Bug 396073

Application: systemsettings5 (5.13.2)

Qt Version: 5.11.1
Frameworks Version: 5.47.0
Operating System: Linux 4.17.3-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

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

Changed Widget style in Application Style settings to QtCurve.
The package I have is qtcurve-kde. It happens on several independent PCs.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Aborted
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fe50847c840 (LWP 9349))]

Thread 6 (Thread 0x7fe4d8c51700 (LWP 9356)):
#0  0x00007fe503aa4ea9 in poll () from /usr/lib/libc.so.6
#1  0x00007fe4fcd2a523 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fe4fcd2a63e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fe5043c1054 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007fe50436c94c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fe5041b5a99 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007fe501ead9c9 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007fe5041bfb45 in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007fe4ff38c075 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fe503aaf53f in clone () from /usr/lib/libc.so.6

Thread 5 (Thread 0x7fe4e0ba8700 (LWP 9355)):
#0  0x00007fe503aa4ea9 in poll () from /usr/lib/libc.so.6
#1  0x00007fe4fcd2a523 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fe4fcd2a63e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fe5043c1054 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007fe50436c94c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fe5041b5a99 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007fe501ead9c9 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007fe5041bfb45 in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007fe4ff38c075 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fe503aaf53f in clone () from /usr/lib/libc.so.6

Thread 4 (Thread 0x7fe4e3ebe700 (LWP 9353)):
#0  0x00007fe4ff391ffc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fe4e8dbe124 in ?? () from /usr/lib/dri/i965_dri.so
#2  0x00007fe4e8dbde18 in ?? () from /usr/lib/dri/i965_dri.so
#3  0x00007fe4ff38c075 in start_thread () from /usr/lib/libpthread.so.0
#4  0x00007fe503aaf53f in clone () from /usr/lib/libc.so.6

Thread 3 (Thread 0x7fe4eba0a700 (LWP 9352)):
#0  0x00007fe503aa0934 in read () from /usr/lib/libc.so.6
#1  0x00007fe4fcd6fed1 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fe4fcd29ff8 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x00007fe4fcd2a4c6 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007fe4fcd2a63e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007fe5043c1054 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007fe50436c94c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#7  0x00007fe5041b5a99 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#8  0x00007fe504811976 in ?? () from /usr/lib/libQt5DBus.so.5
#9  0x00007fe5041bfb45 in ?? () from /usr/lib/libQt5Core.so.5
#10 0x00007fe4ff38c075 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007fe503aaf53f in clone () from /usr/lib/libc.so.6

Thread 2 (Thread 0x7fe4f4d53700 (LWP 9351)):
#0  0x00007fe503aa4ea9 in poll () from /usr/lib/libc.so.6
#1  0x00007fe4fef50180 in ?? () from /usr/lib/libxcb.so.1
#2  0x00007fe4fef51e4b in xcb_wait_for_event () from /usr/lib/libxcb.so.1
#3  0x00007fe4f74d722a in ?? () from /usr/lib/libQt5XcbQpa.so.5
#4  0x00007fe5041bfb45 in ?? () from /usr/lib/libQt5Core.so.5
#5  0x00007fe4ff38c075 in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007fe503aaf53f in clone () from /usr/lib/libc.so.6

Thread 1 (Thread 0x7fe50847c840 (LWP 9349)):
[KCrash Handler]
#6  0x00007fe5039ed86b in raise () from /usr/lib/libc.so.6
#7  0x00007fe5039d840e in abort () from /usr/lib/libc.so.6
#8  0x00007fe503dfc44a in __gnu_cxx::__verbose_terminate_handler () at /build/gcc/src/gcc/libstdc++-v3/libsupc++/vterminate.cc:95
#9  0x00007fe503e029d6 in __cxxabiv1::__terminate(void (*)()) () at /build/gcc/src/gcc/libstdc++-v3/libsupc++/eh_terminate.cc:47
#10 0x00007fe503e02a13 in std::terminate () at /build/gcc/src/gcc/libstdc++-v3/libsupc++/eh_terminate.cc:57
#11 0x00007fe503e037d1 in __cxxabiv1::__cxa_pure_virtual () at /build/gcc/src/gcc/libstdc++-v3/libsupc++/pure.cc:50
#12 0x00007fe504bb1c1a in QSurface::supportsOpenGL() const () from /usr/lib/libQt5Gui.so.5
#13 0x00007fe4f74df1ce in QXcbIntegration::createPlatformWindow(QWindow*) const () from /usr/lib/libQt5XcbQpa.so.5
#14 0x00007fe504baec18 in QWindowPrivate::create(bool, unsigned long long) () from /usr/lib/libQt5Gui.so.5
#15 0x00007fe504baf036 in QWindow::winId() const () from /usr/lib/libQt5Gui.so.5
#16 0x00007fe4ef98c500 in ?? () from /usr/lib/qt/plugins/platformthemes/KDEPlasmaPlatformTheme.so
#17 0x00007fe4ef98c92d in ?? () from /usr/lib/qt/plugins/platformthemes/KDEPlasmaPlatformTheme.so
#18 0x00007fe5054f6e99 in ?? () from /usr/lib/libQt5Widgets.so.5
#19 0x00007fe5054f80b8 in QMenuBar::eventFilter(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#20 0x00007fe50436d9cb in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#21 0x00007fe505371a64 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#22 0x00007fe505379341 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#23 0x00007fe50436dcb9 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#24 0x00007fe5053b26ec in QWidget::setParent(QWidget*, QFlags<Qt::WindowType>) () from /usr/lib/libQt5Widgets.so.5
#25 0x00007fe50538ec9f in QLayout::addChildWidget(QWidget*) () from /usr/lib/libQt5Widgets.so.5
#26 0x00007fe50538ed50 in QLayout::addWidget(QWidget*) () from /usr/lib/libQt5Widgets.so.5
#27 0x00007fe5054dbd98 in QMdiSubWindow::setWidget(QWidget*) () from /usr/lib/libQt5Widgets.so.5
#28 0x00007fe5054cf628 in QMdiArea::addSubWindow(QWidget*, QFlags<Qt::WindowType>) () from /usr/lib/libQt5Widgets.so.5
#29 0x00007fe4cd5329a0 in ?? () from /usr/lib/qt/plugins/kstyle_qtcurve5_config.so
#30 0x00007fe4cd53e6e5 in ?? () from /usr/lib/qt/plugins/kstyle_qtcurve5_config.so
#31 0x00007fe4cd53e792 in allocate_kstyle_config () from /usr/lib/qt/plugins/kstyle_qtcurve5_config.so
#32 0x00007fe4ce17145e in ?? () from /usr/lib/qt/plugins/kcm_style.so
#33 0x00007fe504397c50 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQt5Core.so.5
#34 0x00007fe50545c513 in QAbstractButton::clicked(bool) () from /usr/lib/libQt5Widgets.so.5
#35 0x00007fe50545c72c in ?? () from /usr/lib/libQt5Widgets.so.5
#36 0x00007fe50545db22 in ?? () from /usr/lib/libQt5Widgets.so.5
#37 0x00007fe50545dcf6 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/libQt5Widgets.so.5
#38 0x00007fe5053b12b8 in QWidget::event(QEvent*) () from /usr/lib/libQt5Widgets.so.5
#39 0x00007fe505371a74 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#40 0x00007fe50537958a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#41 0x00007fe50436dcb9 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#42 0x00007fe505378871 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/libQt5Widgets.so.5
#43 0x00007fe5053cc5ec in ?? () from /usr/lib/libQt5Widgets.so.5
#44 0x00007fe5053cf235 in ?? () from /usr/lib/libQt5Widgets.so.5
#45 0x00007fe505371a74 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#46 0x00007fe505379341 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#47 0x00007fe50436dcb9 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#48 0x00007fe504ba3e34 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /usr/lib/libQt5Gui.so.5
#49 0x00007fe504ba5df6 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/libQt5Gui.so.5
#50 0x00007fe504b7fb7c in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Gui.so.5
#51 0x00007fe4f756c72d in ?? () from /usr/lib/libQt5XcbQpa.so.5
#52 0x00007fe50436c94c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#53 0x00007fe504374c46 in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5
#54 0x000055aca1fb7e5f in ?? ()
#55 0x00007fe5039da06b in __libc_start_main () from /usr/lib/libc.so.6
#56 0x000055aca1fb7eea in _start ()

Possible duplicates by query: bug 389565, bug 389500, bug 382439.

Reported using DrKonqi