Application: plasmashell (5.4.1)

Qt Version: 5.4.2
Operating System: Linux 4.2.0-7-generic x86_64
Distribution: Ubuntu Wily Werewolf (development branch)

-- Information about the crash:
- What I was doing when the application crashed:
Click on shortcut for Klipper and shortcut for Media Player. So far it happened every time i want to use these shortcuts. 

- Unusual behavior I noticed:

- Custom settings of the application:

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fbbc4d3e800 (LWP 1402))]

Thread 8 (Thread 0x7fbbb00dd700 (LWP 1405)):
#0  0x00007fbbbf5108dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbbc352abd2 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fbbc352c74f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fbbb24279e9 in QXcbEventReader::run (this=0x7db630) at qxcbconnection.cpp:1105
#4  0x00007fbbbfc0225e in QThreadPrivate::start (arg=0x7db630) at thread/qthread_unix.cpp:337
#5  0x00007fbbbecf26aa in start_thread (arg=0x7fbbb00dd700) at pthread_create.c:333
#6  0x00007fbbbf51beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fbbada8b700 (LWP 1444)):
#0  0x00007fffcf3e4947 in ?? ()
#1  0x00007fffcf3e4c75 in clock_gettime ()
#2  0x00007fbbbf52a38d in __GI___clock_gettime (clock_id=<optimized out>, tp=tp@entry=0x7fbbada8ab10) at ../sysdeps/unix/clock_gettime.c:115
#3  0x00007fbbbfcb3346 in qt_clock_gettime (ts=0x7fbbada8ab10, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105
#4  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:161
#5  qt_gettime () at tools/qelapsedtimer_unix.cpp:170
#6  0x00007fbbbfe368a9 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fbba0002ed0) at kernel/qtimerinfo_unix.cpp:84
#7  0x00007fbbbfe36e15 in QTimerInfoList::timerWait (this=0x7fbba0002ed0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#8  0x00007fbbbfe381fe in timerSourcePrepareHelper (timeout=0x7fbbada8abe4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#9  timerSourcePrepare (source=<optimized out>, timeout=0x7fbbada8abe4) at kernel/qeventdispatcher_glib.cpp:160
#10 0x00007fbbbc2ba7bd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fbbbc2bb15b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fbbbc2bb33c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007fbbbfe38e1b in QEventDispatcherGlib::processEvents (this=0x7fbba00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#14 0x00007fbbbfddf2da in QEventLoop::exec (this=this@entry=0x7fbbada8ada0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#15 0x00007fbbbfbfd374 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#16 0x00007fbbc23faf85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#17 0x00007fbbbfc0225e in QThreadPrivate::start (arg=0x8b64d0) at thread/qthread_unix.cpp:337
#18 0x00007fbbbecf26aa in start_thread (arg=0x7fbbada8b700) at pthread_create.c:333
#19 0x00007fbbbf51beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fbb9fdef700 (LWP 1445)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbba70eb4ea in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2  0x00007fbba70eac57 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3  0x00007fbbbecf26aa in start_thread (arg=0x7fbb9fdef700) at pthread_create.c:333
#4  0x00007fbbbf51beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fbb9b558700 (LWP 1446)):
#0  0x00007fbbbfe38352 in postEventSourcePrepare (s=0x7fbb940012d0, timeout=0x7fbb9b557be4) at kernel/qeventdispatcher_glib.cpp:246
#1  0x00007fbbbc2ba7bd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbbbc2bb15b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbbbc2bb33c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbbbfe38e1b in QEventDispatcherGlib::processEvents (this=0x7fbb940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007fbbbfddf2da in QEventLoop::exec (this=this@entry=0x7fbb9b557da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbbbfbfd374 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fbbc23faf85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbbbfc0225e in QThreadPrivate::start (arg=0xa5f6c0) at thread/qthread_unix.cpp:337
#9  0x00007fbbbecf26aa in start_thread (arg=0x7fbb9b558700) at pthread_create.c:333
#10 0x00007fbbbf51beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fbb98ce0700 (LWP 1452)):
#0  0x00007fbbbc2ffb79 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbbbc2ba304 in g_main_context_release () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbbbc2bb1e6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbbbc2bb33c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbbbfe38e1b in QEventDispatcherGlib::processEvents (this=0x7fbb900008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007fbbbfddf2da in QEventLoop::exec (this=this@entry=0x7fbb98cdfda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbbbfbfd374 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fbbc23faf85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbbbfc0225e in QThreadPrivate::start (arg=0xcdd360) at thread/qthread_unix.cpp:337
#9  0x00007fbbbecf26aa in start_thread (arg=0x7fbb98ce0700) at pthread_create.c:333
#10 0x00007fbbbf51beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fbb8b1c4700 (LWP 1458)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbbc4788114 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007fbbc4788159 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007fbbbecf26aa in start_thread (arg=0x7fbb8b1c4700) at pthread_create.c:333
#4  0x00007fbbbf51beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fbb08315700 (LWP 1484)):
#0  0x00007fbbbf5108dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbbbc2bb22c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbbbc2bb33c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbbbfe38e1b in QEventDispatcherGlib::processEvents (this=0x7fbb000008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007fbbbfddf2da in QEventLoop::exec (this=this@entry=0x7fbb08314d50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbbbfbfd374 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fbbc2d75ef6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fbbbfc0225e in QThreadPrivate::start (arg=0xe6eb30) at thread/qthread_unix.cpp:337
#8  0x00007fbbbecf26aa in start_thread (arg=0x7fbb08315700) at pthread_create.c:333
#9  0x00007fbbbf51beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fbbc4d3e800 (LWP 1402)):
[KCrash Handler]
#6  0x00007fbbc2380a84 in QQmlContext::isValid() const () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbbc2371a05 in QQmlExpression::QQmlExpression(QQmlScriptString const&, QQmlContext*, QObject*, QObject*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbbc2d532ac in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007fbbc243498d in QAbstractAnimationJob::setState(QAbstractAnimationJob::State) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007fbbc243622c in QSequentialAnimationGroupJob::activateCurrentAnimation(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007fbbc243631c in QSequentialAnimationGroupJob::uncontrolledAnimationFinished(QAbstractAnimationJob*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007fbbc2433f1f in QAbstractAnimationJob::finished() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007fbbc2434a88 in QAbstractAnimationJob::setState(QAbstractAnimationJob::State) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#14 0x00007fbbc2d98019 in QQuickAnimatorProxyJob::setWindow(QQuickWindow*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#15 0x00007fbbbfe1230a in QMetaObject::activate (sender=0x4c883e0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3717
#16 0x00007fbbc2df6e72 in QQuickItem::windowChanged(QQuickWindow*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#17 0x00007fbbc2e030f3 in QQuickItemPrivate::derefWindow() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#18 0x00007fbbc2e05bcc in QQuickItem::setParentItem(QQuickItem*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#19 0x00007fbbc2e06086 in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#20 0x00007fbbc2e207c6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#21 0x00007fbbbfe131f0 in QObject::event (this=0x4c883e0, e=<optimized out>) at kernel/qobject.cpp:1236
#22 0x00007fbbc2e0410b in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007fbbc08bfb8c in QApplicationPrivate::notify_helper (this=this@entry=0x7bf360, receiver=receiver@entry=0x4c883e0, e=e@entry=0x4724bf0) at kernel/qapplication.cpp:3720
#24 0x00007fbbc08c5230 in QApplication::notify (this=0x7fffcf2b9460, receiver=0x4c883e0, e=0x4724bf0) at kernel/qapplication.cpp:3503
#25 0x00007fbbbfde1a9b in QCoreApplication::notifyInternal (this=0x7fffcf2b9460, receiver=0x4c883e0, event=event@entry=0x4724bf0) at kernel/qcoreapplication.cpp:935
#26 0x00007fbbbfde3bd7 in QCoreApplication::sendEvent (event=0x4724bf0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#27 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x7b4be0) at kernel/qcoreapplication.cpp:1552
#28 0x00007fbbbfde4108 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#29 0x00007fbbbfe389f3 in postEventSourceDispatch (s=0x7fd840) at kernel/qeventdispatcher_glib.cpp:271
#30 0x00007fbbbc2bb037 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007fbbbc2bb290 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007fbbbc2bb33c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007fbbbfe38dff in QEventDispatcherGlib::processEvents (this=0x7f9e60, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#34 0x00007fbbbfddf2da in QEventLoop::exec (this=this@entry=0x7fffcf2b92e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#35 0x00007fbbbfde6e4c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#36 0x00000000004322c3 in main ()

Possible duplicates by query: bug 351789, bug 351108, bug 350763, bug 350540, bug 350338.

Reported using DrKonqi