https://bugs.kde.org/show_bug.cgi?id=396489

            Bug ID: 396489
           Summary: System Settings - Launch feedback crash
           Product: systemsettings
           Version: 5.13.3
          Platform: Archlinux Packages
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: plasma-b...@kde.org
          Reporter: oys...@gmail.com
  Target Milestone: ---

Application: systemsettings5 (5.13.3)

Qt Version: 5.11.1
Frameworks Version: 5.47.0
Operating System: Linux 4.14.55-1-lts x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:
In system settings, select the Applications - Launch feedback pane. The title
bar starts rapidly switching between having a star (indicating changed
settings) and not. Selecting another tab/pane at this point will crash system
settings.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa3bb332840 (LWP 11976))]

Thread 7 (Thread 0x7fa37f171700 (LWP 12491)):
#0  0x00007fa3b6983934 in read () at /usr/lib/libc.so.6
#1  0x00007fa3afc4fed1 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fa3afc09ff8 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007fa3afc0a4c6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fa3afc0a8e2 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#5  0x00007fa36f4d5348 in  () at /usr/lib/libgio-2.0.so.0
#6  0x00007fa3afc32a2a in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007fa3b226f075 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fa3b699253f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7fa377fff700 (LWP 12490)):
#0  0x00007fa3b6983934 in read () at /usr/lib/libc.so.6
#1  0x00007fa3afc4fed1 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fa3afc09ff8 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007fa3afc0a4c6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fa3afc0a63e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5  0x00007fa3afc0a692 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007fa3afc32a2a in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007fa3b226f075 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fa3b699253f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7fa385fe3700 (LWP 12058)):
#0  0x00007fa3b6983934 in read () at /usr/lib/libc.so.6
#1  0x00007fa3afc4fed1 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fa3afc09ff8 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007fa3afc0a4c6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fa3afc0a63e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5  0x00007fa3b72a4054 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6  0x00007fa3b724f94c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7  0x00007fa3b7098a99 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007fa3b4d909c9 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007fa3b70a2b45 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007fa3b226f075 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007fa3b699253f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7fa38d97e700 (LWP 11983)):
#0  0x00007fa3b6983934 in read () at /usr/lib/libc.so.6
#1  0x00007fa3afc4fed1 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fa3afc09ff8 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007fa3afc0a4c6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fa3afc0a63e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5  0x00007fa3b72a4054 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6  0x00007fa3b724f94c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7  0x00007fa3b7098a99 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007fa3b4d909c9 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007fa3b70a2b45 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007fa3b226f075 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007fa3b699253f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7fa395ed3700 (LWP 11981)):
#0  0x00007fa3b6987ea9 in poll () at /usr/lib/libc.so.6
#1  0x00007fa3afc0a523 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fa3afc0a63e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007fa3b72a4054 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007fa3b724f94c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007fa3b7098a99 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fa3b4d909c9 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007fa3b70a2b45 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fa3b226f075 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fa3b699253f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7fa39e972700 (LWP 11979)):
#0  0x00007fa3b6987ea9 in poll () at /usr/lib/libc.so.6
#1  0x00007fa3afc0a523 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fa3afc0a63e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007fa3b72a4054 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007fa3b724f94c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007fa3b7098a99 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fa3b76f4976 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007fa3b70a2b45 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fa3b226f075 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fa3b699253f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7fa3bb332840 (LWP 11976)):
[KCrash Handler]
#6  0x00007fa3bab41362 in  () at /usr/lib/libKF5KCMUtils.so.5
#7  0x00007fa3b727ac50 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/libQt5Core.so.5
#8  0x00007fa36c0227ce in  () at /usr/lib/qt/plugins/kcms/kcm_launchfeedback.so
#9  0x00007fa36c024f7b in  () at /usr/lib/qt/plugins/kcms/kcm_launchfeedback.so
#10 0x00007fa3b4ca83d5 in
QV4::QObjectWrapper::setProperty(QV4::ExecutionEngine*, QObject*,
QQmlPropertyData*, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#11 0x00007fa3b4ca915f in
QV4::QObjectWrapper::setQmlProperty(QV4::ExecutionEngine*, QQmlContextData*,
QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, QV4::Value const&)
() at /usr/lib/libQt5Qml.so.5
#12 0x00007fa3b4ca9256 in QV4::QObjectWrapper::put(QV4::Managed*, QV4::String*,
QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#13 0x00007fa3b4cbc45c in
QV4::Runtime::method_storeProperty(QV4::ExecutionEngine*, QV4::Value const&,
int, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#14 0x00007fa3b4cc807a in  () at /usr/lib/libQt5Qml.so.5
#15 0x00007fa38c4e5b3d in  ()
#16 0x00007fa3853a4320 in  ()
#17 0x00007fa3853a4328 in  ()
#18 0x000055ac4ab4f860 in  ()
#19 0x0000000000000000 in  ()

Reported using DrKonqi

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