ae74f75e in QObjectPrivate::deleteChildren()
(this=this@entry=0x55760929f7d0) at kernel/qobject.cpp:2019
#24 0x00007f91af1c3923 in QWidget::~QWidget() (this=0x5576094a1ba0,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1696
#25 0x00007f91af9b39de in  () at /usr/lib/libKF5WidgetsAddons.so.5
#26 0x00007f91ae74f75e in QObjectPrivate::deleteChildren()
(this=this@entry=0x55760933c4d0) at kernel/qobject.cpp:2019
#27 0x00007f91af1c3923 in QWidget::~QWidget() (this=0x55760949dec0,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1696
#28 0x00007f91afa404da in KPageWidget::~KPageWidget() () at
/usr/lib/libKF5WidgetsAddons.so.5
#29 0x00007f91ae74f75e in QObjectPrivate::deleteChildren()
(this=this@entry=0x55760933dc10) at kernel/qobject.cpp:2019
#30 0x00007f91af1c3923 in QWidget::~QWidget() (this=0x5576094bfbf0,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1696
#31 0x00007f91afd6be7a in ModuleView::~ModuleView() () at
/usr/lib/libsystemsettingsview.so.3
#32 0x00007f91ae74f75e in QObjectPrivate::deleteChildren()
(this=this@entry=0x5576092495e0) at kernel/qobject.cpp:2019
#33 0x00007f91af1c3923 in QWidget::~QWidget() (this=0x5576094a9c60,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1696
#34 0x00007f91af33ec9a in QStackedWidget::~QStackedWidget()
(this=0x5576094a9c60, __in_chrg=<optimized out>) at
widgets/qstackedwidget.cpp:145
#35 0x00007f91ae74f75e in QObjectPrivate::deleteChildren()
(this=this@entry=0x5576091564a0) at kernel/qobject.cpp:2019
#36 0x00007f91af1c3923 in QWidget::~QWidget() (this=0x557609112fb0,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1696
#37 0x00007f91af33ec9a in QStackedWidget::~QStackedWidget()
(this=0x557609112fb0, __in_chrg=<optimized out>) at
widgets/qstackedwidget.cpp:145
#38 0x00007f91ae74f75e in QObjectPrivate::deleteChildren()
(this=this@entry=0x557609124ad0) at kernel/qobject.cpp:2019
#39 0x00007f91af1c3923 in QWidget::~QWidget() (this=0x55760909d160,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1696
#40 0x00007f91afc6ff75 in KMainWindow::~KMainWindow() () at
/usr/lib/libKF5XmlGui.so.5
#41 0x00005576086069cf in  ()
#42 0x0000557608606a39 in  ()
#43 0x00007f91ae752261 in QObject::event(QEvent*)
(this=this@entry=0x55760909d160, e=e@entry=0x55760f5598d0) at
kernel/qobject.cpp:1251
#44 0x00007f91af1c808b in QWidget::event(QEvent*)
(this=this@entry=0x55760909d160, event=event@entry=0x55760f5598d0) at
kernel/qwidget.cpp:9405
#45 0x00007f91af2e12e5 in QMainWindow::event(QEvent*) (this=0x55760909d160,
event=0x55760f5598d0) at widgets/qmainwindow.cpp:1343
#46 0x00007f91afc7256c in KMainWindow::event(QEvent*) () at
/usr/lib/libKF5XmlGui.so.5
#47 0x00007f91afcbf388 in KXmlGuiWindow::event(QEvent*) () at
/usr/lib/libKF5XmlGui.so.5
#48 0x00007f91af1844f5 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=this@entry=0x55760907d620, receiver=receiver@entry=0x55760909d160,
e=e@entry=0x55760f5598d0) at kernel/qapplication.cpp:3703
#49 0x00007f91af18de11 in QApplication::notify(QObject*, QEvent*)
(this=0x7ffe714ee290, receiver=0x55760909d160, e=0x55760f5598d0) at
kernel/qapplication.cpp:3449
#50 0x00007f91ae7259c2 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x55760909d160, event=0x55760f5598d0) at
../../include/QtCore/../../src/corelib/kernel/qobject.h:143
#51 0x00007f91ae728739 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (receiver=0x0, event_type=0, data=0x557609074b80) at
kernel/qcoreapplication.cpp:1840
#52 0x00007f91ae77e404 in postEventSourceDispatch(GSource*, GSourceFunc,
gpointer) (s=0x5576090a1d60) at kernel/qeventdispatcher_glib.cpp:277
#53 0x00007f91aa5823ae in g_main_dispatch (context=0x5576090a8cc0) at
../glib/glib/gmain.c:3179
#54 0x00007f91aa5823ae in g_main_context_dispatch
(context=context@entry=0x5576090a8cc0) at ../glib/glib/gmain.c:3844
#55 0x00007f91aa5841c1 in g_main_context_iterate
(context=context@entry=0x5576090a8cc0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:3917
#56 0x00007f91aa584201 in g_main_context_iteration (context=0x5576090a8cc0,
may_block=may_block@entry=1) at ../glib/glib/gmain.c:3978
#57 0x00007f91ae77da03 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x5576090a2330, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#58 0x00007f91ae7244ec in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffe714ee1b0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#59 0x00007f91ae72c326 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#60 0x0000557608603475 in  ()
#61 0x00007f91ae10eee3 in __libc_start_main () at /usr/lib/libc.so.6
#62 0x00005576086034fe in _start ()
[Inferior 1 (process 17371) detached]

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