Application: systemsettings5 (5.4.0)

Qt Version: 5.4.2
Operating System: Linux 4.1.0-3-generic x86_64
Distribution: Ubuntu Wily Werewolf (development branch)

-- Information about the crash:
- When i was opening the window decorations from system settings, it's crashed. This is happening after when i modified the windows open-close-minimize from right to left in the windows

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 0x7f346bcff800 (LWP 1568))]

Thread 5 (Thread 0x7f345a892700 (LWP 1569)):
#0  0x00007f34684c48dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f34661d0bd2 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f34661d274f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f345cde09e9 in QXcbEventReader::run (this=0x984f10) at qxcbconnection.cpp:1105
#4  0x00007f3468bb625e in QThreadPrivate::start (arg=0x984f10) at thread/qthread_unix.cpp:337
#5  0x00007f346595a6aa in start_thread (arg=0x7f345a892700) at pthread_create.c:333
#6  0x00007f34684cfeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f344b75d700 (LWP 1570)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f344e9114ea in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2  0x00007f344e910c57 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3  0x00007f346595a6aa in start_thread (arg=0x7f344b75d700) at pthread_create.c:333
#4  0x00007f34684cfeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f3447294700 (LWP 1573)):
#0  0x00007f34684c48dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f346543b17c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f346543b28c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3468dece1b in QEventDispatcherGlib::processEvents (this=0x7f34400008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007f3468d932da in QEventLoop::exec (this=this@entry=0x7f3447293da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3468bb1374 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3467539f85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3468bb625e in QThreadPrivate::start (arg=0xda0370) at thread/qthread_unix.cpp:337
#8  0x00007f346595a6aa in start_thread (arg=0x7f3447294700) at pthread_create.c:333
#9  0x00007f34684cfeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f343fb1e700 (LWP 1574)):
#0  0x00007f34684c48dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f346543b17c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f346543b28c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3468dece1b in QEventDispatcherGlib::processEvents (this=0x7f34380008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007f3468d932da in QEventLoop::exec (this=this@entry=0x7f343fb1dda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3468bb1374 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3467539f85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3468bb625e in QThreadPrivate::start (arg=0x10eda90) at thread/qthread_unix.cpp:337
#8  0x00007f346595a6aa in start_thread (arg=0x7f343fb1e700) at pthread_create.c:333
#9  0x00007f34684cfeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f346bcff800 (LWP 1568)):
[KCrash Handler]
#6  0x0000000000c00000 in ?? ()
#7  0x00007f344774e941 in KDecoration2::Decoration::update(QRect const&) () from /usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#8  0x00007f344774e9bb in KDecoration2::Decoration::update() () from /usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#9  0x00007f343fdd8b0d in Breeze::Decoration::setOpacity (this=this@entry=0x108c0e0, value=<optimized out>) at ../../kdecoration/breezedecoration.cpp:98
#10 0x00007f343fdf5398 in Breeze::Decoration::qt_metacall (this=0x108c0e0, _c=QMetaObject::WriteProperty, _id=0, _a=0x7ffe6eaccbb0) at moc_breezedecoration.cpp:150
#11 0x00007f3468b972ba in QPropertyAnimationPrivate::updateProperty (newValue=..., this=0x10a5bf0) at animation/qpropertyanimation.cpp:135
#12 QPropertyAnimation::updateCurrentValue (this=<optimized out>, value=...) at animation/qpropertyanimation.cpp:242
#13 0x00007f3468b932c8 in QVariantAnimationPrivate::setCurrentValueForProgress (this=this@entry=0x10a5bf0, progress=progress@entry=0) at animation/qvariantanimation.cpp:290
#14 0x00007f3468b939c7 in QVariantAnimationPrivate::recalculateCurrentInterval (this=0x10a5bf0, force=<optimized out>) at animation/qvariantanimation.cpp:275
#15 0x00007f3468b903df in QAbstractAnimation::setCurrentTime (this=0x10a2890, msecs=0) at animation/qabstractanimation.cpp:1321
#16 0x00007f3468b906dd in QAnimationTimer::updateAnimationsTime (delta=151, this=0xa9fd10) at animation/qabstractanimation.cpp:606
#17 QUnifiedTimer::updateAnimationTimers (this=0xbbd5e0) at animation/qabstractanimation.cpp:323
#18 0x00007f3467573909 in QAbstractAnimationJob::setState(QAbstractAnimationJob::State) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#19 0x00007f346789abb5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#20 0x00007f34678edc04 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#21 0x00007f34678a2763 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007f346780415a in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007f3467808446 in QQuickItem::setWidth(double) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#24 0x00007f3467814827 in QQuickItem::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#25 0x00007f34674b8475 in QQmlPropertyPrivate::writeBinding(QObject*, QQmlPropertyData const&, QQmlContextData*, QQmlJavaScriptExpression*, QV4::ValueRef, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#26 0x00007f34675299ec in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#27 0x00007f346752a14e in QQmlBinding::expressionChanged(QQmlJavaScriptExpression*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#28 0x00007f3467504507 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#29 0x00007f34675044ce in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#30 0x00007f34674a40fc in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#31 0x00007f3468dc5c10 in QMetaObject::activate (sender=0xeeb400, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3603
#32 0x00007f34678041e8 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#33 0x00007f346789978c in QQuickFlickable::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#34 0x00007f3467808f44 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#35 0x00007f34677ff0b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#36 0x00007f3467800ed2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#37 0x00007f346780415a in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#38 0x00007f3467808f44 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#39 0x00007f34677ff0b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#40 0x00007f3467800ed2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#41 0x00007f346780415a in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#42 0x00007f3467808f44 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#43 0x00007f34677ff0b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#44 0x00007f3467800ed2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#45 0x00007f346780415a in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#46 0x00007f3467808f44 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#47 0x00007f34677ff0b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#48 0x00007f3467800ed2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#49 0x00007f346780415a in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#50 0x00007f3467808f44 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#51 0x00007f34677ff0b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#52 0x00007f3467800ed2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#53 0x00007f346780415a in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#54 0x00007f3467808f44 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#55 0x00007f3446104d44 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/Layouts/libqquicklayoutsplugin.so
#56 0x00007f3469f1b6da in QGridLayoutEngine::setGeometries (this=0xef9798, contentsGeometry=..., styleInfo=<optimized out>) at util/qgridlayoutengine.cpp:1015
#57 0x00007f344610419e in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/Layouts/libqquicklayoutsplugin.so
#58 0x00007f3446104a67 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/Layouts/libqquicklayoutsplugin.so
#59 0x00007f3467808f44 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#60 0x00007f34677ff0b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#61 0x00007f3467800ed2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#62 0x00007f346780415a in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#63 0x00007f34678087b6 in QQuickItem::setHeight(double) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#64 0x00007f34678c9587 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#65 0x00007f34678cae82 in QQuickView::resizeEvent(QResizeEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#66 0x00007f3469c4d855 in QWindow::event (this=0xd2fe40, ev=<optimized out>) at kernel/qwindow.cpp:2058
#67 0x00007f3467825ff3 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#68 0x00007f346a1f0b8c in QApplicationPrivate::notify_helper (this=this@entry=0x9697b0, receiver=receiver@entry=0xd2fe40, e=e@entry=0x7ffe6eace780) at kernel/qapplication.cpp:3720
#69 0x00007f346a1f6230 in QApplication::notify (this=0x7ffe6eaceb60, receiver=0xd2fe40, e=0x7ffe6eace780) at kernel/qapplication.cpp:3503
#70 0x00007f3468d95a9b in QCoreApplication::notifyInternal (this=0x7ffe6eaceb60, receiver=receiver@entry=0xd2fe40, event=event@entry=0x7ffe6eace780) at kernel/qcoreapplication.cpp:935
#71 0x00007f3469c46491 in QCoreApplication::sendSpontaneousEvent (event=0x7ffe6eace780, receiver=0xd2fe40) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#72 QGuiApplicationPrivate::processExposeEvent (e=0x103d060) at kernel/qguiapplication.cpp:2605
#73 0x00007f3469c4710d in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x103d060) at kernel/qguiapplication.cpp:1638
#74 0x00007f3469c2c648 in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:572
#75 0x00007f345ce0d1e0 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:70
#76 0x00007f346543af87 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#77 0x00007f346543b1e0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#78 0x00007f346543b28c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#79 0x00007f3468decdff in QEventDispatcherGlib::processEvents (this=0x9ad130, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#80 0x00007f3468d932da in QEventLoop::exec (this=this@entry=0x7ffe6eacea40, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#81 0x00007f3468d9ae4c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#82 0x00007f3469c3d09c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#83 0x00007f346a1ed025 in QApplication::exec () at kernel/qapplication.cpp:2956
#84 0x000000000040ef7b in main (argc=1, argv=<optimized out>) at ../../app/main.cpp:55

Possible duplicates by query: bug 352079, bug 352032, bug 351903, bug 351728, bug 351477.

Reported using DrKonqi