Application: systemsettings5 (5.9.5)

Qt Version: 5.7.1
Frameworks Version: 5.31.0
Operating System: Linux 4.10.0-33-generic x86_64
Distribution: Ubuntu 17.04

-- Information about the crash:
- What I was doing when the application crashed: Was setting Workspace Theme to all defaults in KDE. Turning "Use Desktiop Layout from theme" setting on causes crash when applying.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc8fd9ec8c0 (LWP 1923))]

Thread 9 (Thread 0x7fc8b6bfa700 (LWP 2031)):
#0  0x00007fc8f973fd8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc8f3825576 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc8f382568c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc8fa0630bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fc8fa00cbea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fc8f9e3af83 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fc8f815ddf5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fc8f9e3fc38 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fc8f59c26da in start_thread (arg=0x7fc8b6bfa700) at pthread_create.c:456
#9  0x00007fc8f974bd7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 8 (Thread 0x7fc8b5bf9700 (LWP 2030)):
#0  0x00007fc8f386aed9 in g_mutex_lock () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc8f3824a79 in g_main_context_prepare () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc8f382549b in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc8f382568c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc8fa0630bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fc8fa00cbea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fc8f9e3af83 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fc8f815ddf5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fc8f9e3fc38 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fc8f59c26da in start_thread (arg=0x7fc8b5bf9700) at pthread_create.c:456
#10 0x00007fc8f974bd7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 7 (Thread 0x7fc8afdf2700 (LWP 2029)):
#0  0x00007fc8f973b8ad in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc8f3869b30 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc8f3825042 in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc8f3825514 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc8f382568c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc8fa0630bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fc8fa00cbea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fc8f9e3af83 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fc8f815ddf5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fc8f9e3fc38 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fc8f59c26da in start_thread (arg=0x7fc8afdf2700) at pthread_create.c:456
#11 0x00007fc8f974bd7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 6 (Thread 0x7fc8bcf22700 (LWP 1951)):
#0  0x00007ffeec795a0c in clock_gettime ()
#1  0x00007fc8f975a506 in __GI___clock_gettime (clock_id=1, tp=0x7fc8bcf21a40) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007fc8f9ee4c41 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007fc8fa060d39 in QTimerInfoList::updateCurrentTime() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fc8fa0612e5 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fc8fa06268e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fc8f3824a6d in g_main_context_prepare () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fc8f382549b in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fc8f382568c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fc8fa0630bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fc8fa00cbea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fc8f9e3af83 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fc8f815ddf5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007fc8f9e3fc38 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fc8f59c26da in start_thread (arg=0x7fc8bcf22700) at pthread_create.c:456
#15 0x00007fc8f974bd7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 5 (Thread 0x7fc8ca1c2700 (LWP 1950)):
#0  0x00007fc8f9759d8f in __libc_enable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:67
#1  0x00007fc8f973fd82 in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0x00007fc8f3825576 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc8f382568c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc8fa0630bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fc8fa00cbea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fc8f9e3af83 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fc8f815ddf5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fc8f9e3fc38 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fc8f59c26da in start_thread (arg=0x7fc8ca1c2700) at pthread_create.c:456
#10 0x00007fc8f974bd7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 4 (Thread 0x7fc8d3b1a700 (LWP 1949)):
#0  0x00007fc8f973fd8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc8f3825576 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc8f382568c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc8fa0630bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fc8fa00cbea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fc8f9e3af83 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fc8f815ddf5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fc8f9e3fc38 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fc8f59c26da in start_thread (arg=0x7fc8d3b1a700) at pthread_create.c:456
#9  0x00007fc8f974bd7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 3 (Thread 0x7fc8e251a700 (LWP 1925)):
#0  0x00007fc8f973fd8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc8f3825576 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc8f382568c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc8fa0630bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fc8fa00cbea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fc8f9e3af83 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fc8fa9735d5 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fc8f9e3fc38 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fc8f59c26da in start_thread (arg=0x7fc8e251a700) at pthread_create.c:456
#9  0x00007fc8f974bd7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 2 (Thread 0x7fc8eb202700 (LWP 1924)):
#0  0x00007fc8f973fd8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc8f624cc62 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fc8f624e8d7 in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fc8eddcdef9 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fc8f9e3fc38 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fc8f59c26da in start_thread (arg=0x7fc8eb202700) at pthread_create.c:456
#6  0x00007fc8f974bd7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7fc8fd9ec8c0 (LWP 1923)):
[KCrash Handler]
#6  0x00007fc8fd45aa39 in  () at /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#7  0x00007fc8fa03aafe in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fc8fb3e6825 in QGuiApplication::paletteChanged(QPalette const&) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#9  0x00007fc8e9d784a5 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/platformthemes/KDEPlasmaPlatformTheme.so
#10 0x00007fc8e9d85315 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/platformthemes/KDEPlasmaPlatformTheme.so
#11 0x00007fc8fa97d570 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#12 0x00007fc8fa03b639 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007fc8fbb8635c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007fc8fbb8db21 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007fc8fa00ec00 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007fc8fa01139d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007fc8fa062c93 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007fc8f3825377 in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007fc8f38255e0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007fc8f382568c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007fc8fa06309f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007fc8fa00cbea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007fc8fa01533c in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x000055e24db7e32a in  ()
#25 0x00007fc8f96633f1 in __libc_start_main (main=0x55e24db7df50, argc=1, argv=0x7ffeec612408, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffeec6123f8) at ../csu/libc-start.c:291
#26 0x000055e24db7e3aa in _start ()

Reported using DrKonqi