Bug 336238

Application: plasma-desktop (4.11.9)
KDE Platform Version: 4.13.1
Qt Version: 4.8.6
Operating System: Linux 3.14.6 x86_64
Distribution: Ubuntu 14.04 LTS

-- Information about the crash:
- What I was doing when the application crashed: I was tryimg to install popcorn time with muon pm. It could not install properly.Plasma crashed when tried to close a popup window.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9836178800 (LWP 2392))]

Thread 12 (Thread 0x7f980d5dd700 (LWP 2394)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f982ee23ffb in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f982ee24039 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f98296d0182 in start_thread (arg=0x7f980d5dd700) at pthread_create.c:312
#4  0x00007f9835a7130d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 11 (Thread 0x7f97809eb700 (LWP 2395)):
#0  0x00007f982900062a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f9829000989 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9828fbe699 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9828fbef03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9828fbf0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f98326397be in QEventDispatcherGlib::processEvents (this=0x7f977c0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007f983260b0af in QEventLoop::processEvents (this=this@entry=0x7f97809eada0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f983260b3a5 in QEventLoop::exec (this=this@entry=0x7f97809eada0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f9832507c5f in QThread::exec (this=this@entry=0x30827d0) at thread/qthread.cpp:537
#9  0x00007f98325ec823 in QInotifyFileSystemWatcherEngine::run (this=0x30827d0) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00007f983250a32f in QThreadPrivate::start (arg=0x30827d0) at thread/qthread_unix.cpp:349
#11 0x00007f98296d0182 in start_thread (arg=0x7f97809eb700) at pthread_create.c:312
#12 0x00007f9835a7130d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 10 (Thread 0x7f9759dc4700 (LWP 2403)):
#0  0x00007f9835a63fbd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f9828fbefe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9828fbf0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f98326397be in QEventDispatcherGlib::processEvents (this=0x7f974c0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007f983260b0af in QEventLoop::processEvents (this=this@entry=0x7f9759dc3da0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f983260b3a5 in QEventLoop::exec (this=this@entry=0x7f9759dc3da0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f9832507c5f in QThread::exec (this=this@entry=0x3caa5a0) at thread/qthread.cpp:537
#7  0x00007f98325ec823 in QInotifyFileSystemWatcherEngine::run (this=0x3caa5a0) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f983250a32f in QThreadPrivate::start (arg=0x3caa5a0) at thread/qthread_unix.cpp:349
#9  0x00007f98296d0182 in start_thread (arg=0x7f9759dc4700) at pthread_create.c:312
#10 0x00007f9835a7130d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7f976108e700 (LWP 2411)):
#0  0x00007f9835a63fbd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f9828fbefe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9828fbf0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f98326397be in QEventDispatcherGlib::processEvents (this=0x7f973c0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007f983260b0af in QEventLoop::processEvents (this=this@entry=0x7f976108dda0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f983260b3a5 in QEventLoop::exec (this=this@entry=0x7f976108dda0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f9832507c5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#7  0x00007f975e920027 in KCupsConnection::run() () from /usr/lib/libkcupslib.so
#8  0x00007f983250a32f in QThreadPrivate::start (arg=0x5b26270) at thread/qthread_unix.cpp:349
#9  0x00007f98296d0182 in start_thread (arg=0x7f976108e700) at pthread_create.c:312
#10 0x00007f9835a7130d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7f9741acf700 (LWP 2458)):
#0  __libc_enable_asynccancel () at ../nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S:65
#1  0x00007f9835a63fb2 in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0x00007f9828fbefe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9828fbf0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f98326397be in QEventDispatcherGlib::processEvents (this=0x7f97340008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#5  0x00007f983260b0af in QEventLoop::processEvents (this=this@entry=0x7f9741aceda0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f983260b3a5 in QEventLoop::exec (this=this@entry=0x7f9741aceda0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f9832507c5f in QThread::exec (this=this@entry=0x2b8d560) at thread/qthread.cpp:537
#8  0x00007f98325ec823 in QInotifyFileSystemWatcherEngine::run (this=0x2b8d560) at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007f983250a32f in QThreadPrivate::start (arg=0x2b8d560) at thread/qthread_unix.cpp:349
#10 0x00007f98296d0182 in start_thread (arg=0x7f9741acf700) at pthread_create.c:312
#11 0x00007f9835a7130d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7f9731828700 (LWP 2604)):
#0  0x00007f9835a626bd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f9823e90e41 in ?? () from /usr/lib/nvidia-331/tls/libnvidia-tls.so.331.38
#2  0x00007f9828fffc20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9828fbeb14 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9828fbef7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9828fbf0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f98326397be in QEventDispatcherGlib::processEvents (this=0x7f971c003220, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#7  0x00007f983260b0af in QEventLoop::processEvents (this=this@entry=0x7f9731827de0, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007f983260b3a5 in QEventLoop::exec (this=this@entry=0x7f9731827de0, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007f9832507c5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#10 0x00007f983250a32f in QThreadPrivate::start (arg=0x30f8d30) at thread/qthread_unix.cpp:349
#11 0x00007f98296d0182 in start_thread (arg=0x7f9731828700) at pthread_create.c:312
#12 0x00007f9835a7130d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f9732ffd700 (LWP 2605)):
#0  0x00007f9835a626bd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f9823e90e41 in ?? () from /usr/lib/nvidia-331/tls/libnvidia-tls.so.331.38
#2  0x00007f9828fffc20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9828fbeb14 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9828fbef7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9828fbf0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f98326397be in QEventDispatcherGlib::processEvents (this=0x7f9728003bf0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#7  0x00007f983260b0af in QEventLoop::processEvents (this=this@entry=0x7f9732ffcde0, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007f983260b3a5 in QEventLoop::exec (this=this@entry=0x7f9732ffcde0, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007f9832507c5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#10 0x00007f983250a32f in QThreadPrivate::start (arg=0x30e49a0) at thread/qthread_unix.cpp:349
#11 0x00007f98296d0182 in start_thread (arg=0x7f9732ffd700) at pthread_create.c:312
#12 0x00007f9835a7130d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f9717fff700 (LWP 17368)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f983250a816 in wait (time=18446744073709551615, this=0xabda710) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x53a22a8, mutex=0x4f2cd10, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f982e09ce6c in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x53a2280, th=0xa1c3810) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007f982e09f903 in ThreadWeaver::WorkingHardState::applyForWork (this=0x5462f60, th=0xa1c3810, previous=0x82f5340) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007f982e09e61f in ThreadWeaver::Thread::run (this=0xa1c3810) at ../../../threadweaver/Weaver/Thread.cpp:98
#6  0x00007f983250a32f in QThreadPrivate::start (arg=0xa1c3810) at thread/qthread_unix.cpp:349
#7  0x00007f98296d0182 in start_thread (arg=0x7f9717fff700) at pthread_create.c:312
#8  0x00007f9835a7130d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f97595c3700 (LWP 17369)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f983250a816 in wait (time=18446744073709551615, this=0xabda710) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x53a22a8, mutex=0x4f2cd10, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f982e09ce6c in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x53a2280, th=0x2fccde0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007f982e09f903 in ThreadWeaver::WorkingHardState::applyForWork (this=0x5462f60, th=0x2fccde0, previous=0xe4033d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007f982e09e61f in ThreadWeaver::Thread::run (this=0x2fccde0) at ../../../threadweaver/Weaver/Thread.cpp:98
#6  0x00007f983250a32f in QThreadPrivate::start (arg=0x2fccde0) at thread/qthread_unix.cpp:349
#7  0x00007f98296d0182 in start_thread (arg=0x7f97595c3700) at pthread_create.c:312
#8  0x00007f9835a7130d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f977ad05700 (LWP 17370)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f983250a816 in wait (time=18446744073709551615, this=0xabda710) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x53a22a8, mutex=0x4f2cd10, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f982e09ce6c in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x53a2280, th=0xb0b1f00) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007f982e09f903 in ThreadWeaver::WorkingHardState::applyForWork (this=0x5462f60, th=0xb0b1f00, previous=0xa12b270) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007f982e09e61f in ThreadWeaver::Thread::run (this=0xb0b1f00) at ../../../threadweaver/Weaver/Thread.cpp:98
#6  0x00007f983250a32f in QThreadPrivate::start (arg=0xb0b1f00) at thread/qthread_unix.cpp:349
#7  0x00007f98296d0182 in start_thread (arg=0x7f977ad05700) at pthread_create.c:312
#8  0x00007f9835a7130d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f9744cb3700 (LWP 17371)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f983250a816 in wait (time=18446744073709551615, this=0xabda710) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x53a22a8, mutex=0x4f2cd10, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f982e09ce6c in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x53a2280, th=0xab61300) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007f982e09f903 in ThreadWeaver::WorkingHardState::applyForWork (this=0x5462f60, th=0xab61300, previous=0x0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007f982e09e61f in ThreadWeaver::Thread::run (this=0xab61300) at ../../../threadweaver/Weaver/Thread.cpp:98
#6  0x00007f983250a32f in QThreadPrivate::start (arg=0xab61300) at thread/qthread_unix.cpp:349
#7  0x00007f98296d0182 in start_thread (arg=0x7f9744cb3700) at pthread_create.c:312
#8  0x00007f9835a7130d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f9836178800 (LWP 2392)):
[KCrash Handler]
#6  0x00007f9832620607 in isSignalConnected (signal_index=25, this=0x101010100000000) at kernel/qobject_p.h:237
#7  QMetaObject::activate (sender=sender@entry=0xbe056d0, m=m@entry=0x7f9834657900 <QDeclarativeMouseArea::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3444
#8  0x00007f9834360140 in QDeclarativeMouseArea::hoveredChanged (this=this@entry=0xbe056d0) at .moc/release-shared/moc_qdeclarativemousearea_p.cpp:450
#9  0x00007f9834213785 in QDeclarativeMouseArea::setHovered (this=this@entry=0xbe056d0, h=h@entry=false) at graphicsitems/qdeclarativemousearea.cpp:869
#10 0x00007f9834214b42 in QDeclarativeMouseArea::mouseReleaseEvent (this=0xbe056d0, event=<optimized out>) at graphicsitems/qdeclarativemousearea.cpp:586
#11 0x00007f9831f4f592 in QGraphicsItem::sceneEvent (this=this@entry=0xbe056e0, event=event@entry=0x7fff9d7b9110) at graphicsview/qgraphicsitem.cpp:6755
#12 0x00007f98342077c4 in QDeclarativeItem::sceneEvent (this=this@entry=0xbe056d0, event=event@entry=0x7fff9d7b9110) at graphicsitems/qdeclarativeitem.cpp:3081
#13 0x00007f9834215231 in QDeclarativeMouseArea::sceneEvent (this=0xbe056d0, event=0x7fff9d7b9110) at graphicsitems/qdeclarativemousearea.cpp:676
#14 0x00007f9831f765af in QGraphicsScenePrivate::sendMouseEvent (this=0x1f8a110, mouseEvent=0x7fff9d7b9110) at graphicsview/qgraphicsscene.cpp:1295
#15 0x00007f9831f7f21f in QGraphicsScene::mouseReleaseEvent (this=<optimized out>, mouseEvent=0x7fff9d7b9110) at graphicsview/qgraphicsscene.cpp:4128
#16 0x00007f9831f8b140 in QGraphicsScene::event (this=0x1f21c30, event=0x7fff9d7b9110) at graphicsview/qgraphicsscene.cpp:3458
#17 0x00007f98319a5e2c in QApplicationPrivate::notify_helper (this=this@entry=0x1d45fd0, receiver=receiver@entry=0x1f21c30, e=e@entry=0x7fff9d7b9110) at kernel/qapplication.cpp:4567
#18 0x00007f98319ac4a0 in QApplication::notify (this=this@entry=0x1d3c430, receiver=receiver@entry=0x1f21c30, e=e@entry=0x7fff9d7b9110) at kernel/qapplication.cpp:4353
#19 0x00007f98332d1d1a in KApplication::notify (this=0x1d3c430, receiver=0x1f21c30, event=0x7fff9d7b9110) at ../../kdeui/kernel/kapplication.cpp:311
#20 0x00007f983260c4dd in QCoreApplication::notifyInternal (this=0x1d3c430, receiver=0x1f21c30, event=event@entry=0x7fff9d7b9110) at kernel/qcoreapplication.cpp:953
#21 0x00007f98319a4556 in sendSpontaneousEvent (event=event@entry=0x7fff9d7b9110, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#22 qt_sendSpontaneousEvent (receiver=<optimized out>, event=event@entry=0x7fff9d7b9110) at kernel/qapplication.cpp:5565
#23 0x00007f9831fa1d97 in QGraphicsView::mouseReleaseEvent (this=0x54fe9f0, event=0x7fff9d7b9670) at graphicsview/qgraphicsview.cpp:3338
#24 0x00007f98319f550a in QWidget::event (this=this@entry=0x54fe9f0, event=event@entry=0x7fff9d7b9670) at kernel/qwidget.cpp:8376
#25 0x00007f9831d96fce in QFrame::event (this=0x54fe9f0, e=0x7fff9d7b9670) at widgets/qframe.cpp:557
#26 0x00007f9831fa27b9 in QGraphicsView::viewportEvent (this=0x54fe9f0, event=0x7fff9d7b9670) at graphicsview/qgraphicsview.cpp:2866
#27 0x00007f983260c646 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=this@entry=0x1d45fd0, receiver=receiver@entry=0x55074b0, event=event@entry=0x7fff9d7b9670) at kernel/qcoreapplication.cpp:1063
#28 0x00007f98319a5e0c in QApplicationPrivate::notify_helper (this=this@entry=0x1d45fd0, receiver=receiver@entry=0x55074b0, e=e@entry=0x7fff9d7b9670) at kernel/qapplication.cpp:4563
#29 0x00007f98319ac5dd in QApplication::notify (this=this@entry=0x1d3c430, receiver=receiver@entry=0x55074b0, e=e@entry=0x7fff9d7b9670) at kernel/qapplication.cpp:4110
#30 0x00007f98332d1d1a in KApplication::notify (this=0x1d3c430, receiver=0x55074b0, event=0x7fff9d7b9670) at ../../kdeui/kernel/kapplication.cpp:311
#31 0x00007f983260c4dd in QCoreApplication::notifyInternal (this=0x1d3c430, receiver=receiver@entry=0x55074b0, event=event@entry=0x7fff9d7b9670) at kernel/qcoreapplication.cpp:953
#32 0x00007f98319abd93 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#33 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x55074b0, event=event@entry=0x7fff9d7b9670, alienWidget=alienWidget@entry=0x55074b0, nativeWidget=nativeWidget@entry=0x2d6fa10, buttonDown=buttonDown@entry=0x7f983248b318 <qt_button_down>, lastMouseReceiver=..., spontaneous=spontaneous@entry=true) at kernel/qapplication.cpp:3178
#34 0x00007f9831a209cb in QETWidget::translateMouseEvent (this=this@entry=0x2d6fa10, event=event@entry=0x7fff9d7b99f0) at kernel/qapplication_x11.cpp:4634
#35 0x00007f9831a20269 in QApplication::x11ProcessEvent (this=0x1d3c430, event=event@entry=0x7fff9d7b99f0) at kernel/qapplication_x11.cpp:3627
#36 0x00007f9831a47b02 in x11EventSourceDispatch (s=0x1d46800, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#37 0x00007f9828fbee04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007f9828fbf048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f9828fbf0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f98326397a1 in QEventDispatcherGlib::processEvents (this=0x1d521f0, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#41 0x00007f9831a47bb6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#42 0x00007f983260b0af in QEventLoop::processEvents (this=this@entry=0x7fff9d7b9dc0, flags=...) at kernel/qeventloop.cpp:149
#43 0x00007f983260b3a5 in QEventLoop::exec (this=this@entry=0x7fff9d7b9dc0, flags=...) at kernel/qeventloop.cpp:204
#44 0x00007f9832610b79 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#45 0x00007f98319a437c in QApplication::exec () at kernel/qapplication.cpp:3828
#46 0x00007f9835d7866c in kdemain (argc=1, argv=0x7fff9d7ba018) at ../../../../plasma/desktop/shell/main.cpp:126
#47 0x00007f9835997ec5 in __libc_start_main (main=0x4006e0 <main(int, char**)>, argc=1, argv=0x7fff9d7ba018, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff9d7ba008) at libc-start.c:287
#48 0x000000000040070e in _start ()

Reported using DrKonqi