Application: systemsettings5 (5.19.5)

Qt Version: 5.14.2
Frameworks Version: 5.74.0
Operating System: Linux 5.8.0-25-lowlatency x86_64
Windowing system: X11
Distribution: Ubuntu 20.10

-- Information about the crash:
- What I was doing when the application crashed: tryed to preview preinstalled system font named "[F500]"
every time it makes system setting crash

- Custom settings of the application: Official

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault

[KCrash Handler]
#4  0x00007f4fc042c256 in ?? () from /lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5
#5  0x00007f4fbf0f42e6 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4fbfea6219 in QListWidget::currentTextChanged(QString const&) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#7  0x00007f4fbfea71a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#8  0x00007f4fbf0f4320 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f4fbf0683b7 in QItemSelectionModel::currentChanged(QModelIndex const&, QModelIndex const&) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f4fbf06bbbd in QItemSelectionModel::setCurrentIndex(QModelIndex const&, QFlags<QItemSelectionModel::SelectionFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f4fbfe60ebc in QAbstractItemView::mousePressEvent(QMouseEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007f4fbfc4130e in QWidget::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f4fbfcea2a2 in QFrame::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f4fbf0bded3 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f4fbfc00002 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f4fbfc05841 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f4fbf0be1ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f4fbfc0473a in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007f4fbfc59f32 in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f4fbfc5cd8e in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f4fbfc00013 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f4fbf0be1ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f4fbf51948b in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#24 0x00007f4fbf4ef2bb in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#25 0x00007f4fba35435e in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#26 0x00007f4fbce084db in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f4fbce08788 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f4fbce08853 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f4fbf115843 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f4fbf0bca4b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f4fbfdfe01f in QDialog::exec() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007f4fc042d99c in KFontChooserDialog::getFont(QFont&, QFlags<KFontChooser::DisplayFlag> const&, QWidget*) () from /lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5
#33 0x00007f4fa1dca6ff in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kcms/kcm_fonts.so
#34 0x00007f4fa1dc45e3 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kcms/kcm_fonts.so
#35 0x00007f4fbe122bd5 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#36 0x00007f4fbe0194aa in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#37 0x00007f4fbe01b2b2 in QV4::QObjectMethod::callInternal(QV4::Value const*, QV4::Value const*, int) const () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#38 0x00007f4fbe03658b in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#39 0x00007f4fbe0390b7 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#40 0x00007f4fbdfd608d in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#41 0x00007f4fbe13ca15 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#42 0x00007f4fbe0f407b in QQmlBoundSignalExpression::evaluate(void**) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#43 0x00007f4fbe0f4558 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#44 0x00007f4fbe12267d in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#45 0x00007f4fbf0f3e75 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#46 0x00007f4fb8fb2531 in QQuickAbstractButtonPrivate::handleRelease(QPointF const&) () from /lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#47 0x00007f4fb8fd09a9 in QQuickControl::mouseReleaseEvent(QMouseEvent*) () from /lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#48 0x00007f4fbe51a388 in QQuickItem::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#49 0x00007f4fbfc00013 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#50 0x00007f4fbf0be1ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x00007f4fbe534c34 in QQuickWindowPrivate::deliverMouseEvent(QQuickPointerMouseEvent*) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#52 0x00007f4fbe535f6b in QQuickWindowPrivate::deliverPointerEvent(QQuickPointerEvent*) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#53 0x00007f4fbf5257c5 in QWindow::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#54 0x00007f4fbfc00013 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#55 0x00007f4fbf0be1ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#56 0x00007f4fbe8479fb in QQuickWidget::mouseReleaseEvent(QMouseEvent*) () from /lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5
#57 0x00007f4fbfc4130e in QWidget::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#58 0x00007f4fbfc00013 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#59 0x00007f4fbfc05841 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#60 0x00007f4fbf0be1ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#61 0x00007f4fbfc0473a in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#62 0x00007f4fbfc59f32 in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#63 0x00007f4fbfc5cd8e in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#64 0x00007f4fbfc00013 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#65 0x00007f4fbf0be1ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#66 0x00007f4fbf51948b in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#67 0x00007f4fbf4ef2bb in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#68 0x00007f4fba35435e in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#69 0x00007f4fbce084db in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#70 0x00007f4fbce08788 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#71 0x00007f4fbce08853 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#72 0x00007f4fbf115843 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#73 0x00007f4fbf0bca4b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#74 0x00007f4fbf0c4fc6 in QCoreApplication::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#75 0x0000563f633f60bf in ?? ()
#76 0x00007f4fbea70cb2 in __libc_start_main (main=0x563f633f59c0, argc=1, argv=0x7ffcd14fdeb8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffcd14fdea8) at ../csu/libc-start.c:314
#77 0x0000563f633f6d2e in _start ()
[Inferior 1 (process 2087) detached]

Possible duplicates by query: bug 426812, bug 426416, bug 426202, bug 426114, bug 424778.

Reported using DrKonqi