Bug 376603

Application: systemsettings5 (5.8.5)

Qt Version: 5.7.1
Frameworks Version: 5.28.0
Operating System: Linux 4.9.0-15-generic x86_64
Distribution: Ubuntu Zesty Zapus (development branch)

-- Information about the crash:
- What I was doing when the application crashed:

Ubuntu 17.04 with kubuntu-desktop package installed ...
Change composing engine to OpenGL 3.1 and disabling screen lock

-- Backtrace:
Application: Ustawienia systemowe (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f6de9df58c0 (LWP 5085))]

Thread 4 (Thread 0x7f6db407e700 (LWP 5101)):
#0  0x00007ffda2390ad7 in clock_gettime ()
#1  0x00007f6de5ba7886 in __GI___clock_gettime (clock_id=1, tp=0x7f6db407da40) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6de6331f71 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f6de64aeba9 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f6de64af155 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f6de64b04fe in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f6ddfd4df9d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f6ddfd4e9cb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f6ddfd4ebbc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f6de64b0f2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f6de645a88a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f6de6287fe3 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f6de45d4df5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f6de628cc98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f6de1e7d6ca in start_thread (arg=0x7f6db407e700) at pthread_create.c:333
#15 0x00007f6de5b990ff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 3 (Thread 0x7f6dcd7eb700 (LWP 5088)):
#0  0x00007f6de5b8d10d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f6ddfd4eaa6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ddfd4ebbc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6de64b0f2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f6de645a88a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f6de6287fe3 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f6de6db45c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f6de628cc98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f6de1e7d6ca in start_thread (arg=0x7f6dcd7eb700) at pthread_create.c:333
#9  0x00007f6de5b990ff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 2 (Thread 0x7f6dd615d700 (LWP 5087)):
#0  0x00007f6de5b8d10d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f6de26f4c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f6de26f68d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f6dd86b4c49 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f6de628cc98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f6de1e7d6ca in start_thread (arg=0x7f6dd615d700) at pthread_create.c:333
#6  0x00007f6de5b990ff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7f6de9df58c0 (LWP 5085)):
[KCrash Handler]
#6  0x00007f6de44a7495 in QV4::WeakValue::free() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6de4518152 in QV4::QObjectWrapper::destroyObject(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f6de43aa69f in QV4::MemoryManager::sweep(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f6de43abaac in QV4::MemoryManager::~MemoryManager() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f6de4496e2b in QV4::ExecutionEngine::~ExecutionEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f6de45d68a6 in QV8Engine::~QV8Engine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007f6de45d69c9 in QV8Engine::~QV8Engine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f6de442e396 in QJSEngine::~QJSEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#14 0x00007f6de4541f4d in QQmlEngine::~QQmlEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#15 0x00007f6de4542009 in QQmlEngine::~QQmlEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6de6486cd1 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f6de7ffe3db in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007f6de5103839 in QQuickWidget::~QQuickWidget() () from /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5
#19 0x00007f6de6486cd1 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f6de7ffe3db in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f6de7ffe6c9 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f6de6486cd1 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f6de7ffe3db in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007f6de814c259 in QStackedWidget::~QStackedWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007f6de6486cd1 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f6de7ffe3db in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007f6de8159029 in QTabWidget::~QTabWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007f6de6486cd1 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f6de7ffe3db in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007f6dbdde171e in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/screenlocker_kcm.so
#31 0x00007f6de6486cd1 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f6de7ffe3db in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007f6de8e953dd in KCModule::~KCModule() () from /usr/lib/x86_64-linux-gnu/libKF5ConfigWidgets.so.5
#34 0x00007f6dbdde5d7b in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/screenlocker_kcm.so
#35 0x00007f6de9873454 in KCModuleProxy::deleteClient() () from /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#36 0x00007f6de98734fc in KCModuleProxy::~KCModuleProxy() () from /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#37 0x00007f6de98736b9 in KCModuleProxy::~KCModuleProxy() () from /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#38 0x00007f6de6486cd1 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00007f6de7ffe3db in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#40 0x00007f6de7ffe6c9 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#41 0x00007f6de6486cd1 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#42 0x00007f6de7ffe3db in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#43 0x00007f6de81772c9 in QScrollArea::~QScrollArea() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#44 0x00007f6de87b19af in KPageWidgetItem::~KPageWidgetItem() () from /usr/lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5
#45 0x00007f6de87b1a59 in KPageWidgetItem::~KPageWidgetItem() () from /usr/lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5
#46 0x00007f6de87b24fb in ?? () from /usr/lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5
#47 0x00007f6de87b311e in KPageWidgetModel::removePage(KPageWidgetItem*) () from /usr/lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5
#48 0x00007f6de9aad615 in ModuleView::closeModules() () from /usr/lib/x86_64-linux-gnu/libsystemsettingsview.so.3
#49 0x00007f6dc30e02ce in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/icon_mode.so
#50 0x00007f6de64884a9 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x00007f6de7fb4992 in QAction::triggered(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#52 0x00007f6de7fb7380 in QAction::activate(QAction::ActionEvent) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#53 0x00007f6de80a51fd in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#54 0x00007f6de80a5434 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#55 0x00007f6de817166a in QToolButton::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#56 0x00007f6de8002a78 in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#57 0x00007f6de8171749 in QToolButton::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#58 0x00007f6de7fbb35c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#59 0x00007f6de7fc39cd in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#60 0x00007f6de645c8a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#61 0x00007f6de7fc207d in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#62 0x00007f6de801d0f6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#63 0x00007f6de801fb03 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#64 0x00007f6de7fbb35c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#65 0x00007f6de7fc2b11 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#66 0x00007f6de645c8a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#67 0x00007f6de7827723 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#68 0x00007f6de78292a5 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#69 0x00007f6de780723b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#70 0x00007f6dd86eb5a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#71 0x00007f6ddfd4e8a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#72 0x00007f6ddfd4eb10 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#73 0x00007f6ddfd4ebbc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#74 0x00007f6de64b0f0f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#75 0x00007f6de645a88a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#76 0x00007f6de6462ffc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#77 0x000055e216b371d3 in ?? ()
#78 0x00007f6de5ab13f1 in __libc_start_main (main=0x55e216b36dd0, argc=1, argv=0x7ffda221ce58, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffda221ce48) at ../csu/libc-start.c:291
#79 0x000055e216b3724a in _start ()

Possible duplicates by query: bug 376532, bug 376492, bug 376414, bug 376410, bug 376392.

Reported using DrKonqi