Application: systemsettings5 (5.2.2)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-33-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed: system-setting application style window decoration results in crash. Window decoration i have set at the moment is Freeze

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 0x7f59b063c780 (LWP 1925))]

Thread 5 (Thread 0x7f59a0d57700 (LWP 1926)):
#0  0x00007f59acd538dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f59ab049b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f59ab04b64f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f59a3b33099 in QXcbEventReader::run (this=0x83e970) at qxcbconnection.cpp:1105
#4  0x00007f59ad3dbb0e in QThreadPrivate::start (arg=0x83e970) at thread/qthread_unix.cpp:337
#5  0x00007f59a9f476aa in start_thread (arg=0x7f59a0d57700) at pthread_create.c:333
#6  0x00007f59acd5eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f598e59d700 (LWP 1927)):
#0  0x00007f59a9a66789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f59a9a20df0 in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f59a9a21d75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f59a9a21fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f59ad672c6c in QEventDispatcherGlib::processEvents (this=0x7f59880008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f59ad6173e2 in QEventLoop::exec (this=this@entry=0x7f598e59ce20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f59ad3d6b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f59ac389f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f59ad3dbb0e in QThreadPrivate::start (arg=0xed2c10) at thread/qthread_unix.cpp:337
#9  0x00007f59a9f476aa in start_thread (arg=0x7f598e59d700) at pthread_create.c:333
#10 0x00007f59acd5eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f5986c87700 (LWP 1928)):
#0  0x00007ffe79f92cee in clock_gettime ()
#1  0x00007f59acd6d38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f59ad491cb6 in qt_clock_gettime (ts=0x7f5986c86b80, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:161
#4  qt_gettime () at tools/qelapsedtimer_unix.cpp:170
#5  0x00007f59ad670639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f5980002cd0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f59ad670ba5 in QTimerInfoList::timerWait (this=0x7f5980002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f59ad67203e in timerSourcePrepareHelper (timeout=0x7f5986c86c54, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f5986c86c54) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f59a9a213fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f59a9a21de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f59a9a21fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f59ad672c6c in QEventDispatcherGlib::processEvents (this=0x7f59800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f59ad6173e2 in QEventLoop::exec (this=this@entry=0x7f5986c86e20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f59ad3d6b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f59ac389f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f59ad3dbb0e in QThreadPrivate::start (arg=0xdd59f0) at thread/qthread_unix.cpp:337
#17 0x00007f59a9f476aa in start_thread (arg=0x7f5986c87700) at pthread_create.c:333
#18 0x00007f59acd5eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f597ffff700 (LWP 1929)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f59ad3dcc6b in wait (time=18446744073709551615, this=0x1355690) at thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1109170, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007f59abe32fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f59abe333a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f59ad3dbb0e in QThreadPrivate::start (arg=0x11090f0) at thread/qthread_unix.cpp:337
#6  0x00007f59a9f476aa in start_thread (arg=0x7f597ffff700) at pthread_create.c:333
#7  0x00007f59acd5eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f59b063c780 (LWP 1925)):
[KCrash Handler]
#6  0x00007f598f1436b7 in KDecoration2::Decoration::update(QRect const&) () from /usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#7  0x00007f598f14375b in KDecoration2::Decoration::update() () from /usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#8  0x00007f5986f46370 in Breeze::Decoration::setOpacity (this=this@entry=0x10d2230, value=<optimized out>) at ../../kdecoration/breezedecoration.cpp:92
#9  0x00007f5986f667a8 in Breeze::Decoration::qt_metacall (this=0x10d2230, _c=QMetaObject::WriteProperty, _id=0, _a=0x7ffe79f82ab0) at moc_breezedecoration.cpp:146
#10 0x00007f59ad3bc5ca in updateProperty (newValue=..., this=0x10dbf00) at animation/qpropertyanimation.cpp:135
#11 QPropertyAnimation::updateCurrentValue (this=<optimized out>, value=...) at animation/qpropertyanimation.cpp:242
#12 0x00007f59ad3b7f48 in QVariantAnimationPrivate::setCurrentValueForProgress (this=this@entry=0x10dbf00, progress=progress@entry=0.97724444444444436) at animation/qvariantanimation.cpp:290
#13 0x00007f59ad3b8d1b in recalculateCurrentInterval (force=false, this=0x10dbf00) at animation/qvariantanimation.cpp:275
#14 QVariantAnimation::updateCurrentTime (this=<optimized out>) at animation/qvariantanimation.cpp:693
#15 0x00007f59ad3b4baf in QAbstractAnimation::setCurrentTime (this=0xb7be80, msecs=134) at animation/qabstractanimation.cpp:1321
#16 0x00007f59ad3b4e96 in updateAnimationsTime (delta=16, this=0x9865d0) at animation/qabstractanimation.cpp:606
#17 QUnifiedTimer::updateAnimationTimers (this=0xb7cd20) at animation/qabstractanimation.cpp:323
#18 0x00007f59ad3b57dc in QAnimationDriver::advanceAnimation (this=<optimized out>, timeStep=-1) at animation/qabstractanimation.cpp:820
#19 0x00007f59abe171ee in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#20 0x00007f59abe3568a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#21 0x00007f59abe37a8b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007f59abe3830a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007f59ade5c7b5 in QWindow::event (this=0xccd900, ev=<optimized out>) at kernel/qwindow.cpp:2051
#24 0x00007f59abe69dd3 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#25 0x00007f59ae413b2c in QApplicationPrivate::notify_helper (this=0x825e70, receiver=0xccd900, e=0x7ffe79f83210) at kernel/qapplication.cpp:3720
#26 0x00007f59ae419000 in QApplication::notify (this=0x7ffe79f83610, receiver=0xccd900, e=0x7ffe79f83210) at kernel/qapplication.cpp:3503
#27 0x00007f59ad619c2b in QCoreApplication::notifyInternal (this=0x7ffe79f83610, receiver=receiver@entry=0xccd900, event=event@entry=0x7ffe79f83210) at kernel/qcoreapplication.cpp:935
#28 0x00007f59ade54e86 in sendSpontaneousEvent (event=0x7ffe79f83210, receiver=0xccd900) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#29 QGuiApplicationPrivate::processExposeEvent (e=0xdb2110) at kernel/qguiapplication.cpp:2613
#30 0x00007f59ade55bbd in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0xdb2110) at kernel/qguiapplication.cpp:1638
#31 0x00007f59ade3a34f in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:572
#32 0x00007f59a3b5d590 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:70
#33 0x00007f59a9a21c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f59a9a21f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f59a9a21fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f59ad672c57 in QEventDispatcherGlib::processEvents (this=0x866f20, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#37 0x00007f59ad6173e2 in QEventLoop::exec (this=this@entry=0x7ffe79f834f0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#38 0x00007f59ad61f02c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#39 0x00007f59ade4b31c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#40 0x00007f59ae40f7a5 in QApplication::exec () at kernel/qapplication.cpp:2956
#41 0x000000000040eebc in main (argc=1, argv=<optimized out>) at ../../app/main.cpp:54

Reported using DrKonqi