Bug 280786

Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-10-generic x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
Plasma crashed as I was attempting to import contacts from an LDAP server in KAddressBook

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f97ad0667a0 (LWP 1435))]

Thread 8 (Thread 0x7f978af9f700 (LWP 1438)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f978af9eac0 in ?? ()
#2  0x00007fff6cdfc7b2 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 7 (Thread 0x7f9788d8c700 (LWP 1466)):
#0  0x00007f97a1c43d9d in __pthread_mutex_unlock_usercnt (mutex=0x2634a28) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x2634a28) at pthread_mutex_unlock.c:290
#2  0x00007f97a133b094 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f97a133bf9d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f97a133c639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f97a9b6c446 in QEventDispatcherGlib::processEvents (this=0x26346a0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007f97a9b40882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f97a9b40abc in QEventLoop::exec (this=0x7f9788d8bdb0, flags=...) at kernel/qeventloop.cpp:201
#8  0x00007f97a9a57924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#9  0x00007f97a9b22c2f in QInotifyFileSystemWatcherEngine::run (this=0x2633760) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007f97a9a5a175 in QThreadPrivate::start (arg=0x2633760) at thread/qthread_unix.cpp:320
#11 0x00007f97a1c3fd8c in start_thread (arg=0x7f9788d8c700) at pthread_create.c:304
#12 0x00007f97ac96b04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f9780b61700 (LWP 1472)):
#0  0x00007f97ac95df03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f97a133c104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f97a133c9f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9781c78c44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f97a13633e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f97a1c3fd8c in start_thread (arg=0x7f9780b61700) at pthread_create.c:304
#6  0x00007f97ac96b04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f977e463700 (LWP 5031)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f97a9a5a82b in wait (this=<value optimized out>, mutex=0x2b63720, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2b63720, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f97a5cdd0b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2bf34e0, th=0x3625db0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f97a5cdf723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2b5c6e0, th=0x3625db0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f97a5cde53f in ThreadWeaver::ThreadRunHelper::run (this=0x7f977e462e00, parent=0x2bf34e0, th=0x3625db0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f97a5cde5cb in ThreadWeaver::Thread::run (this=0x3625db0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f97a9a5a175 in QThreadPrivate::start (arg=0x3625db0) at thread/qthread_unix.cpp:320
#8  0x00007f97a1c3fd8c in start_thread (arg=0x7f977e463700) at pthread_create.c:304
#9  0x00007f97ac96b04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f9783de7700 (LWP 5032)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f97a9a5a82b in wait (this=<value optimized out>, mutex=0x2b63720, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2b63720, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f97a5cdd0b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2bf34e0, th=0x2f3ddf0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f97a5cdf723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2b5c6e0, th=0x2f3ddf0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f97a5cde53f in ThreadWeaver::ThreadRunHelper::run (this=0x7f9783de6e00, parent=0x2bf34e0, th=0x2f3ddf0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f97a5cde5cb in ThreadWeaver::Thread::run (this=0x2f3ddf0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f97a9a5a175 in QThreadPrivate::start (arg=0x2f3ddf0) at thread/qthread_unix.cpp:320
#8  0x00007f97a1c3fd8c in start_thread (arg=0x7f9783de7700) at pthread_create.c:304
#9  0x00007f97ac96b04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f9781362700 (LWP 5033)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f97a9a5a82b in wait (this=<value optimized out>, mutex=0x2b63720, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2b63720, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f97a5cdd0b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2bf34e0, th=0x1999780) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f97a5cdf723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2b5c6e0, th=0x1999780) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f97a5cdf73c in ThreadWeaver::WorkingHardState::applyForWork (this=0x2b5c6e0, th=0x1999780) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f97a5cde53f in ThreadWeaver::ThreadRunHelper::run (this=0x7f9781361e00, parent=0x2bf34e0, th=0x1999780) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f97a5cde5cb in ThreadWeaver::Thread::run (this=0x1999780) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f97a9a5a175 in QThreadPrivate::start (arg=0x1999780) at thread/qthread_unix.cpp:320
#9  0x00007f97a1c3fd8c in start_thread (arg=0x7f9781362700) at pthread_create.c:304
#10 0x00007f97ac96b04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f9778afd700 (LWP 5034)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f97a9a5a82b in wait (this=<value optimized out>, mutex=0x2b63720, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2b63720, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f97a5cdd0b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2bf34e0, th=0x343e8f0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f97a5cdf723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2b5c6e0, th=0x343e8f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f97a5cdf73c in ThreadWeaver::WorkingHardState::applyForWork (this=0x2b5c6e0, th=0x343e8f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f97a5cde53f in ThreadWeaver::ThreadRunHelper::run (this=0x7f9778afce00, parent=0x2bf34e0, th=0x343e8f0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f97a5cde5cb in ThreadWeaver::Thread::run (this=0x343e8f0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f97a9a5a175 in QThreadPrivate::start (arg=0x343e8f0) at thread/qthread_unix.cpp:320
#9  0x00007f97a1c3fd8c in start_thread (arg=0x7f9778afd700) at pthread_create.c:304
#10 0x00007f97ac96b04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f97ad0667a0 (LWP 1435)):
[KCrash Handler]
#6  0x00007f97aa7a05d1 in QString (this=0x88, group=0, state=0) at /usr/include/qt4/QtCore/qstring.h:728
#7  KIconEffect::fingerprint (this=0x88, group=0, state=0) at ../../kdeui/icons/kiconeffect.cpp:169
#8  0x00007f97aa7a5feb in KIconLoaderPrivate::makeCacheKey (this=<value optimized out>, name=..., group=KIconLoader::Desktop, overlays=..., size=24, state=0) at ../../kdeui/icons/kiconloader.cpp:782
#9  0x00007f97aa7acd03 in KIconLoader::loadIcon (this=0x36b29a0, _name=<value optimized out>, group=KIconLoader::Desktop, size=24, state=0, overlays=..., path_store=0x0, canReturnNull=false) at ../../kdeui/icons/kiconloader.cpp:1226
#10 0x00007f97aa7a4c99 in KIconEngine::pixmap (this=<value optimized out>, size=..., mode=<value optimized out>, state=<value optimized out>) at ../../kdeui/icons/kiconengine.cpp:93
#11 0x00007f97a8faa4b5 in QIcon::pixmap (this=<value optimized out>, size=<value optimized out>, mode=<value optimized out>, state=<value optimized out>) at image/qicon.cpp:676
#12 0x00007f97ac54d099 in Plasma::IconWidgetPrivate::decoration (this=0x3735790, option=<value optimized out>, useHoverEffect=false, usePressedEffect=false) at ../../plasma/widgets/iconwidget.cpp:812
#13 0x00007f97ac552e51 in Plasma::IconWidget::paint (this=0x36ab420, painter=0x7fff6cde2e10, option=0x18e3338, widget=<value optimized out>) at ../../plasma/widgets/iconwidget.cpp:1128
#14 0x00007f97938633e9 in SystemTray::DBusSystemTrayWidget::paint (this=0x36ab420, painter=0x7fff6cde2e10, option=0x18e3338, widget=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/protocols/dbussystemtray/dbussystemtraywidget.cpp:189
#15 0x00007f97a94f088d in _q_paintItem (item=<value optimized out>, painter=0x7fff6cde2e10, option=0x18e3338, widget=0x0, useWindowOpacity=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4314
#16 0x00007f97a94f0ba0 in _q_paintIntoCache (pix=0x7fff6cde3340, item=0x36ab430, pixmapExposed=..., itemToPixmap=..., renderHints=..., option=0x18e3338, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4352
#17 0x00007f97a95043d8 in QGraphicsScenePrivate::drawItemHelper (this=0x18e3110, item=0x36ab430, painter=0x7fff6cde5350, option=0x18e3338, widget=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4690
#18 0x00007f97a9504faa in QGraphicsScenePrivate::draw (this=0x18e3110, item=0x36ab430, painter=0x7fff6cde5350, viewTransform=0x7fff6cde50e0, transformPtr=0x7fff6cde3a00, exposedRegion=0x2b5a340, widget=0x288c970, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4962
#19 0x00007f97a9505c55 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x18e3110, item=0x36ab430, painter=0x7fff6cde5350, viewTransform=0x7fff6cde50e0, exposedRegion=0x2b5a340, widget=0x288c970, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#20 0x00007f97a9504e20 in QGraphicsScenePrivate::draw (this=0x18e3110, item=0x1ae93a0, painter=0x7fff6cde5350, viewTransform=0x7fff6cde50e0, transformPtr=0x7fff6cde4000, exposedRegion=0x2b5a340, widget=0x288c970, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#21 0x00007f97a9505c55 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x18e3110, item=0x1ae93a0, painter=0x7fff6cde5350, viewTransform=0x7fff6cde50e0, exposedRegion=0x2b5a340, widget=0x288c970, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#22 0x00007f97a9504e20 in QGraphicsScenePrivate::draw (this=0x18e3110, item=0x1a34ac0, painter=0x7fff6cde5350, viewTransform=0x7fff6cde50e0, transformPtr=0x7fff6cde4600, exposedRegion=0x2b5a340, widget=0x288c970, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#23 0x00007f97a9505c55 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x18e3110, item=0x1a34ac0, painter=0x7fff6cde5350, viewTransform=0x7fff6cde50e0, exposedRegion=0x2b5a340, widget=0x288c970, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#24 0x00007f97a9504e20 in QGraphicsScenePrivate::draw (this=0x18e3110, item=0x19b7020, painter=0x7fff6cde5350, viewTransform=0x7fff6cde50e0, transformPtr=0x7fff6cde4c00, exposedRegion=0x2b5a340, widget=0x288c970, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#25 0x00007f97a9505c55 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x18e3110, item=0x19b7020, painter=0x7fff6cde5350, viewTransform=0x7fff6cde50e0, exposedRegion=0x2b5a340, widget=0x288c970, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#26 0x00007f97a9506484 in QGraphicsScenePrivate::drawItems (this=0x18e3110, painter=0x7fff6cde5350, viewTransform=0x7fff6cde50e0, exposedRegion=0x2b5a340, widget=0x288c970) at graphicsview/qgraphicsscene.cpp:4735
#27 0x00007f97a95232c2 in QGraphicsView::paintEvent (this=<value optimized out>, event=<value optimized out>) at graphicsview/qgraphicsview.cpp:3469
#28 0x00007f97a8f4fc7a in QWidget::event (this=0x197f580, event=0x7fff6cde5c70) at kernel/qwidget.cpp:8405
#29 0x00007f97a9302156 in QFrame::event (this=0x197f580, e=0x7fff6cde5c70) at widgets/qframe.cpp:557
#30 0x00007f97a952457b in QGraphicsView::viewportEvent (this=0x197f580, event=0x7fff6cde5c70) at graphicsview/qgraphicsview.cpp:2864
#31 0x00007f97a9b41627 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x288c970, event=0x7fff6cde5c70) at kernel/qcoreapplication.cpp:846
#32 0x00007f97a8efe9c1 in QApplicationPrivate::notify_helper (this=0x18e3f30, receiver=0x288c970, e=0x7fff6cde5c70) at kernel/qapplication.cpp:4458
#33 0x00007f97a8f033ba in QApplication::notify (this=<value optimized out>, receiver=0x288c970, e=0x7fff6cde5c70) at kernel/qapplication.cpp:4341
#34 0x00007f97aa7f9866 in KApplication::notify (this=0x18c2300, receiver=0x288c970, event=0x7fff6cde5c70) at ../../kdeui/kernel/kapplication.cpp:311
#35 0x00007f97a9b4149c in QCoreApplication::notifyInternal (this=0x18c2300, receiver=0x288c970, event=0x7fff6cde5c70) at kernel/qcoreapplication.cpp:731
#36 0x00007f97a8f4cacd in sendSpontaneousEvent (this=0x2ad03c0, pdev=0x282a898, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x2c43e80) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#37 QWidgetPrivate::drawWidget (this=0x2ad03c0, pdev=0x282a898, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x2c43e80) at kernel/qwidget.cpp:5492
#38 0x00007f97a8f4d6e2 in QWidgetPrivate::paintSiblingsRecursive (this=0x2b59eb0, pdev=0x282a898, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x2c43e80) at kernel/qwidget.cpp:5699
#39 0x00007f97a8f4d59a in QWidgetPrivate::paintSiblingsRecursive (this=0x2b59eb0, pdev=0x282a898, siblings=..., index=4, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x2c43e80) at kernel/qwidget.cpp:5686
#40 0x00007f97a8f4c80c in QWidgetPrivate::drawWidget (this=0x2b59eb0, pdev=0x282a898, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x2c43e80) at kernel/qwidget.cpp:5545
#41 0x00007f97a91139eb in QWidgetBackingStore::sync (this=0x2c43e80) at painting/qbackingstore.cpp:1333
#42 0x00007f97a8f42f60 in QWidgetPrivate::syncBackingStore (this=0x2b59eb0) at kernel/qwidget.cpp:1842
#43 0x00007f97a8f50194 in QWidget::event (this=0x197f580, event=0x36955c0) at kernel/qwidget.cpp:8552
#44 0x00007f97a9302156 in QFrame::event (this=0x197f580, e=0x36955c0) at widgets/qframe.cpp:557
#45 0x00007f97a93838eb in QAbstractScrollArea::event (this=0x197f580, e=0x36955c0) at widgets/qabstractscrollarea.cpp:996
#46 0x00007f97acc5cfe6 in PanelView::event (this=0x197f580, event=0x36955c0) at ../../../../plasma/desktop/shell/panelview.cpp:1604
#47 0x00007f97a8efe9f4 in QApplicationPrivate::notify_helper (this=0x18e3f30, receiver=0x197f580, e=0x36955c0) at kernel/qapplication.cpp:4462
#48 0x00007f97a8f033ba in QApplication::notify (this=<value optimized out>, receiver=0x197f580, e=0x36955c0) at kernel/qapplication.cpp:4341
#49 0x00007f97aa7f9866 in KApplication::notify (this=0x18c2300, receiver=0x197f580, event=0x36955c0) at ../../kdeui/kernel/kapplication.cpp:311
#50 0x00007f97a9b4149c in QCoreApplication::notifyInternal (this=0x18c2300, receiver=0x197f580, event=0x36955c0) at kernel/qcoreapplication.cpp:731
#51 0x00007f97a9b44c25 in sendEvent (receiver=0x197f580, event_type=77, data=0x1865b60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#52 QCoreApplicationPrivate::sendPostedEvents (receiver=0x197f580, event_type=77, data=0x1865b60) at kernel/qcoreapplication.cpp:1372
#53 0x00007f97a94fcf7a in dispatchPendingUpdateRequests (this=0x18e3110) at ../../include/QtGui/private/../../../src/gui/graphicsview/qgraphicsview_p.h:189
#54 QGraphicsScenePrivate::_q_processDirtyItems (this=0x18e3110) at graphicsview/qgraphicsscene.cpp:510
#55 0x00007f97a94fd39a in QGraphicsScene::qt_metacall (this=0x193d030, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0x2b3c1b0) at .moc/release-shared/moc_qgraphicsscene.cpp:130
#56 0x00007f97ac4a0b65 in Plasma::Corona::qt_metacall (this=0x193d030, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x2b3c1b0) at ./corona.moc:109
#57 0x00007f97acc51065 in DesktopCorona::qt_metacall (this=0x193d030, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x2b3c1b0) at ./desktopcorona.moc:101
#58 0x00007f97a9b5549a in QObject::event (this=0x193d030, e=<value optimized out>) at kernel/qobject.cpp:1226
#59 0x00007f97a9509c7b in QGraphicsScene::event (this=0x193d030, event=0x38a87c0) at graphicsview/qgraphicsscene.cpp:3544
#60 0x00007f97a8efe9f4 in QApplicationPrivate::notify_helper (this=0x18e3f30, receiver=0x193d030, e=0x38a87c0) at kernel/qapplication.cpp:4462
#61 0x00007f97a8f033ba in QApplication::notify (this=<value optimized out>, receiver=0x193d030, e=0x38a87c0) at kernel/qapplication.cpp:4341
#62 0x00007f97aa7f9866 in KApplication::notify (this=0x18c2300, receiver=0x193d030, event=0x38a87c0) at ../../kdeui/kernel/kapplication.cpp:311
#63 0x00007f97a9b4149c in QCoreApplication::notifyInternal (this=0x18c2300, receiver=0x193d030, event=0x38a87c0) at kernel/qcoreapplication.cpp:731
#64 0x00007f97a9b44c25 in sendEvent (receiver=0x0, event_type=0, data=0x1865b60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#65 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1865b60) at kernel/qcoreapplication.cpp:1372
#66 0x00007f97a9b6c253 in sendPostedEvents (s=0x18e69c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#67 postEventSourceDispatch (s=0x18e69c0) at kernel/qeventdispatcher_glib.cpp:277
#68 0x00007f97a133bbcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#69 0x00007f97a133c3a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#70 0x00007f97a133c639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#71 0x00007f97a9b6c3ef in QEventDispatcherGlib::processEvents (this=0x1865340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#72 0x00007f97a8fa84de in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#73 0x00007f97a9b40882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#74 0x00007f97a9b40abc in QEventLoop::exec (this=0x7fff6cde7dd0, flags=...) at kernel/qeventloop.cpp:201
#75 0x00007f97a9b44ecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#76 0x00007f97acc57897 in kdemain (argc=1, argv=0x7fff6cde8198) at ../../../../plasma/desktop/shell/main.cpp:118
#77 0x00007f97ac8a3eff in __libc_start_main (main=0x400740 <main(int, char**)>, argc=1, ubp_av=0x7fff6cde8198, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff6cde8188) at libc-start.c:226
#78 0x0000000000400669 in _start ()

Possible duplicates by query: bug 280747, bug 280548, bug 280233, bug 279930, bug 279925.

Reported using DrKonqi