Application: plasma-desktop (0.3)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-20-generic i686
Distribution: Ubuntu lucid (development branch)

-- Information about the crash:
Was not doing any action in particular. Only Firefox 3.6.3 was open, minimized. 
System Settings -> Desktop -> Workspace = "Show an Independent Widget Set"
Widgets loaded: Microblogging(dashboard), Show Desktop (System tray)

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb76faaa0 (LWP 1612))]

Thread 2 (Thread 0xaacb9b70 (LWP 1614)):
#0  0x00b9ce16 in clock_gettime () from /lib/tls/i686/cmov/librt.so.1
#1  0x021266fb in qt_gettime () at kernel/qcore_unix.cpp:111
#2  0x0212b825 in QTimerInfoList::updateCurrentTime (this=0xabc032b4) at kernel/qeventdispatcher_unix.cpp:340
#3  0x0212b86a in QTimerInfoList::timerWait (this=0xabc032b4, tm=...) at kernel/qeventdispatcher_unix.cpp:443
#4  0x02129818 in timerSourcePrepareHelper (src=<value optimized out>, timeout=0xaacb90cc) at kernel/qeventdispatcher_glib.cpp:136
#5  0x021298a5 in timerSourcePrepare (source=0x0, timeout=0xba0ff4) at kernel/qeventdispatcher_glib.cpp:169
#6  0x01d5caca in g_main_context_prepare () from /lib/libglib-2.0.so.0
#7  0x01d5cee9 in ?? () from /lib/libglib-2.0.so.0
#8  0x01d5d4b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#9  0x0212960f in QEventDispatcherGlib::processEvents (this=0xabc01fc8, flags=...) at kernel/qeventdispatcher_glib.cpp:414
#10 0x020fc059 in QEventLoop::processEvents (this=0xaacb9290, flags=) at kernel/qeventloop.cpp:149
#11 0x020fc4aa in QEventLoop::exec (this=0xaacb9290, flags=...) at kernel/qeventloop.cpp:201
#12 0x01ff85a8 in QThread::exec (this=0x99c4448) at thread/qthread.cpp:487
#13 0x020dbc1b in QInotifyFileSystemWatcherEngine::run (this=0x99c4448) at io/qfilesystemwatcher_inotify.cpp:248
#14 0x01ffb32e in QThreadPrivate::start (arg=0x99c4448) at thread/qthread_unix.cpp:248
#15 0x0038096e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#16 0x008989de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb76faaa0 (LWP 1612)):
[KCrash Handler]
#6  0x08b1fdc0 in QGraphicsScenePrivate::setFocusItemHelper (this=0x928d0f8, item=0x94afe30, focusReason=Qt::ActiveWindowFocusReason) at graphicsview/qgraphicsscene.cpp:804
#7  0x08ae3641 in QGraphicsItemPrivate::setFocusHelper (this=0x94af180, focusReason=Qt::ActiveWindowFocusReason, climb=true) at graphicsview/qgraphicsitem.cpp:3156
#8  0x08ae37af in QGraphicsItem::setFocus (this=0x94afe30, focusReason=Qt::ActiveWindowFocusReason) at graphicsview/qgraphicsitem.cpp:3107
#9  0x08b1ff7e in QGraphicsScene::setFocusItem (this=0x92cdc48, item=0x0, focusReason=161248032) at graphicsview/qgraphicsscene.cpp:2972
#10 0x08b20e50 in QGraphicsScene::focusInEvent (this=0x92cdc48, focusEvent=0xbf9e76d0) at graphicsview/qgraphicsscene.cpp:3722
#11 0x08b28964 in QGraphicsScene::event (this=0x92cdc48, event=0xbf9e76d0) at graphicsview/qgraphicsscene.cpp:3407
#12 0x0847c4dc in QApplicationPrivate::notify_helper (this=0x92270b0, receiver=0x92cdc48, e=0xbf9e76d0) at kernel/qapplication.cpp:4300
#13 0x0848305e in QApplication::notify (this=0x9221028, receiver=0x92cdc48, e=0xbf9e76d0) at kernel/qapplication.cpp:3704
#14 0x010a0f2a in KApplication::notify (this=0x9221028, receiver=0x92cdc48, event=0xbf9e76d0) at ../../kdeui/kernel/kapplication.cpp:302
#15 0x020fda3b in QCoreApplication::notifyInternal (this=0x9221028, receiver=0x92cdc48, event=0xbf9e76d0) at kernel/qcoreapplication.cpp:704
#16 0x08b46e18 in QCoreApplication::sendEvent (this=0x9d99520, event=0xbf9e76d0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#17 QGraphicsView::focusInEvent (this=0x9d99520, event=0xbf9e76d0) at graphicsview/qgraphicsview.cpp:2959
#18 0x084da901 in QWidget::event (this=0x9d99520, event=0xbf9e76d0) at kernel/qwidget.cpp:8107
#19 0x088d6fd3 in QFrame::event (this=0x9d99520, e=0xbf9e76d0) at widgets/qframe.cpp:557
#20 0x08971d97 in QAbstractScrollArea::event (this=0x9d99520, e=0xbf9e76d0) at widgets/qabstractscrollarea.cpp:989
#21 0x08b49216 in QGraphicsView::event (this=0x9d99520, event=0xbf9e76d0) at graphicsview/qgraphicsview.cpp:2666
#22 0x0847c4dc in QApplicationPrivate::notify_helper (this=0x92270b0, receiver=0x9d99520, e=0xbf9e76d0) at kernel/qapplication.cpp:4300
#23 0x084830f9 in QApplication::notify (this=0x9221028, receiver=0x9d99520, e=0xbf9e76d0) at kernel/qapplication.cpp:4265
#24 0x010a0f2a in KApplication::notify (this=0x9221028, receiver=0x9d99520, event=0xbf9e76d0) at ../../kdeui/kernel/kapplication.cpp:302
#25 0x020fda3b in QCoreApplication::notifyInternal (this=0x9221028, receiver=0x9d99520, event=0xbf9e76d0) at kernel/qcoreapplication.cpp:704
#26 0x0848b93e in QCoreApplication::sendEvent (receiver=0x9d99520, event=0x99c73d8) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#27 0x08481db6 in QApplicationPrivate::setFocusWidget (focus=0x9d99520, reason=Qt::ActiveWindowFocusReason) at kernel/qapplication.cpp:2137
#28 0x08486da0 in QApplication::setActiveWindow (act=0x9d99520) at kernel/qapplication.cpp:2483
#29 0x0850cde7 in QApplication::x11ProcessEvent (this=0x9221028, event=0xbf9e7b4c) at kernel/qapplication_x11.cpp:3420
#30 0x0853c60a in x11EventSourceDispatch (s=0x9229da8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#31 0x01d595e5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#32 0x01d5d2d8 in ?? () from /lib/libglib-2.0.so.0
#33 0x01d5d4b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#34 0x021295d5 in QEventDispatcherGlib::processEvents (this=0x9226f58, flags=...) at kernel/qeventdispatcher_glib.cpp:412
#35 0x0853c135 in QGuiEventDispatcherGlib::processEvents (this=0x9226f58, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#36 0x020fc059 in QEventLoop::processEvents (this=0xbf9e7e44, flags=) at kernel/qeventloop.cpp:149
#37 0x020fc4aa in QEventLoop::exec (this=0xbf9e7e44, flags=...) at kernel/qeventloop.cpp:201
#38 0x0210069f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#39 0x0847c577 in QApplication::exec () at kernel/qapplication.cpp:3579
#40 0x0704505e in kdemain (argc=1, argv=0x92184c8) at ../../../../plasma/desktop/shell/main.cpp:112
#41 0x0804e133 in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x91f06a0 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x8051465 "0") at ../../kinit/kinit.cpp:717
#42 0x0804ec6d in handle_launcher_request (sock=<value optimized out>, who=<value optimized out>) at ../../kinit/kinit.cpp:1209
#43 0x0804f190 in handle_requests (waitForPid=<value optimized out>) at ../../kinit/kinit.cpp:1402
#44 0x0804fe4f in main (argc=4, argv=0xbf9e88f4, envp=0xbf9e8908) at ../../kinit/kinit.cpp:1845

Possible duplicates by query: bug 233961, bug 233923, bug 228291, bug 227686, bug 223099.

Reported using DrKonqi