gdb systemsettings5
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Reading symbols from systemsettings5...(no debugging symbols found)...done.
(gdb) r
Starting program: /usr/bin/systemsettings5
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
kf5.kiconthemes: "Theme tree: (Breeze)"
kf5.kservice.sycoca: Trying to open ksycoca from "/home/soee/.cache/ksycoca5"
LOAD
kscreen: launcherDataAvailable: "org.kde.KScreen.Backend.XRandR"
kscreen: Primary output changed from KScreen::Output(Id: 67 , Name: "LVDS1" ) ( "LVDS1" ) to KScreen::Output(Id: 67 , Name: "LVDS1" ) ( "LVDS1" )
kscreen: Launcher finished with exit code 1 , status 0
kscreen: Service for requested backend already running
kscreen: Primary output changed from KScreen::Output(Id: 67 , Name: "LVDS1" ) ( "LVDS1" ) to KScreen::Output(Id: 67 , Name: "LVDS1" ) ( "LVDS1" )
[New Thread 0x7fffd646d700 (LWP 10608)]
Activate output 67
[Thread 0x7fffd646d700 (LWP 10608) exited]
[New Thread 0x7fffd7085700 (LWP 10605)]
[New Thread 0x7fffe5522700 (LWP 10604)]
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff36a8de0 in QQuickWindow::maybeUpdate() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
(gdb) bt
#0 0x00007ffff36a8de0 in QQuickWindow::maybeUpdate() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#1 0x00007ffff3694e28 in QQuickItemPrivate::dirty(QQuickItemPrivate::DirtyType) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#2 0x00007ffff369f045 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3 0x00007ffff4e7c73a in QObject::event (this=0xde4990, e=<optimized out>) at kernel/qobject.cpp:1245
#4 0x00007ffff369db6b in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5 0x00007ffff5c36b2c in QApplicationPrivate::notify_helper (this=0x66df40, receiver=0xde4990, e=0x7fffc4156ba0) at kernel/qapplication.cpp:3720
#6 0x00007ffff5c3c000 in QApplication::notify (this=0x7fffffffdd00, receiver=0xde4990, e=0x7fffc4156ba0) at kernel/qapplication.cpp:3503
#7 0x00007ffff4e4ac2b in QCoreApplication::notifyInternal (this=0x7fffffffdd00, receiver=0xde4990, event=event@entry=0x7fffc4156ba0) at kernel/qcoreapplication.cpp:935
#8 0x00007ffff4e4cc9b in sendEvent (event=0x7fffc4156ba0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#9 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x66d190) at kernel/qcoreapplication.cpp:1552
#10 0x00007ffff4e4d298 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#11 0x00007ffff4ea3843 in postEventSourceDispatch (s=0x6a6ab0) at kernel/qeventdispatcher_glib.cpp:271
#12 0x00007ffff12a0c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007ffff12a0f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007ffff12a0fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007ffff4ea3c57 in QEventDispatcherGlib::processEvents (this=0x6c2460, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#16 0x00007ffff4e483e2 in QEventLoop::exec (this=this@entry=0x7fffffffdbe0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#17 0x00007ffff4e5002c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#18 0x000000000040ef6b in main ()
(gdb)