https://bugs.kde.org/show_bug.cgi?id=411794
Bug ID: 411794
Summary: System settings crashes when a change in the new
Display KCM is discarted
Product: systemsettings
Version: unspecified
Platform: unspecified
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: plasma-b...@kde.org
Reporter: bugsefor...@gmx.com
Target Milestone: ---
Application: systemsettings5 (5.16.80)
Qt Version: 5.12.3
Frameworks Version: 5.62.0
Operating System: Linux 5.2.5-050205-generic x86_64
Distribution: KDE neon Unstable Edition
-- Information about the crash:
- What I was doing when the application crashed:
open system settings > display and monitor
use the slider to change the display scale
try to close system settings
click "Discard" button... crash
The crash can be reproduced every time.
-- 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 0x7f8ce265f800 (LWP 3680))]
Thread 7 (Thread 0x7f8cab09a700 (LWP 3695)):
#0 0x00007f8cddbb50b4 in __GI___libc_read (fd=29, buf=0x7f8cab099bde,
nbytes=10) at ../sysdeps/unix/sysv/linux/read.c:27
#1 0x00007f8cbd71a021 in pa_read () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#2 0x00007f8cbdb9da2e in pa_mainloop_prepare () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#3 0x00007f8cbdb9e4a0 in pa_mainloop_iterate () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#4 0x00007f8cbdb9e560 in pa_mainloop_run () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#5 0x00007f8cbdbac3c9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6 0x00007f8cbd749318 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#7 0x00007f8cd93fe6db in start_thread (arg=0x7f8cab09a700) at
pthread_create.c:463
#8 0x00007f8cddbc688f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 6 (Thread 0x7f8cabd1c700 (LWP 3694)):
#0 0x00007f8cddbb50b4 in __GI___libc_read (fd=22,
buf=buf@entry=0x7f8cabd1bb90, nbytes=nbytes@entry=16) at
../sysdeps/unix/sysv/linux/read.c:27
#1 0x00007f8cd70842d0 in read (__nbytes=16, __buf=0x7f8cabd1bb90,
__fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2 g_wakeup_acknowledge (wakeup=0x7f8ca4003590) at
../../../../glib/gwakeup.c:210
#3 0x00007f8cd703f0b7 in g_main_context_check
(context=context@entry=0x7f8c9c000bf0, max_priority=2147483647,
fds=fds@entry=0x7f8c9c003ce0, n_fds=n_fds@entry=1) at
../../../../glib/gmain.c:3680
#4 0x00007f8cd703f570 in g_main_context_iterate
(context=context@entry=0x7f8c9c000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../../glib/gmain.c:3899
#5 0x00007f8cd703f6dc in g_main_context_iteration (context=0x7f8c9c000bf0,
may_block=may_block@entry=1) at ../../../../glib/gmain.c:3963
#6 0x00007f8cde4fcdcb in QEventDispatcherGlib::processEvents
(this=0x7f8c9c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#7 0x00007f8cde49e03a in QEventLoop::exec (this=this@entry=0x7f8cabd1bda0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#8 0x00007f8cde2c54ca in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:531
#9 0x00007f8cde2c6c72 in QThreadPrivate::start (arg=0x7f8ca4009000) at
thread/qthread_unix.cpp:361
#10 0x00007f8cd93fe6db in start_thread (arg=0x7f8cabd1c700) at
pthread_create.c:463
#11 0x00007f8cddbc688f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7f8cac51d700 (LWP 3688)):
#0 0x00007f8cde4fd483 in postEventSourceCheck (source=0x7f8ca40047a0) at
kernel/qeventdispatcher_glib.cpp:268
#1 0x00007f8cd703efe1 in g_main_context_check
(context=context@entry=0x7f8ca4000bf0, max_priority=2147483647,
fds=fds@entry=0x7f8ca40049b0, n_fds=n_fds@entry=1) at
../../../../glib/gmain.c:3735
#2 0x00007f8cd703f570 in g_main_context_iterate
(context=context@entry=0x7f8ca4000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../../glib/gmain.c:3899
#3 0x00007f8cd703f6dc in g_main_context_iteration (context=0x7f8ca4000bf0,
may_block=may_block@entry=1) at ../../../../glib/gmain.c:3963
#4 0x00007f8cde4fcdcb in QEventDispatcherGlib::processEvents
(this=0x7f8ca4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5 0x00007f8cde49e03a in QEventLoop::exec (this=this@entry=0x7f8cac51cda0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#6 0x00007f8cde2c54ca in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:531
#7 0x00007f8cde2c6c72 in QThreadPrivate::start (arg=0x55b8b83d3c90) at
thread/qthread_unix.cpp:361
#8 0x00007f8cd93fe6db in start_thread (arg=0x7f8cac51d700) at
pthread_create.c:463
#9 0x00007f8cddbc688f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7f8cb6eed700 (LWP 3685)):
#0 0x00007f8cddbb50b4 in __GI___libc_read (fd=10,
buf=buf@entry=0x7f8cb6eecb70, nbytes=nbytes@entry=16) at
../sysdeps/unix/sysv/linux/read.c:27
#1 0x00007f8cd70842d0 in read (__nbytes=16, __buf=0x7f8cb6eecb70,
__fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2 g_wakeup_acknowledge (wakeup=0x7f8cc8003db0) at
../../../../glib/gwakeup.c:210
#3 0x00007f8cd703f0b7 in g_main_context_check
(context=context@entry=0x7f8cb0000bf0, max_priority=2147483647,
fds=fds@entry=0x7f8cb0004e00, n_fds=n_fds@entry=1) at
../../../../glib/gmain.c:3680
#4 0x00007f8cd703f570 in g_main_context_iterate
(context=context@entry=0x7f8cb0000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../../glib/gmain.c:3899
#5 0x00007f8cd703f6dc in g_main_context_iteration (context=0x7f8cb0000bf0,
may_block=may_block@entry=1) at ../../../../glib/gmain.c:3963
#6 0x00007f8cde4fcdcb in QEventDispatcherGlib::processEvents
(this=0x7f8cb0000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#7 0x00007f8cde49e03a in QEventLoop::exec (this=this@entry=0x7f8cb6eecd80,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#8 0x00007f8cde2c54ca in QThread::exec (this=this@entry=0x55b8b392fa30) at
thread/qthread.cpp:531
#9 0x00007f8cdc07e115 in QQmlThreadPrivate::run (this=0x55b8b392fa30) at
qml/ftw/qqmlthread.cpp:148
#10 0x00007f8cde2c6c72 in QThreadPrivate::start (arg=0x55b8b392fa30) at
thread/qthread_unix.cpp:361
#11 0x00007f8cd93fe6db in start_thread (arg=0x7f8cb6eed700) at
pthread_create.c:463
#12 0x00007f8cddbc688f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f8cc4b6a700 (LWP 3682)):
#0 0x00007f8cd94049f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55b8b353c548) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 __pthread_cond_wait_common (abstime=0x0, mutex=0x55b8b353c4f8,
cond=0x55b8b353c520) at pthread_cond_wait.c:502
#2 __pthread_cond_wait (cond=0x55b8b353c520, mutex=0x55b8b353c4f8) at
pthread_cond_wait.c:655
#3 0x00007f8cc5e4e0aa in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4 0x00007f8cc5e4ddd7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5 0x00007f8cd93fe6db in start_thread (arg=0x7f8cc4b6a700) at
pthread_create.c:463
#6 0x00007f8cddbc688f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f8ccdc6c700 (LWP 3681)):
#0 0x00007f8cddbb50b4 in __GI___libc_read (fd=5, buf=buf@entry=0x7f8ccdc6bb60,
nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1 0x00007f8cd70842d0 in read (__nbytes=16, __buf=0x7f8ccdc6bb60,
__fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2 g_wakeup_acknowledge (wakeup=0x55b8b34c15c0) at
../../../../glib/gwakeup.c:210
#3 0x00007f8cd703f0b7 in g_main_context_check
(context=context@entry=0x7f8cc8000bf0, max_priority=2147483647,
fds=fds@entry=0x7f8cc8003ce0, n_fds=n_fds@entry=1) at
../../../../glib/gmain.c:3680
#4 0x00007f8cd703f570 in g_main_context_iterate
(context=context@entry=0x7f8cc8000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../../glib/gmain.c:3899
#5 0x00007f8cd703f6dc in g_main_context_iteration (context=0x7f8cc8000bf0,
may_block=may_block@entry=1) at ../../../../glib/gmain.c:3963
#6 0x00007f8cde4fcdcb in QEventDispatcherGlib::processEvents
(this=0x7f8cc8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#7 0x00007f8cde49e03a in QEventLoop::exec (this=this@entry=0x7f8ccdc6bd70,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#8 0x00007f8cde2c54ca in QThread::exec (this=this@entry=0x7f8cdebe2d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread.cpp:531
#9 0x00007f8cde96b015 in QDBusConnectionManager::run (this=0x7f8cdebe2d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:178
#10 0x00007f8cde2c6c72 in QThreadPrivate::start (arg=0x7f8cdebe2d80 <(anonymous
namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:361
#11 0x00007f8cd93fe6db in start_thread (arg=0x7f8ccdc6c700) at
pthread_create.c:463
#12 0x00007f8cddbc688f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f8ce265f800 (LWP 3680)):
[KCrash Handler]
#7 QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData>
>::operator-> (this=0x459) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qscopedpointer.h:118
#8 qGetPtrHelper<QScopedPointer<QObjectData,
QScopedPointerDeleter<QObjectData> > > (ptr=...) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qglobal.h:1038
#9 QQuickWindow::d_func (this=0x451) at items/qquickwindow.h:78
#10 QQuickWindow::maybeUpdate (this=0x451) at items/qquickwindow.cpp:3569
#11 0x00007f8cdc618f09 in QQuickWindowPrivate::dirtyItem (this=<optimized out>)
at items/qquickwindow.cpp:1146
#12 0x00007f8cdc5ff5a5 in QQuickItemPrivate::dirty (this=<optimized out>,
type=<optimized out>) at items/qquickitem.cpp:6133
#13 0x00007f8cdc6052dc in QQuickItem::setZ (this=0x55b8b85024e0, v=<optimized
out>) at items/qquickitem.cpp:5534
#14 0x00007f8cdc610ba5 in QQuickItem::qt_static_metacall
(_o=_o@entry=0x55b8b85024e0, _c=_c@entry=QMetaObject::WriteProperty,
_id=_id@entry=6, _a=_a@entry=0x7ffcd61cd8d0) at .moc/moc_qquickitem.cpp:959
#15 0x00007f8cdc611113 in QQuickItem::qt_metacall
(this=this@entry=0x55b8b85024e0, _c=_c@entry=QMetaObject::WriteProperty, _id=6,
_a=_a@entry=0x7ffcd61cd8d0) at .moc/moc_qquickitem.cpp:1037
#16 0x00007f8cdc616895 in QQuickRectangle::qt_metacall (this=0x55b8b85024e0,
_c=QMetaObject::WriteProperty, _id=<optimized out>, _a=0x7ffcd61cd8d0) at
.moc/moc_qquickrectangle_p.cpp:681
#17 0x00007f8cdbfcbf3e in QQmlVMEMetaObject::metaCall (this=0x55b8b85017c0,
o=<optimized out>, c=QMetaObject::WriteProperty, _id=7, a=0x7ffcd61cd8d0) at
qml/qqmlvmemetaobject.cpp:981
#18 0x00007f8cdbf2b9b3 in QV4::QObjectWrapper::setProperty
(engine=engine@entry=0x55b8b392ea40, object=object@entry=0x55b8b85024e0,
property=0x7f8cb0098f68, value=...) at jsruntime/qv4qobjectwrapper.cpp:536
#19 0x00007f8cdbf2c4ee in QV4::QObjectWrapper::setQmlProperty
(engine=engine@entry=0x55b8b392ea40,
qmlContext=qmlContext@entry=0x55b8b8502420, object=0x55b8b85024e0,
name=<optimized out>,
revisionMode=revisionMode@entry=QV4::QObjectWrapper::CheckRevision, value=...)
at jsruntime/qv4qobjectwrapper.cpp:437
#20 0x00007f8cdbf01fb7 in QV4::QQmlContextWrapper::virtualPut (m=<optimized
out>, id=..., value=..., receiver=<optimized out>) at
jsruntime/qv4qmlcontext.cpp:431
#21 0x00007f8cdbea76b8 in QV4::Object::put (receiver=0x7f8cb62ae688, v=...,
name=0x7f8cb62ae680, this=0x7f8cb62ae688) at jsruntime/qv4object_p.h:318
#22 QV4::ExecutionContext::setProperty (this=<optimized out>,
name=0x7f8cb62ae680, value=...) at jsruntime/qv4context.cpp:311
#23 0x00007f8cdbfa8768 in QV4::Runtime::method_storeNameSloppy
(engine=0x55b8b392ea40, nameIndex=<optimized out>, value=...) at
jsruntime/qv4runtime.cpp:959
#24 0x00007f8cdbf43e31 in QV4::Moth::VME::interpret (frame=0x7ffcd61cdc60,
engine=0x55b8b392ea40, code=0x7f8cbbe2a603 "\016\002") at
jsruntime/qv4vme_moth.cpp:576
#25 0x00007f8cdbf48406 in QV4::Moth::VME::exec
(frame=frame@entry=0x7ffcd61cdc60, engine=engine@entry=0x55b8b392ea40) at
jsruntime/qv4vme_moth.cpp:441
#26 0x00007f8cdbed752b in QV4::Function::call (this=this@entry=0x55b8b85b1550,
thisObject=thisObject@entry=0x7f8cb62ae600, argv=argv@entry=0x7f8cb62ae618,
argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:68
#27 0x00007f8cdc04a5f7 in QQmlJavaScriptExpression::evaluate
(this=this@entry=0x55b8b85ca010, callData=callData@entry=0x7f8cb62ae5e8,
isUndefined=isUndefined@entry=0x0) at qml/qqmljavascriptexpression.cpp:211
#28 0x00007f8cdbfee8e9 in QQmlBoundSignalExpression::evaluate
(this=this@entry=0x55b8b85ca010, a=a@entry=0x0) at qml/qqmlboundsignal.cpp:225
#29 0x00007f8cdbfefc6b in QQmlBoundSignal_callback (e=0x55b8b85c9fc0, a=0x0) at
qml/qqmlboundsignal.cpp:358
#30 0x00007f8cdc02ac12 in QQmlNotifier::emitNotify (endpoint=<optimized out>,
a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#31 0x00007f8cdbfd08e9 in QQmlData::signalEmitted (object=0x55b8b85024e0,
index=<optimized out>, a=0x0) at qml/qqmlengine.cpp:883
#32 0x00007f8cde4cf0af in QMetaObject::activate (sender=0x55b8b85024e0,
signalOffset=<optimized out>, local_signal_index=<optimized out>,
argv=argv@entry=0x0) at kernel/qobject.cpp:3664
#33 0x00007f8cdbfcac35 in QQmlVMEMetaObject::activate
(this=this@entry=0x55b8b85017c0, object=<optimized out>, index=index@entry=50,
args=args@entry=0x0) at qml/qqmlvmemetaobject.cpp:1246
#34 0x00007f8cdbfcc750 in QQmlVMEMetaObject::metaCall (this=0x55b8b85017c0,
o=<optimized out>, c=<optimized out>, _id=<optimized out>, a=<optimized out>)
at qml/qqmlvmemetaobject.cpp:839
#35 0x00007f8cdc054755 in QQmlPropertyData::writeProperty (flags=...,
value=<optimized out>, target=<optimized out>, this=<optimized out>) at
../../include/QtQml/5.12.3/QtQml/private/../../../../../src/qml/qml/qqmlpropertycache_p.h:350
#36 GenericBinding<1>::doStore<bool> (flags=..., pd=<optimized out>,
value=<optimized out>, this=<optimized out>) at qml/qqmlbinding.cpp:332
#37 GenericBinding<1>::write (this=0x55b8b85b5170, result=...,
isUndefined=<optimized out>, flags=...) at qml/qqmlbinding.cpp:296
#38 0x00007f8cdc055127 in QQmlNonbindingBinding::doUpdate (this=0x55b8b85b5170,
watcher=..., flags=..., scope=...) at qml/qqmlbinding.cpp:249
#39 0x00007f8cdc0516f3 in QQmlBinding::update (this=0x55b8b85b5170, flags=...)
at qml/qqmlbinding.cpp:185
#40 0x00007f8cdc02ac12 in QQmlNotifier::emitNotify (endpoint=<optimized out>,
a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#41 0x00007f8cdbfd08e9 in QQmlData::signalEmitted (object=0x55b8b3942b50,
index=<optimized out>, a=0x0) at qml/qqmlengine.cpp:883
#42 0x00007f8cde4cf0af in QMetaObject::activate (sender=0x55b8b3942b50,
signalOffset=<optimized out>, local_signal_index=<optimized out>,
argv=argv@entry=0x0) at kernel/qobject.cpp:3664
#43 0x00007f8cdbfcac35 in QQmlVMEMetaObject::activate
(this=this@entry=0x55b8b396cff0, object=<optimized out>, index=index@entry=108,
args=args@entry=0x0) at qml/qqmlvmemetaobject.cpp:1246
#44 0x00007f8cdbfcc750 in QQmlVMEMetaObject::metaCall (this=0x55b8b396cff0,
o=<optimized out>, c=<optimized out>, _id=<optimized out>, a=<optimized out>)
at qml/qqmlvmemetaobject.cpp:839
#45 0x00007f8cdc05456d in QQmlPropertyData::writeProperty (flags=...,
value=<optimized out>, target=<optimized out>, this=<optimized out>) at
../../include/QtQml/5.12.3/QtQml/private/../../../../../src/qml/qml/qqmlpropertycache_p.h:350
#46 GenericBinding<2>::doStore<int> (flags=..., pd=<optimized out>,
value=<optimized out>, this=<optimized out>) at qml/qqmlbinding.cpp:332
#47 GenericBinding<2>::write (this=0x55b8b6e11cb0, result=...,
isUndefined=<optimized out>, flags=...) at qml/qqmlbinding.cpp:301
#48 0x00007f8cdc055127 in QQmlNonbindingBinding::doUpdate (this=0x55b8b6e11cb0,
watcher=..., flags=..., scope=...) at qml/qqmlbinding.cpp:249
#49 0x00007f8cdc0516f3 in QQmlBinding::update (this=0x55b8b6e11cb0, flags=...)
at qml/qqmlbinding.cpp:185
#50 0x00007f8cdbf2c0e9 in QV4::QObjectWrapper::setProperty
(engine=engine@entry=0x55b8b392ea40, object=object@entry=0x55b8b3942b50,
property=0x7f8cb029a198, value=...) at jsruntime/qv4qobjectwrapper.cpp:482
#51 0x00007f8cdbf2c4ee in QV4::QObjectWrapper::setQmlProperty
(engine=0x55b8b392ea40, qmlContext=<optimized out>, object=0x55b8b3942b50,
name=<optimized out>, revisionMode=QV4::QObjectWrapper::IgnoreRevision,
value=...) at jsruntime/qv4qobjectwrapper.cpp:437
#52 0x00007f8cdbf2c689 in QV4::QObjectWrapper::virtualPut (m=0x7f8cb62ae598,
id=..., value=..., receiver=0x7f8cb62ae598) at
jsruntime/qv4qobjectwrapper.cpp:723
#53 0x00007f8cdbea8ce9 in QV4::Object::put (receiver=0x7f8cb62ae598, v=...,
name=0x7f8cb62ae5a0, this=0x7f8cb62ae5a0) at jsruntime/qv4object_p.h:318
#54 QV4::Lookup::setterFallback (l=<optimized out>, engine=0x55b8b392ea40,
object=..., value=...) at jsruntime/qv4lookup.cpp:498
#55 0x00007f8cdbf43a41 in QV4::Moth::VME::interpret (frame=0x7ffcd61d1e00,
engine=0x55b8b392ea40, code=0x7f8ccc014404 "\016\002") at
jsruntime/qv4vme_moth.cpp:630
#56 0x00007f8cdbf48406 in QV4::Moth::VME::exec
(frame=frame@entry=0x7ffcd61d1e00, engine=engine@entry=0x55b8b392ea40) at
jsruntime/qv4vme_moth.cpp:441
#57 0x00007f8cdbed752b in QV4::Function::call (this=this@entry=0x55b8b3bb5ba0,
thisObject=thisObject@entry=0x7f8cb62ae4f0, argv=argv@entry=0x7f8cb62ae508,
argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:68
#58 0x00007f8cdc04a5f7 in QQmlJavaScriptExpression::evaluate
(this=this@entry=0x55b8b3bcb070, callData=callData@entry=0x7f8cb62ae4d8,
isUndefined=isUndefined@entry=0x0) at qml/qqmljavascriptexpression.cpp:211
#59 0x00007f8cdbfee8e9 in QQmlBoundSignalExpression::evaluate
(this=this@entry=0x55b8b3bcb070, a=a@entry=0x0) at qml/qqmlboundsignal.cpp:225
#60 0x00007f8cdbfefc6b in QQmlBoundSignal_callback (e=0x55b8b3bcaff0, a=0x0) at
qml/qqmlboundsignal.cpp:358
#61 0x00007f8cdc02ac12 in QQmlNotifier::emitNotify (endpoint=<optimized out>,
a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#62 0x00007f8cdbfd08e9 in QQmlData::signalEmitted (object=0x55b8b3bc6c30,
index=<optimized out>, a=0x0) at qml/qqmlengine.cpp:883
#63 0x00007f8cde4cf0af in QMetaObject::activate (sender=0x55b8b3bc6c30,
signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at
kernel/qobject.cpp:3664
#64 0x00007f8ccfda227b in QQuickContainer::setCurrentIndex(int) () from
/usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#65 0x00007f8ccfda29ee in QQuickContainerPrivate::removeItem(int, QQuickItem*)
() from /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#66 0x00007f8cdc6064f6 in QQuickItemPrivate::itemChange
(this=this@entry=0x55b8b68bbdb0,
change=change@entry=QQuickItem::ItemParentHasChanged, data=...) at
items/qquickitem.cpp:6286
#67 0x00007f8cdc60cf37 in QQuickItem::setParentItem (this=0x55b8b83fd170,
parentItem=parentItem@entry=0x0) at items/qquickitem.cpp:2806
#68 0x00007f8cdc72f66f in QQuickRepeater::clear
(this=this@entry=0x55b8b3bca510) at items/qquickrepeater.cpp:381
#69 0x00007f8cdc72f876 in QQuickRepeater::setModel (this=0x55b8b3bca510, m=...)
at items/qquickrepeater.cpp:207
#70 0x00007f8cdc731985 in QQuickRepeater::qt_static_metacall (_o=<optimized
out>, _c=<optimized out>, _id=0, _a=<optimized out>) at
.moc/moc_qquickrepeater_p.cpp:224
#71 0x00007f8cdbfe3122 in QQmlPropertyData::writeProperty
(this=this@entry=0x7f8cb024dc18, target=target@entry=0x55b8b3bca510,
value=value@entry=0x7ffcd61d4000, flags=...) at
../../include/QtQml/5.12.3/QtQml/private/../../../../../src/qml/qml/qqmlpropertycache_p.h:346
#72 0x00007f8cdbfe06ac in QQmlPropertyPrivate::write (object=<optimized out>,
property=..., value=..., context=<optimized out>, flags=...) at
qml/qqmlproperty.cpp:1268
#73 0x00007f8cdbfe1aec in QQmlPropertyPrivate::writeValueProperty
(object=<optimized out>, core=..., valueTypeData=..., value=...,
context=<optimized out>, flags=..., flags@entry=...) at
qml/qqmlproperty.cpp:1185
#74 0x00007f8cdc05283c in QQmlBinding::slowWrite
(this=this@entry=0x55b8b3bc6f60, core=..., valueTypeData=..., result=...,
isUndefined=isUndefined@entry=false, flags=..., flags@entry=...) at
qml/qqmlbinding.cpp:459
#75 0x00007f8cdc053b38 in GenericBinding<0>::write (this=0x55b8b3bc6f60,
result=..., isUndefined=<optimized out>, flags=...) at qml/qqmlbinding.cpp:325
#76 0x00007f8cdc055127 in QQmlNonbindingBinding::doUpdate (this=0x55b8b3bc6f60,
watcher=..., flags=..., scope=...) at qml/qqmlbinding.cpp:249
#77 0x00007f8cdc0516f3 in QQmlBinding::update (this=0x55b8b3bc6f60, flags=...)
at qml/qqmlbinding.cpp:185
#78 0x00007f8cdc02ac12 in QQmlNotifier::emitNotify (endpoint=<optimized out>,
a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#79 0x00007f8cdbfd08e9 in QQmlData::signalEmitted (object=0x55b8b37aff30,
index=<optimized out>, a=0x0) at qml/qqmlengine.cpp:883
#80 0x00007f8cde4cf0af in QMetaObject::activate (sender=0x55b8b37aff30,
signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at
kernel/qobject.cpp:3664
#81 0x00007f8cde4cf98f in QtPrivate::QSlotObjectBase::call (a=0x7ffcd61d5dc0,
r=0x55b8b37aff30, this=0x55b8b6d72e50) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#82 QMetaObject::activate (sender=0x55b8b8585b70, signalOffset=<optimized out>,
local_signal_index=<optimized out>, argv=<optimized out>) at
kernel/qobject.cpp:3776
#83 0x00007f8cbbe610af in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/kcms/kcm_kscreen.so
#84 0x00007f8cbbe63c9f in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/kcms/kcm_kscreen.so
#85 0x00007f8cde4cf98f in QtPrivate::QSlotObjectBase::call (a=0x7ffcd61d6090,
r=0x55b8b37aff30, this=0x55b8b84041f0) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#86 QMetaObject::activate (sender=0x55b8b69eac20, signalOffset=<optimized out>,
local_signal_index=<optimized out>, argv=<optimized out>) at
kernel/qobject.cpp:3776
#87 0x00007f8cb6f2ab9f in
KScreen::ConfigOperation::finished(KScreen::ConfigOperation*) () from
/usr/lib/x86_64-linux-gnu/libKF5Screen.so.7
#88 0x00007f8cb6f0a648 in ?? () from
/usr/lib/x86_64-linux-gnu/libKF5Screen.so.7
#89 0x00007f8cde4d03e2 in QObject::event (this=0x55b8b83d7940, e=<optimized
out>) at kernel/qobject.cpp:1260
#90 0x00007f8cdf52a65c in QApplicationPrivate::notify_helper
(this=this@entry=0x55b8b34848c0, receiver=receiver@entry=0x55b8b83d7940,
e=e@entry=0x55b8b37bb200) at kernel/qapplication.cpp:3736
#91 0x00007f8cdf531b90 in QApplication::notify (this=0x7ffcd61d6740,
receiver=0x55b8b83d7940, e=0x55b8b37bb200) at kernel/qapplication.cpp:3483
#92 0x00007f8cde49fd18 in QCoreApplication::notifyInternal2
(receiver=0x55b8b83d7940, event=0x55b8b37bb200) at
kernel/qcoreapplication.cpp:1060
#93 0x00007f8cde49feee in QCoreApplication::sendEvent (receiver=<optimized
out>, event=event@entry=0x55b8b37bb200) at kernel/qcoreapplication.cpp:1450
#94 0x00007f8cde4a28d7 in QCoreApplicationPrivate::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0,
data=0x55b8b347bff0) at kernel/qcoreapplication.cpp:1799
#95 0x00007f8cde4a2e78 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1653
#96 0x00007f8cde4fd793 in postEventSourceDispatch (s=s@entry=0x55b8b34b9c70) at
kernel/qeventdispatcher_glib.cpp:276
#97 0x00007f8cd703f417 in g_main_dispatch (context=0x55b8b34c7db0) at
../../../../glib/gmain.c:3176
#98 g_main_context_dispatch (context=context@entry=0x55b8b34c7db0) at
../../../../glib/gmain.c:3829
#99 0x00007f8cd703f650 in g_main_context_iterate
(context=context@entry=0x55b8b34c7db0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../../glib/gmain.c:3902
#100 0x00007f8cd703f6dc in g_main_context_iteration (context=0x55b8b34c7db0,
may_block=may_block@entry=1) at ../../../../glib/gmain.c:3963
#101 0x00007f8cde4fcdaf in QEventDispatcherGlib::processEvents
(this=0x55b8b34bcc00, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#102 0x00007f8cde49e03a in QEventLoop::exec (this=this@entry=0x7ffcd61d6660,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#103 0x00007f8cde4a7170 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1363
#104 0x000055b8b2348218 in main (argc=<optimized out>, argv=<optimized out>) at
./app/main.cpp:71
Possible duplicates by query: bug 411468, bug 411378, bug 411089, bug 410786,
bug 409794.
Reported using DrKonqi
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