Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.2.95 (KDE 4.2.95 (KDE 4.3 RC1))
Qt Version: 4.5.2
Operating System: Linux 2.6.30-server-2mnb i686
Distribution: "Mandriva Linux 2009.1"

What I was doing when the application crashed:
I closed all tabs of a restored konqueror on startup, then closed the window with top right close button.

After this plasma-desktop crashed.

 -- Backtrace:
Application: Espace de travail Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb5fa3a80 (LWP 21761))]

Thread 2 (Thread 0xa8160b70 (LWP 21764)):
#0  0xffffe424 in __kernel_vsyscall ()
#1  0xb7e37ad5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i686/libpthread.so.0
#2  0xb7e93280 in QWaitCondition::wait (this=0x8772818, mutex=0x8772814, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#3  0xb65d8d5c in QHostInfoAgent::run (this=0x8772808) at kernel/qhostinfo.cpp:260
#4  0xb7e92143 in QThreadPrivate::start (arg=0x8772808) at thread/qthread_unix.cpp:188
#5  0xb7e338e5 in start_thread () from /lib/i686/libpthread.so.0
#6  0xb6884bbe in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb5fa3a80 (LWP 21761)):
[KCrash Handler]
#6  TaskManager::GroupManager::manualSortingRequest (this=0x0, taskItem=0x8b40bc0, newIndex=1) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:363
#7  0xa82763e8 in TaskManager::AbstractGroupingStrategy::closeGroup (this=0x8cd0490, group=0x90b8dd8) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/abstractgroupingstrategy.cpp:167
#8  0xa8280d85 in TaskManager::ProgramGroupingStrategy::checkGroup (this=0x8cd0490) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/strategies/programgroupingstrategy.cpp:204
#9  0xa8281793 in TaskManager::ProgramGroupingStrategy::qt_metacall (this=0x8cd0490, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0xbfefbe48)
    at /usr/src/debug/kdebase-workspace-4.2.95/build/libs/taskmanager/programgroupingstrategy.moc:68
#10 0xb7fa1f29 in QMetaObject::activate (sender=0x90b8dd8, from_signal_index=22, to_signal_index=22, argv=0xbfefbe48) at kernel/qobject.cpp:3104
#11 0xb7fa2c65 in QMetaObject::activate (sender=0x90b8dd8, m=0xa82b3bf4, local_signal_index=1, argv=0xbfefbe48) at kernel/qobject.cpp:3178
#12 0xa8294475 in TaskManager::TaskGroup::itemRemoved (this=0x90b8dd8, _t1=0x85b4e40) at /usr/src/debug/kdebase-workspace-4.2.95/build/libs/taskmanager/taskgroup.moc:146
#13 0xa8295d2b in TaskManager::TaskGroup::remove (this=0x90b8dd8, item=0x85b4e40) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/taskgroup.cpp:182
#14 0xa8279c46 in TaskManager::GroupManagerPrivate::removeTask (this=0x87e9518, task={d = 0x8e94910}) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:311
#15 0xa827afa6 in TaskManager::GroupManager::qt_metacall (this=0x87edf50, _c=QMetaObject::InvokeMetaMethod, _id=11, _a=0xbfefc008)
    at /usr/src/debug/kdebase-workspace-4.2.95/build/libs/taskmanager/groupmanager.moc:105
#16 0xb7fa1f29 in QMetaObject::activate (sender=0x87ea3a8, from_signal_index=5, to_signal_index=5, argv=0xbfefc008) at kernel/qobject.cpp:3104
#17 0xb7fa2c65 in QMetaObject::activate (sender=0x87ea3a8, m=0xa82b3dbc, local_signal_index=1, argv=0xbfefc008) at kernel/qobject.cpp:3178
#18 0xa8298555 in TaskManager::TaskManager::taskRemoved (this=0x87ea3a8, _t1={d = 0x8e94910}) at /usr/src/debug/kdebase-workspace-4.2.95/build/libs/taskmanager/taskmanager.moc:162
#19 0xa8299399 in TaskManager::TaskManager::windowRemoved (this=0x87ea3a8, w=46137770) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/taskmanager.cpp:278
#20 0xa8299f45 in TaskManager::TaskManager::qt_metacall (this=0x87ea3a8, _c=QMetaObject::InvokeMetaMethod, _id=7, _a=0xbfefc198)
    at /usr/src/debug/kdebase-workspace-4.2.95/build/libs/taskmanager/taskmanager.moc:110
#21 0xb7fa1f29 in QMetaObject::activate (sender=0x8415578, from_signal_index=6, to_signal_index=6, argv=0xbfefc198) at kernel/qobject.cpp:3104
#22 0xb7fa2c65 in QMetaObject::activate (sender=0x8415578, m=0xb779624c, local_signal_index=2, argv=0xbfefc198) at kernel/qobject.cpp:3178
#23 0xb769f0b5 in KWindowSystem::windowRemoved (this=0x8415578, _t1=46137770) at /usr/src/debug/kdelibs-4.2.95/build/kdeui/kwindowsystem.moc:127
#24 0xb76a1bd8 in KWindowSystemPrivate::removeClient (this=0x8253770, w=46137770) at /usr/src/debug/kdelibs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:249
#25 0xb76af2be in NETRootInfo::update (this=0x8253784, dirty_props=0xbfefc308) at /usr/src/debug/kdelibs-4.2.95/kdeui/windowmanagement/netwm.cpp:2135
#26 0xb76b0500 in NETRootInfo::event (this=0x8253784, event=<value optimized out>, properties=0xbfefc3f0, properties_size=5) at /usr/src/debug/kdelibs-4.2.95/kdeui/windowmanagement/netwm.cpp:2058
#27 0xb76a1cb7 in KWindowSystemPrivate::x11Event (this=0x8253770, ev=0xbfefda4c) at /usr/src/debug/kdelibs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:136
#28 0xb7566e7a in KAppX11HackWidget::publicx11Event (this=0x8253770, e=0xbfefda4c) at /usr/src/debug/kdelibs-4.2.95/kdeui/kernel/kapplication.cpp:900
#29 0xb7563c6a in KApplication::x11EventFilter (this=0x8104120, _event=0xbfefda4c) at /usr/src/debug/kdelibs-4.2.95/kdeui/kernel/kapplication.cpp:950
#30 0xb3ac46bc in PlasmaApp::x11EventFilter (this=0x8104120, event=0xbfefda4c) at /usr/src/debug/kdebase-workspace-4.2.95/plasma/shells/desktop/plasmaapp.cpp:490
#31 0xb6b74041 in qt_x11EventFilter (ev=0xbfefda4c) at kernel/qapplication_x11.cpp:375
#32 0xb6b85bcd in QApplication::x11ProcessEvent (this=0x8104120, event=0xbfefda4c) at kernel/qapplication_x11.cpp:3271
#33 0xb6bb27c8 in x11EventSourceDispatch (s=0x810ce00, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#34 0xb66fae32 in IA__g_main_context_dispatch (context=0x810c2a0) at gmain.c:1814
#35 0xb66fe4a8 in g_main_context_iterate (context=0x810c2a0, block=<value optimized out>, dispatch=1, self=0x81092c0) at gmain.c:2445
#36 0xb66fe5ce in IA__g_main_context_iteration (context=0x810c2a0, may_block=1) at gmain.c:2508
#37 0xb7fb79d8 in QEventDispatcherGlib::processEvents (this=0x8107758, flags={i = 36}) at kernel/qeventdispatcher_glib.cpp:327
#38 0xb6bb1efa in QGuiEventDispatcherGlib::processEvents (this=0x8107758, flags={i = 36}) at kernel/qguieventdispatcher_glib.cpp:202
#39 0xb7f89d8d in QEventLoop::processEvents (this=0xbfefdd04, flags=) at kernel/qeventloop.cpp:149
#40 0xb7f8a1d9 in QEventLoop::exec (this=0xbfefdd04, flags={i = 0}) at kernel/qeventloop.cpp:201
#41 0xb7f8c6c0 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#42 0xb6b0ef44 in QApplication::exec () at kernel/qapplication.cpp:3525
#43 0xb3aac4ce in kdemain (argc=1, argv=0x8077918) at /usr/src/debug/kdebase-workspace-4.2.95/plasma/shells/desktop/main.cpp:50
#44 0x0804db4a in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x80cc750 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x8051ba8 "0") at /usr/src/debug/kdelibs-4.2.95/kinit/kinit.cpp:672
#45 0x0804e2a5 in handle_launcher_request (sock=7, who=<value optimized out>) at /usr/src/debug/kdelibs-4.2.95/kinit/kinit.cpp:1164
#46 0x0804f014 in handle_requests (waitForPid=<value optimized out>) at /usr/src/debug/kdelibs-4.2.95/kinit/kinit.cpp:1357
#47 0x0804f8a5 in main (argc=2, argv=0xbfefe424, envp=0xbfefe430) at /usr/src/debug/kdelibs-4.2.95/kinit/kinit.cpp:1784

Reported using DrKonqi