Bug 277342

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:
I was just showing and hiding the Kopete application "window".

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fe1664727a0 (LWP 2166))]

Thread 4 (Thread 0x7fe143982700 (LWP 2169)):
#0  0x00007fe165d6bf03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fe15a74e104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe15a74e639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe162f7a446 in QEventDispatcherGlib::processEvents (this=0x171f6d0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fe162f4e882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fe162f4eabc in QEventLoop::exec (this=0x7fe143981db0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fe162e65924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007fe162f30c2f in QInotifyFileSystemWatcherEngine::run (this=0x171eca0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fe162e68175 in QThreadPrivate::start (arg=0x171eca0) at thread/qthread_unix.cpp:320
#9  0x00007fe15b051d8c in start_thread (arg=0x7fe143982700) at pthread_create.c:304
#10 0x00007fe165d7904d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fe14176f700 (LWP 2170)):
#0  0x00007fe165d6bf03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fe15a74e104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe15a74e639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe162f7a446 in QEventDispatcherGlib::processEvents (this=0x17414c0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fe162f4e882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fe162f4eabc in QEventLoop::exec (this=0x7fe14176edb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fe162e65924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007fe162f30c2f in QInotifyFileSystemWatcherEngine::run (this=0x1740a60) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fe162e68175 in QThreadPrivate::start (arg=0x1740a60) at thread/qthread_unix.cpp:320
#9  0x00007fe15b051d8c in start_thread (arg=0x7fe14176f700) at pthread_create.c:304
#10 0x00007fe165d7904d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fe1399a4700 (LWP 2176)):
#0  0x00007fe165d6bf03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fe15a74e104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe15a74e9f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe13aabbc44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fe15a7753e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe15b051d8c in start_thread (arg=0x7fe1399a4700) at pthread_create.c:304
#6  0x00007fe165d7904d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fe1664727a0 (LWP 2166)):
[KCrash Handler]
#6  0x00007fe163bae5df in QString (this=0x1dc0075, group=0, state=0) at /usr/include/qt4/QtCore/qstring.h:728
#7  KIconEffect::fingerprint (this=0x1dc0075, group=0, state=0) at ../../kdeui/icons/kiconeffect.cpp:169
#8  0x00007fe163bb3feb in KIconLoaderPrivate::makeCacheKey (this=<value optimized out>, name=..., group=KIconLoader::Desktop, overlays=..., size=24, state=0) at ../../kdeui/icons/kiconloader.cpp:782
#9  0x00007fe163bbad03 in KIconLoader::loadIcon (this=0x1daeef0, _name=<value optimized out>, group=KIconLoader::Desktop, size=24, state=0, overlays=..., path_store=0x0, canReturnNull=false) at ../../kdeui/icons/kiconloader.cpp:1226
#10 0x00007fe163bb2c99 in KIconEngine::pixmap (this=<value optimized out>, size=..., mode=<value optimized out>, state=<value optimized out>) at ../../kdeui/icons/kiconengine.cpp:93
#11 0x00007fe1623b9dd5 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 0x00007fe16595b099 in Plasma::IconWidgetPrivate::decoration (this=0x201f1a0, option=<value optimized out>, useHoverEffect=false, usePressedEffect=false) at ../../plasma/widgets/iconwidget.cpp:812
#13 0x00007fe165960e51 in Plasma::IconWidget::paint (this=0x1a368c0, painter=0x7fff2026d4d0, option=0xc2c228, widget=<value optimized out>) at ../../plasma/widgets/iconwidget.cpp:1128
#14 0x00007fe14c72f3e9 in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#15 0x00007fe16290019d in _q_paintItem (item=<value optimized out>, painter=0x7fff2026d4d0, option=0xc2c228, widget=0x0, useWindowOpacity=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4314
#16 0x00007fe1629004b0 in _q_paintIntoCache (pix=0x7fff2026da00, item=0x1a368d0, pixmapExposed=..., itemToPixmap=..., renderHints=..., option=0xc2c228, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4352
#17 0x00007fe162913ce8 in QGraphicsScenePrivate::drawItemHelper (this=0xc2c000, item=0x1a368d0, painter=0x7fff2026fa10, option=0xc2c228, widget=<value optimized out>, painterStateProtection=true) at graphicsview/qgraphicsscene.cpp:4690
#18 0x00007fe1629148ba in QGraphicsScenePrivate::draw (this=0xc2c000, item=0x1a368d0, painter=0x7fff2026fa10, viewTransform=0x7fff2026f7a0, transformPtr=0x7fff2026e0c0, exposedRegion=0x1a3aa40, widget=0xf44520, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4962
#19 0x00007fe162915565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0xc2c000, item=0x1a368d0, painter=0x7fff2026fa10, viewTransform=0x7fff2026f7a0, exposedRegion=0x1a3aa40, widget=0xf44520, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#20 0x00007fe162914730 in QGraphicsScenePrivate::draw (this=0xc2c000, item=0x1053b80, painter=0x7fff2026fa10, viewTransform=0x7fff2026f7a0, transformPtr=0x7fff2026e6c0, exposedRegion=0x1a3aa40, widget=0xf44520, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#21 0x00007fe162915565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0xc2c000, item=0x1053b80, painter=0x7fff2026fa10, viewTransform=0x7fff2026f7a0, exposedRegion=0x1a3aa40, widget=0xf44520, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#22 0x00007fe162914730 in QGraphicsScenePrivate::draw (this=0xc2c000, item=0xebdca0, painter=0x7fff2026fa10, viewTransform=0x7fff2026f7a0, transformPtr=0x7fff2026ecc0, exposedRegion=0x1a3aa40, widget=0xf44520, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#23 0x00007fe162915565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0xc2c000, item=0xebdca0, painter=0x7fff2026fa10, viewTransform=0x7fff2026f7a0, exposedRegion=0x1a3aa40, widget=0xf44520, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#24 0x00007fe162914730 in QGraphicsScenePrivate::draw (this=0xc2c000, item=0xd020c0, painter=0x7fff2026fa10, viewTransform=0x7fff2026f7a0, transformPtr=0x7fff2026f2c0, exposedRegion=0x1a3aa40, widget=0xf44520, opacity=1, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true) at graphicsview/qgraphicsscene.cpp:4979
#25 0x00007fe162915565 in QGraphicsScenePrivate::drawSubtreeRecursive (this=0xc2c000, item=0xd020c0, painter=0x7fff2026fa10, viewTransform=0x7fff2026f7a0, exposedRegion=0x1a3aa40, widget=0xf44520, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4853
#26 0x00007fe162915d94 in QGraphicsScenePrivate::drawItems (this=0xc2c000, painter=0x7fff2026fa10, viewTransform=0x7fff2026f7a0, exposedRegion=0x1a3aa40, widget=0xf44520) at graphicsview/qgraphicsscene.cpp:4735
#27 0x00007fe162932bd2 in QGraphicsView::paintEvent (this=<value optimized out>, event=<value optimized out>) at graphicsview/qgraphicsview.cpp:3469
#28 0x00007fe162361c6a in QWidget::event (this=0x1810c00, event=0x7fff20270330) at kernel/qwidget.cpp:8405
#29 0x00007fe162711a66 in QFrame::event (this=0x1810c00, e=0x7fff20270330) at widgets/qframe.cpp:557
#30 0x00007fe162933e8b in QGraphicsView::viewportEvent (this=0x1810c00, event=0x7fff20270330) at graphicsview/qgraphicsview.cpp:2864
#31 0x00007fe162f4f627 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0xf44520, event=0x7fff20270330) at kernel/qcoreapplication.cpp:846
#32 0x00007fe1623109b1 in QApplicationPrivate::notify_helper (this=0xc2a6e0, receiver=0xf44520, e=0x7fff20270330) at kernel/qapplication.cpp:4458
#33 0x00007fe1623153aa in QApplication::notify (this=<value optimized out>, receiver=0xf44520, e=0x7fff20270330) at kernel/qapplication.cpp:4341
#34 0x00007fe163c07866 in KApplication::notify (this=0xc1b530, receiver=0xf44520, event=0x7fff20270330) at ../../kdeui/kernel/kapplication.cpp:311
#35 0x00007fe162f4f49c in QCoreApplication::notifyInternal (this=0xc1b530, receiver=0xf44520, event=0x7fff20270330) at kernel/qcoreapplication.cpp:731
#36 0x00007fe16235eabd in sendSpontaneousEvent (this=0x1d49d10, pdev=0x1ce5688, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x18268b0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#37 QWidgetPrivate::drawWidget (this=0x1d49d10, pdev=0x1ce5688, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x18268b0) at kernel/qwidget.cpp:5492
#38 0x00007fe16235f6d2 in QWidgetPrivate::paintSiblingsRecursive (this=0x1a3a5b0, pdev=0x1ce5688, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x18268b0) at kernel/qwidget.cpp:5699
#39 0x00007fe16235e7fc in QWidgetPrivate::drawWidget (this=0x1a3a5b0, pdev=0x1ce5688, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x18268b0) at kernel/qwidget.cpp:5545
#40 0x00007fe1625232fb in QWidgetBackingStore::sync (this=0x18268b0) at painting/qbackingstore.cpp:1333
#41 0x00007fe162354f50 in QWidgetPrivate::syncBackingStore (this=0x1a3a5b0) at kernel/qwidget.cpp:1842
#42 0x00007fe162362184 in QWidget::event (this=0x1810c00, event=0x1daeef0) at kernel/qwidget.cpp:8552
#43 0x00007fe162711a66 in QFrame::event (this=0x1810c00, e=0x1daeef0) at widgets/qframe.cpp:557
#44 0x00007fe1627931fb in QAbstractScrollArea::event (this=0x1810c00, e=0x1daeef0) at widgets/qabstractscrollarea.cpp:996
#45 0x00007fe16606afe6 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#46 0x00007fe1623109e4 in QApplicationPrivate::notify_helper (this=0xc2a6e0, receiver=0x1810c00, e=0x1daeef0) at kernel/qapplication.cpp:4462
#47 0x00007fe1623153aa in QApplication::notify (this=<value optimized out>, receiver=0x1810c00, e=0x1daeef0) at kernel/qapplication.cpp:4341
#48 0x00007fe163c07866 in KApplication::notify (this=0xc1b530, receiver=0x1810c00, event=0x1daeef0) at ../../kdeui/kernel/kapplication.cpp:311
#49 0x00007fe162f4f49c in QCoreApplication::notifyInternal (this=0xc1b530, receiver=0x1810c00, event=0x1daeef0) at kernel/qcoreapplication.cpp:731
#50 0x00007fe162f52c25 in sendEvent (receiver=0x1810c00, event_type=77, data=0xba7b60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#51 QCoreApplicationPrivate::sendPostedEvents (receiver=0x1810c00, event_type=77, data=0xba7b60) at kernel/qcoreapplication.cpp:1372
#52 0x00007fe16290c88a in dispatchPendingUpdateRequests (this=0xc2c000) at ../../include/QtGui/private/../../../src/gui/graphicsview/qgraphicsview_p.h:189
#53 QGraphicsScenePrivate::_q_processDirtyItems (this=0xc2c000) at graphicsview/qgraphicsscene.cpp:510
#54 0x00007fe16290ccaa in QGraphicsScene::qt_metacall (this=0xc26320, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0x1b6c020) at .moc/release-shared/moc_qgraphicsscene.cpp:130
#55 0x00007fe1658aeb65 in Plasma::Corona::qt_metacall (this=0xc26320, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x1b6c020) at ./corona.moc:109
#56 0x00007fe16605f065 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#57 0x00007fe162f6349a in QObject::event (this=0xc26320, e=<value optimized out>) at kernel/qobject.cpp:1226
#58 0x00007fe16291958b in QGraphicsScene::event (this=0xc26320, event=0x20087d0) at graphicsview/qgraphicsscene.cpp:3544
#59 0x00007fe1623109e4 in QApplicationPrivate::notify_helper (this=0xc2a6e0, receiver=0xc26320, e=0x20087d0) at kernel/qapplication.cpp:4462
#60 0x00007fe1623153aa in QApplication::notify (this=<value optimized out>, receiver=0xc26320, e=0x20087d0) at kernel/qapplication.cpp:4341
#61 0x00007fe163c07866 in KApplication::notify (this=0xc1b530, receiver=0xc26320, event=0x20087d0) at ../../kdeui/kernel/kapplication.cpp:311
#62 0x00007fe162f4f49c in QCoreApplication::notifyInternal (this=0xc1b530, receiver=0xc26320, event=0x20087d0) at kernel/qcoreapplication.cpp:731
#63 0x00007fe162f52c25 in sendEvent (receiver=0x0, event_type=0, data=0xba7b60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#64 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0xba7b60) at kernel/qcoreapplication.cpp:1372
#65 0x00007fe162f7a253 in sendPostedEvents (s=0xc30a40) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#66 postEventSourceDispatch (s=0xc30a40) at kernel/qeventdispatcher_glib.cpp:277
#67 0x00007fe15a74dbcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#68 0x00007fe15a74e3a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#69 0x00007fe15a74e639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#70 0x00007fe162f7a3ef in QEventDispatcherGlib::processEvents (this=0xba7340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#71 0x00007fe1623b7dfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#72 0x00007fe162f4e882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#73 0x00007fe162f4eabc in QEventLoop::exec (this=0x7fff202722d0, flags=...) at kernel/qeventloop.cpp:201
#74 0x00007fe162f52ecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#75 0x00007fe166065897 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#76 0x00007fe165cb1eff in __libc_start_main (main=0x400740 <_start+256>, argc=1, ubp_av=0x7fff20272698, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff20272688) at libc-start.c:226
#77 0x0000000000400669 in _start ()

Possible duplicates by query: bug 277264, bug 277129, bug 277093, bug 276408, bug 276393.

Reported using DrKonqi