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 2.6.30.5-43.fc11.i586 i686
Distribution: "Fedora release 11 (Leonidas)"

What I was doing when the application crashed:
Starting programs crashed plasma.  No pattern as to what programs so far.

 -- Backtrace:
Application: Plasma Workspace (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb80057a0 (LWP 2032))]

Thread 2 (Thread 0xacf57b70 (LWP 2035)):
#0  0x004b7422 in __kernel_vsyscall ()
#1  0x00d9efa5 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:122
#2  0x026c7337 in QWaitConditionPrivate::wait (time=<value optimized out>, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:87
#3  QWaitCondition::wait (time=<value optimized out>, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:159
#4  0x020bf4d2 in QHostInfoAgent::run (this=0xa1ebc20) at kernel/qhostinfo.cpp:260
#5  0x026c62f2 in QThreadPrivate::start (arg=0xa1ebc20) at thread/qthread_unix.cpp:188
#6  0x00d9a935 in start_thread (arg=0xacf57b70) at pthread_create.c:297
#7  0x0059694e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb80057a0 (LWP 2032)):
[KCrash Handler]
#6  0x05cef31a in QGraphicsLayoutItem::isLayout (this=0x9fdf848) at graphicsview/qgraphicslayoutitem.cpp:784
#7  0x05cee16d in QGraphicsLayoutPrivate::activateRecursive (this=0x9fdf848, item=0xa19b0a0) at graphicsview/qgraphicslayout_p.cpp:189
#8  0x05cee16d in QGraphicsLayoutPrivate::activateRecursive (this=0x9fdf848, item=0x9e0d930) at graphicsview/qgraphicslayout_p.cpp:189
#9  0x05ced956 in QGraphicsLayout::activate (this=0x9e0d930) at graphicsview/qgraphicslayout.cpp:258
#10 0x05ceda2c in QGraphicsLayout::widgetEvent (this=0x9e0d930, e=0xa3118e0) at graphicsview/qgraphicslayout.cpp:366
#11 0x05cf3bb6 in QGraphicsWidget::event (this=0x9fe2b28, event=0xa3118e0) at graphicsview/qgraphicswidget.cpp:1262
#12 0x0569c974 in QApplicationPrivate::notify_helper (this=0x9af7ae0, receiver=0x9fe2b28, e=0xa3118e0) at kernel/qapplication.cpp:4056
#13 0x056a40e9 in QApplication::notify (this=0x9af24c0, receiver=0x9fe2b28, e=0xa3118e0) at kernel/qapplication.cpp:3603
#14 0x02a7ca7a in KApplication::notify (this=0x9af24c0, receiver=0x9fe2b28, event=0xa3118e0) at /usr/src/debug/kdelibs-4.3.0/kdeui/kernel/kapplication.cpp:302
#15 0x027b6b0b in QCoreApplication::notifyInternal (this=0x9af24c0, receiver=0x9fe2b28, event=0xa3118e0) at kernel/qcoreapplication.cpp:610
#16 0x027b7732 in QCoreApplication::sendEvent (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.h:213
#17 QCoreApplicationPrivate::sendPostedEvents (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.cpp:1247
#18 0x027b78ed in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1140
#19 0x027e19bf in QCoreApplication::sendPostedEvents () at kernel/qcoreapplication.h:218
#20 postEventSourceDispatch () at kernel/qeventdispatcher_glib.cpp:210
#21 0x00a08cf8 in g_main_dispatch (context=<value optimized out>) at gmain.c:1824
#22 IA__g_main_context_dispatch (context=<value optimized out>) at gmain.c:2377
#23 0x00a0c370 in g_main_context_iterate (context=0x9af9c20, block=<value optimized out>, dispatch=1, self=0x9af7598) at gmain.c:2455
#24 0x00a0c4a3 in IA__g_main_context_iteration (context=0x9af9c20, may_block=1) at gmain.c:2518
#25 0x027e15ec in QEventDispatcherGlib::processEvents (this=0x9add2c8, flags={i = 36}) at kernel/qeventdispatcher_glib.cpp:327
#26 0x0573bcb5 in QGuiEventDispatcherGlib::processEvents (this=0x9add2c8, flags={i = 36}) at kernel/qguieventdispatcher_glib.cpp:202
#27 0x027b50d9 in QEventLoop::processEvents (this=0xbff97194, flags={i = 36}) at kernel/qeventloop.cpp:149
#28 0x027b552a in QEventLoop::exec (this=0xbff97194, flags={i = 0}) at kernel/qeventloop.cpp:201
#29 0x027b79af in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#30 0x0569c7f7 in QApplication::exec () at kernel/qapplication.cpp:3525
#31 0x0624a3bd in kdemain (argc=1, argv=0xbff97374) at /usr/src/debug/kdebase-workspace-4.3.0/plasma/shells/desktop/main.cpp:50
#32 0x080486fb in main (argc=1, argv=0xbff97374) at /usr/src/debug/kdebase-workspace-4.3.0/i586-redhat-linux-gnu/plasma/shells/desktop/plasma-desktop_dummy.cpp:3

Reported using DrKonqi