Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.2.90 (KDE 4.2.90 (KDE 4.3 Beta2))
Qt Version: 4.5.0
Operating System: Linux 2.6.28-12-generic x86_64
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
Plasma crashed while zooming in to a desktop after zooming out (without any other desktop on the grid)

 -- Backtrace:
Application: Plasma Workspace (kdeinit), signal: Segmentation fault
[Current thread is 0 (LWP 3733)]

Thread 2 (Thread 0x7f4a78a84950 (LWP 3734)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f4a98e66939 in QWaitCondition::wait (this=0x2438dc0, mutex=0x2438db8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007f4a97ce34cc in QHostInfoAgent::run (this=0x2438da0) at kernel/qhostinfo.cpp:260
#3  0x00007f4a98e65952 in QThreadPrivate::start (arg=0x2438da0) at thread/qthread_unix.cpp:189
#4  0x00007f4a94ce73ba in start_thread (arg=<value optimized out>) at pthread_create.c:297
#5  0x00007f4a958cbfcd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f4a99429750 (LWP 3733)):
[KCrash Handler]
#5  0x00007f4a8cd52459 in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#6  0x00007f4a8cd5309d in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#7  0x00007f4a8cd5386d in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#8  0x00007f4a8cd586ca in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#9  0x00007f4a98f641f2 in QMetaObject::activate (sender=0x228fec0, from_signal_index=<value optimized out>, to_signal_index=37, argv=0x7fffa1462c58) at kernel/qobject.cpp:3069
#10 0x00007f4a9080f910 in Plasma::Containment::zoomRequested (this=0x75, _t1=0x228fec0, _t2=Plasma::ZoomIn) at /build/buildd/kde4libs-4.2.90/obj-x86_64-linux-gnu/plasma/containment.moc:170
#11 0x00007f4a9080ff41 in Plasma::ContainmentPrivate::zoomIn (this=0x22330d0) at /build/buildd/kde4libs-4.2.90/plasma/containment.cpp:1656
#12 0x00007f4a9081c6b4 in Plasma::Containment::qt_metacall (this=0x228fec0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffa1462e00)
    at /build/buildd/kde4libs-4.2.90/obj-x86_64-linux-gnu/plasma/containment.moc:141
#13 0x00007f4a7a7161c5 in FolderView::qt_metacall (this=0x75, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fffa1462c58)
    at /build/buildd/kdebase-4.2.90/obj-x86_64-linux-gnu/apps/plasma/applets/folderview/folderview.moc:172
#14 0x00007f4a98f641f2 in QMetaObject::activate (sender=0x228d1a0, from_signal_index=<value optimized out>, to_signal_index=6, argv=0x7fffa1462c58) at kernel/qobject.cpp:3069
#15 0x00007f4a964d27e7 in QAction::triggered (this=0x75, _t1=false) at .moc/release-shared/moc_qaction.cpp:236
#16 0x00007f4a964d3c60 in QAction::activate (this=0x228d1a0, event=<value optimized out>) at kernel/qaction.cpp:1160
#17 0x00007f4a964d6a22 in QAction::qt_metacall (this=0x228d1a0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffa1463060) at kernel/qaction.h:203
#18 0x00007f4a96532ad5 in QWidgetAction::qt_metacall (this=0x75, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fffa1462c58) at .moc/release-shared/moc_qwidgetaction.cpp:61
#19 0x00007f4a97549288 in KAction::qt_metacall (this=0x75, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fffa1462c58) at /build/buildd/kde4libs-4.2.90/obj-x86_64-linux-gnu/kdeui/kaction.moc:85
#20 0x00007f4a98f641f2 in QMetaObject::activate (sender=0x21645d0, from_signal_index=<value optimized out>, to_signal_index=6, argv=0x7fffa1462c58) at kernel/qobject.cpp:3069
#21 0x00007f4a9088e1f0 in Plasma::IconWidget::mouseReleaseEvent (this=0x21645d0, event=0x7fffa14638e0) at /build/buildd/kde4libs-4.2.90/plasma/widgets/iconwidget.cpp:1172
#22 0x00007f4a96aa3bcf in QGraphicsItem::sceneEvent (this=0x21645e0, event=0x0) at graphicsview/qgraphicsitem.cpp:4792
#23 0x00007f4a96ac8ce6 in QGraphicsScenePrivate::sendMouseEvent (this=0x1d34190, mouseEvent=0x7fffa14638e0) at graphicsview/qgraphicsscene.cpp:1221
#24 0x00007f4a96ad0791 in QGraphicsScene::mouseReleaseEvent (this=<value optimized out>, mouseEvent=0x7fffa14638e0) at graphicsview/qgraphicsscene.cpp:4298
#25 0x00007f4a96ad0b30 in QGraphicsScene::event (this=0x1d28f30, event=0x7fffa14638e0) at graphicsview/qgraphicsscene.cpp:3661
#26 0x00007f4a964d878d in QApplicationPrivate::notify_helper (this=0x1c1b390, receiver=0x1d28f30, e=0x7fffa14638e0) at kernel/qapplication.cpp:4084
#27 0x00007f4a964e097a in QApplication::notify (this=0x1c0a4a0, receiver=0x1d28f30, e=0x7fffa14638e0) at kernel/qapplication.cpp:4049
#28 0x00007f4a9761b06b in KApplication::notify (this=0x1c0a4a0, receiver=0x1d28f30, event=0x7fffa14638e0) at /build/buildd/kde4libs-4.2.90/kdeui/kernel/kapplication.cpp:302
#29 0x00007f4a98f4e75c in QCoreApplication::notifyInternal (this=0x1c0a4a0, receiver=0x1d28f30, event=0x7fffa14638e0) at kernel/qcoreapplication.cpp:602
#30 0x00007f4a96ae28fb in QGraphicsView::mouseReleaseEvent (this=0x2700380, event=0x7fffa1464170) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#31 0x00007f4a965298cf in QWidget::event (this=0x2700380, event=0x7fffa1464170) at kernel/qwidget.cpp:7516
#32 0x00007f4a968c340b in QFrame::event (this=0x2700380, e=0x7fffa1464170) at widgets/qframe.cpp:559
#33 0x00007f4a96adfd1b in QGraphicsView::viewportEvent (this=0x2700380, event=0x7fffa1464170) at graphicsview/qgraphicsview.cpp:2933
#34 0x00007f4a98f4da68 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x271db20, event=0x7fffa1464170) at kernel/qcoreapplication.cpp:718
#35 0x00007f4a964d875c in QApplicationPrivate::notify_helper (this=0x1c1b390, receiver=0x271db20, e=0x7fffa1464170) at kernel/qapplication.cpp:4080
#36 0x00007f4a964e10da in QApplication::notify (this=<value optimized out>, receiver=0x271db20, e=0x7fffa1464170) at kernel/qapplication.cpp:3786
#37 0x00007f4a9761b06b in KApplication::notify (this=0x1c0a4a0, receiver=0x271db20, event=0x7fffa1464170) at /build/buildd/kde4libs-4.2.90/kdeui/kernel/kapplication.cpp:302
#38 0x00007f4a98f4e75c in QCoreApplication::notifyInternal (this=0x1c0a4a0, receiver=0x271db20, event=0x7fffa1464170) at kernel/qcoreapplication.cpp:602
#39 0x00007f4a964e0328 in QApplicationPrivate::sendMouseEvent (receiver=0x271db20, event=0x7fffa1464170, alienWidget=0x271db20, nativeWidget=0x2700380, buttonDown=<value optimized out>, 
    lastMouseReceiver=@0x7f4a96f3ceb0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#40 0x00007f4a96549e19 in QETWidget::translateMouseEvent (this=0x2700380, event=<value optimized out>) at kernel/qapplication_x11.cpp:4425
#41 0x00007f4a96548a88 in QApplication::x11ProcessEvent (this=0x1c0a4a0, event=0x7fffa1464cb0) at kernel/qapplication_x11.cpp:3543
#42 0x00007f4a96571464 in x11EventSourceDispatch (s=0x1c1f300, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#43 0x00007f4a94f3620a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#44 0x00007f4a94f398e0 in ?? () from /usr/lib/libglib-2.0.so.0
#45 0x00007f4a94f39a7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#46 0x00007f4a98f77e6f in QEventDispatcherGlib::processEvents (this=0x1c1acb0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:323
#47 0x00007f4a96570bef in QGuiEventDispatcherGlib::processEvents (this=0x75, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#48 0x00007f4a98f4d002 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -1589227616}) at kernel/qeventloop.cpp:149
#49 0x00007f4a98f4d3cd in QEventLoop::exec (this=0x7fffa1464fe0, flags={i = -1589227536}) at kernel/qeventloop.cpp:200
#50 0x00007f4a98f4f694 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#51 0x00007f4a8cd3f7eb in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#52 0x000000000040714e in launch (argc=1, _name=0x1be5118 "/usr/bin/plasma-desktop", args=<value optimized out>, cwd=0x0, envc=0, envs=0x1be5138 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x40a308 "0") at /build/buildd/kde4libs-4.2.90/kinit/kinit.cpp:671
#53 0x0000000000407978 in handle_launcher_request (sock=7, who=<value optimized out>) at /build/buildd/kde4libs-4.2.90/kinit/kinit.cpp:1163
#54 0x0000000000407f25 in handle_requests (waitForPid=0) at /build/buildd/kde4libs-4.2.90/kinit/kinit.cpp:1356
#55 0x0000000000408a66 in main (argc=2, argv=0x7fffa1465e78, envp=0x7fffa1465e90) at /build/buildd/kde4libs-4.2.90/kinit/kinit.cpp:1783

This bug may be a duplicate of or related to bug 196834

Reported using DrKonqi