https://bugs.kde.org/show_bug.cgi?id=379204

            Bug ID: 379204
           Summary: On exit of system settings, an error is displayed
                    saying it has crashed.
           Product: systemsettings
           Version: 5.5.5
          Platform: Ubuntu Packages
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: plasma-b...@kde.org
          Reporter: nick.craig....@gmail.com
  Target Milestone: ---

Application: systemsettings5 (5.5.5)

Qt Version: 5.5.1
Operating System: Linux 4.4.0-64-generic x86_64
Distribution: Ubuntu 16.04.2 LTS

-- Information about the crash:
- What I was doing when the application crashed:
Succesfully made changes to cursor size then exited system settings, then an
error message is displayed (after exit of system settings) saying system
settings has crashed.

-- 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 0x7fedfce7e900 (LWP 8457))]

Thread 3 (Thread 0x7feda8bd4700 (LWP 8645)):
#0  0x00007fedf955d69d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fedf2160f55 in ?? () from
/usr/lib/nvidia-340/tls/libnvidia-tls.so.340.102
#2  0x00007fedf649c6f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fedf6458e74 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fedf6459330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fedf645949c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fedf9e9b7eb in QEventDispatcherGlib::processEvents
(this=0x7fed68001c00, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007fedf9e42b4a in QEventLoop::exec (this=this@entry=0x7feda8bd3ca0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007fedf9c5f834 in QThread::exec (this=this@entry=0x1aa0240) at
thread/qthread.cpp:503
#9  0x00007fedf85c03c5 in QQmlThreadPrivate::run (this=0x1aa0240) at
qml/ftw/qqmlthread.cpp:141
#10 0x00007fedf9c647be in QThreadPrivate::start (arg=0x1aa0240) at
thread/qthread_unix.cpp:331
#11 0x00007fedf69866ba in start_thread (arg=0x7feda8bd4700) at
pthread_create.c:333
#12 0x00007fedf956d82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fede9abe700 (LWP 8458)):
#0  0x00007fedf9561b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fedf7210c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fedf72128d7 in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fedec480629 in QXcbEventReader::run (this=0x1186280) at
qxcbconnection.cpp:1253
#4  0x00007fedf9c647be in QThreadPrivate::start (arg=0x1186280) at
thread/qthread_unix.cpp:331
#5  0x00007fedf69866ba in start_thread (arg=0x7fede9abe700) at
pthread_create.c:333
#6  0x00007fedf956d82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fedfce7e900 (LWP 8457)):
[KCrash Handler]
#6  0x00007fedf9e4cfb7 in QMetaObject::cast(QObject*) const () at
kernel/qmetaobject.cpp:312
#7  0x00007fedfc737dcf in ?? () from
/usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#8  0x00007fedf9e45052 in
QCoreApplicationPrivate::sendThroughApplicationEventFilters
(this=this@entry=0x1158980, receiver=receiver@entry=0x14a1100,
event=event@entry=0x7fff2d4620d0) at kernel/qcoreapplication.cpp:1053
#9  0x00007fedfb329fe8 in QApplicationPrivate::notify_helper
(this=this@entry=0x1158980, receiver=receiver@entry=0x14a1100,
e=e@entry=0x7fff2d4620d0) at kernel/qapplication.cpp:3691
#10 0x00007fedfb32f516 in QApplication::notify (this=0x7fff2d462430,
receiver=0x14a1100, e=0x7fff2d4620d0) at kernel/qapplication.cpp:3499
#11 0x00007fedf9e4538b in QCoreApplication::notifyInternal
(this=0x7fff2d462430, receiver=0x14a1100, event=event@entry=0x7fff2d4620d0) at
kernel/qcoreapplication.cpp:965
#12 0x00007fedf9e9a5ed in QCoreApplication::sendEvent (event=0x7fff2d4620d0,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#13 QTimerInfoList::activateTimers (this=0x11d4c90) at
kernel/qtimerinfo_unix.cpp:637
#14 0x00007fedf9e9aaf1 in timerSourceDispatch (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:177
#15 0x00007fedf6459197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007fedf64593f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007fedf645949c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007fedf9e9b7cf in QEventDispatcherGlib::processEvents (this=0x11b1e90,
flags=...) at kernel/qeventdispatcher_glib.cpp:418
#19 0x00007fedf9e42b4a in QEventLoop::exec (this=this@entry=0x7fff2d462310,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#20 0x00007fedf9e4abec in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1229
#21 0x000000000040f7a1 in main ()

Possible duplicates by query: bug 377077, bug 353699, bug 350859, bug 347071.

Reported using DrKonqi

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