Bug 277712

Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.5 (4.6.5)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-10-generic i686
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:
i had firefox open and dolphin nothing more.
- Unusual behavior I noticed:
i was trying to put dolphin onto the panel or desktop like a shortcut.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb784aad0 (LWP 1698))]

Thread 8 (Thread 0xb6cffb70 (LWP 1700)):
#0  0x05dcb36b in __pthread_mutex_lock (mutex=0x8b0c414) at pthread_mutex_lock.c:61
#1  0x001ee616 in pthread_mutex_lock (mutex=0x8b0c414) at forward.c:182
#2  0x017670e1 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x0176792b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x03cea304 in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#5  0x017902df in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0x05dc8e99 in start_thread (arg=0xb6cffb70) at pthread_create.c:304
#7  0x001e073e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 7 (Thread 0xae8e6b70 (LWP 1707)):
#0  __pthread_mutex_unlock_usercnt (mutex=0xb6d0ef5c, decr=1) at pthread_mutex_unlock.c:46
#1  0x001ee656 in pthread_mutex_unlock (mutex=0xb6d0ef5c) at forward.c:184
#2  0x01766648 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x0176703a in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x01767524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x06f95577 in QEventDispatcherGlib::processEvents (this=0x9243c48, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x06f67289 in QEventLoop::processEvents (this=0xae8e6280, flags=...) at kernel/qeventloop.cpp:149
#7  0x06f67522 in QEventLoop::exec (this=0xae8e6280, flags=...) at kernel/qeventloop.cpp:201
#8  0x06e712a0 in QThread::exec (this=0x9243608) at thread/qthread.cpp:492
#9  0x06f48fdb in QInotifyFileSystemWatcherEngine::run (this=0x9243608) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x06e73da2 in QThreadPrivate::start (arg=0x9243608) at thread/qthread_unix.cpp:320
#11 0x05dc8e99 in start_thread (arg=0xae8e6b70) at pthread_create.c:304
#12 0x001e073e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 6 (Thread 0xad28ab70 (LWP 1708)):
#0  0x01766967 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0x01767270 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0x01767524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x06f95577 in QEventDispatcherGlib::processEvents (this=0x92972a0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x06f67289 in QEventLoop::processEvents (this=0xad28a280, flags=...) at kernel/qeventloop.cpp:149
#5  0x06f67522 in QEventLoop::exec (this=0xad28a280, flags=...) at kernel/qeventloop.cpp:201
#6  0x06e712a0 in QThread::exec (this=0x929f778) at thread/qthread.cpp:492
#7  0x06f48fdb in QInotifyFileSystemWatcherEngine::run (this=0x929f778) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x06e73da2 in QThreadPrivate::start (arg=0x929f778) at thread/qthread_unix.cpp:320
#9  0x05dc8e99 in start_thread (arg=0xad28ab70) at pthread_create.c:304
#10 0x001e073e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 5 (Thread 0xac288b70 (LWP 2566)):
#0  0x002a5416 in __kernel_vsyscall ()
#1  0x05dcd48c in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0x001ee3fd in __pthread_cond_wait (cond=0x9591880, mutex=0x9591868) at forward.c:139
#3  0x06e74467 in wait (this=0x957b990, mutex=0x9570020, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x957b990, mutex=0x9570020, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007b87e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x957b978, th=0x98af0e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007bb47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9564d40, th=0x98af0e0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007b842b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x957b978, th=0x98af0e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007bb56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9564d40, th=0x98af0e0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007b8373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x957b978, th=0x98af0e0, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007bb589 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9564d40, th=0x98af0e0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0x007b8373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x957b978, th=0x98af0e0, previous=0x9570710) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0x007b9f9e in ThreadWeaver::ThreadRunHelper::run (this=0xac2882e4, parent=0x957b978, th=0x98af0e0) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0x007ba05b in ThreadWeaver::Thread::run (this=0x98af0e0) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0x06e73da2 in QThreadPrivate::start (arg=0x98af0e0) at thread/qthread_unix.cpp:320
#15 0x05dc8e99 in start_thread (arg=0xac288b70) at pthread_create.c:304
#16 0x001e073e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 4 (Thread 0xaca89b70 (LWP 2567)):
#0  0x002a5416 in __kernel_vsyscall ()
#1  0x05dcd48c in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0x001ee3fd in __pthread_cond_wait (cond=0x9591880, mutex=0x9591868) at forward.c:139
#3  0x06e74467 in wait (this=0x957b990, mutex=0x9570020, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x957b990, mutex=0x9570020, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007b87e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x957b978, th=0x97194d8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007bb47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9564d40, th=0x97194d8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007b842b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x957b978, th=0x97194d8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007bb56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9564d40, th=0x97194d8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007b8373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x957b978, th=0x97194d8, previous=0x8c13990) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007b9f9e in ThreadWeaver::ThreadRunHelper::run (this=0xaca892e4, parent=0x957b978, th=0x97194d8) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x007ba05b in ThreadWeaver::Thread::run (this=0x97194d8) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x06e73da2 in QThreadPrivate::start (arg=0x97194d8) at thread/qthread_unix.cpp:320
#13 0x05dc8e99 in start_thread (arg=0xaca89b70) at pthread_create.c:304
#14 0x001e073e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 3 (Thread 0xb7618b70 (LWP 2568)):
#0  0x002a5416 in __kernel_vsyscall ()
#1  0x05dcd48c in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0x001ee3fd in __pthread_cond_wait (cond=0x9591880, mutex=0x9591868) at forward.c:139
#3  0x06e74467 in wait (this=0x957b990, mutex=0x9570020, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x957b990, mutex=0x9570020, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007b87e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x957b978, th=0x974c948) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007bb47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9564d40, th=0x974c948) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007b842b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x957b978, th=0x974c948) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007bb56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9564d40, th=0x974c948) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007b8373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x957b978, th=0x974c948, previous=0x97db3c0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007b9f9e in ThreadWeaver::ThreadRunHelper::run (this=0xb76182e4, parent=0x957b978, th=0x974c948) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x007ba05b in ThreadWeaver::Thread::run (this=0x974c948) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x06e73da2 in QThreadPrivate::start (arg=0x974c948) at thread/qthread_unix.cpp:320
#13 0x05dc8e99 in start_thread (arg=0xb7618b70) at pthread_create.c:304
#14 0x001e073e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 2 (Thread 0xa9c86b70 (LWP 2569)):
#0  0x002a5416 in __kernel_vsyscall ()
#1  0x05dcd48c in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0x001ee3fd in __pthread_cond_wait (cond=0x9591880, mutex=0x9591868) at forward.c:139
#3  0x06e74467 in wait (this=0x957b990, mutex=0x9570020, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x957b990, mutex=0x9570020, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007b87e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x957b978, th=0x94b3630) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007bb47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9564d40, th=0x94b3630) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007b842b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x957b978, th=0x94b3630) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007bb56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9564d40, th=0x94b3630) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007b8373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x957b978, th=0x94b3630, previous=0x94d58d0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007b9f9e in ThreadWeaver::ThreadRunHelper::run (this=0xa9c862e4, parent=0x957b978, th=0x94b3630) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x007ba05b in ThreadWeaver::Thread::run (this=0x94b3630) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x06e73da2 in QThreadPrivate::start (arg=0x94b3630) at thread/qthread_unix.cpp:320
#13 0x05dc8e99 in start_thread (arg=0xa9c86b70) at pthread_create.c:304
#14 0x001e073e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb784aad0 (LWP 1698)):
[KCrash Handler]
#7  0x06f1cd19 in QUrl::QUrl (this=0xbfb73680, other=...) at io/qurl.cpp:4174
#8  0x01afe549 in KUrl::KUrl (this=0xbfb73680, _u=...) at ../../kdecore/io/kurl.cpp:475
#9  0x00646f6e in KFileItem::url (this=0xbfb7369c) at ../../kio/kio/kfileitem.cpp:1325
#10 0x05424c92 in ?? () from /usr/lib/kde4/plasma_applet_quickaccess.so
#11 0x05095de7 in QGraphicsItem::sceneEvent (this=0x8c804b8, event=0xbfb73cc0) at graphicsview/qgraphicsitem.cpp:6703
#12 0x050f1667 in QGraphicsWidget::sceneEvent (this=0x8c804b0, event=0xbfb73cc0) at graphicsview/qgraphicswidget.cpp:1191
#13 0x050bf3e0 in QGraphicsScenePrivate::sendEvent (this=0x8a57110, item=0x8c804b8, event=0xbfb73cc0) at graphicsview/qgraphicsscene.cpp:1207
#14 0x050c0c68 in QGraphicsScenePrivate::sendDragDropEvent (this=0x8a57110, item=0x8c804b8, dragDropEvent=0xbfb73cc0) at graphicsview/qgraphicsscene.cpp:1236
#15 0x050c0caa in QGraphicsScene::dropEvent (this=0x8a4ece8, event=0xbfb73cc0) at graphicsview/qgraphicsscene.cpp:3735
#16 0x050d2ebc in QGraphicsScene::event (this=0x8a4ece8, event=0xbfb73cc0) at graphicsview/qgraphicsscene.cpp:3391
#17 0x04a57d24 in QApplicationPrivate::notify_helper (this=0x8a3dc80, receiver=0x8a4ece8, e=0xbfb73cc0) at kernel/qapplication.cpp:4462
#18 0x04a5c8ce in QApplication::notify (this=0x8a384e0, receiver=0x8a4ece8, e=0xbfb73cc0) at kernel/qapplication.cpp:3862
#19 0x00e7132a in KApplication::notify (this=0x8a384e0, receiver=0x8a4ece8, event=0xbfb73cc0) at ../../kdeui/kernel/kapplication.cpp:311
#20 0x06f680bb in QCoreApplication::notifyInternal (this=0x8a384e0, receiver=0x8a4ece8, event=0xbfb73cc0) at kernel/qcoreapplication.cpp:731
#21 0x050e71ed in sendEvent (this=0x8f31808, event=0xbfb743c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#22 QGraphicsView::dropEvent (this=0x8f31808, event=0xbfb743c0) at graphicsview/qgraphicsview.cpp:2910
#23 0x00a63709 in PanelView::dropEvent (this=0x8f31808, event=0xbfb743c0) at ../../../../plasma/desktop/shell/panelview.cpp:1851
#24 0x04ab0677 in QWidget::event (this=0x8f31808, event=0xbfb743c0) at kernel/qwidget.cpp:8449
#25 0x04ea49f3 in QFrame::event (this=0x8f31808, e=0xbfb743c0) at widgets/qframe.cpp:557
#26 0x04f33062 in QAbstractScrollArea::viewportEvent (this=0x8f31808, e=0xbfb743c0) at widgets/qabstractscrollarea.cpp:1043
#27 0x050efdff in QGraphicsView::viewportEvent (this=0x8f31808, event=0xbfb743c0) at graphicsview/qgraphicsview.cpp:2864
#28 0x04f35965 in viewportEvent (this=0x93482f8, o=0x9560a98, e=0xbfb743c0) at widgets/qabstractscrollarea_p.h:100
#29 QAbstractScrollAreaFilter::eventFilter (this=0x93482f8, o=0x9560a98, e=0xbfb743c0) at widgets/qabstractscrollarea_p.h:116
#30 0x06f6825a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x8a3dc80, receiver=0x9560a98, event=0xbfb743c0) at kernel/qcoreapplication.cpp:846
#31 0x04a57d00 in QApplicationPrivate::notify_helper (this=0x8a3dc80, receiver=0x9560a98, e=0xbfb743c0) at kernel/qapplication.cpp:4458
#32 0x04a5cd35 in QApplication::notify (this=0x8a384e0, receiver=0x9560a98, e=0xbfb743c0) at kernel/qapplication.cpp:4266
#33 0x00e7132a in KApplication::notify (this=0x8a384e0, receiver=0x9560a98, event=0xbfb743c0) at ../../kdeui/kernel/kapplication.cpp:311
#34 0x06f680bb in QCoreApplication::notifyInternal (this=0x8a384e0, receiver=0x9560a98, event=0xbfb743c0) at kernel/qcoreapplication.cpp:731
#35 0x04aef539 in sendEvent (this=0x8a55ac0, xe=0xbfb744cc, passive=false) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#36 QX11Data::xdndHandleDrop (this=0x8a55ac0, xe=0xbfb744cc, passive=false) at kernel/qdnd_x11.cpp:1183
#37 0x04af071e in QDragManager::drop (this=0x9917bc0) at kernel/qdnd_x11.cpp:1725
#38 0x04af34ba in QDragManager::eventFilter (this=0x9917bc0, o=0x99627e0, e=0xbfb74a34) at kernel/qdnd_x11.cpp:1312
#39 0x06f6818c in QCoreApplicationPrivate::sendThroughApplicationEventFilters (this=0x8a3dc80, receiver=0x99627e0, event=0xbfb74a34) at kernel/qcoreapplication.cpp:827
#40 0x04a57ca3 in QApplicationPrivate::notify_helper (this=0x8a3dc80, receiver=0x99627e0, e=0xbfb74a34) at kernel/qapplication.cpp:4437
#41 0x04a5d201 in QApplication::notify (this=0x8a384e0, receiver=0x99627e0, e=0xbfb74a34) at kernel/qapplication.cpp:4023
#42 0x00e7132a in KApplication::notify (this=0x8a384e0, receiver=0x99627e0, event=0xbfb74a34) at ../../kdeui/kernel/kapplication.cpp:311
#43 0x06f680bb in QCoreApplication::notifyInternal (this=0x8a384e0, receiver=0x99627e0, event=0xbfb74a34) at kernel/qcoreapplication.cpp:731
#44 0x04a58c3b in sendSpontaneousEvent (receiver=0x99627e0, event=0xbfb74a34, alienWidget=0x9560a98, nativeWidget=0x8f31808, buttonDown=0x53a6c60, lastMouseReceiver=..., spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#45 QApplicationPrivate::sendMouseEvent (receiver=0x99627e0, event=0xbfb74a34, alienWidget=0x9560a98, nativeWidget=0x8f31808, buttonDown=0x53a6c60, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3120
#46 0x04ae4253 in QETWidget::translateMouseEvent (this=0x8f31808, event=0xbfb74f5c) at kernel/qapplication_x11.cpp:4492
#47 0x04ae29b5 in QApplication::x11ProcessEvent (this=0x8a384e0, event=0xbfb74f5c) at kernel/qapplication_x11.cpp:3680
#48 0x04b0e5f4 in x11EventSourceDispatch (s=0x8a54468, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#49 0x01766aa8 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#50 0x01767270 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#51 0x01767524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#52 0x06f9553c in QEventDispatcherGlib::processEvents (this=0x89e4aa8, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#53 0x04b0e1e5 in QGuiEventDispatcherGlib::processEvents (this=0x89e4aa8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#54 0x06f67289 in QEventLoop::processEvents (this=0x90f7530, flags=...) at kernel/qeventloop.cpp:149
#55 0x06f67522 in QEventLoop::exec (this=0x90f7530, flags=...) at kernel/qeventloop.cpp:201
#56 0x04af3199 in QDragManager::drag (this=0x9917bc0, o=0x958c398) at kernel/qdnd_x11.cpp:1981
#57 0x04a6ad6e in QDrag::exec (this=0x958c398, supportedActions=..., defaultDropAction=Qt::IgnoreAction) at kernel/qdrag.cpp:284
#58 0x04a6ae24 in QDrag::exec (this=0x958c398, supportedActions=...) at kernel/qdrag.cpp:239
#59 0x053d3695 in Kickoff::UrlItemView::startDrag (this=0x95776a0, supportedActions=...) at ../../../../../plasma/desktop/applets/kickoff/ui/urlitemview.cpp:662
#60 0x04fdad32 in QAbstractItemView::mouseMoveEvent (this=0x95776a0, event=0xbfb75df4) at itemviews/qabstractitemview.cpp:1709
#61 0x053d18eb in Kickoff::UrlItemView::mouseMoveEvent (this=0x95776a0, event=0xbfb75df4) at ../../../../../plasma/desktop/applets/kickoff/ui/urlitemview.cpp:560
#62 0x04ab0172 in QWidget::event (this=0x95776a0, event=0xbfb75df4) at kernel/qwidget.cpp:8244
#63 0x04ea49f3 in QFrame::event (this=0x95776a0, e=0xbfb75df4) at widgets/qframe.cpp:557
#64 0x04f33062 in QAbstractScrollArea::viewportEvent (this=0x95776a0, e=0xbfb75df4) at widgets/qabstractscrollarea.cpp:1043
#65 0x04fd2227 in QAbstractItemView::viewportEvent (this=0x95776a0, event=0xbfb75df4) at itemviews/qabstractitemview.cpp:1628
#66 0x04f35965 in viewportEvent (this=0x9570250, o=0x9580db8, e=0xbfb75df4) at widgets/qabstractscrollarea_p.h:100
#67 QAbstractScrollAreaFilter::eventFilter (this=0x9570250, o=0x9580db8, e=0xbfb75df4) at widgets/qabstractscrollarea_p.h:116
#68 0x06f6825a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x8a3dc80, receiver=0x9580db8, event=0xbfb75df4) at kernel/qcoreapplication.cpp:846
#69 0x04a57d00 in QApplicationPrivate::notify_helper (this=0x8a3dc80, receiver=0x9580db8, e=0xbfb75df4) at kernel/qapplication.cpp:4458
#70 0x04a5d201 in QApplication::notify (this=0x8a384e0, receiver=0x9580db8, e=0xbfb75df4) at kernel/qapplication.cpp:4023
#71 0x00e7132a in KApplication::notify (this=0x8a384e0, receiver=0x9580db8, event=0xbfb75df4) at ../../kdeui/kernel/kapplication.cpp:311
#72 0x06f680bb in QCoreApplication::notifyInternal (this=0x8a384e0, receiver=0x9580db8, event=0xbfb75df4) at kernel/qcoreapplication.cpp:731
#73 0x04a58c3b in sendSpontaneousEvent (receiver=0x9580db8, event=0xbfb75df4, alienWidget=0x9580db8, nativeWidget=0x9579310, buttonDown=0x53a6c60, lastMouseReceiver=..., spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#74 QApplicationPrivate::sendMouseEvent (receiver=0x9580db8, event=0xbfb75df4, alienWidget=0x9580db8, nativeWidget=0x9579310, buttonDown=0x53a6c60, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3120
#75 0x04ae404c in QETWidget::translateMouseEvent (this=0x9579310, event=0xbfb7631c) at kernel/qapplication_x11.cpp:4558
#76 0x04ae29b5 in QApplication::x11ProcessEvent (this=0x8a384e0, event=0xbfb7631c) at kernel/qapplication_x11.cpp:3680
#77 0x04b0e5f4 in x11EventSourceDispatch (s=0x8a54468, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#78 0x01766aa8 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#79 0x01767270 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#80 0x01767524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#81 0x06f9553c in QEventDispatcherGlib::processEvents (this=0x89e4aa8, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#82 0x04b0e1e5 in QGuiEventDispatcherGlib::processEvents (this=0x89e4aa8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#83 0x06f67289 in QEventLoop::processEvents (this=0xbfb765e4, flags=...) at kernel/qeventloop.cpp:149
#84 0x06f67522 in QEventLoop::exec (this=0xbfb765e4, flags=...) at kernel/qeventloop.cpp:201
#85 0x06f6becc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#86 0x04a558e7 in QApplication::exec () at kernel/qapplication.cpp:3736
#87 0x00a5d7cb in kdemain (argc=1, argv=0xbfb76804) at ../../../../plasma/desktop/shell/main.cpp:120
#88 0x080485cb in main (argc=1, argv=0xbfb76804) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 277075, bug 271177, bug 270267, bug 269748, bug 269537.

Reported using DrKonqi