Bug 274515

Summary: Quitting Amarok crashed Plasma
Product: [Unmaintained] plasma4 Reporter: terri.bugs
Component: generalAssignee: Plasma Bugs List <plasma-bugs>
Status: RESOLVED FIXED    
Severity: crash CC: aseigo
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description terri.bugs 2011-05-30 14:07:32 UTC 
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:
- What I was doing when the application crashed:
I quit Amarok after updating collection and next thing I know plasma crashes. I'm using Kubuntu 11.04 64-bit.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fb48ee4f7a0 (LWP 1590))]

Thread 8 (Thread 0x7fb471b71700 (LWP 1592)):
#0  0x00007fb48e742f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fb483125104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb483125639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb48b951446 in QEventDispatcherGlib::processEvents (this=0x1a40610, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fb48b925882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fb48b925abc in QEventLoop::exec (this=0x7fb471b70db0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fb48b83c924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007fb48b907c2f in QInotifyFileSystemWatcherEngine::run (this=0x1a40080) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fb48b83f175 in QThreadPrivate::start (arg=0x1a40080) at thread/qthread_unix.cpp:320
#9  0x00007fb483a28d8c in start_thread (arg=0x7fb471b71700) at pthread_create.c:304
#10 0x00007fb48e75004d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fb46599f700 (LWP 1594)):
#0  0x00007fb48e742f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fb483125104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb483125639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb48b951446 in QEventDispatcherGlib::processEvents (this=0x145b8d0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fb48b925882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fb48b925abc in QEventLoop::exec (this=0x7fb46599edb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fb48b83c924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007fb48b907c2f in QInotifyFileSystemWatcherEngine::run (this=0x14502a0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fb48b83f175 in QThreadPrivate::start (arg=0x14502a0) at thread/qthread_unix.cpp:320
#9  0x00007fb483a28d8c in start_thread (arg=0x7fb46599f700) at pthread_create.c:304
#10 0x00007fb48e75004d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fb462f56700 (LWP 1599)):
#0  __pthread_mutex_lock (mutex=0x1c53b78) at pthread_mutex_lock.c:127
#1  0x00007fb4831245ea in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb483125122 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb4831259f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb464288c44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007fb48314c3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fb483a28d8c in start_thread (arg=0x7fb462f56700) at pthread_create.c:304
#7  0x00007fb48e75004d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fb45e880700 (LWP 2618)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb48b83f82b in wait (this=<value optimized out>, mutex=0x1f19540, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1f19540, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fb487ac60b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f905c0, th=0x2627770) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fb487ac8723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1f0c100, th=0x2627770) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fb487ac753f in ThreadWeaver::ThreadRunHelper::run (this=0x7fb45e87fe00, parent=0x1f905c0, th=0x2627770) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fb487ac75cb in ThreadWeaver::Thread::run (this=0x2627770) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fb48b83f175 in QThreadPrivate::start (arg=0x2627770) at thread/qthread_unix.cpp:320
#8  0x00007fb483a28d8c in start_thread (arg=0x7fb45e880700) at pthread_create.c:304
#9  0x00007fb48e75004d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fb471158700 (LWP 2619)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb48b83f82b in wait (this=<value optimized out>, mutex=0x1f19540, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1f19540, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fb487ac60b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f905c0, th=0x1421fa0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fb487ac8723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1f0c100, th=0x1421fa0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fb487ac753f in ThreadWeaver::ThreadRunHelper::run (this=0x7fb471157e00, parent=0x1f905c0, th=0x1421fa0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fb487ac75cb in ThreadWeaver::Thread::run (this=0x1421fa0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fb48b83f175 in QThreadPrivate::start (arg=0x1421fa0) at thread/qthread_unix.cpp:320
#8  0x00007fb483a28d8c in start_thread (arg=0x7fb471158700) at pthread_create.c:304
#9  0x00007fb48e75004d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fb463757700 (LWP 2620)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb48b83f82b in wait (this=<value optimized out>, mutex=0x1f19540, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1f19540, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fb487ac60b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f905c0, th=0x7fb46c2cc9a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fb487ac8723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1f0c100, th=0x7fb46c2cc9a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fb487ac753f in ThreadWeaver::ThreadRunHelper::run (this=0x7fb463756e00, parent=0x1f905c0, th=0x7fb46c2cc9a0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fb487ac75cb in ThreadWeaver::Thread::run (this=0x7fb46c2cc9a0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fb48b83f175 in QThreadPrivate::start (arg=0x7fb46c2cc9a0) at thread/qthread_unix.cpp:320
#8  0x00007fb483a28d8c in start_thread (arg=0x7fb463757700) at pthread_create.c:304
#9  0x00007fb48e75004d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fb45ca13700 (LWP 2621)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb48b83f82b in wait (this=<value optimized out>, mutex=0x1f19540, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1f19540, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fb487ac60b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f905c0, th=0x7fb46c08ea50) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fb487ac8723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1f0c100, th=0x7fb46c08ea50) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fb487ac753f in ThreadWeaver::ThreadRunHelper::run (this=0x7fb45ca12e00, parent=0x1f905c0, th=0x7fb46c08ea50) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fb487ac75cb in ThreadWeaver::Thread::run (this=0x7fb46c08ea50) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fb48b83f175 in QThreadPrivate::start (arg=0x7fb46c08ea50) at thread/qthread_unix.cpp:320
#8  0x00007fb483a28d8c in start_thread (arg=0x7fb45ca13700) at pthread_create.c:304
#9  0x00007fb48e75004d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fb48ee4f7a0 (LWP 1590)):
[KCrash Handler]
#6  0x00007fb48c5855df in QString (this=0x14c0075, group=0, state=0) at /usr/include/qt4/QtCore/qstring.h:728
#7  KIconEffect::fingerprint (this=0x14c0075, group=0, state=0) at ../../kdeui/icons/kiconeffect.cpp:169
#8  0x00007fb48c58afeb in KIconLoaderPrivate::makeCacheKey (this=<value optimized out>, name=..., group=KIconLoader::Desktop, overlays=..., size=24, state=0) at ../../kdeui/icons/kiconloader.cpp:782
#9  0x00007fb48c591d03 in KIconLoader::loadIcon (this=0x2811cb0, _name=<value optimized out>, group=KIconLoader::Desktop, size=24, state=0, overlays=..., path_store=0x0, canReturnNull=false) at ../../kdeui/icons/kiconloader.cpp:1226
#10 0x00007fb48c589c99 in KIconEngine::pixmap (this=<value optimized out>, size=..., mode=<value optimized out>, state=<value optimized out>) at ../../kdeui/icons/kiconengine.cpp:93
#11 0x00007fb48ad90dd5 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 0x00007fb48e332099 in Plasma::IconWidgetPrivate::decoration (this=0x26ac890, option=<value optimized out>, useHoverEffect=false, usePressedEffect=false) at ../../plasma/widgets/iconwidget.cpp:812
#13 0x00007fb48e337e51 in Plasma::IconWidget::paint (this=0x2943b80, painter=0x7fffb6a4d120, option=0x13ef9b8, widget=<value optimized out>) at ../../plasma/widgets/iconwidget.cpp:1128
#14 0x00007fb474fd73e9 in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#15 0x00007fb48b2d719d in _q_paintItem (item=<value optimized out>, painter=0x7fffb6a4d120, option=0x13ef9b8, widget=0x0, useWindowOpacity=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4314
#16 0x00007fb48b2d74b0 in _q_paintIntoCache (pix=0x7fffb6a4d650, item=0x2943b90, pixmapExposed=..., itemToPixmap=..., renderHints=..., option=0x13ef9b8, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4352
#17 0x00007fb48b2eace8 in QGraphicsScenePrivate::drawItemHelper (this=0x13ef790, item=0x2943b90, painter=0x7fffb6a4f660, option=0x13ef9b8, widget=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4690
#18 0x00007fb48b2eb8ba in QGraphicsScenePrivate::draw (this=0x13ef790, item=0x2943b90, painter=0x7fffb6a4f660, viewTransform=0x7fffb6a4f3f0, transformPtr=0x7fffb6a4dd10, exposedRegion=0x221bf50, widget=0x175fa40, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4962
#19 0x00007fb48b2ec565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x13ef790, item=0x2943b90, painter=0x7fffb6a4f660, viewTransform=0x7fffb6a4f3f0, exposedRegion=0x221bf50, widget=0x175fa40, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#20 0x00007fb48b2eb730 in QGraphicsScenePrivate::draw (this=0x13ef790, item=0x16bea20, painter=0x7fffb6a4f660, viewTransform=0x7fffb6a4f3f0, transformPtr=0x7fffb6a4e310, exposedRegion=0x221bf50, widget=0x175fa40, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#21 0x00007fb48b2ec565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x13ef790, item=0x16bea20, painter=0x7fffb6a4f660, viewTransform=0x7fffb6a4f3f0, exposedRegion=0x221bf50, widget=0x175fa40, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#22 0x00007fb48b2eb730 in QGraphicsScenePrivate::draw (this=0x13ef790, item=0x1652660, painter=0x7fffb6a4f660, viewTransform=0x7fffb6a4f3f0, transformPtr=0x7fffb6a4e910, exposedRegion=0x221bf50, widget=0x175fa40, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#23 0x00007fb48b2ec565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x13ef790, item=0x1652660, painter=0x7fffb6a4f660, viewTransform=0x7fffb6a4f3f0, exposedRegion=0x221bf50, widget=0x175fa40, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#24 0x00007fb48b2eb730 in QGraphicsScenePrivate::draw (this=0x13ef790, item=0x157beb0, painter=0x7fffb6a4f660, viewTransform=0x7fffb6a4f3f0, transformPtr=0x7fffb6a4ef10, exposedRegion=0x221bf50, widget=0x175fa40, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#25 0x00007fb48b2ec565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x13ef790, item=0x157beb0, painter=0x7fffb6a4f660, viewTransform=0x7fffb6a4f3f0, exposedRegion=0x221bf50, widget=0x175fa40, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#26 0x00007fb48b2ecd94 in QGraphicsScenePrivate::drawItems (this=0x13ef790, painter=0x7fffb6a4f660, viewTransform=0x7fffb6a4f3f0, exposedRegion=0x221bf50, widget=0x175fa40) at graphicsview/qgraphicsscene.cpp:4735
#27 0x00007fb48b309bd2 in QGraphicsView::paintEvent (this=<value optimized out>, event=<value optimized out>) at graphicsview/qgraphicsview.cpp:3469
#28 0x00007fb48ad38c6a in QWidget::event (this=0x203d920, event=0x7fffb6a4ff80) at kernel/qwidget.cpp:8405
#29 0x00007fb48b0e8a66 in QFrame::event (this=0x203d920, e=0x7fffb6a4ff80) at widgets/qframe.cpp:557
#30 0x00007fb48b30ae8b in QGraphicsView::viewportEvent (this=0x203d920, event=0x7fffb6a4ff80) at graphicsview/qgraphicsview.cpp:2864
#31 0x00007fb48b926627 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x175fa40, event=0x7fffb6a4ff80) at kernel/qcoreapplication.cpp:846
#32 0x00007fb48ace79b1 in QApplicationPrivate::notify_helper (this=0x13eafd0, receiver=0x175fa40, e=0x7fffb6a4ff80) at kernel/qapplication.cpp:4458
#33 0x00007fb48acec3aa in QApplication::notify (this=<value optimized out>, receiver=0x175fa40, e=0x7fffb6a4ff80) at kernel/qapplication.cpp:4341
#34 0x00007fb48c5de866 in KApplication::notify (this=0x13d9470, receiver=0x175fa40, event=0x7fffb6a4ff80) at ../../kdeui/kernel/kapplication.cpp:311
#35 0x00007fb48b92649c in QCoreApplication::notifyInternal (this=0x13d9470, receiver=0x175fa40, event=0x7fffb6a4ff80) at kernel/qcoreapplication.cpp:731
#36 0x00007fb48ad35abd in sendSpontaneousEvent (this=0x2018390, pdev=0x1a6afb8, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x2176ab0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#37 QWidgetPrivate::drawWidget (this=0x2018390, pdev=0x1a6afb8, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x2176ab0) at kernel/qwidget.cpp:5492
#38 0x00007fb48ad366d2 in QWidgetPrivate::paintSiblingsRecursive (this=0x221bac0, pdev=0x1a6afb8, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x2176ab0) at kernel/qwidget.cpp:5699
#39 0x00007fb48ad357fc in QWidgetPrivate::drawWidget (this=0x221bac0, pdev=0x1a6afb8, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x2176ab0) at kernel/qwidget.cpp:5545
#40 0x00007fb48aefa2fb in QWidgetBackingStore::sync (this=0x2176ab0) at painting/qbackingstore.cpp:1333
#41 0x00007fb48ad2bf50 in QWidgetPrivate::syncBackingStore (this=0x221bac0) at kernel/qwidget.cpp:1842
#42 0x00007fb48ad39184 in QWidget::event (this=0x203d920, event=0x2811cb0) at kernel/qwidget.cpp:8552
#43 0x00007fb48b0e8a66 in QFrame::event (this=0x203d920, e=0x2811cb0) at widgets/qframe.cpp:557
#44 0x00007fb48b16a1fb in QAbstractScrollArea::event (this=0x203d920, e=0x2811cb0) at widgets/qabstractscrollarea.cpp:996
#45 0x00007fb48ea41fe6 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#46 0x00007fb48ace79e4 in QApplicationPrivate::notify_helper (this=0x13eafd0, receiver=0x203d920, e=0x2811cb0) at kernel/qapplication.cpp:4462
#47 0x00007fb48acec3aa in QApplication::notify (this=<value optimized out>, receiver=0x203d920, e=0x2811cb0) at kernel/qapplication.cpp:4341
#48 0x00007fb48c5de866 in KApplication::notify (this=0x13d9470, receiver=0x203d920, event=0x2811cb0) at ../../kdeui/kernel/kapplication.cpp:311
#49 0x00007fb48b92649c in QCoreApplication::notifyInternal (this=0x13d9470, receiver=0x203d920, event=0x2811cb0) at kernel/qcoreapplication.cpp:731
#50 0x00007fb48b929c25 in sendEvent (receiver=0x203d920, event_type=77, data=0x1368b60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#51 QCoreApplicationPrivate::sendPostedEvents (receiver=0x203d920, event_type=77, data=0x1368b60) at kernel/qcoreapplication.cpp:1372
#52 0x00007fb48b2e388a in dispatchPendingUpdateRequests (this=0x13ef790) at ../../include/QtGui/private/../../../src/gui/graphicsview/qgraphicsview_p.h:189
#53 QGraphicsScenePrivate::_q_processDirtyItems (this=0x13ef790) at graphicsview/qgraphicsscene.cpp:510
#54 0x00007fb48b2e3caa in QGraphicsScene::qt_metacall (this=0x154ca00, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0x27a2f80) at .moc/release-shared/moc_qgraphicsscene.cpp:130
#55 0x00007fb48e285b65 in Plasma::Corona::qt_metacall (this=0x154ca00, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x27a2f80) at ./corona.moc:109
#56 0x00007fb48ea36065 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#57 0x00007fb48b93a49a in QObject::event (this=0x154ca00, e=<value optimized out>) at kernel/qobject.cpp:1226
#58 0x00007fb48b2f058b in QGraphicsScene::event (this=0x154ca00, event=0x1433a70) at graphicsview/qgraphicsscene.cpp:3544
#59 0x00007fb48ace79e4 in QApplicationPrivate::notify_helper (this=0x13eafd0, receiver=0x154ca00, e=0x1433a70) at kernel/qapplication.cpp:4462
#60 0x00007fb48acec3aa in QApplication::notify (this=<value optimized out>, receiver=0x154ca00, e=0x1433a70) at kernel/qapplication.cpp:4341
#61 0x00007fb48c5de866 in KApplication::notify (this=0x13d9470, receiver=0x154ca00, event=0x1433a70) at ../../kdeui/kernel/kapplication.cpp:311
#62 0x00007fb48b92649c in QCoreApplication::notifyInternal (this=0x13d9470, receiver=0x154ca00, event=0x1433a70) at kernel/qcoreapplication.cpp:731
#63 0x00007fb48b929c25 in sendEvent (receiver=0x0, event_type=0, data=0x1368b60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#64 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1368b60) at kernel/qcoreapplication.cpp:1372
#65 0x00007fb48b951253 in sendPostedEvents (s=0x13ed9c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#66 postEventSourceDispatch (s=0x13ed9c0) at kernel/qeventdispatcher_glib.cpp:277
#67 0x00007fb483124bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#68 0x00007fb4831253a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#69 0x00007fb483125639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#70 0x00007fb48b9513ef in QEventDispatcherGlib::processEvents (this=0x1368340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#71 0x00007fb48ad8edfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#72 0x00007fb48b925882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#73 0x00007fb48b925abc in QEventLoop::exec (this=0x7fffb6a51f20, flags=...) at kernel/qeventloop.cpp:201
#74 0x00007fb48b929ecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#75 0x00007fb48ea3c897 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#76 0x00007fb48e688eff in __libc_start_main (main=0x400740 <_start+256>, argc=1, ubp_av=0x7fffb6a522e8, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fffb6a522d8) at libc-start.c:226
#77 0x0000000000400669 in _start ()

This bug may be a duplicate of or related to bug 274277.

Possible duplicates by query: bug 274348, bug 274277, bug 274239, bug 274131, bug 273988.

Reported using DrKonqi