Bug 391569

Summary: While trying the Option of "systemsettings" to configure sddm, systemsettings always crashes !
Product: [Applications] systemsettings Reporter: Hans Adler <had53>
Component: kcm_sddmAssignee: David Edmundson <kde>
Status: RESOLVED FIXED    
Severity: crash CC: annunah, jodr666, nate
Priority: NOR Keywords: drkonqi
Version: 5.12.2   
Target Milestone: ---   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: New crash information added by DrKonqi

Description Hans Adler 2018-03-08 14:30:45 UTC 
Application: systemsettings5 (5.12.2)

Qt Version: 5.10.0
Frameworks Version: 5.43.0
Operating System: Linux 4.15.7-1-default x86_64
Distribution: "openSUSE Tumbleweed"

-- Information about the crash:
- Unusual behavior I noticed:
No error message appears on the Desktop

The crash can be reproduced every time.

-- Backtrace:
Application: Systemeinstellungen (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f3dc0012480 (LWP 6953))]

Thread 6 (Thread 0x7f3d9204b700 (LWP 6963)):
#0  0x00007f3dbba9dbf4 in read () at /lib64/libc.so.6
#1  0x00007f3db55e8420 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f3db55a3bf7 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f3db55a40b0 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f3db55a421c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f3dbc3dfaab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f3dbc3869da in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007f3dbc1adbfa in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f3db9cfbfd5 in  () at /usr/lib64/libQt5Qml.so.5
#9  0x00007f3dbc1b2bf0 in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007f3db7c3159b in start_thread () at /lib64/libpthread.so.0
#11 0x00007f3dbbaaca1f in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f3d92a5b700 (LWP 6962)):
#0  0x00007f3dbbaa2196 in poll () at /lib64/libc.so.6
#1  0x00007f3db55a4109 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f3db55a44a2 in g_main_loop_run () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f3d93befbf6 in  () at /usr/lib64/libgio-2.0.so.0
#4  0x00007f3db55cb7f5 in  () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f3db7c3159b in start_thread () at /lib64/libpthread.so.0
#6  0x00007f3dbbaaca1f in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f3d9325c700 (LWP 6961)):
#0  0x00007f3dbba9dbf4 in read () at /lib64/libc.so.6
#1  0x00007f3db55e8420 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f3db55a3bf7 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f3db55a40b0 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f3db55a421c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f3db55a4261 in  () at /usr/lib64/libglib-2.0.so.0
#6  0x00007f3db55cb7f5 in  () at /usr/lib64/libglib-2.0.so.0
#7  0x00007f3db7c3159b in start_thread () at /lib64/libpthread.so.0
#8  0x00007f3dbbaaca1f in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f3da3b03700 (LWP 6955)):
#0  0x00007f3dbbaa2179 in poll () at /lib64/libc.so.6
#1  0x00007f3db55a4109 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f3db55a421c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f3dbc3dfaab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f3dbc3869da in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3dbc1adbfa in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f3dbdcd9a35 in  () at /usr/lib64/libQt5DBus.so.5
#7  0x00007f3dbc1b2bf0 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f3db7c3159b in start_thread () at /lib64/libpthread.so.0
#9  0x00007f3dbbaaca1f in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f3dac6db700 (LWP 6954)):
#0  0x00007f3dbbaa2179 in poll () at /lib64/libc.so.6
#1  0x00007f3db77bc387 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f3db77be17a in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f3daf6a70a9 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f3dbc1b2bf0 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3db7c3159b in start_thread () at /lib64/libpthread.so.0
#6  0x00007f3dbbaaca1f in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f3dc0012480 (LWP 6953)):
[KCrash Handler]
#6  0x00007f3dbc3bdcc7 in QObject::setProperty(char const*, QVariant const&) () at /usr/lib64/libQt5Core.so.5
#7  0x00007f3d94c52ade in  () at /usr/lib64/qt5/plugins/kcm_sddm.so
#8  0x00007f3d94c5345c in  () at /usr/lib64/qt5/plugins/kcm_sddm.so
#9  0x00007f3d94c539dc in  () at /usr/lib64/qt5/plugins/kcm_sddm.so
#10 0x00007f3d94c4d02b in  () at /usr/lib64/qt5/plugins/kcm_sddm.so
#11 0x00007f3d94c4d5fc in  () at /usr/lib64/qt5/plugins/kcm_sddm.so
#12 0x00007f3d94c4f9eb in  () at /usr/lib64/qt5/plugins/kcm_sddm.so
#13 0x00007f3dbc82eb29 in KPluginFactory::create(char const*, QWidget*, QObject*, QList<QVariant> const&, QString const&) () at /usr/lib64/libKF5CoreAddons.so.5
#14 0x00007f3dbf826ecc in KCModuleLoader::loadModule(KCModuleInfo const&, KCModuleLoader::ErrorReporting, QWidget*, QStringList const&) () at /usr/lib64/libKF5KCMUtils.so.5
#15 0x00007f3dbf82dd0f in  () at /usr/lib64/libKF5KCMUtils.so.5
#16 0x00007f3dbf82e848 in KCModuleProxy::realModule() const () at /usr/lib64/libKF5KCMUtils.so.5
#17 0x00007f3dbf82ed73 in KCModuleProxy::showEvent(QShowEvent*) () at /usr/lib64/libKF5KCMUtils.so.5
#18 0x00007f3dbd3e0338 in QWidget::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#19 0x00007f3dbd3a401c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#20 0x00007f3dbd3ab314 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#21 0x00007f3dbc3881c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#22 0x00007f3dbd3dcfb8 in QWidgetPrivate::show_helper() () at /usr/lib64/libQt5Widgets.so.5
#23 0x00007f3dbd3dceae in QWidgetPrivate::showChildren(bool) () at /usr/lib64/libQt5Widgets.so.5
#24 0x00007f3dbd3dcf8f in QWidgetPrivate::show_helper() () at /usr/lib64/libQt5Widgets.so.5
#25 0x00007f3dbd3dff1b in QWidget::setVisible(bool) () at /usr/lib64/libQt5Widgets.so.5
#26 0x00007f3dbd3dcef0 in QWidgetPrivate::showChildren(bool) () at /usr/lib64/libQt5Widgets.so.5
#27 0x00007f3dbd3dcf8f in QWidgetPrivate::show_helper() () at /usr/lib64/libQt5Widgets.so.5
#28 0x00007f3dbd3dff1b in QWidget::setVisible(bool) () at /usr/lib64/libQt5Widgets.so.5
#29 0x00007f3dbd3c5677 in QStackedLayout::setCurrentIndex(int) () at /usr/lib64/libQt5Widgets.so.5
#30 0x00007f3dbd3c5974 in QStackedLayout::setCurrentWidget(QWidget*) () at /usr/lib64/libQt5Widgets.so.5
#31 0x00007f3dbd540961 in QStackedWidget::setCurrentWidget(QWidget*) () at /usr/lib64/libQt5Widgets.so.5
#32 0x00007f3dbe9a2310 in  () at /usr/lib64/libKF5WidgetsAddons.so.5
#33 0x00007f3dbc3b62ea in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#34 0x00007f3dbc3368b7 in QItemSelectionModel::selectionChanged(QItemSelection const&, QItemSelection const&) () at /usr/lib64/libQt5Core.so.5
#35 0x00007f3dbc33ace0 in QItemSelectionModel::emitSelectionChanged(QItemSelection const&, QItemSelection const&) () at /usr/lib64/libQt5Core.so.5
#36 0x00007f3dbc33dc90 in QItemSelectionModel::select(QItemSelection const&, QFlags<QItemSelectionModel::SelectionFlag>) () at /usr/lib64/libQt5Core.so.5
#37 0x00007f3dbc33860e in QItemSelectionModel::select(QModelIndex const&, QFlags<QItemSelectionModel::SelectionFlag>) () at /usr/lib64/libQt5Core.so.5
#38 0x00007f3dbc336aed in QItemSelectionModel::setCurrentIndex(QModelIndex const&, QFlags<QItemSelectionModel::SelectionFlag>) () at /usr/lib64/libQt5Core.so.5
#39 0x00007f3dbe9a1290 in  () at /usr/lib64/libKF5WidgetsAddons.so.5
#40 0x00007f3dbe9a2175 in  () at /usr/lib64/libKF5WidgetsAddons.so.5
#41 0x00007f3dbc3b62ea in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#42 0x00007f3dbc326ad6 in QAbstractItemModel::layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () at /usr/lib64/libQt5Core.so.5
#43 0x00007f3dbe9a8656 in KPageWidgetModel::addPage(KPageWidgetItem*) () at /usr/lib64/libKF5WidgetsAddons.so.5
#44 0x00007f3dbfc70721 in ModuleView::addModule(KCModuleInfo*) () at /usr/lib64/libsystemsettingsview.so.3
#45 0x00007f3dbfc70adb in ModuleView::loadModule(QModelIndex) () at /usr/lib64/libsystemsettingsview.so.3
#46 0x00007f3d970d2a94 in  () at /usr/lib64/qt5/plugins/icon_mode.so
#47 0x00007f3dbc3b63ec in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#48 0x00007f3dbd5d4d35 in QAbstractItemView::activated(QModelIndex const&) () at /usr/lib64/libQt5Widgets.so.5
#49 0x00007f3dbd5d7a8a in QAbstractItemView::mouseReleaseEvent(QMouseEvent*) () at /usr/lib64/libQt5Widgets.so.5
#50 0x00007f3dbd614cbf in QListView::mouseReleaseEvent(QMouseEvent*) () at /usr/lib64/libQt5Widgets.so.5
#51 0x00007f3dbb21ed04 in KCategorizedView::mouseReleaseEvent(QMouseEvent*) () at /usr/lib64/libKF5ItemViews.so.5
#52 0x00007f3dbd3e0338 in QWidget::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#53 0x00007f3dbd47e1ee in QFrame::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#54 0x00007f3dbd5e007c in QAbstractItemView::viewportEvent(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#55 0x00007f3dbc387ed4 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#56 0x00007f3dbd3a3ff5 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#57 0x00007f3dbd3ab86f in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#58 0x00007f3dbc3881c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#59 0x00007f3dbd3aa8bf in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /usr/lib64/libQt5Widgets.so.5
#60 0x00007f3dbd3fa68b in  () at /usr/lib64/libQt5Widgets.so.5
#61 0x00007f3dbd3fcab1 in  () at /usr/lib64/libQt5Widgets.so.5
#62 0x00007f3dbd3a401c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#63 0x00007f3dbd3ab314 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#64 0x00007f3dbc3881c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#65 0x00007f3dbcb9c0dc in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib64/libQt5Gui.so.5
#66 0x00007f3dbcb9da25 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib64/libQt5Gui.so.5
#67 0x00007f3dbcb76eab in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Gui.so.5
#68 0x00007f3daf72878b in  () at /usr/lib64/libQt5XcbQpa.so.5
#69 0x00007f3dbc3869da in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#70 0x00007f3dbc38f514 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#71 0x000055ddaa461924 in  ()
#72 0x00007f3dbb9d4a87 in __libc_start_main () at /lib64/libc.so.6
#73 0x000055ddaa4619aa in _start ()

Reported using DrKonqi
Comment 1 Tony 2018-03-12 20:26:31 UTC 
Can't reproduced it on Tumbleweed using a clean, newly created user profile. I am using the KDE unstable repositories, maybe it's already working/fixed there.
Comment 2 Nate Graham 2019-07-21 21:52:52 UTC 
Yep, this was since fixed.
Comment 3 annunah 2020-02-27 00:03:54 UTC 
Created attachment 126445 [details]
New crash information added by DrKonqi

systemsettings5 (5.18.2) using Qt 5.12.4

- What I was doing when the application crashed:

Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9f66e4f800 (LWP 11119))]

-- Backtrace (Reduced):
#6  0x00007f9f6b378e9b in QObject::setProperty(char const*, QVariant const&) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f9f64ec0b3d in dstyle::Style::drawSlider(QStyleOptionComplex const*, QPainter*, QWidget const*) const () at /usr/lib/x86_64-linux-gnu/qt5/plugins/styles/libdstyleplugin.so
#8  0x00007f9f64eba70d in dstyle::Style::drawComplexControl(QStyle::ComplexControl, QStyleOptionComplex const*, QPainter*, QWidget const*) const () at /usr/lib/x86_64-linux-gnu/qt5/plugins/styles/libdstyleplugin.so
#9  0x00007f9f541f75f1 in  () at /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/qqc2desktopstyle/private/libqqc2desktopstyleplugin.so
#10 0x00007f9f541f83e4 in  () at /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/qqc2desktopstyle/private/libqqc2desktopstyleplugin.so
Comment 4 David Edmundson 2020-02-27 00:40:53 UTC 
annuah, your crash is different. Please report to dstyle.