Application: plasmashell (5.4.2)

Qt Version: 5.4.2
Operating System: Linux 4.2.0-16-generic x86_64
Distribution: Ubuntu 15.10

-- Information about the crash:
- What I was doing when the application crashed:

Booting into the gui the first time after installation. The GUI crashed and then restarted.

-- 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 0x7fb5e13a3800 (LWP 1528))]

Thread 19 (Thread 0x7fb5cc9f7700 (LWP 1542)):
#0  0x00007fb5dbb478dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fb5dfb8ebd2 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fb5dfb9074f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fb5ced41a39 in QXcbEventReader::run (this=0x22fc6a0) at qxcbconnection.cpp:1105
#4  0x00007fb5dc23a2be in QThreadPrivate::start (arg=0x22fc6a0) at thread/qthread_unix.cpp:337
#5  0x00007fb5db3296aa in start_thread (arg=0x7fb5cc9f7700) at pthread_create.c:333
#6  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7fb5c620e700 (LWP 1550)):
#0  0x00007fb5dbb478dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fb5d88f41ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb5d88f42fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb5dc47129b in QEventDispatcherGlib::processEvents (this=0x7fb5c00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007fb5dc41775a in QEventLoop::exec (this=this@entry=0x7fb5c620dda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fb5dc2353d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fb5dea5df85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fb5dc23a2be in QThreadPrivate::start (arg=0x23d1e20) at thread/qthread_unix.cpp:337
#8  0x00007fb5db3296aa in start_thread (arg=0x7fb5c620e700) at pthread_create.c:333
#9  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7fb5bc5fb700 (LWP 1551)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5bc5fb700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fb5bbdfa700 (LWP 1552)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5bbdfa700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fb5bb5f9700 (LWP 1553)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5bb5f9700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fb5badf8700 (LWP 1554)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5badf8700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fb5ba5f7700 (LWP 1555)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5ba5f7700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fb5b9df6700 (LWP 1556)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5b9df6700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fb5b95f5700 (LWP 1557)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5b95f5700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fb5b8df4700 (LWP 1558)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5b8df4700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fb5b85f3700 (LWP 1559)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5b85f3700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fb5b7df2700 (LWP 1560)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5b7df2700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fb5b75f1700 (LWP 1561)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5b75f1700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fb5b6df0700 (LWP 1562)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5bf9c6d33 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007fb5bf9c6b97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5b6df0700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fb5b25bf700 (LWP 1563)):
#0  0x00007ffc005dbc4f in clock_gettime ()
#1  0x00007fb5dbb6138d in __GI___clock_gettime (clock_id=<optimized out>, tp=tp@entry=0x7fb5b25beb10) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007fb5dc2eb3a6 in qt_clock_gettime (ts=0x7fb5b25beb10, 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  0x00007fb5dc46ed29 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fb5ac002cd0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007fb5dc46f295 in QTimerInfoList::timerWait (this=0x7fb5ac002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007fb5dc47067e in timerSourcePrepareHelper (timeout=0x7fb5b25bebe4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7fb5b25bebe4) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007fb5d88f377d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fb5d88f411b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fb5d88f42fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fb5dc47129b in QEventDispatcherGlib::processEvents (this=0x7fb5ac0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#13 0x00007fb5dc41775a in QEventLoop::exec (this=this@entry=0x7fb5b25beda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007fb5dc2353d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007fb5dea5df85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007fb5dc23a2be in QThreadPrivate::start (arg=0x2544510) at thread/qthread_unix.cpp:337
#17 0x00007fb5db3296aa in start_thread (arg=0x7fb5b25bf700) at pthread_create.c:333
#18 0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fb5abfff700 (LWP 1608)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb5e0de9114 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007fb5e0de9159 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007fb5db3296aa in start_thread (arg=0x7fb5abfff700) at pthread_create.c:333
#4  0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fb5aaf8a700 (LWP 1611)):
#0  0x00007ffc005dbc4f in clock_gettime ()
#1  0x00007fb5dbb6138d in __GI___clock_gettime (clock_id=<optimized out>, tp=tp@entry=0x7fb5aaf89b10) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007fb5dc2eb3a6 in qt_clock_gettime (ts=0x7fb5aaf89b10, 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  0x00007fb5dc46ed29 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fb520002ed0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007fb5dc46f295 in QTimerInfoList::timerWait (this=0x7fb520002ed0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007fb5dc47067e in timerSourcePrepareHelper (timeout=0x7fb5aaf89be4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7fb5aaf89be4) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007fb5d88f377d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fb5d88f411b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fb5d88f42fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fb5dc47129b in QEventDispatcherGlib::processEvents (this=0x7fb5200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#13 0x00007fb5dc41775a in QEventLoop::exec (this=this@entry=0x7fb5aaf89da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007fb5dc2353d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007fb5dea5df85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007fb5dc23a2be in QThreadPrivate::start (arg=0x27d2370) at thread/qthread_unix.cpp:337
#17 0x00007fb5db3296aa in start_thread (arg=0x7fb5aaf8a700) at pthread_create.c:333
#18 0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fb51f729700 (LWP 1633)):
#0  0x00007ffc005dbc4f in clock_gettime ()
#1  0x00007fb5dbb6138d in __GI___clock_gettime (clock_id=<optimized out>, tp=tp@entry=0x7fb51f728ac0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007fb5dc2eb3a6 in qt_clock_gettime (ts=0x7fb51f728ac0, 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  0x00007fb5dc46ed29 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fb518002cd0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007fb5dc46f295 in QTimerInfoList::timerWait (this=0x7fb518002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007fb5dc47067e in timerSourcePrepareHelper (timeout=0x7fb51f728b94, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7fb51f728b94) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007fb5d88f377d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fb5d88f411b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fb5d88f42fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fb5dc47129b in QEventDispatcherGlib::processEvents (this=0x7fb5180008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#13 0x00007fb5dc41775a in QEventLoop::exec (this=this@entry=0x7fb51f728d50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007fb5dc2353d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007fb5df3d9ef6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007fb5dc23a2be in QThreadPrivate::start (arg=0x2abf510) at thread/qthread_unix.cpp:337
#17 0x00007fb5db3296aa in start_thread (arg=0x7fb51f729700) at pthread_create.c:333
#18 0x00007fb5dbb52eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fb5e13a3800 (LWP 1528)):
[KCrash Handler]
#6  Plasma::Applet::actions (this=this@entry=0x0) at ../../../src/plasma/applet.cpp:571
#7  0x0000000000454f82 in ShellCorona::addOutput (this=this@entry=0x23b7330, output=...) at ../../shell/shellcorona.cpp:862
#8  0x0000000000459650 in ShellCorona::load (this=0x23b7330) at ../../shell/shellcorona.cpp:350
#9  0x0000000000459e03 in ShellCorona::<lambda(KScreen::ConfigOperation*)>::operator() (op=0x277a1a0, __closure=<synthetic pointer>) at ../../shell/shellcorona.cpp:287
#10 QtPrivate::FunctorCall<QtPrivate::IndexesList<0>, QtPrivate::List<KScreen::ConfigOperation*>, void, ShellCorona::setShell(const QString&)::<lambda(KScreen::ConfigOperation*)> >::call (arg=<optimized out>, f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:494
#11 QtPrivate::Functor<ShellCorona::setShell(const QString&)::<lambda(KScreen::ConfigOperation*)>, 1>::call<QtPrivate::List<KScreen::ConfigOperation*>, void> (arg=<optimized out>, f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:551
#12 QtPrivate::QFunctorSlotObject<ShellCorona::setShell(const QString&)::<lambda(KScreen::ConfigOperation*)>, 1, QtPrivate::List<KScreen::ConfigOperation*>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=<optimized out>, this_=<optimized out>, r=<optimized out>, a=<optimized out>, ret=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobject_impl.h:192
#13 0x00007fb5dc44a617 in QtPrivate::QSlotObjectBase::call (a=0x7ffc005ad2c0, r=0x23b7330, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#14 QMetaObject::activate (sender=sender@entry=0x277a1a0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffc005ad2c0) at kernel/qobject.cpp:3702
#15 0x00007fb5dc44af87 in QMetaObject::activate (sender=sender@entry=0x277a1a0, m=m@entry=0x7fb5e0779ae0 <KScreen::ConfigOperation::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffc005ad2c0) at kernel/qobject.cpp:3582
#16 0x00007fb5e056d97f in KScreen::ConfigOperation::finished (this=this@entry=0x277a1a0, _t1=_t1@entry=0x277a1a0) at moc_configoperation.cpp:145
#17 0x00007fb5e0559868 in KScreen::ConfigOperationPrivate::doEmitResult (this=0x27771d0) at ../../src/configoperation.cpp:56
#18 0x00007fb5dc44b651 in QObject::event (this=0x27771d0, e=<optimized out>) at kernel/qobject.cpp:1245
#19 0x00007fb5dcef7b8c in QApplicationPrivate::notify_helper (this=this@entry=0x22e1830, receiver=receiver@entry=0x27771d0, e=e@entry=0x23921a0) at kernel/qapplication.cpp:3720
#20 0x00007fb5dcefd230 in QApplication::notify (this=0x7ffc005ad9a0, receiver=0x27771d0, e=0x23921a0) at kernel/qapplication.cpp:3503
#21 0x00007fb5dc419f1b in QCoreApplication::notifyInternal (this=0x7ffc005ad9a0, receiver=0x27771d0, event=event@entry=0x23921a0) at kernel/qcoreapplication.cpp:935
#22 0x00007fb5dc41c057 in QCoreApplication::sendEvent (event=0x23921a0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#23 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x22d6d70) at kernel/qcoreapplication.cpp:1552
#24 0x00007fb5dc41c588 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#25 0x00007fb5dc470e73 in postEventSourceDispatch (s=0x2331690) at kernel/qeventdispatcher_glib.cpp:271
#26 0x00007fb5d88f3ff7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007fb5d88f4250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007fb5d88f42fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007fb5dc47127f in QEventDispatcherGlib::processEvents (this=0x2334dd0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#30 0x00007fb5dc41775a in QEventLoop::exec (this=this@entry=0x7ffc005ad820, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#31 0x00007fb5dc41f2cc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#32 0x00007fb5dc73400c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#33 0x00007fb5dcef4025 in QApplication::exec () at kernel/qapplication.cpp:2956
#34 0x00000000004322c3 in main (argc=2, argv=<optimized out>) at ../../shell/main.cpp:176

Reported using DrKonqi