Bug 273211

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:

Amarok crashed while I was browing folders and that crashed brought down the plasma toolbar.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f46ecd0a7c0 (LWP 1664))]

Thread 4 (Thread 0x7f46cf755700 (LWP 1665)):
#0  __pthread_mutex_lock (mutex=0x1621098) at pthread_mutex_lock.c:47
#1  0x00007f46e0fd20d3 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f46e0fd2f9d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f46e0fd3639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f46e97ff446 in QEventDispatcherGlib::processEvents (this=0x1624530, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f46e97d3882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f46e97d3abc in QEventLoop::exec (this=0x7f46cf754cd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007f46e96ea924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#8  0x00007f46e97b5c2f in QInotifyFileSystemWatcherEngine::run (this=0x1591560) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f46e96ed175 in QThreadPrivate::start (arg=0x1591560) at thread/qthread_unix.cpp:320
#10 0x00007f46df058853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#11 0x00007f46e18d6d8c in start_thread (arg=0x7f46cf755700) at pthread_create.c:304
#12 0x00007f46ec5fe04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f46c736f700 (LWP 1667)):
#0  0x00007f46ec5f0f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f46e0fd3104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f46e0fd3639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f46e97ff446 in QEventDispatcherGlib::processEvents (this=0x7f46c00008b0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f46e97d3882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f46e97d3abc in QEventLoop::exec (this=0x7f46c736ecd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f46e96ea924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007f46e97b5c2f in QInotifyFileSystemWatcherEngine::run (this=0x16b9510) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f46e96ed175 in QThreadPrivate::start (arg=0x16b9510) at thread/qthread_unix.cpp:320
#9  0x00007f46df058853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f46e18d6d8c in start_thread (arg=0x7f46c736f700) at pthread_create.c:304
#11 0x00007f46ec5fe04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f46c519c700 (LWP 1669)):
#0  0x00007f46ec5f0f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f46e0fd3104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f46e0fd39f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f46c62b3c44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f46e0ffa3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f46df058853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#6  0x00007f46e18d6d8c in start_thread (arg=0x7f46c519c700) at pthread_create.c:304
#7  0x00007f46ec5fe04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f46ecd0a7c0 (LWP 1664)):
[KCrash Handler]
#6  0x00007f46ea4335df in QString (this=0x1fc0075, group=0, state=0) at /usr/include/qt4/QtCore/qstring.h:728
#7  KIconEffect::fingerprint (this=0x1fc0075, group=0, state=0) at ../../kdeui/icons/kiconeffect.cpp:169
#8  0x00007f46ea438feb in KIconLoaderPrivate::makeCacheKey (this=<value optimized out>, name=..., group=KIconLoader::Desktop, overlays=..., size=24, state=0) at ../../kdeui/icons/kiconloader.cpp:782
#9  0x00007f46ea43fd03 in KIconLoader::loadIcon (this=0x1febc40, _name=<value optimized out>, group=KIconLoader::Desktop, size=24, state=0, overlays=..., path_store=0x0, canReturnNull=false) at ../../kdeui/icons/kiconloader.cpp:1226
#10 0x00007f46ea437c99 in KIconEngine::pixmap (this=<value optimized out>, size=..., mode=<value optimized out>, state=<value optimized out>) at ../../kdeui/icons/kiconengine.cpp:93
#11 0x00007f46e8c3edd5 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 0x00007f46ec1e0099 in Plasma::IconWidgetPrivate::decoration (this=0x1ba3850, option=<value optimized out>, useHoverEffect=false, usePressedEffect=false) at ../../plasma/widgets/iconwidget.cpp:812
#13 0x00007f46ec1e5e51 in Plasma::IconWidget::paint (this=0x1e3cb30, painter=0x7fff72ba3990, option=0x12650a8, widget=<value optimized out>) at ../../plasma/widgets/iconwidget.cpp:1128
#14 0x00007f46d1d783e9 in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#15 0x00007f46e918519d in _q_paintItem (item=<value optimized out>, painter=0x7fff72ba3990, option=0x12650a8, widget=0x0, useWindowOpacity=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4314
#16 0x00007f46e91854b0 in _q_paintIntoCache (pix=0x7fff72ba3ec0, item=0x1e3cb40, pixmapExposed=..., itemToPixmap=..., renderHints=..., option=0x12650a8, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4352
#17 0x00007f46e9198ce8 in QGraphicsScenePrivate::drawItemHelper (this=0x1264e80, item=0x1e3cb40, painter=0x7fff72ba5ed0, option=0x12650a8, widget=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4690
#18 0x00007f46e91998ba in QGraphicsScenePrivate::draw (this=0x1264e80, item=0x1e3cb40, painter=0x7fff72ba5ed0, viewTransform=0x7fff72ba5c60, transformPtr=0x7fff72ba4580, exposedRegion=0x1bc20d0, widget=0x1bb9110, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4962
#19 0x00007f46e919a565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x1264e80, item=0x1e3cb40, painter=0x7fff72ba5ed0, viewTransform=0x7fff72ba5c60, exposedRegion=0x1bc20d0, widget=0x1bb9110, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#20 0x00007f46e9199730 in QGraphicsScenePrivate::draw (this=0x1264e80, item=0x1487830, painter=0x7fff72ba5ed0, viewTransform=0x7fff72ba5c60, transformPtr=0x7fff72ba4b80, exposedRegion=0x1bc20d0, widget=0x1bb9110, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#21 0x00007f46e919a565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x1264e80, item=0x1487830, painter=0x7fff72ba5ed0, viewTransform=0x7fff72ba5c60, exposedRegion=0x1bc20d0, widget=0x1bb9110, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#22 0x00007f46e9199730 in QGraphicsScenePrivate::draw (this=0x1264e80, item=0x13bf1c0, painter=0x7fff72ba5ed0, viewTransform=0x7fff72ba5c60, transformPtr=0x7fff72ba5180, exposedRegion=0x1bc20d0, widget=0x1bb9110, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#23 0x00007f46e919a565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x1264e80, item=0x13bf1c0, painter=0x7fff72ba5ed0, viewTransform=0x7fff72ba5c60, exposedRegion=0x1bc20d0, widget=0x1bb9110, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#24 0x00007f46e9199730 in QGraphicsScenePrivate::draw (this=0x1264e80, item=0x1421ea0, painter=0x7fff72ba5ed0, viewTransform=0x7fff72ba5c60, transformPtr=0x7fff72ba5780, exposedRegion=0x1bc20d0, widget=0x1bb9110, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#25 0x00007f46e919a565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0x1264e80, item=0x1421ea0, painter=0x7fff72ba5ed0, viewTransform=0x7fff72ba5c60, exposedRegion=0x1bc20d0, widget=0x1bb9110, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#26 0x00007f46e919ad94 in QGraphicsScenePrivate::drawItems (this=0x1264e80, painter=0x7fff72ba5ed0, viewTransform=0x7fff72ba5c60, exposedRegion=0x1bc20d0, widget=0x1bb9110) at graphicsview/qgraphicsscene.cpp:4735
#27 0x00007f46e91b7bd2 in QGraphicsView::paintEvent (this=<value optimized out>, event=<value optimized out>) at graphicsview/qgraphicsview.cpp:3469
#28 0x00007f46e8be6c6a in QWidget::event (this=0x1bb7c70, event=0x7fff72ba67f0) at kernel/qwidget.cpp:8405
#29 0x00007f46e8f96a66 in QFrame::event (this=0x1bb7c70, e=0x7fff72ba67f0) at widgets/qframe.cpp:557
#30 0x00007f46e91b8e8b in QGraphicsView::viewportEvent (this=0x1bb7c70, event=0x7fff72ba67f0) at graphicsview/qgraphicsview.cpp:2864
#31 0x00007f46e97d4627 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x1bb9110, event=0x7fff72ba67f0) at kernel/qcoreapplication.cpp:846
#32 0x00007f46e8b959b1 in QApplicationPrivate::notify_helper (this=0x12606f0, receiver=0x1bb9110, e=0x7fff72ba67f0) at kernel/qapplication.cpp:4458
#33 0x00007f46e8b9a3aa in QApplication::notify (this=<value optimized out>, receiver=0x1bb9110, e=0x7fff72ba67f0) at kernel/qapplication.cpp:4341
#34 0x00007f46ea48c866 in KApplication::notify (this=0x1251b30, receiver=0x1bb9110, event=0x7fff72ba67f0) at ../../kdeui/kernel/kapplication.cpp:311
#35 0x00007f46e97d449c in QCoreApplication::notifyInternal (this=0x1251b30, receiver=0x1bb9110, event=0x7fff72ba67f0) at kernel/qcoreapplication.cpp:731
#36 0x00007f46e8be3abd in sendSpontaneousEvent (this=0x1bd58d0, pdev=0x1b292f8, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1afb4d0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#37 QWidgetPrivate::drawWidget (this=0x1bd58d0, pdev=0x1b292f8, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1afb4d0) at kernel/qwidget.cpp:5492
#38 0x00007f46e8be46d2 in QWidgetPrivate::paintSiblingsRecursive (this=0x1bc1c40, pdev=0x1b292f8, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1afb4d0) at kernel/qwidget.cpp:5699
#39 0x00007f46e8be37fc in QWidgetPrivate::drawWidget (this=0x1bc1c40, pdev=0x1b292f8, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x1afb4d0) at kernel/qwidget.cpp:5545
#40 0x00007f46e8da82fb in QWidgetBackingStore::sync (this=0x1afb4d0) at painting/qbackingstore.cpp:1333
#41 0x00007f46e8bd9f50 in QWidgetPrivate::syncBackingStore (this=0x1bc1c40) at kernel/qwidget.cpp:1842
#42 0x00007f46e8be7184 in QWidget::event (this=0x1bb7c70, event=0x1febc40) at kernel/qwidget.cpp:8552
#43 0x00007f46e8f96a66 in QFrame::event (this=0x1bb7c70, e=0x1febc40) at widgets/qframe.cpp:557
#44 0x00007f46e90181fb in QAbstractScrollArea::event (this=0x1bb7c70, e=0x1febc40) at widgets/qabstractscrollarea.cpp:996
#45 0x00007f46ec8effe6 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#46 0x00007f46e8b959e4 in QApplicationPrivate::notify_helper (this=0x12606f0, receiver=0x1bb7c70, e=0x1febc40) at kernel/qapplication.cpp:4462
#47 0x00007f46e8b9a3aa in QApplication::notify (this=<value optimized out>, receiver=0x1bb7c70, e=0x1febc40) at kernel/qapplication.cpp:4341
#48 0x00007f46ea48c866 in KApplication::notify (this=0x1251b30, receiver=0x1bb7c70, event=0x1febc40) at ../../kdeui/kernel/kapplication.cpp:311
#49 0x00007f46e97d449c in QCoreApplication::notifyInternal (this=0x1251b30, receiver=0x1bb7c70, event=0x1febc40) at kernel/qcoreapplication.cpp:731
#50 0x00007f46e97d7c25 in sendEvent (receiver=0x1bb7c70, event_type=77, data=0x119eb60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#51 QCoreApplicationPrivate::sendPostedEvents (receiver=0x1bb7c70, event_type=77, data=0x119eb60) at kernel/qcoreapplication.cpp:1372
#52 0x00007f46e919188a in dispatchPendingUpdateRequests (this=0x1264e80) at ../../include/QtGui/private/../../../src/gui/graphicsview/qgraphicsview_p.h:189
#53 QGraphicsScenePrivate::_q_processDirtyItems (this=0x1264e80) at graphicsview/qgraphicsscene.cpp:510
#54 0x00007f46e9191caa in QGraphicsScene::qt_metacall (this=0x137cfa0, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0x25989e0) at .moc/release-shared/moc_qgraphicsscene.cpp:130
#55 0x00007f46ec133b65 in Plasma::Corona::qt_metacall (this=0x137cfa0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x25989e0) at ./corona.moc:109
#56 0x00007f46ec8e4065 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#57 0x00007f46e97e849a in QObject::event (this=0x137cfa0, e=<value optimized out>) at kernel/qobject.cpp:1226
#58 0x00007f46e919e58b in QGraphicsScene::event (this=0x137cfa0, event=0x228ddf0) at graphicsview/qgraphicsscene.cpp:3544
#59 0x00007f46e8b959e4 in QApplicationPrivate::notify_helper (this=0x12606f0, receiver=0x137cfa0, e=0x228ddf0) at kernel/qapplication.cpp:4462
#60 0x00007f46e8b9a3aa in QApplication::notify (this=<value optimized out>, receiver=0x137cfa0, e=0x228ddf0) at kernel/qapplication.cpp:4341
#61 0x00007f46ea48c866 in KApplication::notify (this=0x1251b30, receiver=0x137cfa0, event=0x228ddf0) at ../../kdeui/kernel/kapplication.cpp:311
#62 0x00007f46e97d449c in QCoreApplication::notifyInternal (this=0x1251b30, receiver=0x137cfa0, event=0x228ddf0) at kernel/qcoreapplication.cpp:731
#63 0x00007f46e97d7c25 in sendEvent (receiver=0x0, event_type=0, data=0x119eb60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#64 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x119eb60) at kernel/qcoreapplication.cpp:1372
#65 0x00007f46e97ff253 in sendPostedEvents (s=0x12631c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#66 postEventSourceDispatch (s=0x12631c0) at kernel/qeventdispatcher_glib.cpp:277
#67 0x00007f46e0fd2bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#68 0x00007f46e0fd33a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#69 0x00007f46e0fd3639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#70 0x00007f46e97ff3ef in QEventDispatcherGlib::processEvents (this=0x119e340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#71 0x00007f46e8c3cdfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#72 0x00007f46e97d3882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#73 0x00007f46e97d3abc in QEventLoop::exec (this=0x7fff72ba8790, flags=...) at kernel/qeventloop.cpp:201
#74 0x00007f46e97d7ecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#75 0x00007f46ec8ea897 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#76 0x00007f46ec536eff in __libc_start_main (main=0x400740 <_start+256>, argc=1, ubp_av=0x7fff72ba8b58, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff72ba8b48) at libc-start.c:226
#77 0x0000000000400669 in _start ()

This bug may be a duplicate of or related to bug 258706.

Possible duplicates by query: bug 273157, bug 273053, bug 272989, bug 272908, bug 272885.

Reported using DrKonqi