Bug 272002

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 x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:

Plasma crash on system shutdown, while playing music with Amarok

nothing else was behaving unexpected.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f8b641367c0 (LWP 2432))]

Thread 3 (Thread 0x7f8b449ad700 (LWP 2439)):
#0  QTimerInfoList::timerWait (this=0x2b0f6a0, tm=...) at kernel/qeventdispatcher_unix.cpp:443
#1  0x00007f8b60c3dc2c in timerSourcePrepareHelper (src=<value optimized out>, timeout=0x7f8b449acb4c) at kernel/qeventdispatcher_glib.cpp:136
#2  0x00007f8b60c3dcd5 in timerSourcePrepare (source=<value optimized out>, timeout=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#3  0x00007f8b584110a2 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8b58411f9d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8b58412639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f8b60c3e446 in QEventDispatcherGlib::processEvents (this=0x2b07180, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#7  0x00007f8b60c12882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007f8b60c12abc in QEventLoop::exec (this=0x7f8b449accd0, flags=...) at kernel/qeventloop.cpp:201
#9  0x00007f8b60b29924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#10 0x00007f8b60bf4c2f in QInotifyFileSystemWatcherEngine::run (this=0x2b096c0) at io/qfilesystemwatcher_inotify.cpp:248
#11 0x00007f8b60b2c175 in QThreadPrivate::start (arg=0x2b096c0) at thread/qthread_unix.cpp:320
#12 0x00007f8b56497853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#13 0x00007f8b58d15d8c in start_thread (arg=0x7f8b449ad700) at pthread_create.c:304
#14 0x00007f8b63a3d04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f8b39574700 (LWP 2440)):
#0  0x00007f8b63a2ff03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f8b58412104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8b58412639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8b60c3e446 in QEventDispatcherGlib::processEvents (this=0x2560650, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f8b60c12882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8b60c12abc in QEventLoop::exec (this=0x7f8b39573cd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f8b60b29924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007f8b60bf4c2f in QInotifyFileSystemWatcherEngine::run (this=0x22ccb60) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f8b60b2c175 in QThreadPrivate::start (arg=0x22ccb60) at thread/qthread_unix.cpp:320
#9  0x00007f8b56497853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f8b58d15d8c in start_thread (arg=0x7f8b39574700) at pthread_create.c:304
#11 0x00007f8b63a3d04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f8b641367c0 (LWP 2432)):
[KCrash Handler]
#6  0x00007f8b618725df in QString (this=0x22c0075, group=0, state=0) at /usr/include/qt4/QtCore/qstring.h:728
#7  KIconEffect::fingerprint (this=0x22c0075, group=0, state=0) at ../../kdeui/icons/kiconeffect.cpp:169
#8  0x00007f8b61877feb in KIconLoaderPrivate::makeCacheKey (this=<value optimized out>, name=..., group=KIconLoader::Desktop, overlays=..., size=24, state=0) at ../../kdeui/icons/kiconloader.cpp:782
#9  0x00007f8b6187ed03 in KIconLoader::loadIcon (this=0x31efdc0, _name=<value optimized out>, group=KIconLoader::Desktop, size=24, state=0, overlays=..., path_store=0x0, canReturnNull=false) at ../../kdeui/icons/kiconloader.cpp:1226
#10 0x00007f8b61876c99 in KIconEngine::pixmap (this=<value optimized out>, size=..., mode=<value optimized out>, state=<value optimized out>) at ../../kdeui/icons/kiconengine.cpp:93
#11 0x00007f8b6007ddd5 in QIcon::pixmap (this=<value optimized out>, size=<value optimized out>, mode=<value optimized out>, state=<value optimized out>) at image/qicon.cpp:676
#12 0x00007f8b6361f099 in Plasma::IconWidgetPrivate::decoration (this=0x3751660, option=<value optimized out>, useHoverEffect=false, usePressedEffect=false) at ../../plasma/widgets/iconwidget.cpp:812
#13 0x00007f8b63624e51 in Plasma::IconWidget::paint (this=0x334cf30, painter=0x7fff84788cd0, option=0x2259d98, widget=<value optimized out>) at ../../plasma/widgets/iconwidget.cpp:1128
#14 0x00007f8b4850c3e9 in SystemTray::DBusSystemTrayWidget::paint (this=0x334cf30, painter=0x7fff84788cd0, option=0x2259d98, widget=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/protocols/dbussystemtray/dbussystemtraywidget.cpp:189
#15 0x00007f8b605c419d in _q_paintItem (item=<value optimized out>, painter=0x7fff84788cd0, option=0x2259d98, widget=0x0, useWindowOpacity=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4314
#16 0x00007f8b605c44b0 in _q_paintIntoCache (pix=0x7fff84789200, item=0x334cf40, pixmapExposed=..., itemToPixmap=..., renderHints=..., option=0x2259d98, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4352
#17 0x00007f8b605d7ce8 in QGraphicsScenePrivate::drawItemHelper (this=0x2259b70, item=0x334cf40, painter=0x7fff8478b210, option=0x2259d98, widget=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4690
#18 0x00007f8b605d88ba in QGraphicsScenePrivate::draw (this=0x2259b70, item=0x334cf40, painter=0x7fff8478b210, viewTransform=0x7fff8478afa0, transformPtr=0x7fff847898c0, exposedRegion=0x2b80b90, widget=0x2f4ae90, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4962
#19 0x00007f8b605d9565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x2259b70, item=0x334cf40, painter=0x7fff8478b210, viewTransform=0x7fff8478afa0, exposedRegion=0x2b80b90, widget=0x2f4ae90, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#20 0x00007f8b605d8730 in QGraphicsScenePrivate::draw (this=0x2259b70, item=0x257c5b0, painter=0x7fff8478b210, viewTransform=0x7fff8478afa0, transformPtr=0x7fff84789ec0, exposedRegion=0x2b80b90, widget=0x2f4ae90, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#21 0x00007f8b605d9565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x2259b70, item=0x257c5b0, painter=0x7fff8478b210, viewTransform=0x7fff8478afa0, exposedRegion=0x2b80b90, widget=0x2f4ae90, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#22 0x00007f8b605d8730 in QGraphicsScenePrivate::draw (this=0x2259b70, item=0x2537120, painter=0x7fff8478b210, viewTransform=0x7fff8478afa0, transformPtr=0x7fff8478a4c0, exposedRegion=0x2b80b90, widget=0x2f4ae90, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#23 0x00007f8b605d9565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x2259b70, item=0x2537120, painter=0x7fff8478b210, viewTransform=0x7fff8478afa0, exposedRegion=0x2b80b90, widget=0x2f4ae90, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#24 0x00007f8b605d8730 in QGraphicsScenePrivate::draw (this=0x2259b70, item=0x240b370, painter=0x7fff8478b210, viewTransform=0x7fff8478afa0, transformPtr=0x7fff8478aac0, exposedRegion=0x2b80b90, widget=0x2f4ae90, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#25 0x00007f8b605d9565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x2259b70, item=0x240b370, painter=0x7fff8478b210, viewTransform=0x7fff8478afa0, exposedRegion=0x2b80b90, widget=0x2f4ae90, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#26 0x00007f8b605d9d94 in QGraphicsScenePrivate::drawItems (this=0x2259b70, painter=0x7fff8478b210, viewTransform=0x7fff8478afa0, exposedRegion=0x2b80b90, widget=0x2f4ae90) at graphicsview/qgraphicsscene.cpp:4735
#27 0x00007f8b605f6bd2 in QGraphicsView::paintEvent (this=<value optimized out>, event=<value optimized out>) at graphicsview/qgraphicsview.cpp:3469
#28 0x00007f8b60025c6a in QWidget::event (this=0x2d34350, event=0x7fff8478bb30) at kernel/qwidget.cpp:8405
#29 0x00007f8b603d5a66 in QFrame::event (this=0x2d34350, e=0x7fff8478bb30) at widgets/qframe.cpp:557
#30 0x00007f8b605f7e8b in QGraphicsView::viewportEvent (this=0x2d34350, event=0x7fff8478bb30) at graphicsview/qgraphicsview.cpp:2864
#31 0x00007f8b60c13627 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x2f4ae90, event=0x7fff8478bb30) at kernel/qcoreapplication.cpp:846
#32 0x00007f8b5ffd49b1 in QApplicationPrivate::notify_helper (this=0x22590e0, receiver=0x2f4ae90, e=0x7fff8478bb30) at kernel/qapplication.cpp:4458
#33 0x00007f8b5ffd93aa in QApplication::notify (this=<value optimized out>, receiver=0x2f4ae90, e=0x7fff8478bb30) at kernel/qapplication.cpp:4341
#34 0x00007f8b618cb866 in KApplication::notify (this=0x2249410, receiver=0x2f4ae90, event=0x7fff8478bb30) at ../../kdeui/kernel/kapplication.cpp:311
#35 0x00007f8b60c1349c in QCoreApplication::notifyInternal (this=0x2249410, receiver=0x2f4ae90, event=0x7fff8478bb30) at kernel/qcoreapplication.cpp:731
#36 0x00007f8b60022abd in sendSpontaneousEvent (this=0x22de220, pdev=0x2c3a6b8, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x2f97340) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#37 QWidgetPrivate::drawWidget (this=0x22de220, pdev=0x2c3a6b8, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x2f97340) at kernel/qwidget.cpp:5492
#38 0x00007f8b600236d2 in QWidgetPrivate::paintSiblingsRecursive (this=0x2b80700, pdev=0x2c3a6b8, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x2f97340) at kernel/qwidget.cpp:5699
#39 0x00007f8b6002358a in QWidgetPrivate::paintSiblingsRecursive (this=0x2b80700, pdev=0x2c3a6b8, siblings=..., index=4, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x2f97340) at kernel/qwidget.cpp:5686
#40 0x00007f8b600227fc in QWidgetPrivate::drawWidget (this=0x2b80700, pdev=0x2c3a6b8, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x2f97340) at kernel/qwidget.cpp:5545
#41 0x00007f8b601e72fb in QWidgetBackingStore::sync (this=0x2f97340) at painting/qbackingstore.cpp:1333
#42 0x00007f8b60018f50 in QWidgetPrivate::syncBackingStore (this=0x2b80700) at kernel/qwidget.cpp:1842
#43 0x00007f8b60026184 in QWidget::event (this=0x2d34350, event=0x31efdc0) at kernel/qwidget.cpp:8552
#44 0x00007f8b603d5a66 in QFrame::event (this=0x2d34350, e=0x31efdc0) at widgets/qframe.cpp:557
#45 0x00007f8b604571fb in QAbstractScrollArea::event (this=0x2d34350, e=0x31efdc0) at widgets/qabstractscrollarea.cpp:996
#46 0x00007f8b63d2efe6 in PanelView::event (this=0x2d34350, event=0x31efdc0) at ../../../../plasma/desktop/shell/panelview.cpp:1604
#47 0x00007f8b5ffd49e4 in QApplicationPrivate::notify_helper (this=0x22590e0, receiver=0x2d34350, e=0x31efdc0) at kernel/qapplication.cpp:4462
#48 0x00007f8b5ffd93aa in QApplication::notify (this=<value optimized out>, receiver=0x2d34350, e=0x31efdc0) at kernel/qapplication.cpp:4341
#49 0x00007f8b618cb866 in KApplication::notify (this=0x2249410, receiver=0x2d34350, event=0x31efdc0) at ../../kdeui/kernel/kapplication.cpp:311
#50 0x00007f8b60c1349c in QCoreApplication::notifyInternal (this=0x2249410, receiver=0x2d34350, event=0x31efdc0) at kernel/qcoreapplication.cpp:731
#51 0x00007f8b60c16c25 in sendEvent (receiver=0x2d34350, event_type=77, data=0x2192b60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#52 QCoreApplicationPrivate::sendPostedEvents (receiver=0x2d34350, event_type=77, data=0x2192b60) at kernel/qcoreapplication.cpp:1372
#53 0x00007f8b605d088a in dispatchPendingUpdateRequests (this=0x2259b70) at ../../include/QtGui/private/../../../src/gui/graphicsview/qgraphicsview_p.h:189
#54 QGraphicsScenePrivate::_q_processDirtyItems (this=0x2259b70) at graphicsview/qgraphicsscene.cpp:510
#55 0x00007f8b605d0caa in QGraphicsScene::qt_metacall (this=0x23d9ae0, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0x34e2030) at .moc/release-shared/moc_qgraphicsscene.cpp:130
#56 0x00007f8b63572b65 in Plasma::Corona::qt_metacall (this=0x23d9ae0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x34e2030) at ./corona.moc:109
#57 0x00007f8b63d23065 in DesktopCorona::qt_metacall (this=0x23d9ae0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x34e2030) at ./desktopcorona.moc:101
#58 0x00007f8b60c2749a in QObject::event (this=0x23d9ae0, e=<value optimized out>) at kernel/qobject.cpp:1226
#59 0x00007f8b605dd58b in QGraphicsScene::event (this=0x23d9ae0, event=0x22d9a10) at graphicsview/qgraphicsscene.cpp:3544
#60 0x00007f8b5ffd49e4 in QApplicationPrivate::notify_helper (this=0x22590e0, receiver=0x23d9ae0, e=0x22d9a10) at kernel/qapplication.cpp:4462
#61 0x00007f8b5ffd93aa in QApplication::notify (this=<value optimized out>, receiver=0x23d9ae0, e=0x22d9a10) at kernel/qapplication.cpp:4341
#62 0x00007f8b618cb866 in KApplication::notify (this=0x2249410, receiver=0x23d9ae0, event=0x22d9a10) at ../../kdeui/kernel/kapplication.cpp:311
#63 0x00007f8b60c1349c in QCoreApplication::notifyInternal (this=0x2249410, receiver=0x23d9ae0, event=0x22d9a10) at kernel/qcoreapplication.cpp:731
#64 0x00007f8b60c16c25 in sendEvent (receiver=0x0, event_type=0, data=0x2192b60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#65 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x2192b60) at kernel/qcoreapplication.cpp:1372
#66 0x00007f8b60c3e253 in sendPostedEvents (s=0x225e5c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#67 postEventSourceDispatch (s=0x225e5c0) at kernel/qeventdispatcher_glib.cpp:277
#68 0x00007f8b58411bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#69 0x00007f8b584123a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#70 0x00007f8b58412639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#71 0x00007f8b60c3e3ef in QEventDispatcherGlib::processEvents (this=0x2192340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#72 0x00007f8b6007bdfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#73 0x00007f8b60c12882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#74 0x00007f8b60c12abc in QEventLoop::exec (this=0x7fff8478dc90, flags=...) at kernel/qeventloop.cpp:201
#75 0x00007f8b60c16ecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#76 0x00007f8b63d29897 in kdemain (argc=1, argv=0x7fff8478e058) at ../../../../plasma/desktop/shell/main.cpp:118
#77 0x00007f8b63975eff in __libc_start_main (main=0x400740 <main(int, char**)>, argc=1, ubp_av=0x7fff8478e058, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff8478e048) at libc-start.c:226
#78 0x0000000000400669 in _start ()

This bug may be a duplicate of or related to bug 271942.

Possible duplicates by query: bug 271942, bug 271927, bug 271923, bug 271876, bug 271845.

Reported using DrKonqi