Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.2.96 (KDE 4.2.96 (KDE 4.3 RC2)) "release 142"
Qt Version: 4.5.2
Operating System: Linux 2.6.27.23-0.1-default x86_64
Distribution: "openSUSE 11.1 (x86_64)"

What I was doing when the application crashed:
Plasma workspace did crash while switching workspaces

 -- Backtrace:
Application: Plasma-Arbeitsfläche (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fdf32e0d750 (LWP 28946))]

Thread 2 (Thread 0x7fdf12c1f950 (LWP 28949)):
#0  0x00007fdf325dcd59 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fdf3284de19 in QWaitCondition::wait (this=0xde7730, mutex=0xde7728, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007fdf3148387c in QHostInfoAgent::run (this=0xde7710) at kernel/qhostinfo.cpp:260
#3  0x00007fdf3284ce65 in QThreadPrivate::start (arg=0xde7710) at thread/qthread_unix.cpp:188
#4  0x00007fdf325d9070 in start_thread () from /lib64/libpthread.so.0
#5  0x00007fdf2f13810d in clone () from /lib64/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fdf32e0d750 (LWP 28946)):
[KCrash Handler]
#5  AbstractTaskItem::basicPreferredSize (this=0x1438ae0) at /usr/src/debug/kdebase-workspace-4.2.96/plasma/applets/tasks/tasks.h:92
#6  0x00007fdf157e6316 in TaskItemLayout::preferredColumns (this=0xe2ec90) at /usr/src/debug/kdebase-workspace-4.2.96/plasma/applets/tasks/taskitemlayout.cpp:206
#7  0x00007fdf157e6c6c in TaskItemLayout::gridLayoutSize (this=0xe2ec90) at /usr/src/debug/kdebase-workspace-4.2.96/plasma/applets/tasks/taskitemlayout.cpp:222
#8  0x00007fdf157e6cfb in TaskItemLayout::layoutItems (this=0x4042c0000000000a) at /usr/src/debug/kdebase-workspace-4.2.96/plasma/applets/tasks/taskitemlayout.cpp:245
#9  0x00007fdf157e78b4 in TaskItemLayout::insert (this=0xe2ec90, index=6, item=0x14f7c60) at /usr/src/debug/kdebase-workspace-4.2.96/plasma/applets/tasks/taskitemlayout.cpp:125
#10 0x00007fdf157e7a90 in TaskItemLayout::addTaskItem (this=0xe2ec90, item=0x14f7c60) at /usr/src/debug/kdebase-workspace-4.2.96/plasma/applets/tasks/taskitemlayout.cpp:82
#11 0x00007fdf157f3558 in TaskGroupItem::itemAdded (this=0xdee2c0, groupableItem=0x15030e0) at /usr/src/debug/kdebase-workspace-4.2.96/plasma/applets/tasks/taskgroupitem.cpp:477
#12 0x00007fdf157f3b5c in TaskGroupItem::qt_metacall (this=0xdee2c0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff3ae46250)
    at /usr/src/debug/kdebase-workspace-4.2.96/build/plasma/applets/tasks/taskgroupitem.moc:113
#13 0x00007fdf3294b6e2 in QMetaObject::activate (sender=0xe37100, from_signal_index=<value optimized out>, to_signal_index=21, argv=0x0) at kernel/qobject.cpp:3113
#14 0x00007fdf15c2ef4f in TaskManager::TaskGroup::itemAdded (this=0x4042c0000000000a, _t1=0x15030e0) at /usr/src/debug/kdebase-workspace-4.2.96/build/libs/taskmanager/taskgroup.moc:139
#15 0x00007fdf15c2fa9b in TaskManager::TaskGroup::add (this=0xe37100, item=0x15030e0) at /usr/src/debug/kdebase-workspace-4.2.96/libs/taskmanager/taskgroup.cpp:138
#16 0x00007fdf15c1e813 in TaskManager::ProgramGroupingStrategy::handleItem (this=0x105ca50, item=0x15030e0)
    at /usr/src/debug/kdebase-workspace-4.2.96/libs/taskmanager/strategies/programgroupingstrategy.cpp:154
#17 0x00007fdf15c182bd in TaskManager::GroupManagerPrivate::addTask (this=0xe18b70, task={d = 0x7fff3ae463b0}) at /usr/src/debug/kdebase-workspace-4.2.96/libs/taskmanager/groupmanager.cpp:288
#18 0x00007fdf15c18ff1 in TaskManager::GroupManagerPrivate::actuallyReloadTasks (this=0xe18b70) at /usr/src/debug/kdebase-workspace-4.2.96/libs/taskmanager/groupmanager.cpp:155
#19 0x00007fdf15c1a462 in TaskManager::GroupManager::qt_metacall (this=0xa8b050, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff3ae46520)
    at /usr/src/debug/kdebase-workspace-4.2.96/build/libs/taskmanager/groupmanager.moc:108
#20 0x00007fdf3294b6e2 in QMetaObject::activate (sender=0xe18bd8, from_signal_index=<value optimized out>, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#21 0x00007fdf32946533 in QObject::event (this=0xe18bd8, e=0x7fdf2f188040) at kernel/qobject.cpp:1075
#22 0x00007fdf2fcd6b0d in QApplicationPrivate::notify_helper (this=0x676820, receiver=0xe18bd8, e=0x7fff3ae46c10) at kernel/qapplication.cpp:4056
#23 0x00007fdf2fcded9a in QApplication::notify (this=0x66de90, receiver=0xe18bd8, e=0x7fff3ae46c10) at kernel/qapplication.cpp:4021
#24 0x00007fdf30dc163b in KApplication::notify (this=0x66de90, receiver=0xe18bd8, event=0x7fff3ae46c10) at /usr/src/debug/kdelibs-4.2.96/kdeui/kernel/kapplication.cpp:302
#25 0x00007fdf3293694c in QCoreApplication::notifyInternal (this=0x66de90, receiver=0xe18bd8, event=0x7fff3ae46c10) at kernel/qcoreapplication.cpp:610
#26 0x00007fdf32963b60 in QTimerInfoList::activateTimers (this=0x679ff0) at kernel/qcoreapplication.h:213
#27 0x00007fdf3295fddd in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:165
#28 0x00007fdf2e7b60fb in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#29 0x00007fdf2e7b98cd in ?? () from /usr/lib64/libglib-2.0.so.0
#30 0x00007fdf2e7b9a8b in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#31 0x00007fdf3295fd3f in QEventDispatcherGlib::processEvents (this=0x617640, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#32 0x00007fdf2fd6dfef in QGuiEventDispatcherGlib::processEvents (this=0x4042c0000000000a, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#33 0x00007fdf329351d2 in QEventLoop::processEvents (this=<value optimized out>, flags={i = 988049200}) at kernel/qeventloop.cpp:149
#34 0x00007fdf329355a4 in QEventLoop::exec (this=0x7fff3ae46f70, flags={i = 988049280}) at kernel/qeventloop.cpp:201
#35 0x00007fdf32937894 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#36 0x00007fdf27038aeb in kdemain (argc=1, argv=0x614560) at /usr/src/debug/kdebase-workspace-4.2.96/plasma/shells/desktop/main.cpp:50
#37 0x0000000000407305 in launch (argc=1, _name=0x653ca8 "/usr/bin/plasma-desktop", args=<value optimized out>, cwd=0x0, envc=0, envs=0x653cc8 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x40a4ad "0") at /usr/src/debug/kdelibs-4.2.96/kinit/kinit.cpp:676
#38 0x0000000000407b28 in handle_launcher_request (sock=7, who=<value optimized out>) at /usr/src/debug/kdelibs-4.2.96/kinit/kinit.cpp:1168
#39 0x00000000004080d5 in handle_requests (waitForPid=0) at /usr/src/debug/kdelibs-4.2.96/kinit/kinit.cpp:1361
#40 0x0000000000408c16 in main (argc=2, argv=0x7fff3ae47e18, envp=0x7fff3ae47e30) at /usr/src/debug/kdelibs-4.2.96/kinit/kinit.cpp:1788

This bug may be a duplicate of or related to bug 200433

Reported using DrKonqi