Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.2.90 (KDE 4.2.90 (KDE 4.3 Beta2)) "release 139"
Qt Version: 4.5.1
Operating System: Linux 2.6.27.21-0.1-default x86_64
Distribution: "openSUSE 11.1 (x86_64)"

What I was doing when the application crashed:
I started kadu internet messenger and it seems that Plasma crashed when the tray-icon was being added

 -- Backtrace:
Application: Przestrzeń robocza Plazmy (kdeinit), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f74c95ae760 (LWP 4987))]

Thread 2 (Thread 0x7f74a8ccc950 (LWP 4990)):
#0  0x00007f74c8d88d59 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f74c8ff9ed9 in QWaitCondition::wait (this=0xc9c890, mutex=0xc9c888, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007f74c7c315ec in QHostInfoAgent::run (this=0xc9c870) at kernel/qhostinfo.cpp:260
#3  0x00007f74c8ff8f22 in QThreadPrivate::start (arg=0xc9c870) at thread/qthread_unix.cpp:189
#4  0x00007f74c8d85070 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f74c58b910d in clone () from /lib64/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f74c95ae760 (LWP 4987)):
[KCrash Handler]
#5  0x00007f74abd56a3c in TaskManager::AbstractGroupingStrategy::closeGroup (this=0xb40950, group=0x138eee0)
    at /usr/src/debug/kdebase-workspace-4.2.90/libs/taskmanager/abstractgroupingstrategy.cpp:140
#6  0x00007f74abd5db48 in TaskManager::ProgramGroupingStrategy::checkGroup (this=0xb40950) at /usr/src/debug/kdebase-workspace-4.2.90/libs/taskmanager/strategies/programgroupingstrategy.cpp:193
#7  0x00007f74abd5e72d in TaskManager::ProgramGroupingStrategy::qt_metacall (this=0xb40950, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.2.90/build/libs/taskmanager/programgroupingstrategy.moc:68
#8  0x00007f74c90f7c22 in QMetaObject::activate (sender=0x138eee0, from_signal_index=<value optimized out>, to_signal_index=22, argv=0x1) at kernel/qobject.cpp:3120
#9  0x00007f74abd6f812 in TaskManager::TaskGroup::itemRemoved (this=0x615498, _t1=0x8ff3f0) at /usr/src/debug/kdebase-workspace-4.2.90/build/libs/taskmanager/taskgroup.moc:143
#10 0x00007f74abd591f2 in TaskManager::GroupManagerPrivate::removeTask (this=0xc78a20, task={d = 0x7fffd15f1240}) at /usr/src/debug/kdebase-workspace-4.2.90/libs/taskmanager/groupmanager.cpp:296
#11 0x00007f74abd5b18d in TaskManager::GroupManager::qt_metacall (this=0xa4a230, _c=<value optimized out>, _id=<value optimized out>, _a=0x7fffd15f1380)
    at /usr/src/debug/kdebase-workspace-4.2.90/build/libs/taskmanager/groupmanager.moc:103
#12 0x00007f74c90f7c22 in QMetaObject::activate (sender=0xcb92b0, from_signal_index=<value optimized out>, to_signal_index=5, argv=0x1) at kernel/qobject.cpp:3120
#13 0x00007f74abd72a85 in TaskManager::TaskManager::taskRemoved (this=0x615498, _t1=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.2.90/build/libs/taskmanager/taskmanager.moc:159
#14 0x00007f74abd73f7e in TaskManager::TaskManager::windowRemoved (this=0xcb92b0, w=58720409) at /usr/src/debug/kdebase-workspace-4.2.90/libs/taskmanager/taskmanager.cpp:278
#15 0x00007f74abd75e7f in TaskManager::TaskManager::qt_metacall (this=0xcb92b0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffd15f15a0)
    at /usr/src/debug/kdebase-workspace-4.2.90/build/libs/taskmanager/taskmanager.moc:108
#16 0x00007f74c90f7c22 in QMetaObject::activate (sender=0x888380, from_signal_index=<value optimized out>, to_signal_index=6, argv=0x1) at kernel/qobject.cpp:3120
#17 0x00007f74c769a942 in KWindowSystem::windowRemoved (this=0x615498, _t1=58720409) at /usr/src/debug/kdelibs-4.2.90/build/kdeui/kwindowsystem.moc:127
#18 0x00007f74c769ce3b in KWindowSystemPrivate::removeClient (this=0x887b00, w=58720409) at /usr/src/debug/kdelibs-4.2.90/kdeui/windowmanagement/kwindowsystem_x11.cpp:249
#19 0x00007f74c76abc71 in NETRootInfo::update (this=0x887b28, dirty_props=<value optimized out>) at /usr/src/debug/kdelibs-4.2.90/kdeui/windowmanagement/netwm.cpp:2130
#20 0x00007f74c76abffb in NETRootInfo::event (this=0x887b28, event=<value optimized out>, properties=0x7fffd15f1890, properties_size=5)
    at /usr/src/debug/kdelibs-4.2.90/kdeui/windowmanagement/netwm.cpp:2053
#21 0x00007f74c769d10b in KWindowSystemPrivate::x11Event (this=0x887b00, ev=0x7fffd15f32c0) at /usr/src/debug/kdelibs-4.2.90/kdeui/windowmanagement/kwindowsystem_x11.cpp:136
#22 0x00007f74c756d463 in KApplication::x11EventFilter (this=<value optimized out>, _event=0x7fffd15f32c0) at /usr/src/debug/kdelibs-4.2.90/kdeui/kernel/kapplication.cpp:900
#23 0x00007f74bcb35047 in PlasmaApp::x11EventFilter (this=0x66e9b0, event=0x7fffd15f32c0) at /usr/src/debug/kdebase-workspace-4.2.90/plasma/shells/desktop/plasmaapp.cpp:444
#24 0x00007f74c64b59af in qt_x11EventFilter (ev=0x7fffd15f32c0) at kernel/qapplication_x11.cpp:375
#25 0x00007f74c64c8ea4 in QApplication::x11ProcessEvent (this=0x66e9b0, event=0x7fffd15f32c0) at kernel/qapplication_x11.cpp:3285
#26 0x00007f74c64f1384 in x11EventSourceDispatch (s=0x67b970, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#27 0x00007f74c4f370fb in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#28 0x00007f74c4f3a8cd in ?? () from /usr/lib64/libglib-2.0.so.0
#29 0x00007f74c4f3aa8b in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#30 0x00007f74c910b89f in QEventDispatcherGlib::processEvents (this=0x677840, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:324
#31 0x00007f74c64f0b0f in QGuiEventDispatcherGlib::processEvents (this=0x615498, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#32 0x00007f74c90e09f2 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -782289488}) at kernel/qeventloop.cpp:149
#33 0x00007f74c90e0dbd in QEventLoop::exec (this=0x7fffd15f35f0, flags={i = -782289408}) at kernel/qeventloop.cpp:200
#34 0x00007f74c90e30a4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#35 0x00007f74bcb21e7b in kdemain (argc=1, argv=0x614460) at /usr/src/debug/kdebase-workspace-4.2.90/plasma/shells/desktop/main.cpp:50
#36 0x000000000040724e in launch (argc=1, _name=0x653dd8 "/usr/bin/plasma-desktop", args=<value optimized out>, cwd=0x0, envc=0, envs=0x653df8 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x40a404 "0") at /usr/src/debug/kdelibs-4.2.90/kinit/kinit.cpp:672
#37 0x0000000000407a78 in handle_launcher_request (sock=7, who=<value optimized out>) at /usr/src/debug/kdelibs-4.2.90/kinit/kinit.cpp:1164
#38 0x0000000000408025 in handle_requests (waitForPid=0) at /usr/src/debug/kdelibs-4.2.90/kinit/kinit.cpp:1357
#39 0x0000000000408b66 in main (argc=2, argv=0x7fffd15f4488, envp=0x7fffd15f44a0) at /usr/src/debug/kdelibs-4.2.90/kinit/kinit.cpp:1784

Reported using DrKonqi