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 2.6.29.5-191.fc11.i586 i686
Distribution: "Fedora release 11 (Leonidas)"

What I was doing when the application crashed:
After logging in, plasma crashes once. It then restarts and resumes.

qt-4.5.2-2.fc11.i586
kdebase-workspace-4.2.95-3.fc11.i586


 -- Backtrace:
Application: Plasma Workspace (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7f22780 (LWP 2284))]

Thread 2 (Thread 0xace2db70 (LWP 2285)):
#0  0x0079e422 in __kernel_vsyscall ()
#1  0x00688fa5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0x0590a147 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#3  0x05b6a612 in ?? () from /usr/lib/libQtNetwork.so.4
#4  0x05909112 in ?? () from /usr/lib/libQtCore.so.4
#5  0x00684935 in start_thread () from /lib/libpthread.so.0
#6  0x005b882e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb7f22780 (LWP 2284)):
[KCrash Handler]
#6  TaskManager::GroupManager::manualSortingRequest (this=0x0, taskItem=0x9af2af0, newIndex=0) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:363
#7  0x07ac7374 in TaskManager::AbstractGroupingStrategy::closeGroup (this=0x9d978f0, group=0xa135568) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/abstractgroupingstrategy.cpp:167
#8  0x07acec3d in TaskManager::ProgramGroupingStrategy::checkGroup (this=0x9d978f0) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/strategies/programgroupingstrategy.cpp:204
#9  0x07acf8e1 in TaskManager::ProgramGroupingStrategy::qt_metacall (this=0x9d978f0, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0xbf978de8)
    at /usr/src/debug/kdebase-workspace-4.2.95/i586-redhat-linux-gnu/libs/taskmanager/programgroupingstrategy.moc:68
#10 0x05a0f2b3 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#11 0x05a0ff12 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#12 0x07ae2533 in TaskManager::TaskGroup::itemRemoved (this=0xa135568, _t1=0x9add768) at /usr/src/debug/kdebase-workspace-4.2.95/i586-redhat-linux-gnu/libs/taskmanager/taskgroup.moc:146
#13 0x07ae2d5b in TaskManager::TaskGroup::remove (this=0xa135568, item=0x9add768) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/taskgroup.cpp:182
#14 0x07ac9df5 in TaskManager::GroupManagerPrivate::removeTask (this=0x9b22f90, task={d = 0xa019df8}) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:311
#15 0x07acc43b in TaskManager::GroupManager::qt_metacall (this=0x9975ac8, _c=QMetaObject::InvokeMetaMethod, _id=11, _a=0xbf978fb8)
    at /usr/src/debug/kdebase-workspace-4.2.95/i586-redhat-linux-gnu/libs/taskmanager/groupmanager.moc:105
#16 0x05a0f2b3 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#17 0x05a0ff12 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#18 0x07ae5ef3 in TaskManager::TaskManager::taskRemoved (this=0x9979090, _t1={d = 0xa019df8}) at /usr/src/debug/kdebase-workspace-4.2.95/i586-redhat-linux-gnu/libs/taskmanager/taskmanager.moc:162
#19 0x07ae7c26 in TaskManager::TaskManager::windowRemoved (this=0x9979090, w=27263528) at /usr/src/debug/kdebase-workspace-4.2.95/libs/taskmanager/taskmanager.cpp:278
#20 0x07ae95af in TaskManager::TaskManager::qt_metacall (this=0x9979090, _c=QMetaObject::InvokeMetaMethod, _id=7, _a=0xbf979148)
    at /usr/src/debug/kdebase-workspace-4.2.95/i586-redhat-linux-gnu/libs/taskmanager/taskmanager.moc:110
#21 0x05a0f2b3 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#22 0x05a0ff12 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#23 0x06b32303 in KWindowSystem::windowRemoved(unsigned long) () from /usr/lib/libkdeui.so.5
#24 0x06b35566 in ?? () from /usr/lib/libkdeui.so.5
#25 0x06b441b5 in NETRootInfo::update(unsigned long const*) () from /usr/lib/libkdeui.so.5
#26 0x06b444e7 in NETRootInfo::event(_XEvent*, unsigned long*, int) () from /usr/lib/libkdeui.so.5
#27 0x06b35801 in ?? () from /usr/lib/libkdeui.so.5
#28 0x069e2576 in KApplication::x11EventFilter(_XEvent*) () from /usr/lib/libkdeui.so.5
#29 0x0714610a in PlasmaApp::x11EventFilter (this=0x958c128, event=0xbf97a9ac) at /usr/src/debug/kdebase-workspace-4.2.95/plasma/shells/desktop/plasmaapp.cpp:490
#30 0x05d880a0 in ?? () from /usr/lib/libQtGui.so.4
#31 0x05d993b5 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#32 0x05dc5d62 in ?? () from /usr/lib/libQtGui.so.4
#33 0x00144d78 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#34 0x00148310 in ?? () from /lib/libglib-2.0.so.0
#35 0x00148443 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#36 0x05a2401c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#37 0x05dc5445 in ?? () from /usr/lib/libQtGui.so.4
#38 0x059f7b79 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#39 0x059f7fca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#40 0x059fa43f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#41 0x05d26237 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#42 0x0713029d in kdemain (argc=1, argv=0xbf97ae84) at /usr/src/debug/kdebase-workspace-4.2.95/plasma/shells/desktop/main.cpp:50
#43 0x080486fb in main (argc=1, argv=0xbf97ae84) at /usr/src/debug/kdebase-workspace-4.2.95/i586-redhat-linux-gnu/plasma/shells/desktop/plasma-desktop_dummy.cpp:3

Reported using DrKonqi