Bug 351002

Application: systemsettings5 (5.3.1)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-25-generic i686
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed:
Trying to change Window Decoration

- Custom settings of the application:
None, it doesnt open when it crashes...............

The crash can be reproduced every time.

-- Backtrace:
Application: Preferencias del sistema (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb292c700 (LWP 18192))]

Thread 4 (Thread 0xb23f6b40 (LWP 18193)):
#0  0xb76ffbe0 in __kernel_vsyscall ()
#1  0xb5cc03db in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0xb4f793a8 in ?? () from /usr/lib/i386-linux-gnu/libxcb.so.1
#3  0xb4f7b394 in xcb_wait_for_event () from /usr/lib/i386-linux-gnu/libxcb.so.1
#4  0xb254c7d3 in QXcbEventReader::run (this=0x82eabf8) at qxcbconnection.cpp:1105
#5  0xb5f1b7eb in QThreadPrivate::start (arg=0x82eabf8) at thread/qthread_unix.cpp:337
#6  0xb4b841aa in start_thread (arg=0xb23f6b40) at pthread_create.c:333
#7  0xb5ccafde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122

Thread 3 (Thread 0xae8e5b40 (LWP 18199)):
#0  0xb4a86a48 in g_mutex_unlock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb4a3f40b in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb4a3ff24 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb4a40156 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb61a29fc in QEventDispatcherGlib::processEvents (this=0xadf00468, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0xb6143d93 in QEventLoop::processEvents (this=0xae8e52d4, flags=...) at kernel/qeventloop.cpp:128
#6  0xb61441fa in QEventLoop::exec (this=0xae8e52d4, flags=...) at kernel/qeventloop.cpp:204
#7  0xb5f1640d in QThread::exec (this=0x8d51080) at thread/qthread.cpp:503
#8  0xb587f50f in ?? () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#9  0xb5f1b7eb in QThreadPrivate::start (arg=0x8d51080) at thread/qthread_unix.cpp:337
#10 0xb4b841aa in start_thread (arg=0xae8e5b40) at pthread_create.c:333
#11 0xb5ccafde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122

Thread 2 (Thread 0xacdb4b40 (LWP 18200)):
#0  0xb4a86a1d in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb4a3ffcc in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb4a40156 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb61a29fc in QEventDispatcherGlib::processEvents (this=0xac400468, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0xb6143d93 in QEventLoop::processEvents (this=0xacdb42d4, flags=...) at kernel/qeventloop.cpp:128
#5  0xb61441fa in QEventLoop::exec (this=0xacdb42d4, flags=...) at kernel/qeventloop.cpp:204
#6  0xb5f1640d in QThread::exec (this=0x8fed640) at thread/qthread.cpp:503
#7  0xb587f50f in ?? () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#8  0xb5f1b7eb in QThreadPrivate::start (arg=0x8fed640) at thread/qthread_unix.cpp:337
#9  0xb4b841aa in start_thread (arg=0xacdb4b40) at pthread_create.c:333
#10 0xb5ccafde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122

Thread 1 (Thread 0xb292c700 (LWP 18192)):
[KCrash Handler]
#7  0xae9c2bdf in KDecoration2::Decoration::update(QRect const&) () from /usr/lib/i386-linux-gnu/libkdecorations2.so.5
#8  0xae9c2ca9 in KDecoration2::Decoration::update() () from /usr/lib/i386-linux-gnu/libkdecorations2.so.5
#9  0xacec938f in Breeze::Decoration::setOpacity (this=0x8f46448, value=0.93991111111111114) at ../../kdecoration/breezedecoration.cpp:96
#10 0xaceeab68 in Breeze::Decoration::qt_metacall (this=0x8f46448, _c=QMetaObject::WriteProperty, _id=0, _a=0xbfbcaf0c) at moc_breezedecoration.cpp:150
#11 0xb614ea42 in QMetaObject::metacall (object=0x8f46448, cl=QMetaObject::WriteProperty, idx=14, argv=0xbfbcaf0c) at kernel/qmetaobject.cpp:295
#12 0xb5efb52c in updateProperty (newValue=..., this=0x8f96820) at animation/qpropertyanimation.cpp:135
#13 QPropertyAnimation::updateCurrentValue (this=0x8f972a8, value=...) at animation/qpropertyanimation.cpp:242
#14 0xb5ef65c9 in QVariantAnimationPrivate::setCurrentValueForProgress (this=0x8f96820, progress=0.93991111111111114) at animation/qvariantanimation.cpp:290
#15 0xb5ef7480 in recalculateCurrentInterval (force=false, this=<optimized out>) at animation/qvariantanimation.cpp:275
#16 QVariantAnimation::updateCurrentTime (this=0x8f972a8) at animation/qvariantanimation.cpp:693
#17 0xb5ef3b5f in QAbstractAnimation::setCurrentTime (this=0x8f972a8, msecs=<optimized out>) at animation/qabstractanimation.cpp:1321
#18 0xb5ef3eab in updateAnimationsTime (delta=<optimized out>, this=<optimized out>) at animation/qabstractanimation.cpp:606
#19 QUnifiedTimer::updateAnimationTimers (this=0x8859d68) at animation/qabstractanimation.cpp:323
#20 0xb58ba45d in QQmlAnimationTimer::ensureTimerUpdate() () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#21 0xb58bb460 in QAbstractAnimationJob::setState(QAbstractAnimationJob::State) () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#22 0xb58bb65b in QAbstractAnimationJob::start() () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#23 0xb5238888 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#24 0xb538207d in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#25 0xb53df7ed in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#26 0xb538b95c in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#27 0xb52e2d01 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#28 0xb52e7419 in QQuickItem::setWidth(double) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#29 0xb52f49ee in QQuickItem::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#30 0xb614ea42 in QMetaObject::metacall (object=0x8fde5c0, cl=QMetaObject::WriteProperty, idx=8, argv=0xbfbcb4fc) at kernel/qmetaobject.cpp:295
#31 0xb57f60d4 in QQmlPropertyPrivate::writeBinding(QObject*, QQmlPropertyData const&, QQmlContextData*, QQmlJavaScriptExpression*, QV4::ValueRef, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#32 0xb586d490 in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#33 0xb586db48 in QQmlBinding::expressionChanged(QQmlJavaScriptExpression*) () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#34 0xb586548a in ?? () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#35 0xb5845bb3 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#36 0xb5845b81 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#37 0xb57e03fc in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#38 0xb61798c0 in QMetaObject::activate (sender=0x8e12228, signalOffset=3, local_signal_index=21, argv=0x0) at kernel/qobject.cpp:3603
#39 0xb617a5fd in QMetaObject::activate (sender=0x8e12228, m=0xb55bec5c <QQuickItem::staticMetaObject>, local_signal_index=21, argv=0x0) at kernel/qobject.cpp:3582
#40 0xb52e2bc2 in QQuickItem::widthChanged() () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#41 0xb52e2d4c in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#42 0xb53810cd in QQuickFlickable::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#43 0xb53e616e in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#44 0xb538e2ee in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#45 0xb52e7f41 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#46 0xb52dd5e5 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#47 0xb52df438 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#48 0xb52e2d01 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#49 0xb52e7f41 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#50 0xb52dd5e5 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#51 0xb52df438 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#52 0xb52e2d01 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#53 0xb53af089 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#54 0xb52e7f41 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#55 0xb52dd5e5 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#56 0xb52df438 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#57 0xb52e2d01 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#58 0xb52e7f41 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#59 0xb52dd5e5 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#60 0xb52df438 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#61 0xb52e2d01 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#62 0xb52e7f41 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#63 0xb52dd5e5 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#64 0xb52df438 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#65 0xb52e2d01 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#66 0xb52e7f41 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#67 0xae045a82 in ?? () from /usr/lib/i386-linux-gnu/qt5/qml/QtQuick/Layouts/libqquicklayoutsplugin.so
#68 0xb68b9e79 in QGridLayoutEngine::setGeometries (this=0x8df18c0, contentsGeometry=..., styleInfo=0x8f73480) at util/qgridlayoutengine.cpp:1015
#69 0xae045138 in ?? () from /usr/lib/i386-linux-gnu/qt5/qml/QtQuick/Layouts/libqquicklayoutsplugin.so
#70 0xae045717 in ?? () from /usr/lib/i386-linux-gnu/qt5/qml/QtQuick/Layouts/libqquicklayoutsplugin.so
#71 0xb52e7f41 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#72 0xb52dd5e5 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#73 0xb52df438 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#74 0xb52e2d01 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#75 0xb52e7769 in QQuickItem::setHeight(double) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#76 0xb53b5c7b in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#77 0xb53b7401 in QQuickView::resizeEvent(QResizeEvent*) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#78 0xb66122c7 in QWindow::event (this=0x8c18188, ev=0xbfbcc7d0) at kernel/qwindow.cpp:2051
#79 0xb530863a in QQuickWindow::event(QEvent*) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#80 0xb6bc882a in QApplicationPrivate::notify_helper (this=0x82d9390, receiver=0x8c18188, e=0xbfbcc7d0) at kernel/qapplication.cpp:3720
#81 0xb6bce081 in QApplication::notify (this=0xbfbccb60, receiver=0x8c18188, e=0xbfbcc7d0) at kernel/qapplication.cpp:3503
#82 0xb6146b8a in QCoreApplication::notifyInternal (this=0xbfbccb60, receiver=0x8c18188, event=0xbfbcc7d0) at kernel/qcoreapplication.cpp:935
#83 0xb660a018 in sendSpontaneousEvent (event=0xbfbcc7d0, receiver=0x8c18188) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#84 QGuiApplicationPrivate::processExposeEvent (e=0x8f1ae58) at kernel/qguiapplication.cpp:2602
#85 0xb660aeb9 in QGuiApplicationPrivate::processWindowSystemEvent (e=0xbfbcae4c) at kernel/qguiapplication.cpp:1638
#86 0xb65ed35b in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:572
#87 0xb257943e in userEventSourceDispatch (source=0x8308778) at eventdispatchers/qeventdispatcher_glib.cpp:70
#88 0xb4a3fd64 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#89 0xb4a40089 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#90 0xb4a40156 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#91 0xb61a29e4 in QEventDispatcherGlib::processEvents (this=0x8309b28, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#92 0xb2579611 in QPAEventDispatcherGlib::processEvents (this=0x8309b28, flags=...) at eventdispatchers/qeventdispatcher_glib.cpp:115
#93 0xb6143d93 in QEventLoop::processEvents (this=0xbfbcca98, flags=...) at kernel/qeventloop.cpp:128
#94 0xb61441fa in QEventLoop::exec (this=0xbfbcca98, flags=...) at kernel/qeventloop.cpp:204
#95 0xb614c315 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#96 0xb65ffa41 in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#97 0xb6bc3da4 in QApplication::exec () at kernel/qapplication.cpp:2956
#98 0x08054010 in main (argc=1, argv=0xbfbccc34) at ../../app/main.cpp:55

Reported using DrKonqi