Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.00 (KDE 4.3.0)
Qt Version: 4.5.2
Operating System: Linux 2.6.28-15-generic x86_64
Distribution: Ubuntu 9.04

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 4266)]

Thread 2 (Thread 0x7f4b52ed9950 (LWP 4273)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f4b750d3d19 in QWaitCondition::wait (this=0x2a5a200, mutex=0x2a5a1f8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007f4b73f5d81c in QHostInfoAgent::run (this=0x2a5a1e0) at kernel/qhostinfo.cpp:260
#3  0x00007f4b750d2d35 in QThreadPrivate::start (arg=0x2a5a1e0) at thread/qthread_unix.cpp:188
#4  0x00007f4b70fcc3ba in start_thread (arg=<value optimized out>) at pthread_create.c:297
#5  0x00007f4b71bb0fcd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f4b75698750 (LWP 4266)):
[KCrash Handler]
#5  AbstractTaskItem::basicPreferredSize (this=0x33bd550) at /build/buildd/kdebase-workspace-4.3.0/plasma/applets/tasks/tasks.h:92
#6  0x00007f4b58568256 in TaskItemLayout::preferredColumns (this=0x21ad1d0) at /build/buildd/kdebase-workspace-4.3.0/plasma/applets/tasks/taskitemlayout.cpp:206
#7  0x00007f4b58568bac in TaskItemLayout::gridLayoutSize (this=0x21ad1d0) at /build/buildd/kdebase-workspace-4.3.0/plasma/applets/tasks/taskitemlayout.cpp:222
#8  0x00007f4b58568c3b in TaskItemLayout::layoutItems (this=0x0) at /build/buildd/kdebase-workspace-4.3.0/plasma/applets/tasks/taskitemlayout.cpp:245
#9  0x00007f4b585695f9 in TaskItemLayout::remove (this=0x21ad1d0, item=0x4249a60) at /build/buildd/kdebase-workspace-4.3.0/plasma/applets/tasks/taskitemlayout.cpp:136
#10 0x00007f4b5856969e in TaskItemLayout::removeTaskItem (this=0x0, item=0x7f4b71c07528) at /build/buildd/kdebase-workspace-4.3.0/plasma/applets/tasks/taskitemlayout.cpp:93
#11 0x00007f4b58574679 in TaskGroupItem::itemRemoved (this=0x2a0e170, groupableItem=0x41d07b0) at /build/buildd/kdebase-workspace-4.3.0/plasma/applets/tasks/taskgroupitem.cpp:521
#12 0x00007f4b58575a41 in TaskGroupItem::qt_metacall (this=0x2a0e170, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff7d6ce740)
    at /build/buildd/kdebase-workspace-4.3.0/obj-x86_64-linux-gnu/plasma/applets/tasks/taskgroupitem.moc:114
#13 0x00007f4b751d1ea2 in QMetaObject::activate (sender=0x217c090, from_signal_index=<value optimized out>, to_signal_index=22, argv=0x0) at kernel/qobject.cpp:3113
#14 0x00007f4b58e19c82 in TaskManager::TaskGroup::itemRemoved (this=0x0, _t1=0x41d07b0) at /build/buildd/kdebase-workspace-4.3.0/obj-x86_64-linux-gnu/libs/taskmanager/taskgroup.moc:146
#15 0x00007f4b58e1a5a1 in TaskManager::TaskGroup::remove (this=0x217c090, item=0x41d07b0) at /build/buildd/kdebase-workspace-4.3.0/libs/taskmanager/taskgroup.cpp:182
#16 0x00007f4b58e0501b in TaskManager::GroupManagerPrivate::removeStartup (this=0x2179fd0, task=<value optimized out>) at /build/buildd/kdebase-workspace-4.3.0/libs/taskmanager/groupmanager.cpp:192
#17 0x00007f4b58e0528f in TaskManager::GroupManager::qt_metacall (this=0x215ba10, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff7d6ce980)
    at /build/buildd/kdebase-workspace-4.3.0/obj-x86_64-linux-gnu/libs/taskmanager/groupmanager.moc:107
#18 0x00007f4b751d1ea2 in QMetaObject::activate (sender=0x2189030, from_signal_index=<value optimized out>, to_signal_index=7, argv=0x0) at kernel/qobject.cpp:3113
#19 0x00007f4b58e1d0c5 in TaskManager::TaskManager::startupRemoved (this=0x0, _t1=<value optimized out>)
    at /build/buildd/kdebase-workspace-4.3.0/obj-x86_64-linux-gnu/libs/taskmanager/taskmanager.moc:176
#20 0x00007f4b58e1e33f in TaskManager::TaskManager::killStartup (this=0x2189030, id=@0x41dbf10) at /build/buildd/kdebase-workspace-4.3.0/libs/taskmanager/taskmanager.cpp:427
#21 0x00007f4b58e20444 in TaskManager::TaskManager::qt_metacall (this=0x2189030, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff7d6ceb80)
    at /build/buildd/kdebase-workspace-4.3.0/obj-x86_64-linux-gnu/libs/taskmanager/taskmanager.moc:114
#22 0x00007f4b751d1ea2 in QMetaObject::activate (sender=0x29602c0, from_signal_index=<value optimized out>, to_signal_index=6, argv=0x0) at kernel/qobject.cpp:3113
#23 0x00007f4b738b573a in KStartupInfo::gotRemoveStartup (this=0x0, _t1=<value optimized out>, _t2=<value optimized out>)
    at /build/buildd/kde4libs-4.3.0/obj-x86_64-linux-gnu/kdeui/kstartupinfo.moc:114
#24 0x00007f4b738bbb7d in KStartupInfo::Private::remove_startup_info_internal (this=0x2960a80, id_P=@0x41dbf10) at /build/buildd/kde4libs-4.3.0/kdeui/kernel/kstartupinfo.cpp:391
#25 0x00007f4b738bc3ce in KStartupInfo::Private::startups_cleanup_internal (this=0x2960a80, age_P=true) at /build/buildd/kde4libs-4.3.0/kdeui/kernel/kstartupinfo.cpp:947
#26 0x00007f4b738bf4aa in KStartupInfo::qt_metacall (this=0x29602c0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff7d6cef60)
    at /build/buildd/kde4libs-4.3.0/obj-x86_64-linux-gnu/kdeui/kstartupinfo.moc:84
#27 0x00007f4b751d1ea2 in QMetaObject::activate (sender=0x295ff70, from_signal_index=<value optimized out>, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#28 0x00007f4b751cc263 in QObject::event (this=0x295ff70, e=0x7f4b71c07528) at kernel/qobject.cpp:1075
#29 0x00007f4b72787f4d in QApplicationPrivate::notify_helper (this=0x1c54ce0, receiver=0x295ff70, e=0x7fff7d6cf610) at kernel/qapplication.cpp:4056
#30 0x00007f4b7279018a in QApplication::notify (this=0x1c4bbb0, receiver=0x295ff70, e=0x7fff7d6cf610) at kernel/qapplication.cpp:4021
#31 0x00007f4b7389a71b in KApplication::notify (this=0x1c4bbb0, receiver=0x295ff70, event=0x7fff7d6cf610) at /build/buildd/kde4libs-4.3.0/kdeui/kernel/kapplication.cpp:302
#32 0x00007f4b751bc6ac in QCoreApplication::notifyInternal (this=0x1c4bbb0, receiver=0x295ff70, event=0x7fff7d6cf610) at kernel/qcoreapplication.cpp:610
#33 0x00007f4b751e9516 in QTimerInfoList::activateTimers (this=0x1c58280) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#34 0x00007f4b751e5b2d in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:165
#35 0x00007f4b7121b20a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#36 0x00007f4b7121e8e0 in ?? () from /usr/lib/libglib-2.0.so.0
#37 0x00007f4b7121ea7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#38 0x00007f4b751e5a8f in QEventDispatcherGlib::processEvents (this=0x1c54810, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#39 0x00007f4b72820bdf in QGuiEventDispatcherGlib::processEvents (this=0x0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#40 0x00007f4b751baf42 in QEventLoop::processEvents (this=<value optimized out>, flags={i = 2104293504}) at kernel/qeventloop.cpp:149
#41 0x00007f4b751bb314 in QEventLoop::exec (this=0x7fff7d6cf8c0, flags={i = 2104293584}) at kernel/qeventloop.cpp:201
#42 0x00007f4b751bd5e4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#43 0x00007f4b69df61eb in kdemain (argc=1, argv=0x1bf8620) at /build/buildd/kdebase-workspace-4.3.0/plasma/shells/desktop/main.cpp:50
#44 0x0000000000407215 in launch (argc=1, _name=0x1c07058 "/usr/bin/plasma-desktop", args=<value optimized out>, cwd=0x0, envc=0, envs=0x1c07078 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x40a3a1 "0") at /build/buildd/kde4libs-4.3.0/kinit/kinit.cpp:676
#45 0x0000000000407a38 in handle_launcher_request (sock=7, who=<value optimized out>) at /build/buildd/kde4libs-4.3.0/kinit/kinit.cpp:1168
#46 0x0000000000407fe5 in handle_requests (waitForPid=0) at /build/buildd/kde4libs-4.3.0/kinit/kinit.cpp:1361
#47 0x0000000000408b26 in main (argc=2, argv=0x7fff7d6d0768, envp=0x7fff7d6d0780) at /build/buildd/kde4libs-4.3.0/kinit/kinit.cpp:1788

Reported using DrKonqi