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 2.6.31-5-generic x86_64
Distribution: Ubuntu karmic (development branch)

What I was doing when the application crashed:
It chrashed when I tried to move one of the progress notifications that show the moving of some files.

 -- Backtrace:
Application: Plasma Workspace (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f928c1ab7a0 (LWP 27641))]

Thread 2 (Thread 0x7f926b631910 (LWP 27642)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f9288d844db in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x16f6298, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x16f6298, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f9285b7c77c in QHostInfoAgent::run (this=0x16f6280) at kernel/qhostinfo.cpp:260
#4  0x00007f9288d83425 in QThreadPrivate::start (arg=0x16f6280) at thread/qthread_unix.cpp:188
#5  0x00007f928367ea04 in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007f928bbb75fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f928c1ab7a0 (LWP 27641)):
[KCrash Handler]
#5  0x00007f928b796444 in Plasma::ExtenderItem::group (this=0x2ee7e70) at ../../plasma/extenderitem.cpp:331
#6  0x00007f928b794c58 in Plasma::ExtenderGroup::items (this=0x20acf60) at ../../plasma/extendergroup.cpp:92
#7  0x00007f926df7b193 in SystemTray::ExtenderTaskBusyWidget::updateTask (this=0x2193320) at ../../../../plasma/applets/systemtray/core/extendertask.cpp:155
#8  0x00007f926df7bb80 in SystemTray::ExtenderTaskBusyWidget::qt_metacall (this=0x2193320, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=<value optimized out>)
    at ./extendertask.moc:69
#9  0x00007f9288e7ed2c in QMetaObject::activate (sender=0x1b5bdd0, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3113
#10 0x00007f926df7c242 in SystemTray::Manager::jobChanged (this=0x2ee7e70, _t1=0x2e5acc0) at ./manager.moc:174
#11 0x00007f926df7d474 in SystemTray::Manager::qt_metacall (this=0x1b5bdd0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff1b858d60) at ./manager.moc:105
#12 0x00007f9288e7ed2c in QMetaObject::activate (sender=0x2e5acc0, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3113
#13 0x00007f926df7f302 in SystemTray::Job::changed (this=0x2ee7e70, _t1=0x2e5acc0) at ./job.moc:102
#14 0x00007f9288e78cd3 in QObject::event (this=0x2e5acc0, e=0x1b10630) at kernel/qobject.cpp:1075
#15 0x00007f928956defc in QApplicationPrivate::notify_helper (this=0x15bc050, receiver=0x2e5acc0, e=0x7fff1b859330) at kernel/qapplication.cpp:4056
#16 0x00007f92895751ce in QApplication::notify (this=0x159c0a0, receiver=0x2e5acc0, e=0x7fff1b859330) at kernel/qapplication.cpp:4021
#17 0x00007f928a62c4d6 in KApplication::notify (this=0x159c0a0, receiver=0x2e5acc0, event=0x7fff1b859330) at ../../kdeui/kernel/kapplication.cpp:302
#18 0x00007f9288e69b7c in QCoreApplication::notifyInternal (this=0x159c0a0, receiver=0x2e5acc0, event=0x7fff1b859330) at kernel/qcoreapplication.cpp:610
#19 0x00007f9288e947b2 in QCoreApplication::sendEvent (this=0x15c20a0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#20 QTimerInfoList::activateTimers (this=0x15c20a0) at kernel/qeventdispatcher_unix.cpp:572
#21 0x00007f9288e921ad in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:165
#22 0x00007f92838cfa8e in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#23 0x00007f92838d3458 in ?? () from /usr/lib/libglib-2.0.so.0
#24 0x00007f92838d3580 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#25 0x00007f9288e920f6 in QEventDispatcherGlib::processEvents (this=0x1582cc0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#26 0x00007f92896023de in QGuiEventDispatcherGlib::processEvents (this=0x2ee7e70, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#27 0x00007f9288e68482 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#28 0x00007f9288e68854 in QEventLoop::exec (this=0x21150e0, flags=) at kernel/qeventloop.cpp:201
#29 0x00007f92895ec59c in QDragManager::drag (this=0x2ffd420, o=<value optimized out>) at kernel/qdnd_x11.cpp:1969
#30 0x00007f9289580168 in QDrag::exec (this=0x3033750, supportedActions=) at kernel/qdrag.cpp:282
#31 0x00007f9289580223 in QDrag::exec (this=0x2ee7e70, supportedActions=<value optimized out>) at kernel/qdrag.cpp:239
#32 0x00007f928b79c2eb in Plasma::ExtenderItem::mouseMoveEvent (this=0x2651380, event=<value optimized out>) at ../../plasma/extenderitem.cpp:615
#33 0x00007f9289af3eb1 in QGraphicsItem::sceneEvent (this=0x2ee7e70, event=0x1b10630) at graphicsview/qgraphicsitem.cpp:5024
#34 0x00007f9289b19969 in QGraphicsScenePrivate::sendMouseEvent (this=0x16e8c20, mouseEvent=0x7fff1b85a090) at graphicsview/qgraphicsscene.cpp:1230
#35 0x00007f9289b21fc1 in QGraphicsScene::mouseMoveEvent (this=<value optimized out>, mouseEvent=0x7fff1b85a090) at graphicsview/qgraphicsscene.cpp:4419
#36 0x00007f9289b23a7f in QGraphicsScene::event (this=0x15bee60, event=0x7fff1b85a090) at graphicsview/qgraphicsscene.cpp:3802
#37 0x00007f928956defc in QApplicationPrivate::notify_helper (this=0x15bc050, receiver=0x15bee60, e=0x7fff1b85a090) at kernel/qapplication.cpp:4056
#38 0x00007f92895751ce in QApplication::notify (this=0x159c0a0, receiver=0x15bee60, e=0x7fff1b85a090) at kernel/qapplication.cpp:4021
#39 0x00007f928a62c4d6 in KApplication::notify (this=0x159c0a0, receiver=0x15bee60, event=0x7fff1b85a090) at ../../kdeui/kernel/kapplication.cpp:302
#40 0x00007f9288e69b7c in QCoreApplication::notifyInternal (this=0x159c0a0, receiver=0x15bee60, event=0x7fff1b85a090) at kernel/qcoreapplication.cpp:610
#41 0x00007f9289b3178d in QCoreApplication::sendEvent (this=0x2215d20, event=0x7fff1b85a910) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#42 QGraphicsViewPrivate::mouseMoveEventHandler (this=0x2215d20, event=0x7fff1b85a910) at graphicsview/qgraphicsview.cpp:605
#43 0x00007f9289b35e9e in QGraphicsView::mouseMoveEvent (this=0x2244160, event=0x7fff1b85a910) at graphicsview/qgraphicsview.cpp:3321
#44 0x00007f92895bc7b2 in QWidget::event (this=0x2244160, event=0x7fff1b85a910) at kernel/qwidget.cpp:7534
#45 0x00007f92899180d6 in QFrame::event (this=0x2244160, e=0x7fff1b85a910) at widgets/qframe.cpp:559
#46 0x00007f9289b356cb in QGraphicsView::viewportEvent (this=0x2244160, event=0x7fff1b85a910) at graphicsview/qgraphicsview.cpp:2919
#47 0x00007f9288e68e97 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x2108db0, event=0x7fff1b85a910) at kernel/qcoreapplication.cpp:726
#48 0x00007f928956decc in QApplicationPrivate::notify_helper (this=0x15bc050, receiver=0x2108db0, e=0x7fff1b85a910) at kernel/qapplication.cpp:4052
#49 0x00007f9289575011 in QApplication::notify (this=<value optimized out>, receiver=0x2108db0, e=0x7fff1b85a910) at kernel/qapplication.cpp:3758
#50 0x00007f928a62c4d6 in KApplication::notify (this=0x159c0a0, receiver=0x2108db0, event=0x7fff1b85a910) at ../../kdeui/kernel/kapplication.cpp:302
#51 0x00007f9288e69b7c in QCoreApplication::notifyInternal (this=0x159c0a0, receiver=0x2108db0, event=0x7fff1b85a910) at kernel/qcoreapplication.cpp:610
#52 0x00007f92895748e0 in QCoreApplication::sendSpontaneousEvent (receiver=0x2108db0, event=0x7fff1b85a910, alienWidget=0x2108db0, nativeWidget=0x2211d20, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#53 QApplicationPrivate::sendMouseEvent (receiver=0x2108db0, event=0x7fff1b85a910, alienWidget=0x2108db0, nativeWidget=0x2211d20, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>) at kernel/qapplication.cpp:2924
#54 0x00007f92895da95e in QETWidget::translateMouseEvent (this=0x2211d20, event=<value optimized out>) at kernel/qapplication_x11.cpp:4409
#55 0x00007f92895d99f9 in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff1b85c440) at kernel/qapplication_x11.cpp:3550
#56 0x00007f9289602c2c in x11EventSourceDispatch (s=<value optimized out>, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#57 0x00007f92838cfa8e in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#58 0x00007f92838d3458 in ?? () from /usr/lib/libglib-2.0.so.0
#59 0x00007f92838d3580 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#60 0x00007f9288e920f6 in QEventDispatcherGlib::processEvents (this=0x1582cc0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#61 0x00007f92896023de in QGuiEventDispatcherGlib::processEvents (this=0x2ee7e70, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#62 0x00007f9288e68482 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#63 0x00007f9288e68854 in QEventLoop::exec (this=0x7fff1b85c770, flags=) at kernel/qeventloop.cpp:201
#64 0x00007f9288e6aa09 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#65 0x00007f928be8443f in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/shells/desktop/main.cpp:50
#66 0x00007f928baf6acd in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, 
    rtld_fini=<value optimized out>, stack_end=0x7fff1b85ca78) at libc-start.c:220
#67 0x0000000000400689 in _start () at ../sysdeps/x86_64/elf/start.S:113

Reported using DrKonqi