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

What I was doing when the application crashed:
I just happens sometimes, I can't reproduce with specific actions.


 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 10070)]

Thread 2 (Thread 0x7fdc9b5d4950 (LWP 10071)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007fdcbb98fd19 in QWaitCondition::wait (this=0x143bee0, mutex=0x143bed8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007fdcba81981c in QHostInfoAgent::run (this=0x143bec0) at kernel/qhostinfo.cpp:260
#3  0x00007fdcbb98ed35 in QThreadPrivate::start (arg=0x143bec0) at thread/qthread_unix.cpp:188
#4  0x00007fdcb78883ba in start_thread (arg=<value optimized out>) at pthread_create.c:297
#5  0x00007fdcb846cfcd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fdcbbf4f750 (LWP 10070)):
[KCrash Handler]
#5  0x00007fdcb960bd5f in QGraphicsScene::drawItems (this=<value optimized out>, painter=0x7fffc3f8aed0, numItems=2, items=0x24a3ba0, options=0x26948c0, widget=0x1681870)
    at graphicsview/qgraphicsscene.cpp:5020
#6  0x00007fdcb962d7b8 in QGraphicsView::paintEvent (this=0x2494870, event=<value optimized out>) at graphicsview/qgraphicsview.cpp:3528
#7  0x00007fdcb9094ed6 in QWidget::event (this=0x2494870, event=0x7fffc3f8b680) at kernel/qwidget.cpp:7687
#8  0x00007fdcb9407f0b in QFrame::event (this=0x2494870, e=0x7fffc3f8b680) at widgets/qframe.cpp:559
#9  0x00007fdcb962c30b in QGraphicsView::viewportEvent (this=0x2494870, event=0x7fffc3f8b680) at graphicsview/qgraphicsview.cpp:2919
#10 0x00007fdcbba779b8 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x1681870, event=0x7fffc3f8b680) at kernel/qcoreapplication.cpp:726
#11 0x00007fdcb9043f1c in QApplicationPrivate::notify_helper (this=0x9e89d0, receiver=0x1681870, e=0x7fffc3f8b680) at kernel/qapplication.cpp:4052
#12 0x00007fdcb904c18a in QApplication::notify (this=0x9df8a0, receiver=0x1681870, e=0x7fffc3f8b680) at kernel/qapplication.cpp:4021
#13 0x00007fdcba15671b in KApplication::notify (this=0x9df8a0, receiver=0x1681870, event=0x7fffc3f8b680) at /build/buildd/kde4libs-4.3.0/kdeui/kernel/kapplication.cpp:302
#14 0x00007fdcbba786ac in QCoreApplication::notifyInternal (this=0x9df8a0, receiver=0x1681870, event=0x7fffc3f8b680) at kernel/qcoreapplication.cpp:610
#15 0x00007fdcb909c125 in QWidgetPrivate::drawWidget (this=0x1f8fc20, pdev=0x9e8418, rgn=@0x7fffc3f8b8b0, offset=@0x7fffc3f8b8a0, flags=4, sharedPainter=0x0, backingStore=0x267f720)
    at kernel/qwidget.cpp:5079
#16 0x00007fdcb909c897 in QWidgetPrivate::paintSiblingsRecursive (this=0x26922f0, pdev=0x9e8418, siblings=@0x2692308, index=2, rgn=@0x7fffc3f8bbc0, offset=@0x7fffc3f8bbb0, flags=4, 
    sharedPainter=0x0, backingStore=0x267f720) at kernel/qwidget.cpp:5189
#17 0x00007fdcb909bd97 in QWidgetPrivate::drawWidget (this=0x26922f0, pdev=0x9e8418, rgn=@0x7fffc3f8bbc0, offset=@0x7fffc3f8bbb0, flags=4, sharedPainter=0x0, backingStore=0x267f720)
    at kernel/qwidget.cpp:5128
#18 0x00007fdcb909c897 in QWidgetPrivate::paintSiblingsRecursive (this=0x242e100, pdev=0x9e8418, siblings=@0x242e118, index=3, rgn=@0x7fffc3f8c030, offset=@0x267f764, flags=4, sharedPainter=0x0, 
    backingStore=0x267f720) at kernel/qwidget.cpp:5189
#19 0x00007fdcb909bd97 in QWidgetPrivate::drawWidget (this=0x242e100, pdev=0x9e8418, rgn=@0x7fffc3f8c030, offset=@0x267f764, flags=4, sharedPainter=0x0, backingStore=0x267f720)
    at kernel/qwidget.cpp:5128
#20 0x00007fdcb9216902 in QWidgetBackingStore::sync (this=0x267f720) at painting/qbackingstore.cpp:1269
#21 0x00007fdcb908de00 in QWidgetPrivate::syncBackingStore (this=0x242e100) at kernel/qwidget.cpp:1603
#22 0x00007fdcb9094d6d in QWidget::event (this=0x17e76f0, event=0x26ab8b0) at kernel/qwidget.cpp:7827
#23 0x00007fdcb9043f4d in QApplicationPrivate::notify_helper (this=0x9e89d0, receiver=0x17e76f0, e=0x26ab8b0) at kernel/qapplication.cpp:4056
#24 0x00007fdcb904c18a in QApplication::notify (this=0x9df8a0, receiver=0x17e76f0, e=0x26ab8b0) at kernel/qapplication.cpp:4021
#25 0x00007fdcba15671b in KApplication::notify (this=0x9df8a0, receiver=0x17e76f0, event=0x26ab8b0) at /build/buildd/kde4libs-4.3.0/kdeui/kernel/kapplication.cpp:302
#26 0x00007fdcbba786ac in QCoreApplication::notifyInternal (this=0x9df8a0, receiver=0x17e76f0, event=0x26ab8b0) at kernel/qcoreapplication.cpp:610
#27 0x00007fdcbba7931a in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x956320) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#28 0x00007fdcbbaa1e03 in postEventSourceDispatch (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#29 0x00007fdcb7ad720a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#30 0x00007fdcb7ada8e0 in ?? () from /usr/lib/libglib-2.0.so.0
#31 0x00007fdcb7adaa7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#32 0x00007fdcbbaa1a8f in QEventDispatcherGlib::processEvents (this=0x9e8500, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#33 0x00007fdcb90dcbdf in QGuiEventDispatcherGlib::processEvents (this=0x7fffc3f8a9e0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#34 0x00007fdcbba76f42 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -1007105344}) at kernel/qeventloop.cpp:149
#35 0x00007fdcbba77314 in QEventLoop::exec (this=0x7fffc3f8cb00, flags={i = -1007105264}) at kernel/qeventloop.cpp:201
#36 0x00007fdcbba795e4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#37 0x00007fdcaf9b91eb in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#38 0x0000000000407215 in launch (argc=1, _name=0x99ad08 "/usr/bin/plasma-desktop", args=<value optimized out>, cwd=0x0, envc=0, envs=0x99ad28 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x40a3a1 "0") at /build/buildd/kde4libs-4.3.0/kinit/kinit.cpp:676
#39 0x0000000000407a38 in handle_launcher_request (sock=7, who=<value optimized out>) at /build/buildd/kde4libs-4.3.0/kinit/kinit.cpp:1168
#40 0x0000000000407fe5 in handle_requests (waitForPid=0) at /build/buildd/kde4libs-4.3.0/kinit/kinit.cpp:1361
#41 0x0000000000408b26 in main (argc=2, argv=0x7fffc3f8d9a8, envp=0x7fffc3f8d9c0) at /build/buildd/kde4libs-4.3.0/kinit/kinit.cpp:1788

Reported using DrKonqi