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: 4.5.0
Operating System: Linux 2.6.28-13-server i686
Distribution: Ubuntu 9.04

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 4341)]

Thread 2 (Thread 0xa83ddb90 (LWP 4343)):
#0  0xb7f2c424 in __kernel_vsyscall ()
#1  0xb63f90e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb65d92ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb7d2c9b2 in QWaitCondition::wait (this=0xa518f28, mutex=0xa518f24, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  0xb7668152 in QHostInfoAgent::run (this=0xa518f18) at kernel/qhostinfo.cpp:260
#5  0xb7d2b96e in QThreadPrivate::start (arg=0xa518f18) at thread/qthread_unix.cpp:189
#6  0xb63f54ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb65ca49e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb5f03a10 (LWP 4341)):
[KCrash Handler]
#6  TaskManager::GroupManager::manualSortingRequest (this=0x0, taskItem=0xa833fd8, newIndex=3) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:363
#7  0xa870831b in TaskManager::AbstractGroupingStrategy::closeGroup (this=0xa3b78b8, group=0xb148758) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/abstractgroupingstrategy.cpp:167
#8  0xa870ff27 in TaskManager::ProgramGroupingStrategy::checkGroup (this=0xa3b78b8) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/strategies/programgroupingstrategy.cpp:204
#9  0xa8710e5b in TaskManager::ProgramGroupingStrategy::qt_metacall (this=0xa3b78b8, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbf94671c)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/programgroupingstrategy.moc:68
#10 0xb7e35ca8 in QMetaObject::activate (sender=0xb148758, from_signal_index=22, to_signal_index=22, argv=0xbf94671c) at kernel/qobject.cpp:3069
#11 0xb7e36932 in QMetaObject::activate (sender=0xb148758, m=0xa8732b74, local_signal_index=1, argv=0xbf94671c) at kernel/qobject.cpp:3143
#12 0xa8723d83 in TaskManager::TaskGroup::itemRemoved (this=0xb148758, _t1=0xa866cc8) at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskgroup.moc:146
#13 0xa87247ab in TaskManager::TaskGroup::remove (this=0xb148758, item=0xa866cc8) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/taskgroup.cpp:182
#14 0xa870aba5 in TaskManager::GroupManagerPrivate::removeTask (this=0xa3ed420, task={d = 0xbf9467cc}) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:311
#15 0xa870d46a in TaskManager::GroupManager::qt_metacall (this=0xa3eb9b0, _c=QMetaObject::InvokeMetaMethod, _id=11, _a=0xbf9468ac)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/groupmanager.moc:105
#16 0xb7e35ca8 in QMetaObject::activate (sender=0xa3ed390, from_signal_index=5, to_signal_index=5, argv=0xbf9468ac) at kernel/qobject.cpp:3069
#17 0xb7e36932 in QMetaObject::activate (sender=0xa3ed390, m=0xa8732d3c, local_signal_index=1, argv=0xbf9468ac) at kernel/qobject.cpp:3143
#18 0xa8727823 in TaskManager::TaskManager::taskRemoved (this=0xa3ed390, _t1={d = 0xbf9468f4}) at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:162
#19 0xa87290cf in TaskManager::TaskManager::windowRemoved (this=0xa3ed390, w=46164102) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/taskmanager.cpp:279
#20 0xa872afec in TaskManager::TaskManager::qt_metacall (this=0xa3ed390, _c=QMetaObject::InvokeMetaMethod, _id=7, _a=0xbf946a1c)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:110
#21 0xb7e35ca8 in QMetaObject::activate (sender=0xa1e99d0, from_signal_index=6, to_signal_index=6, argv=0xbf946a1c) at kernel/qobject.cpp:3069
#22 0xb7e36932 in QMetaObject::activate (sender=0xa1e99d0, m=0xb759e26c, local_signal_index=2, argv=0xbf946a1c) at kernel/qobject.cpp:3143
#23 0xb7536853 in KWindowSystem::windowRemoved (this=0xa1e99d0, _t1=46164102) at /build/buildd/kde4libs-4.2.95/obj-i486-linux-gnu/kdeui/kwindowsystem.moc:127
#24 0xb75390d6 in KWindowSystemPrivate::removeClient (this=0xa038168, w=46164102) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:249
#25 0xb7548753 in NETRootInfo::update (this=0xa03817c, dirty_props=0xbf946b64) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2135
#26 0xb7548b3f in NETRootInfo::event (this=0xa03817c, event=0xbf94727c, properties=0xbf946c48, properties_size=5) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2058
#27 0xb753936d in KWindowSystemPrivate::x11Event (this=0xa038168, ev=0xbf94721c) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:136
#28 0xb73e96f9 in KApplication::x11EventFilter (this=0x9f2ccf0, _event=0xbf94721c) at /build/buildd/kde4libs-4.2.95/kdeui/kernel/kapplication.cpp:911
#29 0xb3b12e37 in PlasmaApp::x11EventFilter (this=0x9f2ccf0, event=0xbf94721c) at /build/buildd/kdebase-workspace-4.2.95/plasma/shells/desktop/plasmaapp.cpp:490
#30 0xb6912f3e in qt_x11EventFilter (ev=0xbf94721c) at kernel/qapplication_x11.cpp:375
#31 0xb69256a8 in QApplication::x11ProcessEvent (this=0x9f2ccf0, event=0xbf94721c) at kernel/qapplication_x11.cpp:3273
#32 0xb6951c6a in x11EventSourceDispatch (s=0x9f358b0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#33 0xb6442b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#34 0xb64460eb in ?? () from /usr/lib/libglib-2.0.so.0
#35 0xb6446268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#36 0xb7e4b438 in QEventDispatcherGlib::processEvents (this=0x9f30378, flags={i = -1080790056}) at kernel/qeventdispatcher_glib.cpp:323
#37 0xb6951365 in QGuiEventDispatcherGlib::processEvents (this=0x9f30378, flags={i = -1080790008}) at kernel/qguieventdispatcher_glib.cpp:202
#38 0xb7e1e06a in QEventLoop::processEvents (this=0xbf947480, flags={i = -1080789944}) at kernel/qeventloop.cpp:149
#39 0xb7e1e4aa in QEventLoop::exec (this=0xbf947480, flags={i = -1080789880}) at kernel/qeventloop.cpp:200
#40 0xb7e20959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#41 0xb68afd17 in QApplication::exec () at kernel/qapplication.cpp:3553
#42 0xb3afd510 in kdemain (argc=1, argv=0x9ecdaf8) at /build/buildd/kdebase-workspace-4.2.95/plasma/shells/desktop/main.cpp:50
#43 0x0804e1c0 in launch (argc=1, _name=0x9f1987c "/usr/bin/plasma-desktop", args=0x9f19894 "", cwd=0x0, envc=0, envs=0x9f19898 "", 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=0xbf947c74, envp=0xbf947c80) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1784

This bug may be a duplicate of or related to bug 199345

Reported using DrKonqi