Bug 224856

Application: plasma-desktop (0.3)
KDE Platform Version: 4.3.95 (KDE 4.3.95 (KDE 4.4 RC2))
Qt Version: 4.6.0
Operating System: Linux 2.6.31-17-generic i686
Distribution: Ubuntu 9.10

-- Information about the crash:
When i try to add a widget plasma crash and doesn't add it

 -- Backtrace:
Application: Spazio di lavoro di Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7849760 (LWP 3024))]

Thread 2 (Thread 0xaa5fcb70 (LWP 3038)):
#0  0x0018e422 in __kernel_vsyscall ()
#1  0x00119e15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x01063307 in QWaitConditionPrivate::wait (this=0x8e35718, mutex=0x8e35714, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#3  QWaitCondition::wait (this=0x8e35718, mutex=0x8e35714, time=4294967295) at thread/qwaitcondition_unix.cpp:159
#4  0x055ca102 in QHostInfoAgent::run (this=0x8e35708) at kernel/qhostinfo.cpp:252
#5  0x010623ae in QThreadPrivate::start (arg=0x8e35708) at thread/qthread_unix.cpp:244
#6  0x0011580e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0x008378de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb7849760 (LWP 3024)):
[KCrash Handler]
#6  qt_closestLeaf (start=<value optimized out>, end=<value optimized out>, t=@0x99a3ba8, lessThan=<value optimized out>) at graphicsview/qgraphicsitem_p.h:718
#7  qt_notclosestLeaf (start=<value optimized out>, end=<value optimized out>, t=@0x99a3ba8, lessThan=<value optimized out>) at graphicsview/qgraphicsitem_p.h:730
#8  qSortHelper<QList<QGraphicsItem*>::iterator, QGraphicsItem*, bool (*)(QGraphicsItem const*, QGraphicsItem const*)> (start=<value optimized out>, end=<value optimized out>, t=@0x99a3ba8, 
    lessThan=<value optimized out>) at ../../include/QtCore/../../src/corelib/tools/qalgorithms.h:366
#9  0x07c9d2e4 in qSort<QList<QGraphicsItem*>::iterator, bool (*)(QGraphicsItem const*, QGraphicsItem const*)> (this=0x87ffc20, rect=..., order=Qt::AscendingOrder)
    at ../../include/QtCore/../../src/corelib/tools/qalgorithms.h:187
#10 QGraphicsScenePrivate::ensureSortedTopLevelItems (this=0x87ffc20, rect=..., order=Qt::AscendingOrder) at graphicsview/qgraphicsscene_p.h:268
#11 QGraphicsSceneIndex::estimateTopLevelItems (this=0x87ffc20, rect=..., order=Qt::AscendingOrder) at graphicsview/qgraphicssceneindex.cpp:545
#12 0x07c9da28 in QGraphicsSceneIndexPrivate::items_helper (this=0x87ffc20, rect=..., mode=Qt::IntersectsItemShape, order=Qt::DescendingOrder, deviceTransform=...)
    at graphicsview/qgraphicssceneindex_p.h:157
#13 QGraphicsSceneIndex::items (this=0x87ffc20, rect=..., mode=Qt::IntersectsItemShape, order=Qt::DescendingOrder, deviceTransform=...) at graphicsview/qgraphicssceneindex.cpp:457
#14 0x07c7231b in QGraphicsScene::items (this=0x874d5f0, rect=..., mode=Qt::IntersectsItemShape, order=Qt::DescendingOrder, deviceTransform=...) at graphicsview/qgraphicsscene.cpp:2024
#15 0x07c79a55 in QGraphicsScenePrivate::itemsAtPosition (this=0x87c06b8, screenPos=..., scenePos=..., widget=0x91efda8) at graphicsview/qgraphicsscene.cpp:1023
#16 0x07c79f20 in QGraphicsScenePrivate::dispatchHoverEvent (this=0x87c06b8, hoverEvent=0xbfdc262c) at graphicsview/qgraphicsscene.cpp:3768
#17 0x07c7a1d8 in QGraphicsScene::mouseMoveEvent (this=0x874d5f0, mouseEvent=0xbfdc2b44) at graphicsview/qgraphicsscene.cpp:3976
#18 0x07c893cd in QGraphicsScene::event (this=0x874d5f0, event=0xbfdc2b44) at graphicsview/qgraphicsscene.cpp:3341
#19 0x075e419c in QApplicationPrivate::notify_helper (this=0x8750850, receiver=0x874d5f0, e=0xbfdc2b44) at kernel/qapplication.cpp:4242
#20 0x075eadf7 in QApplication::notify (this=0x874a7a8, receiver=0x874d5f0, e=0xbfdc2b44) at kernel/qapplication.cpp:3661
#21 0x00e24a1a in KApplication::notify (this=0x874a7a8, receiver=0x874d5f0, event=0xbfdc2b44) at ../../kdeui/kernel/kapplication.cpp:302
#22 0x01163eab in QCoreApplication::notifyInternal (this=0x874a7a8, receiver=0x874d5f0, event=0xbfdc2b44) at kernel/qcoreapplication.cpp:704
#23 0x075e507e in QCoreApplication::sendSpontaneousEvent (receiver=0x874d5f0, event=0x99a3bc8) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#24 qt_sendSpontaneousEvent (receiver=0x874d5f0, event=0x99a3bc8) at kernel/qapplication.cpp:5219
#25 0x07ca9852 in QGraphicsViewPrivate::mouseMoveEventHandler (this=0x91dc990, event=0xbfdc3310) at graphicsview/qgraphicsview.cpp:617
#26 0x07ca9a96 in QGraphicsView::mouseMoveEvent (this=0x8e338f8, event=0xbfdc3310) at graphicsview/qgraphicsview.cpp:3157
#27 0x07640fd6 in QWidget::event (this=0x8e338f8, event=0xbfdc3310) at kernel/qwidget.cpp:7959
#28 0x07a3a433 in QFrame::event (this=0x8e338f8, e=0xbfdc3310) at widgets/qframe.cpp:557
#29 0x07ad3cf2 in QAbstractScrollArea::viewportEvent (this=0x9970220, e=0x99a3bc8) at widgets/qabstractscrollarea.cpp:1032
#30 0x07ca739b in QGraphicsView::viewportEvent (this=0x8e338f8, event=0xbfdc3310) at graphicsview/qgraphicsview.cpp:2747
#31 0x07ad65e5 in QAbstractScrollAreaPrivate::viewportEvent (this=0x91ee140, o=0x91efda8, e=0xbfdc3310) at widgets/qabstractscrollarea_p.h:100
#32 QAbstractScrollAreaFilter::eventFilter (this=0x91ee140, o=0x91efda8, e=0xbfdc3310) at widgets/qabstractscrollarea_p.h:116
#33 0x0116314a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x8750850, receiver=0x91efda8, event=0xbfdc3310) at kernel/qcoreapplication.cpp:819
#34 0x075e4179 in QApplicationPrivate::notify_helper (this=0x8750850, receiver=0x91efda8, e=0xbfdc3310) at kernel/qapplication.cpp:4238
#35 0x075eb76b in QApplication::notify (this=0x874a7a8, receiver=0x91efda8, e=0xbfdc3310) at kernel/qapplication.cpp:3822
#36 0x00e24a1a in KApplication::notify (this=0x874a7a8, receiver=0x91efda8, event=0xbfdc3310) at ../../kdeui/kernel/kapplication.cpp:302
#37 0x01163eab in QCoreApplication::notifyInternal (this=0x874a7a8, receiver=0x91efda8, event=0xbfdc3310) at kernel/qcoreapplication.cpp:704
#38 0x075ea71f in QCoreApplication::sendEvent (receiver=0x91efda8, event=0xbfdc3310, alienWidget=0x91efda8, nativeWidget=0x8e338f8, buttonDown=0x7f1f060, lastMouseReceiver=..., spontaneous=true)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#39 QApplicationPrivate::sendMouseEvent (receiver=0x91efda8, event=0xbfdc3310, alienWidget=0x91efda8, nativeWidget=0x8e338f8, buttonDown=0x7f1f060, lastMouseReceiver=..., spontaneous=true)
    at kernel/qapplication.cpp:2956
#40 0x07673d18 in QETWidget::translateMouseEvent (this=0x8e338f8, event=0xbfdc382c) at kernel/qapplication_x11.cpp:4368
#41 0x07672d14 in QApplication::x11ProcessEvent (this=0x874a7a8, event=0xbfdc382c) at kernel/qapplication_x11.cpp:3501
#42 0x076a204a in x11EventSourceDispatch (s=0x8752fa0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#43 0x01ccde88 in g_main_dispatch (context=0x8752828) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:1960
#44 IA__g_main_context_dispatch (context=0x8752828) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2513
#45 0x01cd1730 in g_main_context_iterate (context=0x8752828, block=<value optimized out>, dispatch=1, self=0x8750338) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2591
#46 0x01cd1863 in IA__g_main_context_iteration (context=0x8752828, may_block=1) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2654
#47 0x0118fbd5 in QEventDispatcherGlib::processEvents (this=0x86ecce0, flags=...) at kernel/qeventdispatcher_glib.cpp:407
#48 0x076a1b75 in QGuiEventDispatcherGlib::processEvents (this=0x86ecce0, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#49 0x011624c9 in QEventLoop::processEvents (this=0xbfdc3b24, flags=) at kernel/qeventloop.cpp:149
#50 0x0116291a in QEventLoop::exec (this=0xbfdc3b24, flags=...) at kernel/qeventloop.cpp:201
#51 0x01166b0f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#52 0x075e4237 in QApplication::exec () at kernel/qapplication.cpp:3570
#53 0x01afd1ee in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#54 0x0804dff7 in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x8701e50 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x8051429 "0") at ../../kinit/kinit.cpp:706
#55 0x0804ec15 in handle_launcher_request (sock=<value optimized out>, who=<value optimized out>) at ../../kinit/kinit.cpp:1198
#56 0x0804f08c in handle_requests (waitForPid=<value optimized out>) at ../../kinit/kinit.cpp:1391
#57 0x0804fe27 in main (argc=4, argv=0xbfdc45d4, envp=0xbfdc45e8) at ../../kinit/kinit.cpp:1830

This bug may be a duplicate of or related to bug 224461.

Possible duplicates by query: bug 224825, bug 224802, bug 224638, bug 224493, bug 224461.

Reported using DrKonqi