Bug 271022

Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-8-generic-pae i686
Distribution: Ubuntu Natty (development branch)

-- Information about the crash:
It's doesn't matter what I do, it crashes randomly.

The crash can be reproduced every time.

-- Backtrace:
Application: Powłoka pulpitu Plazmy (plasma-desktop), signal: Aborted
[Current thread is 1 (Thread 0xb10f3720 (LWP 1407))]

Thread 3 (Thread 0xa6effb70 (LWP 1410)):
#0  0xb3676d41 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0xb6590dd8 in do_gettime () at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb665d4f2 in updateCurrentTime (this=0xa6f01974, tm=...) at kernel/qeventdispatcher_unix.cpp:339
#4  QTimerInfoList::timerWait (this=0xa6f01974, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0xb665bd32 in timerSourcePrepareHelper (src=<value optimized out>, timeout=0xa6eff0cc) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb665bdcd in timerSourcePrepare (source=0xa6f01940, timeout=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb35dbfd4 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb35dce63 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb35dd524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb665c577 in QEventDispatcherGlib::processEvents (this=0xa8e96d8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0xb662e289 in QEventLoop::processEvents (this=0xa6eff280, flags=...) at kernel/qeventloop.cpp:149
#12 0xb662e522 in QEventLoop::exec (this=0xa6eff280, flags=...) at kernel/qeventloop.cpp:201
#13 0xb65382a0 in QThread::exec (this=0xa8e50c8) at thread/qthread.cpp:492
#14 0xb660ffdb in QInotifyFileSystemWatcherEngine::run (this=0xa8e50c8) at io/qfilesystemwatcher_inotify.cpp:248
#15 0xb653ada2 in QThreadPrivate::start (arg=0xa8e50c8) at thread/qthread_unix.cpp:320
#16 0xb36c4e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0xb763673e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xa572eb70 (LWP 1413)):
#0  0xb774c424 in __kernel_vsyscall ()
#1  0xb7627f76 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb35ed84b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb35dd1af in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb35dd524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb665c577 in QEventDispatcherGlib::processEvents (this=0xa93f1e0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0xb662e289 in QEventLoop::processEvents (this=0xa572e280, flags=...) at kernel/qeventloop.cpp:149
#7  0xb662e522 in QEventLoop::exec (this=0xa572e280, flags=...) at kernel/qeventloop.cpp:201
#8  0xb65382a0 in QThread::exec (this=0xa940508) at thread/qthread.cpp:492
#9  0xb660ffdb in QInotifyFileSystemWatcherEngine::run (this=0xa940508) at io/qfilesystemwatcher_inotify.cpp:248
#10 0xb653ada2 in QThreadPrivate::start (arg=0xa940508) at thread/qthread_unix.cpp:320
#11 0xb36c4e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb763673e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb10f3720 (LWP 1407)):
[KCrash Handler]
#7  0xb774c424 in __kernel_vsyscall ()
#8  0xb7590e71 in raise () from /lib/i386-linux-gnu/libc.so.6
#9  0xb759434e in abort () from /lib/i386-linux-gnu/libc.so.6
#10 0xb5a1e0b5 in __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/i386-linux-gnu/libstdc++.so.6
#11 0xb5a1bfa5 in ?? () from /usr/lib/i386-linux-gnu/libstdc++.so.6
#12 0xb5a1bfe2 in std::terminate() () from /usr/lib/i386-linux-gnu/libstdc++.so.6
#13 0xb5a1c1ab in __cxa_rethrow () from /usr/lib/i386-linux-gnu/libstdc++.so.6
#14 0xb5c5e7c9 in QVector<QPointF>::realloc (this=0xbfb2f72c, asize=67108863, aalloc=134217727) at ../../include/QtCore/../../src/corelib/tools/qvector.h:487
#15 0xb5c68cef in QVector<QPointF>::append (this=0xbfb2f72c, t=...) at ../../include/QtCore/../../src/corelib/tools/qvector.h:549
#16 0xb5c9a2dd in QBezier::addToPolygon (this=0xbfb2f628, polygon=0xbfb2f72c, bezier_flattening_threshold=0.5) at painting/qbezier.cpp:220
#17 0xb5cfc8f6 in QPainterPath::toSubpathPolygons (this=0xbfb2f944, matrix=...) at painting/qpainterpath.cpp:1510
#18 0xb5cfccc1 in QPainterPath::toFillPolygons (this=0xbfb2f944, matrix=...) at painting/qpainterpath.cpp:1561
#19 0xb5cfd292 in QPainterPath::toFillPolygons (this=0xbfb2f944, matrix=...) at painting/qpainterpath.cpp:1656
#20 0xb5da8d13 in QX11PaintEnginePrivate::fillPath (this=0xb22b018, path=..., gc_mode=QX11PaintEnginePrivate::PenGC, transform=true) at painting/qpaintengine_x11.cpp:1752
#21 0xb5da9576 in QX11PaintEngine::drawPath (this=0xa94ab20, path=...) at painting/qpaintengine_x11.cpp:1815
#22 0xb5ce95cf in QPainter::drawPath (this=0xbfb334a4, path=...) at painting/qpainter.cpp:3381
#23 0xb747f239 in Plasma::SignalPlotter::drawPlots (this=0xb3fcf78, p=0xbfb334a4, top=0, w=241, h=21, horizontalScale=1) at ../../plasma/widgets/signalplotter.cpp:1017
#24 0xb747ffde in Plasma::SignalPlotter::drawWidget (this=0xb3fcf78, p=0xbfb334a4, w=241, height=21, horizontalScale=1) at ../../plasma/widgets/signalplotter.cpp:691
#25 0xb7480322 in Plasma::SignalPlotter::paint (this=0xb3fcf78, painter=0xbfb334a4, option=0x9ed8bb8, widget=0xa8f1180) at ../../plasma/widgets/signalplotter.cpp:603
#26 0xb61e89ec in _q_paintItem (item=<value optimized out>, painter=0xbfb334a4, option=0x9ed8bb8, widget=0xa8f1180, useWindowOpacity=true, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4314
#27 0xb61facde in QGraphicsScenePrivate::drawItemHelper (this=0x9ed8a68, item=0xb3fcf80, painter=0xbfb334a4, option=0x9ed8bb8, widget=0xa8f1180, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4427
#28 0xb61fd6c2 in QGraphicsScenePrivate::draw (this=0x9ed8a68, item=0xb3fcf80, painter=0xbfb334a4, viewTransform=0x0, transformPtr=0xb4014d0, exposedRegion=0xa9a7b90, widget=0xa8f1180, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4962
#29 0xb61fe402 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x9ed8a68, item=0xb3fcf80, painter=0xbfb334a4, viewTransform=0x0, exposedRegion=0xa9a7b90, widget=0xa8f1180, parentOpacity=1, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#30 0xb61fd4ec in QGraphicsScenePrivate::draw (this=0x9ed8a68, item=0xb400f40, painter=0xbfb334a4, viewTransform=0x0, transformPtr=0xb401008, exposedRegion=0xa9a7b90, widget=0xa8f1180, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#31 0xb61fe402 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x9ed8a68, item=0xb400f40, painter=0xbfb334a4, viewTransform=0x0, exposedRegion=0xa9a7b90, widget=0xa8f1180, parentOpacity=1, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#32 0xb61fd4ec in QGraphicsScenePrivate::draw (this=0x9ed8a68, item=0xb039128, painter=0xbfb334a4, viewTransform=0x0, transformPtr=0xb0269c0, exposedRegion=0xa9a7b90, widget=0xa8f1180, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#33 0xb61fe402 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x9ed8a68, item=0xb039128, painter=0xbfb334a4, viewTransform=0x0, exposedRegion=0xa9a7b90, widget=0xa8f1180, parentOpacity=1, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#34 0xb61fd4ec in QGraphicsScenePrivate::draw (this=0x9ed8a68, item=0xb004ab8, painter=0xbfb334a4, viewTransform=0x0, transformPtr=0xb00e7f8, exposedRegion=0xa9a7b90, widget=0xa8f1180, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#35 0xb61fe402 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x9ed8a68, item=0xb004ab8, painter=0xbfb334a4, viewTransform=0x0, exposedRegion=0xa9a7b90, widget=0xa8f1180, parentOpacity=1, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#36 0xb61fd4ec in QGraphicsScenePrivate::draw (this=0x9ed8a68, item=0xa594858, painter=0xbfb334a4, viewTransform=0x0, transformPtr=0xa5c7968, exposedRegion=0xa9a7b90, widget=0xa8f1180, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#37 0xb61fe402 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x9ed8a68, item=0xa594858, painter=0xbfb334a4, viewTransform=0x0, exposedRegion=0xa9a7b90, widget=0xa8f1180, parentOpacity=1, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#38 0xb61fd4ec in QGraphicsScenePrivate::draw (this=0x9ed8a68, item=0xa317dc0, painter=0xbfb334a4, viewTransform=0x0, transformPtr=0xa1da860, exposedRegion=0xa9a7b90, widget=0xa8f1180, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#39 0xb61fe402 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x9ed8a68, item=0xa317dc0, painter=0xbfb334a4, viewTransform=0x0, exposedRegion=0xa9a7b90, widget=0xa8f1180, parentOpacity=1, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#40 0xb61fec06 in QGraphicsScenePrivate::drawItems (this=0x9ed8a68, painter=0xbfb334a4, viewTransform=0x0, exposedRegion=0xa9a7b90, widget=0xa8f1180) at graphicsview/qgraphicsscene.cpp:4735
#41 0xb621dea1 in QGraphicsView::paintEvent (this=0xa56b6a0, event=0xbfb33b94) at graphicsview/qgraphicsview.cpp:3469
#42 0xb5be218e in QWidget::event (this=0xa56b6a0, event=0xbfb33b94) at kernel/qwidget.cpp:8405
#43 0xb5fd3f63 in QFrame::event (this=0xa56b6a0, e=0xbfb33b94) at widgets/qframe.cpp:557
#44 0xb60625d2 in QAbstractScrollArea::viewportEvent (this=0xa56b6a0, e=0xbfb33b94) at widgets/qabstractscrollarea.cpp:1043
#45 0xb621f36f in QGraphicsView::viewportEvent (this=0xa56b6a0, event=0xbfb33b94) at graphicsview/qgraphicsview.cpp:2864
#46 0xb6064ed5 in viewportEvent (this=0xab85248, o=0xa8f1180, e=0xbfb33b94) at widgets/qabstractscrollarea_p.h:100
#47 QAbstractScrollAreaFilter::eventFilter (this=0xab85248, o=0xa8f1180, e=0xbfb33b94) at widgets/qabstractscrollarea_p.h:116
#48 0xb662f25a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x9ed9f10, receiver=0xa8f1180, event=0xbfb33b94) at kernel/qcoreapplication.cpp:846
#49 0xb5b89d00 in QApplicationPrivate::notify_helper (this=0x9ed9f10, receiver=0xa8f1180, e=0xbfb33b94) at kernel/qapplication.cpp:4458
#50 0xb5b8e97b in QApplication::notify (this=0x9ecf9f0, receiver=0xa8f1180, e=0xbfb33b94) at kernel/qapplication.cpp:4427
#51 0xb6c363ca in KApplication::notify (this=0x9ecf9f0, receiver=0xa8f1180, event=0xbfb33b94) at ../../kdeui/kernel/kapplication.cpp:311
#52 0xb662f0bb in QCoreApplication::notifyInternal (this=0x9ecf9f0, receiver=0xa8f1180, event=0xbfb33b94) at kernel/qcoreapplication.cpp:731
#53 0xb5bdef0c in sendSpontaneousEvent (this=0xa8f1198, pdev=0xb006274, rgn=..., offset=..., flags=68, sharedPainter=0x0, backingStore=0xaa759b0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#54 QWidgetPrivate::drawWidget (this=0xa8f1198, pdev=0xb006274, rgn=..., offset=..., flags=68, sharedPainter=0x0, backingStore=0xaa759b0) at kernel/qwidget.cpp:5492
#55 0xb5dba899 in QWidgetBackingStore::sync (this=0xaa759b0) at painting/qbackingstore.cpp:1325
#56 0xb5bd4843 in QWidgetPrivate::syncBackingStore (this=0xa9a7840) at kernel/qwidget.cpp:1842
#57 0xb5be27e5 in QWidget::event (this=0xa56b6a0, event=0xb7147c0) at kernel/qwidget.cpp:8552
#58 0xb5fd3f63 in QFrame::event (this=0xa56b6a0, e=0xb7147c0) at widgets/qframe.cpp:557
#59 0xb606433f in QAbstractScrollArea::event (this=0xa56b6a0, e=0xb7147c0) at widgets/qabstractscrollarea.cpp:996
#60 0xb6212686 in QGraphicsView::event (this=0xa56b6a0, event=0xb7147c0) at graphicsview/qgraphicsview.cpp:2741
#61 0xb5b89d24 in QApplicationPrivate::notify_helper (this=0x9ed9f10, receiver=0xa56b6a0, e=0xb7147c0) at kernel/qapplication.cpp:4462
#62 0xb5b8e97b in QApplication::notify (this=0x9ecf9f0, receiver=0xa56b6a0, e=0xb7147c0) at kernel/qapplication.cpp:4427
#63 0xb6c363ca in KApplication::notify (this=0x9ecf9f0, receiver=0xa56b6a0, event=0xb7147c0) at ../../kdeui/kernel/kapplication.cpp:311
#64 0xb662f0bb in QCoreApplication::notifyInternal (this=0x9ecf9f0, receiver=0xa56b6a0, event=0xb7147c0) at kernel/qcoreapplication.cpp:731
#65 0xb6632c79 in sendEvent (receiver=0xa56b6a0, event_type=77, data=0x9e65f38) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#66 QCoreApplicationPrivate::sendPostedEvents (receiver=0xa56b6a0, event_type=77, data=0x9e65f38) at kernel/qcoreapplication.cpp:1372
#67 0xb6632e0d in QCoreApplication::sendPostedEvents (receiver=0xa56b6a0, event_type=77) at kernel/qcoreapplication.cpp:1265
#68 0xb61f51b6 in dispatchPendingUpdateRequests (this=0x9ed8a68) at ../../include/QtGui/private/../../../src/gui/graphicsview/qgraphicsview_p.h:189
#69 QGraphicsScenePrivate::_q_processDirtyItems (this=0x9ed8a68) at graphicsview/qgraphicsscene.cpp:510
#70 0xb61f5596 in QGraphicsScene::qt_metacall (this=0x9ed98f0, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0xb4a8098) at .moc/release-shared/moc_qgraphicsscene.cpp:130
#71 0xb73a4a9a in Plasma::Corona::qt_metacall (this=0x9ed98f0, _c=QMetaObject::InvokeMetaMethod, _id=18, _a=0xb4a8098) at ./corona.moc:109
#72 0xb770a20a in DesktopCorona::qt_metacall (this=0x9ed98f0, _c=QMetaObject::InvokeMetaMethod, _id=18, _a=0xb4a8098) at ./desktopcorona.moc:101
#73 0xb66356ba in QMetaObject::metacall (object=0x9ed98f0, cl=QMetaObject::InvokeMetaMethod, idx=18, argv=0xb4a8098) at kernel/qmetaobject.cpp:237
#74 0xb663fe16 in QMetaCallEvent::placeMetaCall (this=0xb4d0698, object=0x9ed98f0) at kernel/qobject.cpp:535
#75 0xb66443b7 in QObject::event (this=0x9ed98f0, e=0xb4d0698) at kernel/qobject.cpp:1226
#76 0xb62023b4 in QGraphicsScene::event (this=0x9ed98f0, event=0xb4d0698) at graphicsview/qgraphicsscene.cpp:3544
#77 0xb5b89d24 in QApplicationPrivate::notify_helper (this=0x9ed9f10, receiver=0x9ed98f0, e=0xb4d0698) at kernel/qapplication.cpp:4462
#78 0xb5b8e8ce in QApplication::notify (this=0x9ecf9f0, receiver=0x9ed98f0, e=0xb4d0698) at kernel/qapplication.cpp:3862
#79 0xb6c363ca in KApplication::notify (this=0x9ecf9f0, receiver=0x9ed98f0, event=0xb4d0698) at ../../kdeui/kernel/kapplication.cpp:311
#80 0xb662f0bb in QCoreApplication::notifyInternal (this=0x9ecf9f0, receiver=0x9ed98f0, event=0xb4d0698) at kernel/qcoreapplication.cpp:731
#81 0xb6632c79 in sendEvent (receiver=0x0, event_type=0, data=0x9e65f38) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#82 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x9e65f38) at kernel/qcoreapplication.cpp:1372
#83 0xb6632e0d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1265
#84 0xb665c3c4 in sendPostedEvents (s=0x9edd410) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#85 postEventSourceDispatch (s=0x9edd410) at kernel/qeventdispatcher_glib.cpp:277
#86 0xb35dcaa8 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#87 0xb35dd270 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#88 0xb35dd524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#89 0xb665c53c in QEventDispatcherGlib::processEvents (this=0x9e65a90, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#90 0xb5c3d775 in QGuiEventDispatcherGlib::processEvents (this=0x9e65a90, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#91 0xb662e289 in QEventLoop::processEvents (this=0xbfb35054, flags=...) at kernel/qeventloop.cpp:149
#92 0xb662e522 in QEventLoop::exec (this=0xbfb35054, flags=...) at kernel/qeventloop.cpp:201
#93 0xb6632ecc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#94 0xb5b878e7 in QApplication::exec () at kernel/qapplication.cpp:3736
#95 0xb77115a5 in kdemain (argc=1, argv=0xbfb35264) at ../../../../plasma/desktop/shell/main.cpp:118
#96 0x080485cb in main (argc=1, argv=0xbfb35264) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 270997.

Reported using DrKonqi