Application: systemsettings5 (5.2.2)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-15-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed:
Crasching system settings - windows decoration when is installed some (I do not remember and I cannot see it) theme from "repository"
- Custom settings of the application:

The crash can be reproduced every time.

-- Backtrace:
Application: Nastavení systému (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f2a3e17a780 (LWP 26070))]

Thread 4 (Thread 0x7f2a2d8ec700 (LWP 26071)):
#0  0x00007f2a3a8f38dd in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f2a38c0db72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f2a38c0f64f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f2a2fe37099 in QXcbEventReader::run (this=0x219e750) at qxcbconnection.cpp:1105
#4  0x00007f2a3af74b0e in QThreadPrivate::start (arg=0x219e750) at thread/qthread_unix.cpp:337
#5  0x00007f2a37b276aa in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007f2a3a8feeed in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 3 (Thread 0x7f2a1d0fd700 (LWP 26073)):
#0  0x00007f2a3a8f38dd in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f2a37608ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2a37608fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2a3b20bc6c in QEventDispatcherGlib::processEvents (this=0x7f2a180008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f2a3b1b03e2 in QEventLoop::exec (this=this@entry=0x7f2a1d0fce20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f2a3af6fb44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f2a39f3af65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f2a3af74b0e in QThreadPrivate::start (arg=0x2c0a170) at thread/qthread_unix.cpp:337
#8  0x00007f2a37b276aa in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#9  0x00007f2a3a8feeed in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7f2a15be8700 (LWP 26074)):
#0  0x00007f2a3760839b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f2a37608de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2a37608fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2a3b20bc6c in QEventDispatcherGlib::processEvents (this=0x7f2a100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f2a3b1b03e2 in QEventLoop::exec (this=this@entry=0x7f2a15be7e20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f2a3af6fb44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f2a39f3af65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f2a3af74b0e in QThreadPrivate::start (arg=0x30c42c0) at thread/qthread_unix.cpp:337
#8  0x00007f2a37b276aa in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#9  0x00007f2a3a8feeed in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 1 (Thread 0x7f2a3e17a780 (LWP 26070)):
[KCrash Handler]
#6  0x00007f2a1d7cf6de in KDecoration2::Decoration::update(QRect const&) () from /usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#7  0x00007f2a1d7cf75b in KDecoration2::Decoration::update() () from /usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#8  0x00007f2a15ee9370 in Breeze::Decoration::setOpacity (this=this@entry=0x305b9b0, value=<optimized out>) at ../../kdecoration/breezedecoration.cpp:92
#9  0x00007f2a15f097a8 in Breeze::Decoration::qt_metacall (this=0x305b9b0, _c=QMetaObject::WriteProperty, _id=0, _a=0x7ffd5d70f9e0) at moc_breezedecoration.cpp:146
#10 0x00007f2a3af555ca in updateProperty (newValue=..., this=0x3068e60) at animation/qpropertyanimation.cpp:135
#11 QPropertyAnimation::updateCurrentValue (this=<optimized out>, value=...) at animation/qpropertyanimation.cpp:242
#12 0x00007f2a3af50f48 in QVariantAnimationPrivate::setCurrentValueForProgress (this=this@entry=0x3068e60, progress=progress@entry=0.96079999999999999) at animation/qvariantanimation.cpp:290
#13 0x00007f2a3af51d1b in recalculateCurrentInterval (force=false, this=0x3068e60) at animation/qvariantanimation.cpp:275
#14 QVariantAnimation::updateCurrentTime (this=<optimized out>) at animation/qvariantanimation.cpp:693
#15 0x00007f2a3af4dbaf in QAbstractAnimation::setCurrentTime (this=0x305ff40, msecs=129) at animation/qabstractanimation.cpp:1321
#16 0x00007f2a3af4de96 in updateAnimationsTime (delta=21, this=0x2390ba0) at animation/qabstractanimation.cpp:606
#17 QUnifiedTimer::updateAnimationTimers (this=0x27c64b0) at animation/qabstractanimation.cpp:323
#18 0x00007f2a39f75a5e in QAbstractAnimationJob::setState(QAbstractAnimationJob::State) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#19 0x00007f2a39a92dac in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#20 0x00007f2a39aed244 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#21 0x00007f2a39a9bea3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007f2a399f9dd3 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007f2a399fe1ae in QQuickItem::setWidth(double) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#24 0x00007f2a39a0abe6 in QQuickItem::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#25 0x00007f2a39eb4ba7 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 0x00007f2a39f2951c in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#27 0x00007f2a39f29c7e in QQmlBinding::expressionChanged(QQmlJavaScriptExpression*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#28 0x00007f2a39f03497 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#29 0x00007f2a39f0345e in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#30 0x00007f2a39ea010c in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#31 0x00007f2a3b1e3141 in QMetaObject::activate (sender=0x2f69a90, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3603
#32 0x00007f2a399f9e39 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#33 0x00007f2a39a91edc in QQuickFlickable::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#34 0x00007f2a399fec60 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#35 0x00007f2a399f4a8a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#36 0x00007f2a399f69a2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#37 0x00007f2a399f9dd3 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#38 0x00007f2a399fec60 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#39 0x00007f2a399f4a8a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#40 0x00007f2a399f69a2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#41 0x00007f2a399f9dd3 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#42 0x00007f2a399fec60 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#43 0x00007f2a399f4a8a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#44 0x00007f2a399f69a2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#45 0x00007f2a399f9dd3 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#46 0x00007f2a399fec60 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#47 0x00007f2a399f4a8a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#48 0x00007f2a399f69a2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#49 0x00007f2a399f9dd3 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#50 0x00007f2a399fec60 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#51 0x00007f2a399f4a8a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#52 0x00007f2a399f69a2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#53 0x00007f2a399f9dd3 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#54 0x00007f2a399fec60 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#55 0x00007f2a1c00f798 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/Layouts/libqquicklayoutsplugin.so
#56 0x00007f2a3bcbe186 in QGridLayoutEngine::setGeometries (this=0x2f6fd68, contentsGeometry=..., styleInfo=<optimized out>) at util/qgridlayoutengine.cpp:1015
#57 0x00007f2a1c00ef0f in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/Layouts/libqquicklayoutsplugin.so
#58 0x00007f2a1c00f4c7 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/Layouts/libqquicklayoutsplugin.so
#59 0x00007f2a399fec60 in QQuickItem::setSize(QSizeF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#60 0x00007f2a399f4a8a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#61 0x00007f2a399f69a2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#62 0x00007f2a399f9dd3 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#63 0x00007f2a399fe4fe in QQuickItem::setHeight(double) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#64 0x00007f2a39ac4d8f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#65 0x00007f2a39ac6442 in QQuickView::resizeEvent(QResizeEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#66 0x00007f2a3b9ea7b5 in QWindow::event (this=0x2d92190, ev=<optimized out>) at kernel/qwindow.cpp:2051
#67 0x00007f2a39a1ddd3 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#68 0x00007f2a3bf9eb2c in QApplicationPrivate::notify_helper (this=0x2187b10, receiver=0x2d92190, e=0x7ffd5d7113f0) at kernel/qapplication.cpp:3720
#69 0x00007f2a3bfa4000 in QApplication::notify (this=0x7ffd5d7117f0, receiver=0x2d92190, e=0x7ffd5d7113f0) at kernel/qapplication.cpp:3503
#70 0x00007f2a3b1b2c2b in QCoreApplication::notifyInternal (this=0x7ffd5d7117f0, receiver=receiver@entry=0x2d92190, event=event@entry=0x7ffd5d7113f0) at kernel/qcoreapplication.cpp:935
#71 0x00007f2a3b9e2f41 in sendSpontaneousEvent (event=0x7ffd5d7113f0, receiver=0x2d92190) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#72 QGuiApplicationPrivate::processExposeEvent (e=0x30ac690) at kernel/qguiapplication.cpp:2602
#73 0x00007f2a3b9e3bbd in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x30ac690) at kernel/qguiapplication.cpp:1638
#74 0x00007f2a3b9c834f in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:572
#75 0x00007f2a2fe61590 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:70
#76 0x00007f2a37608c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#77 0x00007f2a37608f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#78 0x00007f2a37608fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#79 0x00007f2a3b20bc57 in QEventDispatcherGlib::processEvents (this=0x21cf110, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#80 0x00007f2a3b1b03e2 in QEventLoop::exec (this=this@entry=0x7ffd5d7116d0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#81 0x00007f2a3b1b802c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#82 0x00007f2a3b9d931c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#83 0x00007f2a3bf9a7a5 in QApplication::exec () at kernel/qapplication.cpp:2956
#84 0x000000000040eebc in main (argc=1, argv=<optimized out>) at ../../app/main.cpp:54

Reported using DrKonqi