Application: systemsettings5 (5.2.2)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-14-generic x86_64
Distribution: Ubuntu Vivid Vervet (development branch)

-- Information about the crash:
- What I was doing when the application crashed:
Just get into application style
- Custom settings of the application:
Yes, Installed coule custom window decorations from kdelook

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 0x7f1e4f9c7780 (LWP 19845))]

Thread 5 (Thread 0x7f1e3e786700 (LWP 19846)):
#0  0x00007f1e4c14c8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f1e4ae91b72 in poll (__timeout=-1, __nfds=1, __fds=0x7f1e3e785d40) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  _xcb_conn_wait (c=c@entry=0xd8b5f0, cond=cond@entry=0xd8b630, vector=vector@entry=0x0, count=count@entry=0x0) at ../../src/xcb_conn.c:447
#3  0x00007f1e4ae9364f in xcb_wait_for_event (c=0xd8b5f0) at ../../src/xcb_in.c:622
#4  0x00007f1e4155a099 in QXcbEventReader::run (this=0xd99850) at qxcbconnection.cpp:1105
#5  0x00007f1e4c7cdb0e in QThreadPrivate::start (arg=0xd99850) at thread/qthread_unix.cpp:337
#6  0x00007f1e49dab6aa in start_thread (arg=0x7f1e3e786700) at pthread_create.c:333
#7  0x00007f1e4c157eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f1e2dbd2700 (LWP 19847)):
#0  0x00007f1e4c14849d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f1e46348f45 in ?? () from /usr/lib/nvidia-346/tls/libnvidia-tls.so.346.59
#2  0x00007f1e498d02f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1e4988c96c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1e4988ce60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f1e4988cfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f1e4ca64c6c in QEventDispatcherGlib::processEvents (this=0x7f1e280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#7  0x00007f1e4ca093e2 in QEventLoop::exec (this=this@entry=0x7f1e2dbd1e20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007f1e4c7c8b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#9  0x00007f1e2e8bdf45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f1e4c7cdb0e in QThreadPrivate::start (arg=0x127db40) at thread/qthread_unix.cpp:337
#11 0x00007f1e49dab6aa in start_thread (arg=0x7f1e2dbd2700) at pthread_create.c:333
#12 0x00007f1e4c157eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f1e26049700 (LWP 19848)):
#0  0x00007f1e4c14849d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f1e46348f45 in ?? () from /usr/lib/nvidia-346/tls/libnvidia-tls.so.346.59
#2  0x00007f1e498d02f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1e4988c96c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1e4988ce60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f1e4988cfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f1e4ca64c6c in QEventDispatcherGlib::processEvents (this=0x7f1e200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#7  0x00007f1e4ca093e2 in QEventLoop::exec (this=this@entry=0x7f1e26048e20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007f1e4c7c8b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#9  0x00007f1e2e8bdf45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f1e4c7cdb0e in QThreadPrivate::start (arg=0x16f2550) at thread/qthread_unix.cpp:337
#11 0x00007f1e49dab6aa in start_thread (arg=0x7f1e26049700) at pthread_create.c:333
#12 0x00007f1e4c157eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f1e24994700 (LWP 19849)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f1e4c7cec6b in wait (time=18446744073709551615, this=0x21e4000) at thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x21dfae0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007f1e2f032fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f1e2f0333a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f1e4c7cdb0e in QThreadPrivate::start (arg=0x21dfa60) at thread/qthread_unix.cpp:337
#6  0x00007f1e49dab6aa in start_thread (arg=0x7f1e24994700) at pthread_create.c:333
#7  0x00007f1e4c157eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f1e4f9c7780 (LWP 19845)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f1e2f2b86e1 in KDecoration2::Decoration::update(QRect const&) () from /usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#8  0x00007f1e2f2b875b in KDecoration2::Decoration::update() () from /usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#9  0x00007f1e26306370 in Breeze::Decoration::setOpacity (this=this@entry=0x16a0660, value=<optimized out>) at ../../kdecoration/breezedecoration.cpp:92
#10 0x00007f1e263267a8 in Breeze::Decoration::qt_metacall (this=0x16a0660, _c=QMetaObject::WriteProperty, _id=0, _a=0x7fffa537f350) at moc_breezedecoration.cpp:146
#11 0x00007f1e4c7ae5ca in updateProperty (newValue=..., this=0x16a2610) at animation/qpropertyanimation.cpp:135
#12 QPropertyAnimation::updateCurrentValue (this=<optimized out>, value=...) at animation/qpropertyanimation.cpp:242
#13 0x00007f1e4c7a9f48 in QVariantAnimationPrivate::setCurrentValueForProgress (this=this@entry=0x16a2610, progress=progress@entry=0.96444444444444444) at animation/qvariantanimation.cpp:290
#14 0x00007f1e4c7aad1b in recalculateCurrentInterval (force=false, this=0x16a2610) at animation/qvariantanimation.cpp:275
#15 QVariantAnimation::updateCurrentTime (this=<optimized out>) at animation/qvariantanimation.cpp:693
#16 0x00007f1e4c7a6baf in QAbstractAnimation::setCurrentTime (this=0x16b5e90, msecs=130) at animation/qabstractanimation.cpp:1321
#17 0x00007f1e4c7a6e96 in updateAnimationsTime (delta=20, this=0xfdeb90) at animation/qabstractanimation.cpp:606
#18 QUnifiedTimer::updateAnimationTimers (this=0xfc5930) at animation/qabstractanimation.cpp:323
#19 0x00007f1e4c7a77dc in QAnimationDriver::advanceAnimation (this=<optimized out>, timeStep=-1) at animation/qabstractanimation.cpp:820
#20 0x00007f1e2f0171ee in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#21 0x00007f1e2f03568a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007f1e2f037a8b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007f1e2f03830a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#24 0x00007f1e4d2437b5 in QWindow::event (this=0x1271160, ev=<optimized out>) at kernel/qwindow.cpp:2051
#25 0x00007f1e2f069dd3 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#26 0x00007f1e4d7f7b2c in QApplicationPrivate::notify_helper (this=0xd6bf40, receiver=0x1271160, e=0x7fffa537fab0) at kernel/qapplication.cpp:3720
#27 0x00007f1e4d7fd000 in QApplication::notify (this=0x7fffa537feb0, receiver=0x1271160, e=0x7fffa537fab0) at kernel/qapplication.cpp:3503
#28 0x00007f1e4ca0bc2b in QCoreApplication::notifyInternal (this=0x7fffa537feb0, receiver=receiver@entry=0x1271160, event=event@entry=0x7fffa537fab0) at kernel/qcoreapplication.cpp:935
#29 0x00007f1e4d23be86 in sendSpontaneousEvent (event=0x7fffa537fab0, receiver=0x1271160) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#30 QGuiApplicationPrivate::processExposeEvent (e=0x164a440) at kernel/qguiapplication.cpp:2613
#31 0x00007f1e4d23cbbd in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x164a440) at kernel/qguiapplication.cpp:1638
#32 0x00007f1e4d22134f in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:572
#33 0x00007f1e41584590 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:70
#34 0x00007f1e4988cc3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f1e4988cf20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f1e4988cfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f1e4ca64c57 in QEventDispatcherGlib::processEvents (this=0xde79c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#38 0x00007f1e4ca093e2 in QEventLoop::exec (this=this@entry=0x7fffa537fd90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#39 0x00007f1e4ca1102c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#40 0x00007f1e4d23231c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#41 0x00007f1e4d7f37a5 in QApplication::exec () at kernel/qapplication.cpp:2956
#42 0x000000000040eebc in main (argc=1, argv=<optimized out>) at ../../app/main.cpp:54

Reported using DrKonqi