Bug 375891

Application: systemsettings5 (5.8.5)

Qt Version: 5.7.1
Frameworks Version: 5.30.0
Operating System: Linux 4.4.14 x86_64
Distribution (Platform): Slackware Packages

-- Information about the crash:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1"

The crash can be reproduced every time.

-- Backtrace:
Application: Параметры системы (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f7bc64c0780 (LWP 1636))]

Thread 3 (Thread 0x7f7ba97bf700 (LWP 1638)):
#0  0x00007f7bc07b8e3d in read () at /lib64/libc.so.6
#1  0x00007f7bb8e27630 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f7bb8de5494 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f7bb8de5908 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f7bb8de5a6c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f7bc15e75ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f7bc15951ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007f7bc13ca56c in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f7bc2124485 in  () at /usr/lib64/libQt5DBus.so.5
#9  0x00007f7bc13ceee9 in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007f7bbc6a8684 in start_thread () at /lib64/libpthread.so.0
#11 0x00007f7bc07c8efd in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f7bb230c700 (LWP 1637)):
#0  0x00007f7bc07bd30d in poll () at /lib64/libc.so.6
#1  0x00007f7bbcce4102 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f7bbcce5c8f in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f7bb67ffdb9 in  () at /usr/lib64/qt5/plugins/platforms/../../../libQt5XcbQpa.so.5
#4  0x00007f7bc13ceee9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f7bbc6a8684 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f7bc07c8efd in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f7bc64c0780 (LWP 1636)):
[KCrash Handler]
#6  0x00007f7bbf8851d5 in QV4::WeakValue::free() () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f7bbf8ee129 in QV4::QObjectWrapper::destroyObject(bool) () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f7bbf7903fc in QV4::MemoryManager::sweep(bool) () at /usr/lib64/libQt5Qml.so.5
#9  0x00007f7bbf791f0c in QV4::MemoryManager::~MemoryManager() () at /usr/lib64/libQt5Qml.so.5
#10 0x00007f7bbf875f32 in QV4::ExecutionEngine::~ExecutionEngine() () at /usr/lib64/libQt5Qml.so.5
#11 0x00007f7bbf9a2568 in QV8Engine::~QV8Engine() () at /usr/lib64/libQt5Qml.so.5
#12 0x00007f7bbf9a2689 in QV8Engine::~QV8Engine() () at /usr/lib64/libQt5Qml.so.5
#13 0x00007f7bbf80c1b6 in QJSEngine::~QJSEngine() () at /usr/lib64/libQt5Qml.so.5
#14 0x00007f7bbf916165 in QQmlEngine::~QQmlEngine() () at /usr/lib64/libQt5Qml.so.5
#15 0x00007f7bbf9161f9 in QQmlEngine::~QQmlEngine() () at /usr/lib64/libQt5Qml.so.5
#16 0x00007f7bc15be493 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#17 0x00007f7bc339f0e4 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#18 0x00007f7bc04ba0f9 in QQuickWidget::~QQuickWidget() () at /usr/lib64/libQt5QuickWidgets.so.5
#19 0x00007f7bc15be493 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#20 0x00007f7bc339f0e4 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#21 0x00007f7bc339f399 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#22 0x00007f7bc15be493 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#23 0x00007f7bc339f0e4 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#24 0x00007f7bc34df129 in QStackedWidget::~QStackedWidget() () at /usr/lib64/libQt5Widgets.so.5
#25 0x00007f7bc15be493 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#26 0x00007f7bc339f0e4 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#27 0x00007f7bc34eb579 in QTabWidget::~QTabWidget() () at /usr/lib64/libQt5Widgets.so.5
#28 0x00007f7bc15be493 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#29 0x00007f7bc339f0e4 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#30 0x00007f7b7c96adee in  () at /usr/lib64/qt5/plugins/screenlocker_kcm.so
#31 0x00007f7bc15be493 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#32 0x00007f7bc339f0e4 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#33 0x00007f7bc4f7c0fd in KCModule::~KCModule() () at /usr/lib64/libKF5ConfigWidgets.so.5
#34 0x00007f7b7c96f1cb in  () at /usr/lib64/qt5/plugins/screenlocker_kcm.so
#35 0x00007f7bc5ece984 in KCModuleProxy::deleteClient() () at /usr/lib64/libKF5KCMUtils.so.5
#36 0x00007f7bc5ecea1a in KCModuleProxy::~KCModuleProxy() () at /usr/lib64/libKF5KCMUtils.so.5
#37 0x00007f7bc5eceb89 in KCModuleProxy::~KCModuleProxy() () at /usr/lib64/libKF5KCMUtils.so.5
#38 0x00007f7bc15be493 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#39 0x00007f7bc339f0e4 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#40 0x00007f7bc339f399 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#41 0x00007f7bc15be493 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#42 0x00007f7bc339f0e4 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#43 0x00007f7bc3507919 in QScrollArea::~QScrollArea() () at /usr/lib64/libQt5Widgets.so.5
#44 0x00007f7bc3b314f3 in KPageWidgetItem::~KPageWidgetItem() () at /usr/lib64/libKF5WidgetsAddons.so.5
#45 0x00007f7bc3b315c9 in KPageWidgetItem::~KPageWidgetItem() () at /usr/lib64/libKF5WidgetsAddons.so.5
#46 0x00007f7bc3b31fab in  () at /usr/lib64/libKF5WidgetsAddons.so.5
#47 0x00007f7bc3b32b1e in KPageWidgetModel::removePage(KPageWidgetItem*) () at /usr/lib64/libKF5WidgetsAddons.so.5
#48 0x00007f7bc6109d75 in ModuleView::closeModules() () at /usr/lib64/libsystemsettingsview.so.3
#49 0x00007f7b9ce88b5e in  () at /usr/lib64/qt5/plugins/icon_mode.so
#50 0x00007f7bc15bfcc1 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#51 0x00007f7bc3359002 in QAction::triggered(bool) () at /usr/lib64/libQt5Widgets.so.5
#52 0x00007f7bc335b710 in QAction::activate(QAction::ActionEvent) () at /usr/lib64/libQt5Widgets.so.5
#53 0x00007f7bc3441bf0 in  () at /usr/lib64/libQt5Widgets.so.5
#54 0x00007f7bc3441cfc in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib64/libQt5Widgets.so.5
#55 0x00007f7bc350201a in QToolButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib64/libQt5Widgets.so.5
#56 0x00007f7bc33a3378 in QWidget::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#57 0x00007f7bc35020e9 in QToolButton::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#58 0x00007f7bc335f3fc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#59 0x00007f7bc3366fdd in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#60 0x00007f7bc1596c78 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#61 0x00007f7bc3365e3f in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /usr/lib64/libQt5Widgets.so.5
#62 0x00007f7bc33bcde6 in  () at /usr/lib64/libQt5Widgets.so.5
#63 0x00007f7bc33bf71b in  () at /usr/lib64/libQt5Widgets.so.5
#64 0x00007f7bc335f3fc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#65 0x00007f7bc33667f6 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#66 0x00007f7bc1596c78 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#67 0x00007f7bc2b928a0 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib64/libQt5Gui.so.5
#68 0x00007f7bc2b94635 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib64/libQt5Gui.so.5
#69 0x00007f7bc2b73d1b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Gui.so.5
#70 0x00007f7bb68347d0 in  () at /usr/lib64/qt5/plugins/platforms/../../../libQt5XcbQpa.so.5
#71 0x00007f7bb8de5797 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#72 0x00007f7bb8de59c8 in  () at /usr/lib64/libglib-2.0.so.0
#73 0x00007f7bb8de5a6c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#74 0x00007f7bc15e758f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#75 0x00007f7bc15951ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#76 0x00007f7bc159d1cd in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#77 0x000000000040cc3d in  ()
#78 0x00007f7bc06e27d0 in __libc_start_main () at /lib64/libc.so.6
#79 0x000000000040cc99 in _start ()

Possible duplicates by query: bug 375832, bug 375788, bug 375768, bug 375689, bug 375688.

Reported using DrKonqi