Bug 394172

Application: systemsettings5 (5.12.4)

Qt Version: 5.10.1
Frameworks Version: 5.44.0
Operating System: Linux 4.16.6-302.fc28.x86_64 x86_64
Distribution: "Fedora release 28 (Twenty Eight)"

-- Information about the crash:
setting close when serch
from amny things like "meta"
____________

The crash can be reproduced every time.

-- Backtrace:
Application: إعدادات النّظام (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f219b2d5940 (LWP 2456))]

Thread 9 (Thread 0x7f215254b700 (LWP 2488)):
#0  0x00007f21a55ef374 in read () from /lib64/libc.so.6
#1  0x00007f219e0fbdd0 in g_wakeup_acknowledge () from /lib64/libglib-2.0.so.0
#2  0x00007f219e0b65fb in g_main_context_check () from /lib64/libglib-2.0.so.0
#3  0x00007f219e0b6ab0 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#4  0x00007f219e0b6ec2 in g_main_loop_run () from /lib64/libglib-2.0.so.0
#5  0x00007f215261f60a in gdbus_shared_thread_func () from /lib64/libgio-2.0.so.0
#6  0x00007f219e0decea in g_thread_proxy () from /lib64/libglib-2.0.so.0
#7  0x00007f21a2dd9564 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f21a55fe31f in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f215aea2700 (LWP 2487)):
#0  0x00007f21a55ef374 in read () from /lib64/libc.so.6
#1  0x00007f219e0fbdd0 in g_wakeup_acknowledge () from /lib64/libglib-2.0.so.0
#2  0x00007f219e0b65fb in g_main_context_check () from /lib64/libglib-2.0.so.0
#3  0x00007f219e0b6ab0 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#4  0x00007f219e0b6c30 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#5  0x00007f219e0b6c81 in glib_worker_main () from /lib64/libglib-2.0.so.0
#6  0x00007f219e0decea in g_thread_proxy () from /lib64/libglib-2.0.so.0
#7  0x00007f21a2dd9564 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f21a55fe31f in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f21626d3700 (LWP 2464)):
#0  0x00007f219e0fd1ed in g_mutex_lock () from /lib64/libglib-2.0.so.0
#1  0x00007f219e0b669a in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#2  0x00007f219e0b6b98 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#3  0x00007f219e0b6c30 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#4  0x00007f21a64bfc2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f21a646e12b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#6  0x00007f21a62bc9c6 in QThread::exec() () from /lib64/libQt5Core.so.5
#7  0x00007f21a47bc339 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5
#8  0x00007f21a62c111d in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#9  0x00007f21a2dd9564 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f21a55fe31f in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f2171079700 (LWP 2463)):
#0  0x00007f21a55f3929 in poll () from /lib64/libc.so.6
#1  0x00007f219e0b6b06 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f219e0b6c30 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f21a64bfc2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f21a646e12b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f21a62bc9c6 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f21a47bc339 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5
#7  0x00007f21a62c111d in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f21a2dd9564 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f21a55fe31f in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f2173831700 (LWP 2460)):
#0  0x00007f21a2ddf4fc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f2178f096f3 in ?? () from /usr/lib64/dri/r600_dri.so
#2  0x00007f2178f0940b in ?? () from /usr/lib64/dri/r600_dri.so
#3  0x00007f21a2dd9564 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f21a55fe31f in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f217458e700 (LWP 2459)):
#0  0x00007f21a2ddf4fc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f2178f096f3 in ?? () from /usr/lib64/dri/r600_dri.so
#2  0x00007f2178f0940b in ?? () from /usr/lib64/dri/r600_dri.so
#3  0x00007f21a2dd9564 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f21a55fe31f in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f2183479700 (LWP 2458)):
#0  0x00007f219e0b5fa1 in g_main_context_prepare () from /lib64/libglib-2.0.so.0
#1  0x00007f219e0b6a3b in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f219e0b6c30 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f21a64bfc2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f21a646e12b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f21a62bc9c6 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f21a7745299 in QDBusConnectionManager::run() () from /lib64/libQt5DBus.so.5
#7  0x00007f21a62c111d in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f21a2dd9564 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f21a55fe31f in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f218bffb700 (LWP 2457)):
#0  0x00007f21a55f3929 in poll () from /lib64/libc.so.6
#1  0x00007f21a1c4204f in _xcb_conn_wait () from /lib64/libxcb.so.1
#2  0x00007f21a1c43caa in xcb_wait_for_event () from /lib64/libxcb.so.1
#3  0x00007f218e9a94d9 in QXcbEventReader::run() () from /lib64/libQt5XcbQpa.so.5
#4  0x00007f21a62c111d in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#5  0x00007f21a2dd9564 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f21a55fe31f in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f219b2d5940 (LWP 2456)):
[KCrash Handler]
#6  0x00007f21a646f35d in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#7  0x00007f21a4ae8985 in QQuickKeysAttached::keyReleased(QKeyEvent*, bool) () from /lib64/libQt5Quick.so.5
#8  0x00007f21a4ae8635 in QQuickItemPrivate::filterKeyEvent(QKeyEvent*, bool) () from /lib64/libQt5Quick.so.5
#9  0x00007f21a4af3829 in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () from /lib64/libQt5Quick.so.5
#10 0x00007f21a4af3b65 in QQuickItem::event(QEvent*) () from /lib64/libQt5Quick.so.5
#11 0x00007f21a6fd1e95 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#12 0x00007f21a6fd983a in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#13 0x00007f21a646f376 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#14 0x00007f21a4b01628 in QQuickWindowPrivate::deliverKeyEvent(QKeyEvent*) () from /lib64/libQt5Quick.so.5
#15 0x00007f21a4b066d3 in QQuickWindow::keyReleaseEvent(QKeyEvent*) () from /lib64/libQt5Quick.so.5
#16 0x00007f21a6a92ba5 in QWindow::event(QEvent*) () from /lib64/libQt5Gui.so.5
#17 0x00007f21a4b108df in QQuickWindow::event(QEvent*) () from /lib64/libQt5Quick.so.5
#18 0x00007f21a6fd1e95 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#19 0x00007f21a6fd983a in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#20 0x00007f21a646f376 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#21 0x00007f21a4fa88f0 in QQuickWidget::keyReleaseEvent(QKeyEvent*) () from /lib64/libQt5QuickWidgets.so.5
#22 0x00007f21a7011bb8 in QWidget::event(QEvent*) () from /lib64/libQt5Widgets.so.5
#23 0x00007f21a4faa175 in QQuickWidget::event(QEvent*) () from /lib64/libQt5QuickWidgets.so.5
#24 0x00007f21a6fd1e95 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#25 0x00007f21a6fd9c49 in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#26 0x00007f21a646f376 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#27 0x00007f21a702f729 in QWidgetWindow::event(QEvent*) () from /lib64/libQt5Widgets.so.5
#28 0x00007f21a6fd1e95 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#29 0x00007f21a6fd983a in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#30 0x00007f21a646f376 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#31 0x00007f21a6a833c0 in QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*) () from /lib64/libQt5Gui.so.5
#32 0x00007f21a6a888a5 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /lib64/libQt5Gui.so.5
#33 0x00007f21a6a6255b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Gui.so.5
#34 0x00007f218ea3706f in QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5XcbQpa.so.5
#35 0x00007f21a646e12b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#36 0x00007f21a64765b6 in QCoreApplication::exec() () from /lib64/libQt5Core.so.5
#37 0x00005598d3a27009 in main ()

Reported using DrKonqi