Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-8-generic x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
Problem with VirtualBox v4.0.  I've runned a VM via a desktop shortcut, VM booted as it should, then I gave the shutdown-command to the os, and while this processed I opened the MainWindow of Virtual Box. Then KDE crashed...

-- Backtrace:
Application: Plasma-Desktop-Umgebung (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f6ebfb967c0 (LWP 1752))]

Thread 8 (Thread 0x7f6e9ad69700 (LWP 1755)):
#0  0x00007f6eb47753c4 in __pthread_mutex_lock (mutex=0x158f2e8) at pthread_mutex_lock.c:61
#1  0x00007f6eb3e6e461 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6eb3e6f00a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6eb3e6f639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6ebc69b446 in QEventDispatcherGlib::processEvents (this=0x158ed60, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f6ebc66f882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f6ebc66fabc in QEventLoop::exec (this=0x7f6e9ad68cd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007f6ebc586924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#8  0x00007f6ebc651c2f in QInotifyFileSystemWatcherEngine::run (this=0x158e740) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f6ebc589175 in QThreadPrivate::start (arg=0x158e740) at thread/qthread_unix.cpp:320
#10 0x00007f6eb1ef4853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#11 0x00007f6eb4772d8c in start_thread (arg=0x7f6e9ad69700) at pthread_create.c:304
#12 0x00007f6ebf49a04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f6e98b56700 (LWP 1756)):
#0  0x00007f6ebf48cf03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f6eb3e6f104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6eb3e6f639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ebc69b446 in QEventDispatcherGlib::processEvents (this=0x160ba80, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f6ebc66f882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f6ebc66fabc in QEventLoop::exec (this=0x7f6e98b55cd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f6ebc586924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007f6ebc651c2f in QInotifyFileSystemWatcherEngine::run (this=0x160aef0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f6ebc589175 in QThreadPrivate::start (arg=0x160aef0) at thread/qthread_unix.cpp:320
#9  0x00007f6eb1ef4853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f6eb4772d8c in start_thread (arg=0x7f6e98b56700) at pthread_create.c:304
#11 0x00007f6ebf49a04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f6e90b75700 (LWP 1762)):
#0  0x00007f6eb4776d9d in __pthread_mutex_unlock_usercnt (mutex=0x199aaa8) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x199aaa8) at pthread_mutex_unlock.c:290
#2  0x00007f6eb3e6e4f5 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6eb3e6f00a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6eb3e6f9f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6e91c8cc44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007f6eb3e963e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f6eb1ef4853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#8  0x00007f6eb4772d8c in start_thread (arg=0x7f6e90b75700) at pthread_create.c:304
#9  0x00007f6ebf49a04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f6e8e477700 (LWP 2066)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f6ebc58982b in wait (this=<value optimized out>, mutex=0x1b1aaf0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1b1aaf0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f6eb88100b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1b87960, th=0x2224bc0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f6eb8812723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1b1ad50, th=0x2224bc0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f6eb881153f in ThreadWeaver::ThreadRunHelper::run (this=0x7f6e8e476d20, parent=0x1b87960, th=0x2224bc0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f6eb88115cb in ThreadWeaver::Thread::run (this=0x2224bc0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f6ebc589175 in QThreadPrivate::start (arg=0x2224bc0) at thread/qthread_unix.cpp:320
#8  0x00007f6eb1ef4853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f6eb4772d8c in start_thread (arg=0x7f6e8e477700) at pthread_create.c:304
#10 0x00007f6ebf49a04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f6e93bde700 (LWP 2067)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f6ebc58982b in wait (this=<value optimized out>, mutex=0x1b1aaf0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1b1aaf0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f6eb88100b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1b87960, th=0x1f43190) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f6eb8812723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1b1ad50, th=0x1f43190) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f6eb881153f in ThreadWeaver::ThreadRunHelper::run (this=0x7f6e93bddd20, parent=0x1b87960, th=0x1f43190) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f6eb88115cb in ThreadWeaver::Thread::run (this=0x1f43190) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f6ebc589175 in QThreadPrivate::start (arg=0x1f43190) at thread/qthread_unix.cpp:320
#8  0x00007f6eb1ef4853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f6eb4772d8c in start_thread (arg=0x7f6e93bde700) at pthread_create.c:304
#10 0x00007f6ebf49a04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f6e91376700 (LWP 2068)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f6ebc58982b in wait (this=<value optimized out>, mutex=0x1b1aaf0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1b1aaf0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f6eb88100b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1b87960, th=0x168ece0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f6eb8812723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1b1ad50, th=0x168ece0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f6eb881153f in ThreadWeaver::ThreadRunHelper::run (this=0x7f6e91375d20, parent=0x1b87960, th=0x168ece0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f6eb88115cb in ThreadWeaver::Thread::run (this=0x168ece0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f6ebc589175 in QThreadPrivate::start (arg=0x168ece0) at thread/qthread_unix.cpp:320
#8  0x00007f6eb1ef4853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f6eb4772d8c in start_thread (arg=0x7f6e91376700) at pthread_create.c:304
#10 0x00007f6ebf49a04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f6e8c73b700 (LWP 2069)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f6ebc58982b in wait (this=<value optimized out>, mutex=0x1b1aaf0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1b1aaf0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f6eb88100b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1b87960, th=0x1aefc10) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f6eb8812723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1b1ad50, th=0x1aefc10) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f6eb881273c in ThreadWeaver::WorkingHardState::applyForWork (this=0x1b1ad50, th=0x1aefc10) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f6eb881153f in ThreadWeaver::ThreadRunHelper::run (this=0x7f6e8c73ad20, parent=0x1b87960, th=0x1aefc10) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f6eb88115cb in ThreadWeaver::Thread::run (this=0x1aefc10) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f6ebc589175 in QThreadPrivate::start (arg=0x1aefc10) at thread/qthread_unix.cpp:320
#9  0x00007f6eb1ef4853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f6eb4772d8c in start_thread (arg=0x7f6e8c73b700) at pthread_create.c:304
#11 0x00007f6ebf49a04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f6ebfb967c0 (LWP 1752)):
[KCrash Handler]
#6  QDragManager::move (this=0x1e9f5c0, globalPos=...) at kernel/qdnd_x11.cpp:1658
#7  0x00007f6ebbabfd79 in QDragManager::eventFilter (this=0x1e9f5c0, o=<value optimized out>, e=<value optimized out>) at kernel/qdnd_x11.cpp:1306
#8  0x00007f6ebba37724 in QApplication::notify (this=<value optimized out>, receiver=0x2451d80, e=0x7fff86e69f50) at kernel/qapplication.cpp:4017
#9  0x00007f6ebd328866 in KApplication::notify (this=0xcd3f80, receiver=0x2451d80, event=0x7fff86e69f50) at ../../kdeui/kernel/kapplication.cpp:311
#10 0x00007f6ebc67049c in QCoreApplication::notifyInternal (this=0xcd3f80, receiver=0x2451d80, event=0x7fff86e69f50) at kernel/qcoreapplication.cpp:731
#11 0x00007f6ebba32a0d in sendEvent (receiver=0x2451d80, event=0x7fff86e69f50, alienWidget=0x0, nativeWidget=0x2451d80, buttonDown=0x7f6ebc512218, lastMouseReceiver=..., spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#12 QApplicationPrivate::sendMouseEvent (receiver=0x2451d80, event=0x7fff86e69f50, alienWidget=0x0, nativeWidget=0x2451d80, buttonDown=0x7f6ebc512218, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3122
#13 0x00007f6ebbab2600 in QETWidget::translateMouseEvent (this=0x2451d80, event=<value optimized out>) at kernel/qapplication_x11.cpp:4556
#14 0x00007f6ebbab104a in QApplication::x11ProcessEvent (this=0xcd3f80, event=0x7fff86e6a8a0) at kernel/qapplication_x11.cpp:3678
#15 0x00007f6ebbad9162 in x11EventSourceDispatch (s=0xcec930, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#16 0x00007f6eb3e6ebcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007f6eb3e6f3a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007f6eb3e6f639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f6ebc69b3ef in QEventDispatcherGlib::processEvents (this=0xc29340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#20 0x00007f6ebbad8dfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#21 0x00007f6ebc66f882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#22 0x00007f6ebc66fabc in QEventLoop::exec (this=0x1e5d3a0, flags=...) at kernel/qeventloop.cpp:201
#23 0x00007f6ebbabfa84 in QDragManager::drag (this=0x1e9f5c0, o=<value optimized out>) at kernel/qdnd_x11.cpp:1981
#24 0x00007f6ebba43888 in QDrag::exec (this=0xd6b4b0, supportedActions=..., defaultDropAction=Qt::IgnoreAction) at kernel/qdrag.cpp:284
#25 0x00007f6ebba43943 in QDrag::exec (this=<value optimized out>, supportedActions=<value optimized out>) at kernel/qdrag.cpp:239
#26 0x00007f6ea53a4d43 in Kickoff::UrlItemView::startDrag (this=0x1b1ada0, supportedActions=<value optimized out>) at ../../../../../plasma/desktop/applets/kickoff/ui/urlitemview.cpp:662
#27 0x00007f6ebbf4c6d3 in QAbstractItemView::mouseMoveEvent (this=0x1b1ada0, event=<value optimized out>) at itemviews/qabstractitemview.cpp:1709
#28 0x00007f6ea53a302b in Kickoff::UrlItemView::mouseMoveEvent (this=0x1b1ada0, event=0x7fff86e6bc90) at ../../../../../plasma/desktop/applets/kickoff/ui/urlitemview.cpp:560
#29 0x00007f6ebba82cec in QWidget::event (this=0x1b1ada0, event=0x7fff86e6bc90) at kernel/qwidget.cpp:8244
#30 0x00007f6ebbe32a66 in QFrame::event (this=0x1b1ada0, e=0x7fff86e6bc90) at widgets/qframe.cpp:557
#31 0x00007f6ebbf43d7b in QAbstractItemView::viewportEvent (this=0x1b1ada0, event=0x7fff86e6bc90) at itemviews/qabstractitemview.cpp:1628
#32 0x00007f6ebc670627 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x1b1aaa0, event=0x7fff86e6bc90) at kernel/qcoreapplication.cpp:846
#33 0x00007f6ebba319b1 in QApplicationPrivate::notify_helper (this=0xce7ac0, receiver=0x1b1aaa0, e=0x7fff86e6bc90) at kernel/qapplication.cpp:4458
#34 0x00007f6ebba36db3 in QApplication::notify (this=<value optimized out>, receiver=0x1b1aaa0, e=0x7fff86e6bc90) at kernel/qapplication.cpp:4023
#35 0x00007f6ebd328866 in KApplication::notify (this=0xcd3f80, receiver=0x1b1aaa0, event=0x7fff86e6bc90) at ../../kdeui/kernel/kapplication.cpp:311
#36 0x00007f6ebc67049c in QCoreApplication::notifyInternal (this=0xcd3f80, receiver=0x1b1aaa0, event=0x7fff86e6bc90) at kernel/qcoreapplication.cpp:731
#37 0x00007f6ebba32a0d in sendEvent (receiver=0x1b1aaa0, event=0x7fff86e6bc90, alienWidget=0x1b1aaa0, nativeWidget=0x1b8aad0, buttonDown=0x7f6ebc512218, lastMouseReceiver=..., spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#38 QApplicationPrivate::sendMouseEvent (receiver=0x1b1aaa0, event=0x7fff86e6bc90, alienWidget=0x1b1aaa0, nativeWidget=0x1b8aad0, buttonDown=0x7f6ebc512218, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3122
#39 0x00007f6ebba32ebe in QApplicationPrivate::sendSyntheticEnterLeave (this=<value optimized out>, widget=0x1b1aaa0) at kernel/qapplication.cpp:3208
#40 0x00007f6ebba7e2bb in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7796
#41 0x00007f6ebba7e276 in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7782
#42 0x00007f6ebba7e276 in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7782
#43 0x00007f6ebba7e276 in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7782
#44 0x00007f6ebba7e44e in QWidgetPrivate::hide_helper (this=0x1b8ab50) at kernel/qwidget.cpp:7526
#45 0x00007f6ebba86ce8 in QWidget::setVisible (this=0x1b8aad0, visible=<value optimized out>) at kernel/qwidget.cpp:7698
#46 0x00007f6ebf001218 in Plasma::PopupApplet::qt_metacall (this=0xe97490, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fff86e6c040) at ./popupapplet.moc:97
#47 0x00007f6ea53a8250 in LauncherApplet::qt_metacall (this=0xe97490, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff86e6c040) at ./applet.moc:78
#48 0x00007f6ebc6855f8 in QMetaObject::activate (sender=0xe51250, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3287
#49 0x00007f6ea539a28c in Kickoff::Launcher::eventFilter (this=0xe51250, object=0x1b1aaa0, event=0x7fff86e6c7e0) at ../../../../../plasma/desktop/applets/kickoff/ui/launcher.cpp:800
#50 0x00007f6ebc670627 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x1b1aaa0, event=0x7fff86e6c7e0) at kernel/qcoreapplication.cpp:846
#51 0x00007f6ebba319b1 in QApplicationPrivate::notify_helper (this=0xce7ac0, receiver=0x1b1aaa0, e=0x7fff86e6c7e0) at kernel/qapplication.cpp:4458
#52 0x00007f6ebba36db3 in QApplication::notify (this=<value optimized out>, receiver=0x1b1aaa0, e=0x7fff86e6c7e0) at kernel/qapplication.cpp:4023
#53 0x00007f6ebd328866 in KApplication::notify (this=0xcd3f80, receiver=0x1b1aaa0, event=0x7fff86e6c7e0) at ../../kdeui/kernel/kapplication.cpp:311
#54 0x00007f6ebc67049c in QCoreApplication::notifyInternal (this=0xcd3f80, receiver=0x1b1aaa0, event=0x7fff86e6c7e0) at kernel/qcoreapplication.cpp:731
#55 0x00007f6ebba32a0d in sendEvent (receiver=0x1b1aaa0, event=0x7fff86e6c7e0, alienWidget=0x1b1aaa0, nativeWidget=0x1b8aad0, buttonDown=0x7f6ebc512218, lastMouseReceiver=..., spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#56 QApplicationPrivate::sendMouseEvent (receiver=0x1b1aaa0, event=0x7fff86e6c7e0, alienWidget=0x1b1aaa0, nativeWidget=0x1b8aad0, buttonDown=0x7f6ebc512218, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3122
#57 0x00007f6ebbab2600 in QETWidget::translateMouseEvent (this=0x1b8aad0, event=<value optimized out>) at kernel/qapplication_x11.cpp:4556
#58 0x00007f6ebbab104a in QApplication::x11ProcessEvent (this=0xcd3f80, event=0x7fff86e6d130) at kernel/qapplication_x11.cpp:3678
#59 0x00007f6ebbad9162 in x11EventSourceDispatch (s=0xcec930, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#60 0x00007f6eb3e6ebcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#61 0x00007f6eb3e6f3a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#62 0x00007f6eb3e6f639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#63 0x00007f6ebc69b3ef in QEventDispatcherGlib::processEvents (this=0xc29340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#64 0x00007f6ebbad8dfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#65 0x00007f6ebc66f882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#66 0x00007f6ebc66fabc in QEventLoop::exec (this=0x7fff86e6d430, flags=...) at kernel/qeventloop.cpp:201
#67 0x00007f6ebc673ecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#68 0x00007f6ebf786897 in kdemain (argc=1, argv=0x7fff86e6d7f8) at ../../../../plasma/desktop/shell/main.cpp:118
#69 0x00007f6ebf3d2eff in __libc_start_main (main=0x400740 <main(int, char**)>, argc=1, ubp_av=0x7fff86e6d7f8, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff86e6d7e8) at libc-start.c:226
#70 0x0000000000400669 in _start ()

Possible duplicates by query: bug 273715, bug 273524, bug 273263, bug 273017, bug 269297.

Reported using DrKonqi