Bug 271942

Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-28-generic x86_64
Distribution: Ubuntu 10.10

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

severel programs were running and I started closing them; when I closed amarok, plasma crashed

-- Backtrace:
Application: Plasma-Desktop-Umgebung (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f976be27780 (LWP 1813))]

Thread 3 (Thread 0x7f9747d9d700 (LWP 1840)):
#0  0x00007f9760a77665 in __pthread_mutex_lock (mutex=0x1e721a8) at pthread_mutex_lock.c:61
#1  0x00007f97603c2a43 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#2  0x00007f97603c2e78 in ?? () from /lib/libglib-2.0.so.0
#3  0x00007f97603c345c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#4  0x00007f976888b1e6 in QEventDispatcherGlib::processEvents (this=0x2015b90, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#5  0x00007f976885da02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#6  0x00007f976885ddec in QEventLoop::exec (this=0x7f9747d9cd90, flags=) at kernel/qeventloop.cpp:201
#7  0x00007f97687682fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#8  0x00007f976883d5f8 in QInotifyFileSystemWatcherEngine::run (this=0x1f54760) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f976876b27e in QThreadPrivate::start (arg=0x1f54760) at thread/qthread_unix.cpp:266
#10 0x00007f9760a75971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#11 0x00007f976b73192d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f9745db1700 (LWP 1845)):
#0  0x00007f976b725203 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f97603c3009 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f97603c345c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f976888b1e6 in QEventDispatcherGlib::processEvents (this=0x1fbbf80, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007f976885da02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f976885ddec in QEventLoop::exec (this=0x7f9745db0d90, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f97687682fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f976883d5f8 in QInotifyFileSystemWatcherEngine::run (this=0x1fbc490) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f976876b27e in QThreadPrivate::start (arg=0x1fbc490) at thread/qthread_unix.cpp:266
#9  0x00007f9760a75971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007f976b73192d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f976be27780 (LWP 1813)):
[KCrash Handler]
#6  0x00007f9769503a7a in QString (this=0x3940075, group=0, state=0) at /usr/include/qt4/QtCore/qstring.h:727
#7  KIconEffect::fingerprint (this=0x3940075, group=0, state=0) at ../../kdeui/icons/kiconeffect.cpp:169
#8  0x00007f97695074be in KIconLoaderPrivate::makeCacheKey (this=<value optimized out>, name=..., group=KIconLoader::Desktop, overlays=..., size=24, state=0) at ../../kdeui/icons/kiconloader.cpp:782
#9  0x00007f976950f544 in KIconLoader::loadIcon (this=0x3735cf0, _name=<value optimized out>, group=KIconLoader::Desktop, size=24, state=0, overlays=..., path_store=0x0, canReturnNull=false) at ../../kdeui/icons/kiconloader.cpp:1226
#10 0x00007f9769506070 in KIconEngine::pixmap (this=<value optimized out>, size=..., mode=<value optimized out>, state=<value optimized out>) at ../../kdeui/icons/kiconengine.cpp:93
#11 0x00007f9767c7ae55 in QIcon::pixmap (this=<value optimized out>, size=..., mode=QIcon::Normal, state=62243824) at image/qicon.cpp:676
#12 0x00007f976b315173 in Plasma::IconWidgetPrivate::decoration (this=0x3822f20, option=<value optimized out>, useHoverEffect=false, usePressedEffect=false) at ../../plasma/widgets/iconwidget.cpp:812
#13 0x00007f976b31740c in Plasma::IconWidget::paint (this=0x38d4640, painter=0x7fff60299620, option=0x1921928, widget=<value optimized out>) at ../../plasma/widgets/iconwidget.cpp:1128
#14 0x00007f9750f3b159 in SystemTray::DBusSystemTrayWidget::paint (this=0x7fff60298a60, painter=0x3940075, option=0x0, widget=0x0) at ../../../../../plasma/generic/applets/systemtray/protocols/dbussystemtray/dbussystemtraywidget.cpp:189
#15 0x00007f97682050dd in _q_paintItem (item=<value optimized out>, painter=0x7fff60299620, option=0x1921928, widget=0x0, useWindowOpacity=<value optimized out>, painterStateProtection=<value optimized out>) at graphicsview/qgraphicsscene.cpp:4318
#16 0x00007f976820761c in _q_paintIntoCache (pix=0x7fff60299c40, item=<value optimized out>, pixmapExposed=..., itemToPixmap=<value optimized out>, renderHints=) at graphicsview/qgraphicsscene.cpp:4356
#17 0x00007f976821f9b2 in QGraphicsScenePrivate::drawItemHelper (this=<value optimized out>, item=0x38d4650, painter=0x7fff6029baf0, option=0x1921928, widget=<value optimized out>, painterStateProtection=<value optimized out>) at graphicsview/qgraphicsscene.cpp:4654
#18 0x00007f97682202ad in QGraphicsScenePrivate::draw (this=<value optimized out>, item=0x38d4650, painter=0x7fff6029baf0, viewTransform=<value optimized out>, transformPtr=<value optimized out>, exposedRegion=<value optimized out>, widget=0x1d2d690, opacity=<value optimized out>, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4895
#19 0x00007f9768220f42 in QGraphicsScenePrivate::drawSubtreeRecursive (this=<value optimized out>, item=0x38d4650, painter=0x7fff6029baf0, viewTransform=0x7fff6029b880, exposedRegion=0x234bd90, widget=0x1d2d690, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4817
#20 0x00007f9768220348 in QGraphicsScenePrivate::draw (this=<value optimized out>, item=0x1bb9b70, painter=0x7fff6029baf0, viewTransform=<value optimized out>, transformPtr=<value optimized out>, exposedRegion=<value optimized out>, widget=0x1d2d690, opacity=<value optimized out>, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4909
#21 0x00007f9768220f42 in QGraphicsScenePrivate::drawSubtreeRecursive (this=<value optimized out>, item=0x1bb9b70, painter=0x7fff6029baf0, viewTransform=0x7fff6029b880, exposedRegion=0x234bd90, widget=0x1d2d690, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4817
#22 0x00007f9768220348 in QGraphicsScenePrivate::draw (this=<value optimized out>, item=0x1d11600, painter=0x7fff6029baf0, viewTransform=<value optimized out>, transformPtr=<value optimized out>, exposedRegion=<value optimized out>, widget=0x1d2d690, opacity=<value optimized out>, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4909
#23 0x00007f9768220f42 in QGraphicsScenePrivate::drawSubtreeRecursive (this=<value optimized out>, item=0x1d11600, painter=0x7fff6029baf0, viewTransform=0x7fff6029b880, exposedRegion=0x234bd90, widget=0x1d2d690, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4817
#24 0x00007f9768220348 in QGraphicsScenePrivate::draw (this=<value optimized out>, item=0x19fcda0, painter=0x7fff6029baf0, viewTransform=<value optimized out>, transformPtr=<value optimized out>, exposedRegion=<value optimized out>, widget=0x1d2d690, opacity=<value optimized out>, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4909
#25 0x00007f9768220f42 in QGraphicsScenePrivate::drawSubtreeRecursive (this=<value optimized out>, item=0x19fcda0, painter=0x7fff6029baf0, viewTransform=0x7fff6029b880, exposedRegion=0x234bd90, widget=0x1d2d690, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4817
#26 0x00007f9768221784 in QGraphicsScenePrivate::drawItems (this=0x1921700, painter=0x7fff6029baf0, viewTransform=0x7fff6029b880, exposedRegion=0x234bd90, widget=0x1d2d690) at graphicsview/qgraphicsscene.cpp:4699
#27 0x00007f976823d2e3 in QGraphicsView::paintEvent (this=<value optimized out>, event=<value optimized out>) at graphicsview/qgraphicsview.cpp:3467
#28 0x00007f9767c1bc2e in QWidget::event (this=0x2240040, event=0x7fff6029c420) at kernel/qwidget.cpp:8333
#29 0x00007f9767fe75e6 in QFrame::event (this=0x2240040, e=0x7fff6029c420) at widgets/qframe.cpp:557
#30 0x00007f976823987b in QGraphicsView::viewportEvent (this=0x2240040, event=0x7fff6029c420) at graphicsview/qgraphicsview.cpp:2862
#31 0x00007f976885e507 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x1d2d690, event=0x7fff6029c420) at kernel/qcoreapplication.cpp:847
#32 0x00007f9767bc5fac in QApplicationPrivate::notify_helper (this=0x17d1020, receiver=0x1d2d690, e=0x7fff6029c420) at kernel/qapplication.cpp:4392
#33 0x00007f9767bcbaed in QApplication::notify (this=0x17b5a90, receiver=0x1d2d690, e=0x7fff6029c420) at kernel/qapplication.cpp:4277
#34 0x00007f97695652f6 in KApplication::notify (this=0x17b5a90, receiver=0x1d2d690, event=0x7fff6029c420) at ../../kdeui/kernel/kapplication.cpp:311
#35 0x00007f976885ecdc in QCoreApplication::notifyInternal (this=0x17b5a90, receiver=0x1d2d690, event=0x7fff6029c420) at kernel/qcoreapplication.cpp:732
#36 0x00007f9767c2267d in sendSpontaneousEvent (this=0x223c580, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, backingStore=0x2238aa0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#37 QWidgetPrivate::drawWidget (this=0x223c580, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, backingStore=0x2238aa0) at kernel/qwidget.cpp:5420
#38 0x00007f9767c23328 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=..., index=2, rgn=<value optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x2238aa0) at kernel/qwidget.cpp:5627
#39 0x00007f9767c23159 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=..., index=5, rgn=<value optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x2238aa0) at kernel/qwidget.cpp:5614
#40 0x00007f9767c23159 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=..., index=6, rgn=<value optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x2238aa0) at kernel/qwidget.cpp:5614
#41 0x00007f9767c23159 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=..., index=7, rgn=<value optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x2238aa0) at kernel/qwidget.cpp:5614
#42 0x00007f9767c223da in QWidgetPrivate::drawWidget (this=0x234b900, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, backingStore=0x2238aa0) at kernel/qwidget.cpp:5473
#43 0x00007f9767df6408 in QWidgetBackingStore::sync (this=0x2238aa0) at painting/qbackingstore.cpp:1328
#44 0x00007f9767c15730 in QWidgetPrivate::syncBackingStore (this=0x234b900) at kernel/qwidget.cpp:1805
#45 0x00007f9767c1c2f5 in QWidget::event (this=0x2240040, event=0x3735cf0) at kernel/qwidget.cpp:8480
#46 0x00007f9767fe75e6 in QFrame::event (this=0x2240040, e=0x3735cf0) at widgets/qframe.cpp:557
#47 0x00007f976807571b in QAbstractScrollArea::event (this=0x2240040, e=0x3735cf0) at widgets/qabstractscrollarea.cpp:996
#48 0x00007f976ba1a0b0 in PanelView::event (this=0x2240040, event=0x3735cf0) at ../../../../plasma/desktop/shell/panelview.cpp:1604
#49 0x00007f9767bc5fdc in QApplicationPrivate::notify_helper (this=0x17d1020, receiver=0x2240040, e=0x3735cf0) at kernel/qapplication.cpp:4396
#50 0x00007f9767bcbaed in QApplication::notify (this=0x17b5a90, receiver=0x2240040, e=0x3735cf0) at kernel/qapplication.cpp:4277
#51 0x00007f97695652f6 in KApplication::notify (this=0x17b5a90, receiver=0x2240040, event=0x3735cf0) at ../../kdeui/kernel/kapplication.cpp:311
#52 0x00007f976885ecdc in QCoreApplication::notifyInternal (this=0x17b5a90, receiver=0x2240040, event=0x3735cf0) at kernel/qcoreapplication.cpp:732
#53 0x00007f9768861c22 in sendEvent (receiver=0x2240040, event_type=<value optimized out>, data=0x17677a0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#54 QCoreApplicationPrivate::sendPostedEvents (receiver=0x2240040, event_type=<value optimized out>, data=0x17677a0) at kernel/qcoreapplication.cpp:1373
#55 0x00007f976822380a in dispatchPendingUpdateRequests (this=0x1921700) at ../../include/QtGui/private/../../../src/gui/graphicsview/qgraphicsview_p.h:189
#56 QGraphicsScenePrivate::_q_processDirtyItems (this=0x1921700) at graphicsview/qgraphicsscene.cpp:510
#57 0x00007f9768223d92 in QGraphicsScene::qt_metacall (this=0x191b380, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x3aed490) at .moc/release-shared/moc_qgraphicsscene.cpp:130
#58 0x00007f976b253465 in Plasma::Corona::qt_metacall (this=0x7fff60298a60, _c=60031093, _id=0, _a=0x0) at ./corona.moc:109
#59 0x00007f976ba07e05 in DesktopCorona::qt_metacall (this=0x7fff60298a60, _c=60031093, _id=0, _a=0x0) at ./desktopcorona.moc:101
#60 0x00007f9768870bde in QObject::event (this=0x191b380, e=0x7fff60298a60) at kernel/qobject.cpp:1219
#61 0x00007f976821d020 in QGraphicsScene::event (this=0x191b380, event=0x38a5d40) at graphicsview/qgraphicsscene.cpp:3548
#62 0x00007f9767bc5fdc in QApplicationPrivate::notify_helper (this=0x17d1020, receiver=0x191b380, e=0x38a5d40) at kernel/qapplication.cpp:4396
#63 0x00007f9767bcbaed in QApplication::notify (this=0x17b5a90, receiver=0x191b380, e=0x38a5d40) at kernel/qapplication.cpp:4277
#64 0x00007f97695652f6 in KApplication::notify (this=0x17b5a90, receiver=0x191b380, event=0x38a5d40) at ../../kdeui/kernel/kapplication.cpp:311
#65 0x00007f976885ecdc in QCoreApplication::notifyInternal (this=0x17b5a90, receiver=0x191b380, event=0x38a5d40) at kernel/qcoreapplication.cpp:732
#66 0x00007f9768861c22 in sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x17677a0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#67 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x17677a0) at kernel/qcoreapplication.cpp:1373
#68 0x00007f976888b653 in sendPostedEvents (s=0x17d47c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#69 postEventSourceDispatch (s=0x17d47c0) at kernel/qeventdispatcher_glib.cpp:277
#70 0x00007f97603bf342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#71 0x00007f97603c32a8 in ?? () from /lib/libglib-2.0.so.0
#72 0x00007f97603c345c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#73 0x00007f976888b193 in QEventDispatcherGlib::processEvents (this=0x17672b0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#74 0x00007f9767c78a4e in QGuiEventDispatcherGlib::processEvents (this=0x7fff60298a60, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#75 0x00007f976885da02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#76 0x00007f976885ddec in QEventLoop::exec (this=0x7fff6029ea20, flags=) at kernel/qeventloop.cpp:201
#77 0x00007f9768861ebb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#78 0x00007f976ba0ffb3 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#79 0x00007f976b669d8e in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff6029edf8) at libc-start.c:226
#80 0x0000000000400669 in _start ()

This bug may be a duplicate of or related to bug 271801.

Possible duplicates by query: bug 271927, bug 271923, bug 271876, bug 271845, bug 271801.

Reported using DrKonqi