Application: systemsettings5 (5.8.5)

Qt Version: 5.7.1
Frameworks Version: 5.29.0
Operating System: Linux 4.8.15-300.fc25.x86_64 x86_64
Distribution: "Fedora release 25 (Twenty Five)"

-- Information about the crash:
- Unusual behavior I noticed:
-system settings
-style interfae
-change style
- click apply
- click all parameters
and so crash

The crash can be reproduced every time.

-- Backtrace:
Application: Параметры системы (systemsettings5), signal: Aborted
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f923ead56c0 (LWP 5021))]

Thread 4 (Thread 0x7f9219a63700 (LWP 5058)):
#0  0x00007f92435497f9 in g_mutex_lock () at /lib64/libglib-2.0.so.0
#1  0x00007f92435036a6 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#2  0x00007f924350407b in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007f924350426c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007f924b47b73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f924b42c73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007f924b2895f3 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007f9249e4d4e5 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#8  0x00007f924b28d9da in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007f924774b6ca in start_thread () at /lib64/libpthread.so.0
#10 0x00007f924a680f7f in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f922b41f700 (LWP 5024)):
#0  0x00007f924a670bed in read () at /lib64/libc.so.6
#1  0x00007f9243548450 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#2  0x00007f9243503c60 in g_main_context_check () at /lib64/libglib-2.0.so.0
#3  0x00007f92435040f4 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#4  0x00007f924350426c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#5  0x00007f924b47b73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007f924b42c73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#7  0x00007f924b2895f3 in QThread::exec() () at /lib64/libQt5Core.so.5
#8  0x00007f924bbb4739 in QDBusConnectionManager::run() () at /lib64/libQt5DBus.so.5
#9  0x00007f924b28d9da in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#10 0x00007f924774b6ca in start_thread () at /lib64/libpthread.so.0
#11 0x00007f924a680f7f in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f9233ad4700 (LWP 5023)):
#0  0x00007f924a67501d in poll () at /lib64/libc.so.6
#1  0x00007f9247d8ad10 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2  0x00007f9247d8caa9 in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007f923817cd69 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5
#4  0x00007f924b28d9da in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007f924774b6ca in start_thread () at /lib64/libpthread.so.0
#6  0x00007f924a680f7f in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f923ead56c0 (LWP 5021)):
[KCrash Handler]
#6  0x00007f924a5ae91f in raise () at /lib64/libc.so.6
#7  0x00007f924a5b051a in abort () at /lib64/libc.so.6
#8  0x00007f924a5f2200 in __libc_message () at /lib64/libc.so.6
#9  0x00007f924a5fa1a3 in malloc_consolidate () at /lib64/libc.so.6
#10 0x00007f924a5fceaf in _int_malloc () at /lib64/libc.so.6
#11 0x00007f924a5fef14 in malloc () at /lib64/libc.so.6
#12 0x00007f924a5ff7b8 in realloc () at /lib64/libc.so.6
#13 0x00007f924c4e47a9 in QTextEngine::LayoutData::reallocate(int) () at /lib64/libQt5Gui.so.5
#14 0x00007f924c4ec5d9 in QTextEngine::attributes() const () at /lib64/libQt5Gui.so.5
#15 0x00007f924c4f8f58 in QTextLine::layout_helper(int) () at /lib64/libQt5Gui.so.5
#16 0x00007f924c4fae1b in QTextLine::setLineWidth(double) () at /lib64/libQt5Gui.so.5
#17 0x00007f924c537825 in QTextDocumentLayoutPrivate::layoutBlock(QTextBlock const&, int, QTextBlockFormat const&, QTextLayoutStruct*, int, int, QTextBlockFormat const*) () at /lib64/libQt5Gui.so.5
#18 0x00007f924c5388d0 in QTextDocumentLayoutPrivate::layoutFlow(QTextFrame::iterator, QTextLayoutStruct*, int, int, QFixed) () at /lib64/libQt5Gui.so.5
#19 0x00007f924c53ca94 in QTextDocumentLayoutPrivate::layoutFrame(QTextFrame*, int, int, QFixed, QFixed, QFixed) () at /lib64/libQt5Gui.so.5
#20 0x00007f924c53cf5d in QTextDocumentLayoutPrivate::layoutFrame(QTextFrame*, int, int, QFixed) () at /lib64/libQt5Gui.so.5
#21 0x00007f924c53d710 in QTextDocumentLayout::doLayout(int, int, int) () at /lib64/libQt5Gui.so.5
#22 0x00007f924c53d79c in QTextDocumentLayoutPrivate::ensureLayoutedByPosition(int) const [clone .part.127] () at /lib64/libQt5Gui.so.5
#23 0x00007f924c53de7d in QTextDocumentLayoutPrivate::layoutStep() const () at /lib64/libQt5Gui.so.5
#24 0x00007f924c53eadd in QTextDocumentLayout::documentChanged(int, int, int) () at /lib64/libQt5Gui.so.5
#25 0x00007f924ca6b268 in QLabel::changeEvent(QEvent*) () at /lib64/libQt5Widgets.so.5
#26 0x00007f924c97b5cc in QWidget::event(QEvent*) () at /lib64/libQt5Widgets.so.5
#27 0x00007f924ca640ae in QFrame::event(QEvent*) () at /lib64/libQt5Widgets.so.5
#28 0x00007f924c933ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#29 0x00007f924c93b671 in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#30 0x00007f924b42d7aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#31 0x00007f924c9d8401 in QStyleSheetStyle::updateStyleSheetFont(QWidget*) const () at /lib64/libQt5Widgets.so.5
#32 0x00007f924c96d522 in QWidgetPrivate::updateFont(QFont const&) () at /lib64/libQt5Widgets.so.5
#33 0x00007f924c96fb58 in QWidget::setFont(QFont const&) () at /lib64/libQt5Widgets.so.5
#34 0x00007f924c9cf1fc in QStyleSheetStyle::unsetPalette(QWidget*) () at /lib64/libQt5Widgets.so.5
#35 0x00007f924c9d8af9 in QStyleSheetStyle::polish(QWidget*) () at /lib64/libQt5Widgets.so.5
#36 0x00007f924c9d7d2f in updateObjects(QList<QObject const*> const&) () at /lib64/libQt5Widgets.so.5
#37 0x00007f924c9d7f0a in QStyleSheetStyle::repolish(QWidget*) () at /lib64/libQt5Widgets.so.5
#38 0x00007f924cf16f39 in KTitleWidget::setText(QString const&, QFlags<Qt::AlignmentFlag>) () at /lib64/libKF5WidgetsAddons.so.5
#39 0x00007f924cf2b7ca in KPageViewPrivate::updateTitleWidget(QModelIndex const&) () at /lib64/libKF5WidgetsAddons.so.5
#40 0x00007f924cf2c2ed in KPageViewPrivate::_k_pageSelected(QItemSelection const&, QItemSelection const&) () at /lib64/libKF5WidgetsAddons.so.5
#41 0x00007f924b4547b1 in QMetaObject::activate(QObject*, int, int, void**) () at /lib64/libQt5Core.so.5
#42 0x00007f924b3eaef7 in QItemSelectionModel::selectionChanged(QItemSelection const&, QItemSelection const&) () at /lib64/libQt5Core.so.5
#43 0x00007f924b3ef799 in QItemSelectionModel::emitSelectionChanged(QItemSelection const&, QItemSelection const&) () at /lib64/libQt5Core.so.5
#44 0x00007f924b3f0dda in QItemSelectionModel::select(QItemSelection const&, QFlags<QItemSelectionModel::SelectionFlag>) () at /lib64/libQt5Core.so.5
#45 0x00007f924b3ece6c in QItemSelectionModel::select(QModelIndex const&, QFlags<QItemSelectionModel::SelectionFlag>) () at /lib64/libQt5Core.so.5
#46 0x00007f924b3eb344 in QItemSelectionModel::setCurrentIndex(QModelIndex const&, QFlags<QItemSelectionModel::SelectionFlag>) () at /lib64/libQt5Core.so.5
#47 0x00007f924cf2b13d in KPageViewPrivate::_k_rebuildGui() () at /lib64/libKF5WidgetsAddons.so.5
#48 0x00007f924cf2c155 in KPageViewPrivate::_k_modelChanged() () at /lib64/libKF5WidgetsAddons.so.5
#49 0x00007f924b4547b1 in QMetaObject::activate(QObject*, int, int, void**) () at /lib64/libQt5Core.so.5
#50 0x00007f924b4c1d46 in QAbstractItemModel::layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () at /lib64/libQt5Core.so.5
#51 0x00007f924cf33007 in KPageWidgetModel::removePage(KPageWidgetItem*) () at /lib64/libKF5WidgetsAddons.so.5
#52 0x00007f924f19f435 in ModuleView::closeModules() () at /lib64/libsystemsettingsview.so.3
#53 0x00007f922021d03e in IconMode::backToOverview() () at /usr/lib64/qt5/plugins/icon_mode.so
#54 0x00007f924b4547b1 in QMetaObject::activate(QObject*, int, int, void**) () at /lib64/libQt5Core.so.5
#55 0x00007f924c92d4b2 in QAction::triggered(bool) () at /lib64/libQt5Widgets.so.5
#56 0x00007f924c92fee2 in QAction::activate(QAction::ActionEvent) () at /lib64/libQt5Widgets.so.5
#57 0x00007f924ca1ddbd in QAbstractButtonPrivate::click() () at /lib64/libQt5Widgets.so.5
#58 0x00007f924ca1e004 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () at /lib64/libQt5Widgets.so.5
#59 0x00007f924caea8aa in QToolButton::mouseReleaseEvent(QMouseEvent*) () at /lib64/libQt5Widgets.so.5
#60 0x00007f924c97b780 in QWidget::event(QEvent*) () at /lib64/libQt5Widgets.so.5
#61 0x00007f924caea992 in QToolButton::event(QEvent*) () at /lib64/libQt5Widgets.so.5
#62 0x00007f924c933ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#63 0x00007f924c93c52d in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#64 0x00007f924b42d7aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#65 0x00007f924c93abbd in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /lib64/libQt5Widgets.so.5
#66 0x00007f924c995f06 in QWidgetWindow::handleMouseEvent(QMouseEvent*) () at /lib64/libQt5Widgets.so.5
#67 0x00007f924c998963 in QWidgetWindow::event(QEvent*) () at /lib64/libQt5Widgets.so.5
#68 0x00007f924c933ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#69 0x00007f924c93b671 in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#70 0x00007f924b42d7aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#71 0x00007f924c42a2b3 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /lib64/libQt5Gui.so.5
#72 0x00007f924c42bd85 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /lib64/libQt5Gui.so.5
#73 0x00007f924c40cc4b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Gui.so.5
#74 0x00007f92381b3750 in userEventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5XcbQpa.so.5
#75 0x00007f9243503e42 in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#76 0x00007f92435041c0 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#77 0x00007f924350426c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#78 0x00007f924b47b71f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#79 0x00007f924b42c73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#80 0x00007f924b43423c in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#81 0x000055a3a8cf9230 in main ()

Possible duplicates by query: bug 370616, bug 362286.

Reported using DrKonqi