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 2.6.28-13-generic i686
Distribution: Ubuntu 9.04

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 3328)]

Thread 3 (Thread 0xa7b45b90 (LWP 3337)):
#0  0xb8033430 in __kernel_vsyscall ()
#1  0xb65540e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb67342ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb7e32172 in QWaitCondition::wait (this=0x9831e30, mutex=0x9831e2c, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  0xb7776ac2 in QHostInfoAgent::run (this=0x9831e20) at kernel/qhostinfo.cpp:260
#5  0xb7e31132 in QThreadPrivate::start (arg=0x9831e20) at thread/qthread_unix.cpp:188
#6  0xb65504ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb672549e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xa33ddb90 (LWP 3338)):
#0  0xb8033430 in __kernel_vsyscall ()
#1  0xb6554412 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb6734344 in pthread_cond_timedwait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb7e30b29 in thread_sleep (ti=0xa33dd2b0) at thread/qthread_unix.cpp:297
#4  0xb7e30c5b in QThread::msleep (msecs=<value optimized out>) at thread/qthread_unix.cpp:323
#5  0xa84120c8 in ?? () from /usr/lib/kde4/plasma_applet_cwp.so
#6  0xb7e31132 in QThreadPrivate::start (arg=0x99b0998) at thread/qthread_unix.cpp:188
#7  0xb65504ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#8  0xb672549e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb605d700 (LWP 3328)):
[KCrash Handler]
#6  TaskManager::GroupManager::manualSortingRequest (this=0x0, taskItem=0xa419f90, newIndex=1) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:363
#7  0xa86fc31b in TaskManager::AbstractGroupingStrategy::closeGroup (this=0x975a2e0, group=0xa3b6c48) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/abstractgroupingstrategy.cpp:167
#8  0xa8703f27 in TaskManager::ProgramGroupingStrategy::checkGroup (this=0x975a2e0) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/strategies/programgroupingstrategy.cpp:204
#9  0xa8704e5b in TaskManager::ProgramGroupingStrategy::qt_metacall (this=0x975a2e0, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbf84edcc)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/programgroupingstrategy.moc:68
#10 0xb7f3b1b8 in QMetaObject::activate (sender=0xa3b6c48, from_signal_index=22, to_signal_index=22, argv=0xbf84edcc) at kernel/qobject.cpp:3113
#11 0xb7f3be42 in QMetaObject::activate (sender=0xa3b6c48, m=0xa8726b74, local_signal_index=1, argv=0xbf84edcc) at kernel/qobject.cpp:3187
#12 0xa8717d83 in TaskManager::TaskGroup::itemRemoved (this=0xa3b6c48, _t1=0xa39fb08) at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskgroup.moc:146
#13 0xa87187ab in TaskManager::TaskGroup::remove (this=0xa3b6c48, item=0xa39fb08) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/taskgroup.cpp:182
#14 0xa86feba5 in TaskManager::GroupManagerPrivate::removeTask (this=0x975d098, task={d = 0xbf84ee7c}) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:311
#15 0xa870146a in TaskManager::GroupManager::qt_metacall (this=0x94fc6f0, _c=QMetaObject::InvokeMetaMethod, _id=11, _a=0xbf84ef5c)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/groupmanager.moc:105
#16 0xb7f3b1b8 in QMetaObject::activate (sender=0x9476488, from_signal_index=5, to_signal_index=5, argv=0xbf84ef5c) at kernel/qobject.cpp:3113
#17 0xb7f3be42 in QMetaObject::activate (sender=0x9476488, m=0xa8726d3c, local_signal_index=1, argv=0xbf84ef5c) at kernel/qobject.cpp:3187
#18 0xa871b823 in TaskManager::TaskManager::taskRemoved (this=0x9476488, _t1={d = 0xbf84efa4}) at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:162
#19 0xa871d0cf in TaskManager::TaskManager::windowRemoved (this=0x9476488, w=62914631) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/taskmanager.cpp:279
#20 0xa871efec in TaskManager::TaskManager::qt_metacall (this=0x9476488, _c=QMetaObject::InvokeMetaMethod, _id=7, _a=0xbf84f0cc)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:110
#21 0xb7f3b1b8 in QMetaObject::activate (sender=0x94a8f20, from_signal_index=6, to_signal_index=6, argv=0xbf84f0cc) at kernel/qobject.cpp:3113
#22 0xb7f3be42 in QMetaObject::activate (sender=0x94a8f20, m=0xb76ae26c, local_signal_index=2, argv=0xbf84f0cc) at kernel/qobject.cpp:3187
#23 0xb7646853 in KWindowSystem::windowRemoved (this=0x94a8f20, _t1=62914631) at /build/buildd/kde4libs-4.2.95/obj-i486-linux-gnu/kdeui/kwindowsystem.moc:127
#24 0xb76490d6 in KWindowSystemPrivate::removeClient (this=0x92d82e0, w=62914631) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:249
#25 0xb7658753 in NETRootInfo::update (this=0x92d82f4, dirty_props=0xbf84f214) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2135
#26 0xb7658b3f in NETRootInfo::event (this=0x92d82f4, event=0xbf85097c, properties=0xbf84f2f8, properties_size=5) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2058
#27 0xb764936d in KWindowSystemPrivate::x11Event (this=0x92d82e0, ev=0xbf85091c) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:136
#28 0xb74f96f9 in KApplication::x11EventFilter (this=0x916ddc0, _event=0xbf85091c) at /build/buildd/kde4libs-4.2.95/kdeui/kernel/kapplication.cpp:911
#29 0xb3c68e37 in PlasmaApp::x11EventFilter (this=0x916ddc0, event=0xbf85091c) at /build/buildd/kdebase-workspace-4.2.95/plasma/shells/desktop/plasmaapp.cpp:490
#30 0xb6a4de5e in qt_x11EventFilter (ev=0xbf85091c) at kernel/qapplication_x11.cpp:375
#31 0xb6a606df in QApplication::x11ProcessEvent (this=0x916ddc0, event=0xbf85091c) at kernel/qapplication_x11.cpp:3271
#32 0xb6a8d37a in x11EventSourceDispatch (s=0x9176b70, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#33 0xb659cb88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#34 0xb65a00eb in ?? () from /usr/lib/libglib-2.0.so.0
#35 0xb65a0268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#36 0xb7f512f8 in QEventDispatcherGlib::processEvents (this=0x9171588, flags={i = -1081799976}) at kernel/qeventdispatcher_glib.cpp:327
#37 0xb6a8ca75 in QGuiEventDispatcherGlib::processEvents (this=0x9171588, flags={i = -1081799928}) at kernel/qguieventdispatcher_glib.cpp:202
#38 0xb7f241fa in QEventLoop::processEvents (this=0xbf850b80, flags={i = -1081799864}) at kernel/qeventloop.cpp:149
#39 0xb7f24642 in QEventLoop::exec (this=0xbf850b80, flags={i = -1081799800}) at kernel/qeventloop.cpp:201
#40 0xb7f26ae9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#41 0xb69eabb7 in QApplication::exec () at kernel/qapplication.cpp:3525
#42 0xb3c53510 in kdemain (argc=1, argv=0x90f4b40) at /build/buildd/kdebase-workspace-4.2.95/plasma/shells/desktop/main.cpp:50
#43 0x0804e1c0 in launch (argc=1, _name=0x9158a14 "/usr/bin/plasma-desktop", args=0x9158a2c "", cwd=0x0, envc=0, envs=0x9158a30 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x80512d1 "0") at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:672
#44 0x0804e99d in handle_launcher_request (sock=7, who=<value optimized out>) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1164
#45 0x0804ef25 in handle_requests (waitForPid=0) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1357
#46 0x0804fb0a in main (argc=2, argv=0xbf851374, envp=0xbf851380) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1784

Reported using DrKonqi