Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.1 (KDE 4.3.1)
Qt Version: 4.5.2
Operating System: Linux 2.6.28-15-generic i686
Distribution: Ubuntu 9.04

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 5786)]

Thread 2 (Thread 0xa83d7b90 (LWP 5795)):
#0  0xb7fa9430 in __kernel_vsyscall ()
#1  0xb64ba0e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb669a2ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb7da0172 in QWaitCondition::wait (this=0x88f2b88, mutex=0x88f2b84, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  0xb76ddac2 in QHostInfoAgent::run (this=0x88f2b78) at kernel/qhostinfo.cpp:260
#5  0xb7d9f132 in QThreadPrivate::start (arg=0x88f2b78) at thread/qthread_unix.cpp:188
#6  0xb64b64ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb668b49e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb5fc3a10 (LWP 5786)):
[KCrash Handler]
#6  AbstractTaskItem::basicPreferredSize (this=0x9f84fb8) at /build/buildd/kdebase-workspace-4.3.1/plasma/applets/tasks/tasks.h:92
#7  0xa8603641 in TaskItemLayout::preferredColumns (this=0x8c6eb30) at /build/buildd/kdebase-workspace-4.3.1/plasma/applets/tasks/taskitemlayout.cpp:206
#8  0xa860406d in TaskItemLayout::gridLayoutSize (this=0x8c6eb30) at /build/buildd/kdebase-workspace-4.3.1/plasma/applets/tasks/taskitemlayout.cpp:222
#9  0xa860412b in TaskItemLayout::layoutItems (this=0x8c6eb30) at /build/buildd/kdebase-workspace-4.3.1/plasma/applets/tasks/taskitemlayout.cpp:245
#10 0xa8604b14 in TaskItemLayout::remove (this=0x8c6eb30, item=0x9a63560) at /build/buildd/kdebase-workspace-4.3.1/plasma/applets/tasks/taskitemlayout.cpp:136
#11 0xa8604bcc in TaskItemLayout::removeTaskItem (this=0x8c6eb30, item=0x9a63560) at /build/buildd/kdebase-workspace-4.3.1/plasma/applets/tasks/taskitemlayout.cpp:93
#12 0xa8611fe1 in TaskGroupItem::itemPositionChanged (this=0x8c6f370, item=0x8314768) at /build/buildd/kdebase-workspace-4.3.1/plasma/applets/tasks/taskgroupitem.cpp:882
#13 0xa861226e in TaskGroupItem::qt_metacall (this=0x8c6f370, _c=QMetaObject::InvokeMetaMethod, _id=17, _a=0xbf9c271c)
    at /build/buildd/kdebase-workspace-4.3.1/obj-i486-linux-gnu/plasma/applets/tasks/taskgroupitem.moc:116
#14 0xb7ea91b8 in QMetaObject::activate (sender=0x8c6ef58, from_signal_index=24, to_signal_index=24, argv=0xbf9c271c) at kernel/qobject.cpp:3113
#15 0xb7ea9e42 in QMetaObject::activate (sender=0x8c6ef58, m=0xa8652b74, local_signal_index=3, argv=0xbf9c271c) at kernel/qobject.cpp:3187
#16 0xa8643e53 in TaskManager::TaskGroup::itemPositionChanged (this=0x8c6ef58, _t1=0x8314768) at /build/buildd/kdebase-workspace-4.3.1/obj-i486-linux-gnu/libs/taskmanager/taskgroup.moc:159
#17 0xa8646308 in TaskManager::TaskGroup::moveItem (this=0x8c6ef58, oldIndex=1, newIndex=0) at /build/buildd/kdebase-workspace-4.3.1/libs/taskmanager/taskgroup.cpp:561
#18 0xa8629a96 in TaskManager::AbstractSortingStrategy::check (this=0x8c70828, itemToCheck=0x0) at /build/buildd/kdebase-workspace-4.3.1/libs/taskmanager/abstractsortingstrategy.cpp:149
#19 0xa8629e7b in TaskManager::AbstractSortingStrategy::qt_metacall (this=0x8c70828, _c=QMetaObject::InvokeMetaMethod, _id=1632530025, _a=0xbf9c28fc)
    at /build/buildd/kdebase-workspace-4.3.1/obj-i486-linux-gnu/libs/taskmanager/abstractsortingstrategy.moc:74
#20 0xa862f7aa in TaskManager::DesktopSortingStrategy::qt_metacall (this=0x8c70828, _c=QMetaObject::InvokeMetaMethod, _id=6, _a=0xbf9c28fc)
    at /build/buildd/kdebase-workspace-4.3.1/obj-i486-linux-gnu/libs/taskmanager/desktopsortingstrategy.moc:62
#21 0xb7ea91b8 in QMetaObject::activate (sender=0x8314768, from_signal_index=4, to_signal_index=4, argv=0xbf9c28fc) at kernel/qobject.cpp:3113
#22 0xb7ea9e42 in QMetaObject::activate (sender=0x8314768, m=0xa8651a40, local_signal_index=0, argv=0xbf9c28fc) at kernel/qobject.cpp:3187
#23 0xa8626f03 in TaskManager::AbstractGroupableItem::changed (this=0x8314768, _t1={i = -1080284872})
    at /build/buildd/kdebase-workspace-4.3.1/obj-i486-linux-gnu/libs/taskmanager/abstractgroupableitem.moc:122
#24 0xa86272ca in TaskManager::AbstractGroupableItem::qt_metacall (this=0x8314768, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbf9c2a3c)
    at /build/buildd/kdebase-workspace-4.3.1/obj-i486-linux-gnu/libs/taskmanager/abstractgroupableitem.moc:94
#25 0xa8646f6a in TaskManager::TaskItem::qt_metacall (this=0x8314768, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbf9c2a3c)
    at /build/buildd/kdebase-workspace-4.3.1/obj-i486-linux-gnu/libs/taskmanager/taskitem.moc:85
#26 0xb7ea91b8 in QMetaObject::activate (sender=0x99865d8, from_signal_index=4, to_signal_index=4, argv=0xbf9c2a3c) at kernel/qobject.cpp:3113
#27 0xb7ea9e42 in QMetaObject::activate (sender=0x99865d8, m=0xa86520b8, local_signal_index=0, argv=0xbf9c2a3c) at kernel/qobject.cpp:3187
#28 0xa8638d53 in TaskManager::Task::changed (this=0x99865d8, _t1={i = -1080284548}) at /build/buildd/kdebase-workspace-4.3.1/obj-i486-linux-gnu/libs/taskmanager/task.moc:211
#29 0xa863d31d in TaskManager::Task::refresh (this=0x99865d8, dirty=134217728) at /build/buildd/kdebase-workspace-4.3.1/libs/taskmanager/task.cpp:208
#30 0xa864a0c0 in TaskManager::TaskManager::windowChanged (this=0x8744cc8, w=69206041, dirty=134217728) at /build/buildd/kdebase-workspace-4.3.1/libs/taskmanager/taskmanager.cpp:338
#31 0xa864b12d in TaskManager::TaskManager::qt_metacall (this=0x8744cc8, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0xbf9c2c48)
    at /build/buildd/kdebase-workspace-4.3.1/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:111
#32 0xb7ea91b8 in QMetaObject::activate (sender=0x852f6c8, from_signal_index=14, to_signal_index=14, argv=0xbf9c2c48) at kernel/qobject.cpp:3113
#33 0xb7ea9e42 in QMetaObject::activate (sender=0x852f6c8, m=0xb761624c, local_signal_index=10, argv=0xbf9c2c48) at kernel/qobject.cpp:3187
#34 0xb75ad2b9 in KWindowSystem::windowChanged (this=0x852f6c8, _t1=69206041, _t2=134217728) at /build/buildd/kde4libs-4.3.1/obj-i486-linux-gnu/kdeui/kwindowsystem.moc:179
#35 0xb75afeed in KWindowSystemPrivate::x11Event (this=0x835d3a8, ev=0xbf9c42cc) at /build/buildd/kde4libs-4.3.1/kdeui/windowmanagement/kwindowsystem_x11.cpp:181
#36 0xb7460b79 in KApplication::x11EventFilter (this=0x8273288, _event=0xbf9c42cc) at /build/buildd/kde4libs-4.3.1/kdeui/kernel/kapplication.cpp:911
#37 0xb3bc5c37 in PlasmaApp::x11EventFilter (this=0x8273288, event=0xbf9c42cc) at /build/buildd/kdebase-workspace-4.3.1/plasma/shells/desktop/plasmaapp.cpp:490
#38 0xb69b3e5e in qt_x11EventFilter (ev=0xbf9c42cc) at kernel/qapplication_x11.cpp:375
#39 0xb69c66df in QApplication::x11ProcessEvent (this=0x8273288, event=0xbf9c42cc) at kernel/qapplication_x11.cpp:3271
#40 0xb69f337a in x11EventSourceDispatch (s=0x827bc00, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#41 0xb6503b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#42 0xb65070eb in ?? () from /usr/lib/libglib-2.0.so.0
#43 0xb6507268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#44 0xb7ebf2f8 in QEventDispatcherGlib::processEvents (this=0x8278a80, flags={i = -1080277880}) at kernel/qeventdispatcher_glib.cpp:327
#45 0xb69f2a75 in QGuiEventDispatcherGlib::processEvents (this=0x8278a80, flags={i = -1080277832}) at kernel/qguieventdispatcher_glib.cpp:202
#46 0xb7e921fa in QEventLoop::processEvents (this=0xbf9c4530, flags={i = -1080277768}) at kernel/qeventloop.cpp:149
#47 0xb7e92642 in QEventLoop::exec (this=0xbf9c4530, flags={i = -1080277704}) at kernel/qeventloop.cpp:201
#48 0xb7e94ae9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#49 0xb6950bb7 in QApplication::exec () at kernel/qapplication.cpp:3525
#50 0xb3bb0310 in kdemain (argc=1, argv=0x8240828) at /build/buildd/kdebase-workspace-4.3.1/plasma/shells/desktop/main.cpp:50
#51 0x0804e27d in launch (argc=1, _name=0x81fb57c "/usr/bin/plasma-desktop", args=0x81fb594 "", cwd=0x0, envc=0, envs=0x81fb598 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x805136d "0") at /build/buildd/kde4libs-4.3.1/kinit/kinit.cpp:677
#52 0x0804ea5d in handle_launcher_request (sock=7, who=<value optimized out>) at /build/buildd/kde4libs-4.3.1/kinit/kinit.cpp:1169
#53 0x0804efe5 in handle_requests (waitForPid=0) at /build/buildd/kde4libs-4.3.1/kinit/kinit.cpp:1362
#54 0x0804fbca in main (argc=2, argv=0xbf9c4d24, envp=0xbf9c4d30) at /build/buildd/kde4libs-4.3.1/kinit/kinit.cpp:1793

Reported using DrKonqi