Bug 413380

Application: systemsettings5 (5.17.1)

Qt Version: 5.13.1
Frameworks Version: 5.63.0
Operating System: Linux 4.12.14-lp151.28.20-default x86_64
Distribution: "openSUSE Leap 15.1"

-- Information about the crash:
- Unusual behavior I noticed:
select System settings, Display and monitor, Compositor, and crash

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1bea395ec0 (LWP 5390))]

Thread 6 (Thread 0x7f1baf782700 (LWP 5397)):
#0  0x00007f1bdec98a5b in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f1bdec99150 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f1bdec992bc in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f1be61e277b in QEventDispatcherGlib::processEvents (this=0x7f1ba8000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f1be6182c4a in QEventLoop::exec (this=this@entry=0x7f1baf781c90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f1be5f9e10a in QThread::exec (this=this@entry=0x55d905ade780) at thread/qthread.cpp:531
#6  0x00007f1be3d57995 in QQmlThreadPrivate::run (this=0x55d905ade780) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/qml/qml/ftw/qqmlthread.cpp:152
#7  0x00007f1be5f9f8b2 in QThreadPrivate::start (arg=0x55d905ade780) at thread/qthread_unix.cpp:360
#8  0x00007f1be1327569 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f1be589d9ef in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f1bb81b5700 (LWP 5395)):
#0  0x00007f1be589319b in poll () from /lib64/libc.so.6
#1  0x00007f1bdec991a9 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f1bdec992bc in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f1be61e277b in QEventDispatcherGlib::processEvents (this=0x7f1bb0000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f1be6182c4a in QEventLoop::exec (this=this@entry=0x7f1bb81b4c90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f1be5f9e10a in QThread::exec (this=this@entry=0x55d9049e71c0) at thread/qthread.cpp:531
#6  0x00007f1be3d57995 in QQmlThreadPrivate::run (this=0x55d9049e71c0) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/qml/qml/ftw/qqmlthread.cpp:152
#7  0x00007f1be5f9f8b2 in QThreadPrivate::start (arg=0x55d9049e71c0) at thread/qthread_unix.cpp:360
#8  0x00007f1be1327569 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f1be589d9ef in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f1bc1106700 (LWP 5394)):
#0  0x00007f1bdec98716 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f1bdec990db in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f1bdec992bc in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f1be61e277b in QEventDispatcherGlib::processEvents (this=0x7f1bbc000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f1be6182c4a in QEventLoop::exec (this=this@entry=0x7f1bc1105c90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f1be5f9e10a in QThread::exec (this=this@entry=0x55d90462e730) at thread/qthread.cpp:531
#6  0x00007f1be3d57995 in QQmlThreadPrivate::run (this=0x55d90462e730) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/qml/qml/ftw/qqmlthread.cpp:152
#7  0x00007f1be5f9f8b2 in QThreadPrivate::start (arg=0x55d90462e730) at thread/qthread_unix.cpp:360
#8  0x00007f1be1327569 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f1be589d9ef in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f1bceb10700 (LWP 5392)):
#0  0x00007f1be589319b in poll () from /lib64/libc.so.6
#1  0x00007f1bdec991a9 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f1bdec992bc in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f1be61e277b in QEventDispatcherGlib::processEvents (this=0x7f1bc8000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f1be6182c4a in QEventLoop::exec (this=this@entry=0x7f1bceb0fc80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f1be5f9e10a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007f1be665adb5 in ?? () from /usr/lib64/libQt5DBus.so.5
#7  0x00007f1be5f9f8b2 in QThreadPrivate::start (arg=0x7f1be68d2d80) at thread/qthread_unix.cpp:360
#8  0x00007f1be1327569 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f1be589d9ef in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f1bd6226700 (LWP 5391)):
#0  0x00007f1be589319b in poll () from /lib64/libc.so.6
#1  0x00007f1be0eec307 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007f1be0eedf3a in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007f1bd9019940 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f1be5f9f8b2 in QThreadPrivate::start (arg=0x55d9042d9e80) at thread/qthread_unix.cpp:360
#5  0x00007f1be1327569 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f1be589d9ef in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f1bea395ec0 (LWP 5390)):
[KCrash Handler]
#6  QQuickWindowPrivate::dirtyItem (this=0x55d9000a0000) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/quick/items/qquickwindow.cpp:1158
#7  0x00007f1be42f2685 in QQuickItemPrivate::dirty (this=<optimized out>, type=<optimized out>) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/quick/items/qquickitem.cpp:6135
#8  0x00007f1be42f2ade in QQuickItem::update (this=<optimized out>) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/quick/items/qquickitem.cpp:4439
#9  0x00007f1be4357012 in QQuickText::setColor (this=0x55d906b0d340, color=...) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/quick/items/qquicktext.cpp:1720
#10 0x00007f1be435fa35 in QQuickText::qt_static_metacall (_o=_o@entry=0x55d906b0d340, _c=_c@entry=QMetaObject::WriteProperty, _id=_id@entry=2, _a=_a@entry=0x7ffcef7582a0) at .moc/moc_qquicktext_p.cpp:884
#11 0x00007f1be435fec3 in QQuickText::qt_metacall (this=this@entry=0x55d906b0d340, _c=_c@entry=QMetaObject::WriteProperty, _id=2, _a=_a@entry=0x7ffcef7582a0) at .moc/moc_qquicktext_p.cpp:966
#12 0x00007f1bd46e57b5 in QQuickLabel::qt_metacall (this=0x55d906b0d340, _c=QMetaObject::WriteProperty, _id=<optimized out>, _a=0x7ffcef7582a0) at .moc/moc_qquicklabel_p.cpp:318
#13 0x00007f1be3d37466 in QV4::QQmlValueTypeWrapper::write (this=this@entry=0x7f1baeb434c8, target=0x55d906b0d340, propertyIndex=46) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/qml/qml/qqmlvaluetypewrapper.cpp:331
#14 0x00007f1be3d2ff64 in GenericBinding<0>::write (this=0x55d906b0dd20, result=..., isUndefined=<optimized out>, flags=...) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/qml/qml/qqmlbinding.cpp:318
#15 0x00007f1be3d310b7 in QQmlNonbindingBinding::doUpdate (this=0x55d906b0dd20, watcher=..., flags=..., scope=...) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/qml/qml/qqmlbinding.cpp:249
#16 0x00007f1be3d2d683 in QQmlBinding::update (this=0x55d906b0dd20, flags=...) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/qml/qml/qqmlbinding.cpp:185
#17 0x00007f1be3d06d82 in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x0) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/qml/qml/qqmlnotifier.cpp:104
#18 0x00007f1be3cae0d9 in QQmlData::signalEmitted (object=0x55d906b23830, index=<optimized out>, a=0x0) at /usr/src/debug/libqt5-qtdeclarative-5.13.1-lp151.2.1.x86_64/src/qml/qml/qqmlengine.cpp:887
#19 0x00007f1be61b4cd7 in QMetaObject::activate (sender=0x55d906b23830, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3678
#20 0x00007f1be61b5b77 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f1bbb9b6960 <Kirigami::PlatformTheme::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3660
#21 0x00007f1bbb7a6f70 in Kirigami::PlatformTheme::colorsChanged (this=<optimized out>) at /usr/src/debug/kirigami2-5.63.0-lp151.96.1.x86_64/build/src/libkirigami/KF5Kirigami2_autogen/include/moc_platformtheme.cpp:399
#22 0x00007f1bbb7a7c50 in Kirigami::PlatformThemePrivate::<lambda()>::operator() (__closure=0x55d9068cf1d0) at /usr/src/debug/kirigami2-5.63.0-lp151.96.1.x86_64/src/libkirigami/platformtheme.cpp:191
#23 QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, Kirigami::PlatformThemePrivate::emitCompressedColorChanged()::<lambda()> >::call (arg=<optimized out>, f=...) at /usr/include/qt5/QtCore/qobjectdefs_impl.h:146
#24 QtPrivate::Functor<Kirigami::PlatformThemePrivate::emitCompressedColorChanged()::<lambda()>, 0>::call<QtPrivate::List<>, void> (arg=<optimized out>, f=...) at /usr/include/qt5/QtCore/qobjectdefs_impl.h:256
#25 QtPrivate::QFunctorSlotObject<Kirigami::PlatformThemePrivate::emitCompressedColorChanged()::<lambda()>, 0, QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=<optimized out>, this_=0x55d9068cf1c0, r=<optimized out>, a=<optimized out>, ret=<optimized out>) at /usr/include/qt5/QtCore/qobjectdefs_impl.h:439
#26 0x00007f1be61b6012 in QObject::event (this=0x55d906b23830, e=<optimized out>) at kernel/qobject.cpp:1260
#27 0x00007f1be724903c in QApplicationPrivate::notify_helper (this=this@entry=0x55d9042b38a0, receiver=receiver@entry=0x55d906b23830, e=e@entry=0x55d9067f1660) at kernel/qapplication.cpp:3703
#28 0x00007f1be7250640 in QApplication::notify (this=0x7ffcef75a630, receiver=0x55d906b23830, e=0x55d9067f1660) at kernel/qapplication.cpp:3449
#29 0x00007f1be6184ae8 in QCoreApplication::notifyInternal2 (receiver=0x55d906b23830, event=0x55d9067f1660) at kernel/qcoreapplication.cpp:1095
#30 0x00007f1be6184cbe in QCoreApplication::sendEvent (receiver=<optimized out>, event=event@entry=0x55d9067f1660) at kernel/qcoreapplication.cpp:1490
#31 0x00007f1be6187407 in QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x55d90428a450) at kernel/qcoreapplication.cpp:1840
#32 0x00007f1be6187998 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1694
#33 0x00007f1be61e3143 in postEventSourceDispatch (s=0x55d90431dfb0) at kernel/qeventdispatcher_glib.cpp:277
#34 0x00007f1bdec98e87 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#35 0x00007f1bdec99230 in ?? () from /usr/lib64/libglib-2.0.so.0
#36 0x00007f1bdec992bc in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#37 0x00007f1be61e275f in QEventDispatcherGlib::processEvents (this=0x55d904326e50, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#38 0x00007f1be6182c4a in QEventLoop::exec (this=this@entry=0x7ffcef75a550, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#39 0x00007f1be618bfc0 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1403
#40 0x000055d902c7dd48 in main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/systemsettings5-5.17.1-lp151.234.1.x86_64/app/main.cpp:71
[Inferior 1 (process 5390) detached]

The reporter indicates this bug may be a duplicate of or related to bug 413274.

Possible duplicates by query: bug 413274, bug 413012, bug 412918, bug 403978, bug 360592.

Reported using DrKonqi