Bug 273218

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:
Surfin the web
- Unusual behavior I noticed:
High CPU and memory usage, the player Amarok was running in background since several hours in pause mode

-- Backtrace:
Application: Outil de gestion de fenêtres Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fa45fe5b7c0 (LWP 1608))]

Thread 4 (Thread 0x7fa438a07700 (LWP 1609)):
#0  0x00007fa45f751f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fa454134104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa454134639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa45c960446 in QEventDispatcherGlib::processEvents (this=0x2c82290, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fa45c934882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fa45c934abc in QEventLoop::exec (this=0x7fa438a06cd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fa45c84b924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007fa45c916c2f in QInotifyFileSystemWatcherEngine::run (this=0x2b5ac70) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fa45c84e175 in QThreadPrivate::start (arg=0x2b5ac70) at thread/qthread_unix.cpp:320
#9  0x00007fa4521b9853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007fa454a37d8c in start_thread (arg=0x7fa438a07700) at pthread_create.c:304
#11 0x00007fa45f75f04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fa42c50d700 (LWP 1611)):
#0  0x00007fa454a3a3c4 in __pthread_mutex_lock (mutex=0x2c8e698) at pthread_mutex_lock.c:61
#1  0x00007fa454133461 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa45413400a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa454134639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa45c960446 in QEventDispatcherGlib::processEvents (this=0x2c8e420, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fa45c934882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fa45c934abc in QEventLoop::exec (this=0x7fa42c50ccd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fa45c84b924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#8  0x00007fa45c916c2f in QInotifyFileSystemWatcherEngine::run (this=0x2c8d8c0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fa45c84e175 in QThreadPrivate::start (arg=0x2c8d8c0) at thread/qthread_unix.cpp:320
#10 0x00007fa4521b9853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#11 0x00007fa454a37d8c in start_thread (arg=0x7fa42c50d700) at pthread_create.c:304
#12 0x00007fa45f75f04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fa429cdf700 (LWP 1616)):
#0  0x00007fa45f751f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fa454134104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa4541349f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa42adf6c44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fa45415b3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa4521b9853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#6  0x00007fa454a37d8c in start_thread (arg=0x7fa429cdf700) at pthread_create.c:304
#7  0x00007fa45f75f04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fa45fe5b7c0 (LWP 1608)):
[KCrash Handler]
#6  0x00007fa45d5945df in QString (this=0x37c0075, group=0, state=0) at /usr/include/qt4/QtCore/qstring.h:728
#7  KIconEffect::fingerprint (this=0x37c0075, group=0, state=0) at ../../kdeui/icons/kiconeffect.cpp:169
#8  0x00007fa45d599feb in KIconLoaderPrivate::makeCacheKey (this=<value optimized out>, name=..., group=KIconLoader::Desktop, overlays=..., size=24, state=0) at ../../kdeui/icons/kiconloader.cpp:782
#9  0x00007fa45d5a0d03 in KIconLoader::loadIcon (this=0x3bcae50, _name=<value optimized out>, group=KIconLoader::Desktop, size=24, state=0, overlays=..., path_store=0x0, canReturnNull=false) at ../../kdeui/icons/kiconloader.cpp:1226
#10 0x00007fa45d598c99 in KIconEngine::pixmap (this=<value optimized out>, size=..., mode=<value optimized out>, state=<value optimized out>) at ../../kdeui/icons/kiconengine.cpp:93
#11 0x00007fa45bd9fdd5 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 0x00007fa45f341099 in Plasma::IconWidgetPrivate::decoration (this=0x3e57370, option=<value optimized out>, useHoverEffect=false, usePressedEffect=false) at ../../plasma/widgets/iconwidget.cpp:812
#13 0x00007fa45f346e51 in Plasma::IconWidget::paint (this=0x2cdd110, painter=0x7fff51ff7330, option=0x203f8c8, widget=<value optimized out>) at ../../plasma/widgets/iconwidget.cpp:1128
#14 0x00007fa43f2f63e9 in SystemTray::DBusSystemTrayWidget::paint (this=0x2cdd110, painter=0x7fff51ff7330, option=0x203f8c8, widget=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/protocols/dbussystemtray/dbussystemtraywidget.cpp:189
#15 0x00007fa45c2e619d in _q_paintItem (item=<value optimized out>, painter=0x7fff51ff7330, option=0x203f8c8, widget=0x0, useWindowOpacity=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4314
#16 0x00007fa45c2e64b0 in _q_paintIntoCache (pix=0x7fff51ff7860, item=0x2cdd120, pixmapExposed=..., itemToPixmap=..., renderHints=..., option=0x203f8c8, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4352
#17 0x00007fa45c2f9ce8 in QGraphicsScenePrivate::drawItemHelper (this=0x203f6a0, item=0x2cdd120, painter=0x7fff51ff9870, option=0x203f8c8, widget=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4690
#18 0x00007fa45c2fa8ba in QGraphicsScenePrivate::draw (this=0x203f6a0, item=0x2cdd120, painter=0x7fff51ff9870, viewTransform=0x7fff51ff9600, transformPtr=0x7fff51ff7f20, exposedRegion=0x373c340, widget=0x32f4040, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4962
#19 0x00007fa45c2fb565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x203f6a0, item=0x2cdd120, painter=0x7fff51ff9870, viewTransform=0x7fff51ff9600, exposedRegion=0x373c340, widget=0x32f4040, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#20 0x00007fa45c2fa730 in QGraphicsScenePrivate::draw (this=0x203f6a0, item=0x23114c0, painter=0x7fff51ff9870, viewTransform=0x7fff51ff9600, transformPtr=0x7fff51ff8520, exposedRegion=0x373c340, widget=0x32f4040, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#21 0x00007fa45c2fb565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x203f6a0, item=0x23114c0, painter=0x7fff51ff9870, viewTransform=0x7fff51ff9600, exposedRegion=0x373c340, widget=0x32f4040, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#22 0x00007fa45c2fa730 in QGraphicsScenePrivate::draw (this=0x203f6a0, item=0x22bc190, painter=0x7fff51ff9870, viewTransform=0x7fff51ff9600, transformPtr=0x7fff51ff8b20, exposedRegion=0x373c340, widget=0x32f4040, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#23 0x00007fa45c2fb565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x203f6a0, item=0x22bc190, painter=0x7fff51ff9870, viewTransform=0x7fff51ff9600, exposedRegion=0x373c340, widget=0x32f4040, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#24 0x00007fa45c2fa730 in QGraphicsScenePrivate::draw (this=0x203f6a0, item=0x217b0c0, painter=0x7fff51ff9870, viewTransform=0x7fff51ff9600, transformPtr=0x7fff51ff9120, exposedRegion=0x373c340, widget=0x32f4040, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#25 0x00007fa45c2fb565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x203f6a0, item=0x217b0c0, painter=0x7fff51ff9870, viewTransform=0x7fff51ff9600, exposedRegion=0x373c340, widget=0x32f4040, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#26 0x00007fa45c2fbd94 in QGraphicsScenePrivate::drawItems (this=0x203f6a0, painter=0x7fff51ff9870, viewTransform=0x7fff51ff9600, exposedRegion=0x373c340, widget=0x32f4040) at graphicsview/qgraphicsscene.cpp:4735
#27 0x00007fa45c318bd2 in QGraphicsView::paintEvent (this=<value optimized out>, event=<value optimized out>) at graphicsview/qgraphicsview.cpp:3469
#28 0x00007fa45bd47c6a in QWidget::event (this=0x373bdc0, event=0x7fff51ffa190) at kernel/qwidget.cpp:8405
#29 0x00007fa45c0f7a66 in QFrame::event (this=0x373bdc0, e=0x7fff51ffa190) at widgets/qframe.cpp:557
#30 0x00007fa45c319e8b in QGraphicsView::viewportEvent (this=0x373bdc0, event=0x7fff51ffa190) at graphicsview/qgraphicsview.cpp:2864
#31 0x00007fa45c935627 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x32f4040, event=0x7fff51ffa190) at kernel/qcoreapplication.cpp:846
#32 0x00007fa45bcf69b1 in QApplicationPrivate::notify_helper (this=0x203a7c0, receiver=0x32f4040, e=0x7fff51ffa190) at kernel/qapplication.cpp:4458
#33 0x00007fa45bcfb3aa in QApplication::notify (this=<value optimized out>, receiver=0x32f4040, e=0x7fff51ffa190) at kernel/qapplication.cpp:4341
#34 0x00007fa45d5ed866 in KApplication::notify (this=0x2016c50, receiver=0x32f4040, event=0x7fff51ffa190) at ../../kdeui/kernel/kapplication.cpp:311
#35 0x00007fa45c93549c in QCoreApplication::notifyInternal (this=0x2016c50, receiver=0x32f4040, event=0x7fff51ffa190) at kernel/qcoreapplication.cpp:731
#36 0x00007fa45bd44abd in sendSpontaneousEvent (this=0x3750330, pdev=0x2c90398, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x374e000) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#37 QWidgetPrivate::drawWidget (this=0x3750330, pdev=0x2c90398, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x374e000) at kernel/qwidget.cpp:5492
#38 0x00007fa45bd456d2 in QWidgetPrivate::paintSiblingsRecursive (this=0x373beb0, pdev=0x2c90398, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x374e000) at kernel/qwidget.cpp:5699
#39 0x00007fa45bd447fc in QWidgetPrivate::drawWidget (this=0x373beb0, pdev=0x2c90398, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x374e000) at kernel/qwidget.cpp:5545
#40 0x00007fa45bf092fb in QWidgetBackingStore::sync (this=0x374e000) at painting/qbackingstore.cpp:1333
#41 0x00007fa45bd3af50 in QWidgetPrivate::syncBackingStore (this=0x373beb0) at kernel/qwidget.cpp:1842
#42 0x00007fa45bd48184 in QWidget::event (this=0x373bdc0, event=0x3bcae50) at kernel/qwidget.cpp:8552
#43 0x00007fa45c0f7a66 in QFrame::event (this=0x373bdc0, e=0x3bcae50) at widgets/qframe.cpp:557
#44 0x00007fa45c1791fb in QAbstractScrollArea::event (this=0x373bdc0, e=0x3bcae50) at widgets/qabstractscrollarea.cpp:996
#45 0x00007fa45fa50fe6 in PanelView::event (this=0x373bdc0, event=0x3bcae50) at ../../../../plasma/desktop/shell/panelview.cpp:1604
#46 0x00007fa45bcf69e4 in QApplicationPrivate::notify_helper (this=0x203a7c0, receiver=0x373bdc0, e=0x3bcae50) at kernel/qapplication.cpp:4462
#47 0x00007fa45bcfb3aa in QApplication::notify (this=<value optimized out>, receiver=0x373bdc0, e=0x3bcae50) at kernel/qapplication.cpp:4341
#48 0x00007fa45d5ed866 in KApplication::notify (this=0x2016c50, receiver=0x373bdc0, event=0x3bcae50) at ../../kdeui/kernel/kapplication.cpp:311
#49 0x00007fa45c93549c in QCoreApplication::notifyInternal (this=0x2016c50, receiver=0x373bdc0, event=0x3bcae50) at kernel/qcoreapplication.cpp:731
#50 0x00007fa45c938c25 in sendEvent (receiver=0x373bdc0, event_type=77, data=0x1f7cb60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#51 QCoreApplicationPrivate::sendPostedEvents (receiver=0x373bdc0, event_type=77, data=0x1f7cb60) at kernel/qcoreapplication.cpp:1372
#52 0x00007fa45c2f288a in dispatchPendingUpdateRequests (this=0x203f6a0) at ../../include/QtGui/private/../../../src/gui/graphicsview/qgraphicsview_p.h:189
#53 QGraphicsScenePrivate::_q_processDirtyItems (this=0x203f6a0) at graphicsview/qgraphicsscene.cpp:510
#54 0x00007fa45c2f2caa in QGraphicsScene::qt_metacall (this=0x2151c10, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0x5943630) at .moc/release-shared/moc_qgraphicsscene.cpp:130
#55 0x00007fa45f294b65 in Plasma::Corona::qt_metacall (this=0x2151c10, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x5943630) at ./corona.moc:109
#56 0x00007fa45fa45065 in DesktopCorona::qt_metacall (this=0x2151c10, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x5943630) at ./desktopcorona.moc:101
#57 0x00007fa45c94949a in QObject::event (this=0x2151c10, e=<value optimized out>) at kernel/qobject.cpp:1226
#58 0x00007fa45c2ff58b in QGraphicsScene::event (this=0x2151c10, event=0x3e3b770) at graphicsview/qgraphicsscene.cpp:3544
#59 0x00007fa45bcf69e4 in QApplicationPrivate::notify_helper (this=0x203a7c0, receiver=0x2151c10, e=0x3e3b770) at kernel/qapplication.cpp:4462
#60 0x00007fa45bcfb3aa in QApplication::notify (this=<value optimized out>, receiver=0x2151c10, e=0x3e3b770) at kernel/qapplication.cpp:4341
#61 0x00007fa45d5ed866 in KApplication::notify (this=0x2016c50, receiver=0x2151c10, event=0x3e3b770) at ../../kdeui/kernel/kapplication.cpp:311
#62 0x00007fa45c93549c in QCoreApplication::notifyInternal (this=0x2016c50, receiver=0x2151c10, event=0x3e3b770) at kernel/qcoreapplication.cpp:731
#63 0x00007fa45c938c25 in sendEvent (receiver=0x0, event_type=0, data=0x1f7cb60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#64 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1f7cb60) at kernel/qcoreapplication.cpp:1372
#65 0x00007fa45c960253 in sendPostedEvents (s=0x203d290) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#66 postEventSourceDispatch (s=0x203d290) at kernel/qeventdispatcher_glib.cpp:277
#67 0x00007fa454133bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#68 0x00007fa4541343a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#69 0x00007fa454134639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#70 0x00007fa45c9603ef in QEventDispatcherGlib::processEvents (this=0x1f7c340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#71 0x00007fa45bd9ddfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#72 0x00007fa45c934882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#73 0x00007fa45c934abc in QEventLoop::exec (this=0x7fff51ffc130, flags=...) at kernel/qeventloop.cpp:201
#74 0x00007fa45c938ecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#75 0x00007fa45fa4b897 in kdemain (argc=1, argv=0x7fff51ffc4f8) at ../../../../plasma/desktop/shell/main.cpp:118
#76 0x00007fa45f697eff in __libc_start_main (main=0x400740 <main(int, char**)>, argc=1, ubp_av=0x7fff51ffc4f8, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff51ffc4e8) at libc-start.c:226
#77 0x0000000000400669 in _start ()

This bug may be a duplicate of or related to bug 273157.

Possible duplicates by query: bug 273211, bug 273157, bug 273053, bug 272989, bug 272908.

Reported using DrKonqi