Application: systemsettings5 (5.3.1)

Qt Version: 5.4.2
Operating System: Linux 4.0.5-300.fc22.x86_64 x86_64
Distribution: "Fedora release 22 (Twenty Two)"

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

Pressed return icon at systemsettings, after settings defaults to the effects section.

-- Backtrace:
Application: Ρυθμίσεις συστήματος (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fda71d38880 (LWP 1960))]

Thread 5 (Thread 0x7fda4709f700 (LWP 1968)):
#0  0x00007fda6bfee66d in poll () from /lib64/libc.so.6
#1  0x00007fda678e9dbc in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007fda678e9ecc in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007fda6ce36b8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007fda6cddceba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007fda6cbfaf54 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007fda6b3c3955 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5
#7  0x00007fda6cbffe3e in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007fda686af555 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fda6bff9f3d in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7fda2ffff700 (LWP 1977)):
#0  0x00007fda6792eec9 in g_mutex_lock () from /lib64/libglib-2.0.so.0
#1  0x00007fda678e8d60 in g_main_context_acquire () from /lib64/libglib-2.0.so.0
#2  0x00007fda678e9c75 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#3  0x00007fda678e9ecc in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#4  0x00007fda6ce36b8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007fda6cddceba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#6  0x00007fda6cbfaf54 in QThread::exec() () from /lib64/libQt5Core.so.5
#7  0x00007fda6b3c3955 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5
#8  0x00007fda6cbffe3e in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#9  0x00007fda686af555 in start_thread () from /lib64/libpthread.so.0
#10 0x00007fda6bff9f3d in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fd9fa7f4700 (LWP 2084)):
#0  0x00007fda6bfee66d in poll () from /lib64/libc.so.6
#1  0x00007fda678e9dbc in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007fda678ea142 in g_main_loop_run () from /lib64/libglib-2.0.so.0
#3  0x00007fda3636f696 in gdbus_shared_thread_func () from /lib64/libgio-2.0.so.0
#4  0x00007fda679110a5 in g_thread_proxy () from /lib64/libglib-2.0.so.0
#5  0x00007fda686af555 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fda6bff9f3d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fd9e9bd7700 (LWP 2177)):
#0  0x00007fda6bfee66d in poll () from /lib64/libc.so.6
#1  0x00007fd9e9be758c in linux_udev_event_thread_main () from /lib64/libusb-1.0.so.0
#2  0x00007fda686af555 in start_thread () from /lib64/libpthread.so.0
#3  0x00007fda6bff9f3d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fda71d38880 (LWP 1960)):
[KCrash Handler]
#5  0x00007fda6b8927ff in QQuickItemPrivate::addToDirtyList() () from /lib64/libQt5Quick.so.5
#6  0x00007fda6b8928b3 in QQuickItemPrivate::dirty(QQuickItemPrivate::DirtyType) () from /lib64/libQt5Quick.so.5
#7  0x00007fda6b89d195 in QQuickItem::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /lib64/libQt5Quick.so.5
#8  0x00007fda6ce10f41 in QObject::event(QEvent*) () from /lib64/libQt5Core.so.5
#9  0x00007fda6b89c96b in QQuickItem::event(QEvent*) () from /lib64/libQt5Quick.so.5
#10 0x00007fda6e8f27ec in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#11 0x00007fda6e8f7e90 in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#12 0x00007fda6cddf67b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#13 0x00007fda6cde17b7 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /lib64/libQt5Core.so.5
#14 0x00007fda6ce36763 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib64/libQt5Core.so.5
#15 0x00007fda678e9a8a in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#16 0x00007fda678e9e20 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#17 0x00007fda678e9ecc in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#18 0x00007fda6ce36b6f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#19 0x00007fda6cddceba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#20 0x00007fda6cde4a2c in QCoreApplication::exec() () from /lib64/libQt5Core.so.5
#21 0x000000000040eb2c in main ()

Reported using DrKonqi