Application: plasma-desktop (0.3)
KDE Platform Version: 4.3.90 (KDE 4.3.90 (KDE 4.4 RC1))
Qt Version: 4.6.0
Operating System: Linux 2.6.31-17-generic i686
Distribution: Ubuntu 9.10

-- Information about the crash:
Using Kubuntu 9.10 I Upgraded to the newest KDE (4.3). On reboot the desktop crashes. 

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb788c700 (LWP 1716))]

Thread 2 (Thread 0xab9d3b70 (LWP 1717)):
#0  0x0030d422 in __kernel_vsyscall ()
#1  0x00821e15 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:122
#2  0x009d6307 in QWaitConditionPrivate::wait (this=0x8c6f8d0, mutex=0x8c6f8cc, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#3  QWaitCondition::wait (this=0x8c6f8d0, mutex=0x8c6f8cc, time=4294967295) at thread/qwaitcondition_unix.cpp:159
#4  0x036a0102 in QHostInfoAgent::run (this=0x8c6f8c0) at kernel/qhostinfo.cpp:252
#5  0x009d53ae in QThreadPrivate::start (arg=0x8c6f8c0) at thread/qthread_unix.cpp:244
#6  0x0081d80e in start_thread (arg=0xab9d3b70) at pthread_create.c:300
#7  0x013047ee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb788c700 (LWP 1716)):
[KCrash Handler]
#6  0x057d3410 in Plasma::Wallpaper::setUsingRenderingCache (this=0x89c9060, useCache=true) at ../../plasma/wallpaper.cpp:351
#7  0x05ffd579 in ?? () from /usr/lib/kde4/plasma_wallpaper_image.so
#8  0x057d3289 in Plasma::Wallpaper::restore (this=0x89c9060, config=...) at ../../plasma/wallpaper.cpp:264
#9  0x056f9f1c in Plasma::Applet::paint (this=0x89c0298, painter=0xbec784, option=0x81f2e20, widget=0x9169708) at ../../plasma/applet.cpp:1346
#10 0x0421e0fc in _q_paintItem (item=<value optimized out>, painter=<value optimized out>, option=0x81f2e20, widget=0x9169708, useWindowOpacity=true, painterStateProtection=true)
    at graphicsview/qgraphicsscene.cpp:4193
#11 0x04238814 in QGraphicsScenePrivate::drawItemHelper (this=0x81f2cc0, item=0x89c02a0, painter=0xbfb8c164, option=0x81f2e20, widget=0x9169708, painterStateProtection=<value optimized out>)
    at graphicsview/qgraphicsscene.cpp:4262
#12 0x0423af25 in QGraphicsScenePrivate::draw (this=0x81f2cc0, item=0x89c02a0, painter=0xbfb8c164, viewTransform=0x0, transformPtr=0x893f404, exposedRegion=0x9187254, widget=0x9169708, opacity=1, 
    effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4736
#13 0x0423b883 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x81f2cc0, item=0x89c02a0, painter=0xbfb8c164, viewTransform=0x0, exposedRegion=0x9187254, widget=0x9169708, parentOpacity=1, 
    effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4669
#14 0x0423bf66 in QGraphicsScenePrivate::drawItems (this=0x81f2cc0, painter=0xbfb8c164, viewTransform=0x0, exposedRegion=0x9187254, widget=0x9169708) at graphicsview/qgraphicsscene.cpp:4565
#15 0x04255f23 in QGraphicsView::paintEvent (this=0x9161c98, event=0xbfb8c7f4) at graphicsview/qgraphicsview.cpp:3352
#16 0x03bec275 in QWidget::event (this=0x9161c98, event=0xbfb8c7f4) at kernel/qwidget.cpp:8120
#17 0x03fe5433 in QFrame::event (this=0x9161c98, e=0xbfb8c7f4) at widgets/qframe.cpp:557
#18 0x0407ecf2 in QAbstractScrollArea::viewportEvent (this=0xa, e=0x1) at widgets/qabstractscrollarea.cpp:1032
#19 0x0425239b in QGraphicsView::viewportEvent (this=0x9161c98, event=0xbfb8c7f4) at graphicsview/qgraphicsview.cpp:2747
#20 0x040815e5 in QAbstractScrollAreaPrivate::viewportEvent (this=0x916d1d8, o=0x9169708, e=0xbfb8c7f4) at widgets/qabstractscrollarea_p.h:100
#21 QAbstractScrollAreaFilter::eventFilter (this=0x916d1d8, o=0x9169708, e=0xbfb8c7f4) at widgets/qabstractscrollarea_p.h:116
#22 0x00ad614a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x817b528, receiver=0x9169708, event=0xbfb8c7f4) at kernel/qcoreapplication.cpp:819
#23 0x03b8f179 in QApplicationPrivate::notify_helper (this=0x817b528, receiver=0x9169708, e=0xbfb8c7f4) at kernel/qapplication.cpp:4238
#24 0x03b95eb7 in QApplication::notify (this=0x8175138, receiver=0x9169708, e=0xbfb8c7f4) at kernel/qapplication.cpp:4207
#25 0x0106167a in KApplication::notify (this=0x8175138, receiver=0x9169708, event=0xbfb8c7f4) at ../../kdeui/kernel/kapplication.cpp:302
#26 0x00ad6eab in QCoreApplication::notifyInternal (this=0x8175138, receiver=0x9169708, event=0xbfb8c7f4) at kernel/qcoreapplication.cpp:704
#27 0x03bf5446 in QCoreApplication::sendSpontaneousEvent (this=0x9199c70, pdev=0x919a8d4, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x919a698)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#28 QWidgetPrivate::drawWidget (this=0x9199c70, pdev=0x919a8d4, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x919a698) at kernel/qwidget.cpp:5322
#29 0x03bf6285 in QWidgetPrivate::paintSiblingsRecursive (this=0x9186ef0, pdev=0x919a8d4, siblings=..., index=3, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x919a698)
    at kernel/qwidget.cpp:5435
#30 0x03bf5195 in QWidgetPrivate::drawWidget (this=0x9186ef0, pdev=0x919a8d4, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x919a698) at kernel/qwidget.cpp:5371
#31 0x03dc8930 in QWidgetBackingStore::sync (this=0x919a698) at painting/qbackingstore.cpp:1289
#32 0x03be5cc3 in QWidgetPrivate::syncBackingStore (this=0x9186ef0) at kernel/qwidget.cpp:1662
#33 0x03becbac in QWidget::event (this=0x9161c98, event=0x91b8368) at kernel/qwidget.cpp:8266
#34 0x03fe5433 in QFrame::event (this=0x9161c98, e=0x91b8368) at widgets/qframe.cpp:557
#35 0x0407f707 in QAbstractScrollArea::event (this=0x9161c98, e=0x91b8368) at widgets/qabstractscrollarea.cpp:985
#36 0x042551e6 in QGraphicsView::event (this=0x9161c98, event=0x91b8368) at graphicsview/qgraphicsview.cpp:2625
#37 0x03b8f19c in QApplicationPrivate::notify_helper (this=0x817b528, receiver=0x9161c98, e=0x91b8368) at kernel/qapplication.cpp:4242
#38 0x03b95eb7 in QApplication::notify (this=0x8175138, receiver=0x9161c98, e=0x91b8368) at kernel/qapplication.cpp:4207
#39 0x0106167a in KApplication::notify (this=0x8175138, receiver=0x9161c98, event=0x91b8368) at ../../kdeui/kernel/kapplication.cpp:302
#40 0x00ad6eab in QCoreApplication::notifyInternal (this=0x8175138, receiver=0x9161c98, event=0x91b8368) at kernel/qcoreapplication.cpp:704
#41 0x00ad98e3 in QCoreApplication::sendEvent (receiver=0x9161c98, event_type=77, data=0x812d650) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#42 QCoreApplicationPrivate::sendPostedEvents (receiver=0x9161c98, event_type=77, data=0x812d650) at kernel/qcoreapplication.cpp:1345
#43 0x00ad9a4d in QCoreApplication::sendPostedEvents (receiver=0x9161c98, event_type=77) at kernel/qcoreapplication.cpp:1238
#44 0x04237fa6 in QGraphicsViewPrivate::dispatchPendingUpdateRequests (this=0x81f2cc0) at ../../include/QtGui/private/../../../src/gui/graphicsview/qgraphicsview_p.h:178
#45 QGraphicsScenePrivate::_q_processDirtyItems (this=0x81f2cc0) at graphicsview/qgraphicsscene.cpp:487
#46 0x042384f6 in QGraphicsScene::qt_metacall (this=0x828e1c0, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0x9128ff0) at .moc/release-shared/moc_qgraphicsscene.cpp:130
#47 0x0572520a in Plasma::Corona::qt_metacall (this=0x828e1c0, _c=QMetaObject::InvokeMetaMethod, _id=18, _a=0x9128ff0) at ./corona.moc:107
#48 0x0193db1a in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#49 0x00adc11a in QMetaObject::metacall (object=0x828e1c0, cl=10, idx=0, argv=0x828e1c0) at kernel/qmetaobject.cpp:237
#50 0x00ae6856 in QMetaCallEvent::placeMetaCall (this=0x89bc6a0, object=0x828e1c0) at kernel/qobject.cpp:574
#51 0x00ae78ae in QObject::event (this=0x828e1c0, e=0x89bc6a0) at kernel/qobject.cpp:1260
#52 0x042341c4 in QGraphicsScene::event (this=0x828e1c0, event=0x89bc6a0) at graphicsview/qgraphicsscene.cpp:3450
#53 0x03b8f19c in QApplicationPrivate::notify_helper (this=0x817b528, receiver=0x828e1c0, e=0x89bc6a0) at kernel/qapplication.cpp:4242
#54 0x03b95df7 in QApplication::notify (this=0x8175138, receiver=0x828e1c0, e=0x89bc6a0) at kernel/qapplication.cpp:3661
#55 0x0106167a in KApplication::notify (this=0x8175138, receiver=0x828e1c0, event=0x89bc6a0) at ../../kdeui/kernel/kapplication.cpp:302
#56 0x00ad6eab in QCoreApplication::notifyInternal (this=0x8175138, receiver=0x828e1c0, event=0x89bc6a0) at kernel/qcoreapplication.cpp:704
#57 0x00ad98e3 in QCoreApplication::sendEvent (receiver=0x0, event_type=0, data=0x812d650) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#58 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x812d650) at kernel/qcoreapplication.cpp:1345
#59 0x00ad9a4d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1238
#60 0x00b030df in QCoreApplication::sendPostedEvents (s=0x817d510) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#61 postEventSourceDispatch (s=0x817d510) at kernel/qeventdispatcher_glib.cpp:276
#62 0x05309e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#63 0x0530d730 in ?? () from /lib/libglib-2.0.so.0
#64 0x0530d863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#65 0x00b02bd5 in QEventDispatcherGlib::processEvents (this=0x812e278, flags=...) at kernel/qeventdispatcher_glib.cpp:407
#66 0x03c4cb75 in QGuiEventDispatcherGlib::processEvents (this=0x812e278, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#67 0x00ad54c9 in QEventLoop::processEvents (this=0xbfb8df14, flags=) at kernel/qeventloop.cpp:149
#68 0x00ad591a in QEventLoop::exec (this=0xbfb8df14, flags=...) at kernel/qeventloop.cpp:201
#69 0x00ad9b0f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#70 0x03b8f237 in QApplication::exec () at kernel/qapplication.cpp:3570
#71 0x0194380d in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#72 0x0804dff7 in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x814cd38 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x8051429 "0") at ../../kinit/kinit.cpp:706
#73 0x0804ec15 in handle_launcher_request (sock=<value optimized out>, who=<value optimized out>) at ../../kinit/kinit.cpp:1198
#74 0x0804f08c in handle_requests (waitForPid=<value optimized out>) at ../../kinit/kinit.cpp:1391
#75 0x0804fe27 in main (argc=2, argv=0xbfb8e9a4, envp=0xbfb8e9b0) at ../../kinit/kinit.cpp:1830

This bug may be a duplicate of or related to bug 218010.

Possible duplicates by query: bug 221385, bug 220414, bug 220272, bug 218439, bug 218275.

Reported using DrKonqi