Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-16-generic x86_64
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
Plasma restart worked okay, though.

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
The current source language is "auto; currently c".
[Current thread is 1 (Thread 0x7f18886ca750 (LWP 20254))]

Thread 2 (Thread 0x7f1864c31910 (LWP 20257)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f18881204fb in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x2a49078, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2a49078, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f188455778c in QHostInfoAgent::run (this=0x2a49060) at kernel/qhostinfo.cpp:260
#4  0x00007f188811f445 in QThreadPrivate::start (arg=0x2a49060) at thread/qthread_unix.cpp:188
#5  0x00007f1884e95a04 in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007f1885a757bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f18886ca750 (LWP 20254)):
[KCrash Handler]
#5  0x00007f186be592f1 in TaskItemLayout::layoutItems (this=0x1f1b660) at ../../../../plasma/applets/tasks/taskitemlayout.cpp:320
#6  0x00007f186be59a4f in TaskItemLayout::insert (this=0x1f1b660, index=<value optimized out>, item=0x2d9a640) at ../../../../plasma/applets/tasks/taskitemlayout.cpp:125
#7  0x00007f186be59c20 in TaskItemLayout::addTaskItem (this=0x1f1b660, item=0x2d9a640) at ../../../../plasma/applets/tasks/taskitemlayout.cpp:82
#8  0x00007f186be65948 in TaskGroupItem::itemAdded (this=0x1f1ca30, groupableItem=0x2d6c920) at ../../../../plasma/applets/tasks/taskgroupitem.cpp:477
#9  0x00007f186be65fc4 in TaskGroupItem::qt_metacall (this=0x1f1ca30, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffeeadceb0) at ./taskgroupitem.moc:113
#10 0x00007f188821addc in QMetaObject::activate (sender=0x1eddde0, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0xfffffffffff8018c) at kernel/qobject.cpp:3113
#11 0x00007f186bc2ad6f in TaskManager::TaskGroup::itemAdded (this=0x2e57610, _t1=0x2d6c920) at ./taskgroup.moc:145
#12 0x00007f186bc2b65f in TaskManager::TaskGroup::add (this=0x1eddde0, item=0x2d6c920) at ../../../libs/taskmanager/taskgroup.cpp:138
#13 0x00007f186bc1acfd in TaskManager::ProgramGroupingStrategy::handleItem (this=0x1f98f80, item=0x2d6c920) at ../../../libs/taskmanager/strategies/programgroupingstrategy.cpp:158
#14 0x00007f186bc14f7a in TaskManager::GroupManagerPrivate::addTask (this=0x1edbfb0, task=) at ../../../libs/taskmanager/groupmanager.cpp:288
#15 0x00007f186bc158bb in TaskManager::GroupManagerPrivate::actuallyReloadTasks (this=0x1edbfb0) at ../../../libs/taskmanager/groupmanager.cpp:155
#16 0x00007f186bc17139 in TaskManager::GroupManager::qt_metacall (this=0x1a124e0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffeeadd180) at ./groupmanager.moc:108
#17 0x00007f188821addc in QMetaObject::activate (sender=0x1edc018, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0xfffffffffff8018c) at kernel/qobject.cpp:3113
#18 0x00007f1888214d83 in QObject::event (this=0x1edc018, e=0xffffffff) at kernel/qobject.cpp:1075
#19 0x00007f18861b5efc in QApplicationPrivate::notify_helper (this=0x15cac40, receiver=0x1edc018, e=0x7fffeeadd780) at kernel/qapplication.cpp:4056
#20 0x00007f18861bd1ce in QApplication::notify (this=0x15bed10, receiver=0x1edc018, e=0x7fffeeadd780) at kernel/qapplication.cpp:4021
#21 0x00007f1886decab6 in KApplication::notify (this=0x15bed10, receiver=0x1edc018, event=0x7fffeeadd780) at ../../kdeui/kernel/kapplication.cpp:302
#22 0x00007f1888205c2c in QCoreApplication::notifyInternal (this=0x15bed10, receiver=0x1edc018, event=0x7fffeeadd780) at kernel/qcoreapplication.cpp:610
#23 0x00007f1888230862 in QCoreApplication::sendEvent (this=0x15ce0c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#24 QTimerInfoList::activateTimers (this=0x15ce0c0) at kernel/qeventdispatcher_unix.cpp:572
#25 0x00007f188822e25d in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:165
#26 0x00007f18850e6bce in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#27 0x00007f18850ea598 in ?? () from /lib/libglib-2.0.so.0
#28 0x00007f18850ea6c0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#29 0x00007f188822e1a6 in QEventDispatcherGlib::processEvents (this=0x15ca9c0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#30 0x00007f188624a4be in QGuiEventDispatcherGlib::processEvents (this=0x2e57610, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#31 0x00007f1888204532 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#32 0x00007f1888204904 in QEventLoop::exec (this=0x7fffeeadda20, flags=) at kernel/qeventloop.cpp:201
#33 0x00007f1888206ab9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#34 0x00007f187d2f34cf in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/shells/desktop/main.cpp:50
#35 0x0000000000406da8 in launch (argc=1, _name=<value optimized out>, args=<value optimized out>, cwd=<value optimized out>, envc=0, envs=<value optimized out>, reset_env=false, tty=0x0, 
    avoid_loops=false, startup_id_str=0x40a299 "0") at ../../kinit/kinit.cpp:677
#36 0x0000000000407aa0 in handle_launcher_request (sock=7, who=<value optimized out>) at ../../kinit/kinit.cpp:1169
#37 0x0000000000407f51 in handle_requests (waitForPid=0) at ../../kinit/kinit.cpp:1362
#38 0x0000000000408bb2 in main (argc=2, argv=<value optimized out>, envp=<value optimized out>) at ../../kinit/kinit.cpp:1793
The current source language is "auto; currently asm".
The current source language is "auto; currently c".

This bug may be a duplicate of or related to bug 219046

Reported using DrKonqi