Version:           svn 24/7/08 (using Devel)
Installed from:    Compiled sources
OS:                Linux

i saw this bug closed and resolved earlier, but it's still happening with svn as of 24/7/08

stack trace below:

Application: Plasma Workspace (plasma), signal SIGSEGV
[Current thread is 0 (LWP 12629)]

Thread 6 (Thread 0xb2f03b90 (LWP 12630)):
#0  0xb7f50410 in __kernel_vsyscall ()
#1  0xb67a2aa5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb680de40 in QWaitConditionPrivate::wait (this=0x8266328, time=4294967295) at /home/sje/kde/src/qt-copy/src/corelib/thread/qwaitcondition_unix.cpp:88
#3  0xb680d93f in QWaitCondition::wait (this=0x82a0960, mutex=0x82a095c, time=4294967295) at /home/sje/kde/src/qt-copy/src/corelib/thread/qwaitcondition_unix.cpp:265
#4  0xb5e77db3 in QHostInfoAgent::run (this=0x82a0950) at /home/sje/kde/src/qt-copy/src/network/kernel/qhostinfo.cpp:247
#5  0xb680d3f5 in QThreadPrivate::start (arg=0x82a0950) at /home/sje/kde/src/qt-copy/src/corelib/thread/qthread_unix.cpp:190
#6  0xb679e4fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb5af8e5e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 5 (Thread 0xb26dbb90 (LWP 12631)):
#0  0xb7f50410 in __kernel_vsyscall ()
#1  0xb67a2aa5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb680de40 in QWaitConditionPrivate::wait (this=0x823db50, time=4294967295) at /home/sje/kde/src/qt-copy/src/corelib/thread/qwaitcondition_unix.cpp:88
#3  0xb680d93f in QWaitCondition::wait (this=0x823d4d4, mutex=0x823d4d0, time=4294967295) at /home/sje/kde/src/qt-copy/src/corelib/thread/qwaitcondition_unix.cpp:265
#4  0xb303bfef in RenderThread::run (this=0x823d4c8) at /home/sje/kde/src/KDE/kdebase/workspace/plasma/containments/desktop/renderthread.cpp:84
#5  0xb680d3f5 in QThreadPrivate::start (arg=0x823d4c8) at /home/sje/kde/src/qt-copy/src/corelib/thread/qthread_unix.cpp:190
#6  0xb679e4fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb5af8e5e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 4 (Thread 0xb160fb90 (LWP 12632)):
#0  0xb7f50410 in __kernel_vsyscall ()
#1  0xb67a2aa5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb680de40 in QWaitConditionPrivate::wait (this=0x816e8e8, time=4294967295) at /home/sje/kde/src/qt-copy/src/corelib/thread/qwaitcondition_unix.cpp:88
#3  0xb680d93f in QWaitCondition::wait (this=0x81ab084, mutex=0x81ab080, time=4294967295) at /home/sje/kde/src/qt-copy/src/corelib/thread/qwaitcondition_unix.cpp:265
#4  0xb303bfef in RenderThread::run (this=0x81ab078) at /home/sje/kde/src/KDE/kdebase/workspace/plasma/containments/desktop/renderthread.cpp:84
#5  0xb680d3f5 in QThreadPrivate::start (arg=0x81ab078) at /home/sje/kde/src/qt-copy/src/corelib/thread/qthread_unix.cpp:190
#6  0xb679e4fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb5af8e5e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 3 (Thread 0xb1edab90 (LWP 12635)):
#0  0xb7f50410 in __kernel_vsyscall ()
#1  0xb67a2aa5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb680de40 in QWaitConditionPrivate::wait (this=0x821acc0, time=4294967295) at /home/sje/kde/src/qt-copy/src/corelib/thread/qwaitcondition_unix.cpp:88
#3  0xb680d93f in QWaitCondition::wait (this=0x8140814, mutex=0x8140810, time=4294967295) at /home/sje/kde/src/qt-copy/src/corelib/thread/qwaitcondition_unix.cpp:265
#4  0xb303bfef in RenderThread::run (this=0x8140808) at /home/sje/kde/src/KDE/kdebase/workspace/plasma/containments/desktop/renderthread.cpp:84
#5  0xb680d3f5 in QThreadPrivate::start (arg=0x8140808) at /home/sje/kde/src/qt-copy/src/corelib/thread/qthread_unix.cpp:190
#6  0xb679e4fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb5af8e5e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xb0d56b90 (LWP 12843)):
#0  0xb7f50410 in __kernel_vsyscall ()
#1  0xb67a2aa5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb680de40 in QWaitConditionPrivate::wait (this=0x86ea370, time=4294967295) at /home/sje/kde/src/qt-copy/src/corelib/thread/qwaitcondition_unix.cpp:88
#3  0xb680d93f in QWaitCondition::wait (this=0x84b70b4, mutex=0x84b70b0, time=4294967295) at /home/sje/kde/src/qt-copy/src/corelib/thread/qwaitcondition_unix.cpp:265
#4  0xb303bfef in RenderThread::run (this=0x84b70a8) at /home/sje/kde/src/KDE/kdebase/workspace/plasma/containments/desktop/renderthread.cpp:84
#5  0xb680d3f5 in QThreadPrivate::start (arg=0x84b70a8) at /home/sje/kde/src/qt-copy/src/corelib/thread/qthread_unix.cpp:190
#6  0xb679e4fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb5af8e5e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb4b59a80 (LWP 12629)):
[KCrash Handler]
#6  0xb6912c7a in QObject::disconnect (sender=0x95a3aa8, signal=0x0, receiver=0x8140778, method=0x0) at /home/sje/kde/src/qt-copy/src/corelib/kernel/qobject.cpp:2571
#7  0xb7e36869 in QObject::disconnect (this=0x95a3aa8, receiver=0x8140778, member=0x0) at /opt/kde-svn/qt-copy/include/QtCore/qobject.h:215
#8  0xb7e5862c in Plasma::ContainmentPrivate::toggleDesktopImmutability (this=0x818f2a8) at /home/sje/kde/src/KDE/kdebase/workspace/libs/plasma/containment.cpp:1081
#9  0xb7e58971 in Plasma::Containment::qt_metacall (this=0x8140778, _c=QMetaObject::InvokeMetaMethod, _id=21, _a=0xbf939aec)
    at /home/sje/kde/build/KDE/kdebase/workspace/libs/plasma/containment.moc:130
#10 0xb302b2c4 in DefaultDesktop::qt_metacall (this=0x8140778, _c=QMetaObject::InvokeMetaMethod, _id=43, _a=0xbf939aec)
    at /home/sje/kde/build/KDE/kdebase/workspace/plasma/containments/desktop/desktop.moc:75
#11 0xb6916507 in QMetaObject::activate (sender=0x8117010, from_signal_index=5, to_signal_index=6, argv=0xbf939aec) at /home/sje/kde/src/qt-copy/src/corelib/kernel/qobject.cpp:3007
#12 0xb6916710 in QMetaObject::activate (sender=0x8117010, m=0xb6723e58, from_local_signal_index=1, to_local_signal_index=2, argv=0xbf939aec)
    at /home/sje/kde/src/qt-copy/src/corelib/kernel/qobject.cpp:3100
#13 0xb603077e in QAction::triggered (this=0x8117010, _t1=false) at .moc/debug-shared/moc_qaction.cpp:216
#14 0xb6032320 in QAction::activate (this=0x8117010, event=QAction::Trigger) at /home/sje/kde/src/qt-copy/src/gui/kernel/qaction.cpp:1119
#15 0xb6036161 in QAction::trigger (this=0x8117010) at ../../include/QtGui/../../src/gui/kernel/qaction.h:201
#16 0xb6034431 in QAction::qt_metacall (this=0x8117010, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0xbf939c2c) at .moc/debug-shared/moc_qaction.cpp:132
#17 0xb6916507 in QMetaObject::activate (sender=0x8232478, from_signal_index=6, to_signal_index=6, argv=0x0) at /home/sje/kde/src/qt-copy/src/corelib/kernel/qobject.cpp:3007
#18 0xb6916989 in QMetaObject::activate (sender=0x8232478, m=0xb7f16640, local_signal_index=1, argv=0x0) at /home/sje/kde/src/qt-copy/src/corelib/kernel/qobject.cpp:3080
#19 0xb7e9201d in Plasma::Icon::clicked (this=0x8232478) at /home/sje/kde/build/KDE/kdebase/workspace/libs/plasma/icon.moc:157
#20 0xb7e96729 in Plasma::Icon::mouseReleaseEvent (this=0x8232478, event=0xbf93a334) at /home/sje/kde/src/KDE/kdebase/workspace/libs/plasma/widgets/icon.cpp:1094
#21 0xb65eaf0f in QGraphicsItem::sceneEvent (this=0x8232480, event=0xbf93a334) at /home/sje/kde/src/qt-copy/src/gui/graphicsview/qgraphicsitem.cpp:3867
#22 0xb661d27f in QGraphicsWidget::sceneEvent (this=0x8232478, event=0xbf93a334) at /home/sje/kde/src/qt-copy/src/gui/graphicsview/qgraphicswidget.cpp:1003
#23 0xb65f59c5 in QGraphicsScenePrivate::sendEvent (this=0x8100078, item=0x8232480, event=0xbf93a334) at /home/sje/kde/src/qt-copy/src/gui/graphicsview/qgraphicsscene.cpp:1046
#24 0xb65f899b in QGraphicsScenePrivate::sendMouseEvent (this=0x8100078, mouseEvent=0xbf93a334) at /home/sje/kde/src/qt-copy/src/gui/graphicsview/qgraphicsscene.cpp:1117
#25 0xb6601f0a in QGraphicsScene::mouseReleaseEvent (this=0x8126468, mouseEvent=0xbf93a334) at /home/sje/kde/src/qt-copy/src/gui/graphicsview/qgraphicsscene.cpp:3597
#26 0xb65ff6f5 in QGraphicsScene::event (this=0x8126468, event=0xbf93a334) at /home/sje/kde/src/qt-copy/src/gui/graphicsview/qgraphicsscene.cpp:2990
#27 0xb603852d in QApplicationPrivate::notify_helper (this=0x807f058, receiver=0x8126468, e=0xbf93a334) at /home/sje/kde/src/qt-copy/src/gui/kernel/qapplication.cpp:3772
#28 0xb6038813 in QApplication::notify (this=0x8081870, receiver=0x8126468, e=0xbf93a334) at /home/sje/kde/src/qt-copy/src/gui/kernel/qapplication.cpp:3366
#29 0xb6f4824b in KApplication::notify (this=0x8081870, receiver=0x8126468, event=0xbf93a334) at /home/sje/kde/src/KDE/kdelibs/kdeui/kernel/kapplication.cpp:311
#30 0xb690167a in QCoreApplication::notifyInternal (this=0x8081870, receiver=0x8126468, event=0xbf93a334) at /home/sje/kde/src/qt-copy/src/corelib/kernel/qcoreapplication.cpp:583
#31 0xb7723c0b in QCoreApplication::sendEvent (receiver=0x8126468, event=0xbf93a334) at ../../../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#32 0xb6613846 in QGraphicsView::mouseReleaseEvent (this=0x8485048, event=0xbf93a9d8) at /home/sje/kde/src/qt-copy/src/gui/graphicsview/qgraphicsview.cpp:2789
#33 0xb6095cf9 in QWidget::event (this=0x8485048, event=0xbf93a9d8) at /home/sje/kde/src/qt-copy/src/gui/kernel/qwidget.cpp:6927
#34 0xb6400a4c in QFrame::event (this=0x8485048, e=0xbf93a9d8) at /home/sje/kde/src/qt-copy/src/gui/widgets/qframe.cpp:657
#35 0xb6497ea1 in QAbstractScrollArea::viewportEvent (this=0x8485048, e=0xbf93a9d8) at /home/sje/kde/src/qt-copy/src/gui/widgets/qabstractscrollarea.cpp:941
#36 0xb660e198 in QGraphicsView::viewportEvent (this=0x8485048, event=0xbf93a9d8) at /home/sje/kde/src/qt-copy/src/gui/graphicsview/qgraphicsview.cpp:2267
#37 0xb649a98e in QAbstractScrollAreaPrivate::viewportEvent (this=0x83c61e0, event=0xbf93a9d8) at /home/sje/kde/src/qt-copy/src/gui/widgets/qabstractscrollarea_p.h:102
#38 0xb649a9c0 in QAbstractScrollAreaFilter::eventFilter (this=0x83c72b8, o=0x83c6ab8, e=0xbf93a9d8) at /home/sje/kde/src/qt-copy/src/gui/widgets/qabstractscrollarea_p.h:113
#39 0xb68ffa08 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x807f058, receiver=0x83c6ab8, event=0xbf93a9d8)
    at /home/sje/kde/src/qt-copy/src/corelib/kernel/qcoreapplication.cpp:694
#40 0xb6038507 in QApplicationPrivate::notify_helper (this=0x807f058, receiver=0x83c6ab8, e=0xbf93a9d8) at /home/sje/kde/src/qt-copy/src/gui/kernel/qapplication.cpp:3768
#41 0xb6039001 in QApplication::notify (this=0x8081870, receiver=0x83c6ab8, e=0xbf93a9d8) at /home/sje/kde/src/qt-copy/src/gui/kernel/qapplication.cpp:3501
#42 0xb6f4824b in KApplication::notify (this=0x8081870, receiver=0x83c6ab8, event=0xbf93a9d8) at /home/sje/kde/src/KDE/kdelibs/kdeui/kernel/kapplication.cpp:311
#43 0xb690167a in QCoreApplication::notifyInternal (this=0x8081870, receiver=0x83c6ab8, event=0xbf93a9d8) at /home/sje/kde/src/qt-copy/src/corelib/kernel/qcoreapplication.cpp:583
#44 0xb6044379 in QCoreApplication::sendSpontaneousEvent (receiver=0x83c6ab8, event=0xbf93a9d8) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#45 0xb603ce76 in QApplicationPrivate::sendMouseEvent (receiver=0x83c6ab8, event=0xbf93a9d8, alienWidget=0x83c6ab8, nativeWidget=0x8485048, buttonDown=0xb6741be0, lastMouseReceiver=@0xb6741be4)
    at /home/sje/kde/src/qt-copy/src/gui/kernel/qapplication.cpp:2766
#46 0xb60b6f31 in QETWidget::translateMouseEvent (this=0x8485048, event=0xbf93af7c) at /home/sje/kde/src/qt-copy/src/gui/kernel/qapplication_x11.cpp:4133
#47 0xb60b45ce in QApplication::x11ProcessEvent (this=0x8081870, event=0xbf93af7c) at /home/sje/kde/src/qt-copy/src/gui/kernel/qapplication_x11.cpp:3133
#48 0xb60e0c0d in x11EventSourceDispatch (s=0x8082028, callback=0, user_data=0x0) at /home/sje/kde/src/qt-copy/src/gui/kernel/qguieventdispatcher_glib.cpp:148
#49 0xb58cebf8 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#50 0xb58d1e5e in ?? () from /usr/lib/libglib-2.0.so.0
#51 0xb58d23ac in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#52 0xb6930bbc in QEventDispatcherGlib::processEvents (this=0x8081938, flags=@0xbf93b114) at /home/sje/kde/src/qt-copy/src/corelib/kernel/qeventdispatcher_glib.cpp:325
#53 0xb60e0428 in QGuiEventDispatcherGlib::processEvents (this=0x8081938, flags=@0xbf93b144) at /home/sje/kde/src/qt-copy/src/gui/kernel/qguieventdispatcher_glib.cpp:204
#54 0xb68fe53a in QEventLoop::processEvents (this=0xbf93b1c0, flags=@0xbf93b184) at /home/sje/kde/src/qt-copy/src/corelib/kernel/qeventloop.cpp:149
#55 0xb68fe779 in QEventLoop::exec (this=0xbf93b1c0, flags=@0xbf93b1c8) at /home/sje/kde/src/qt-copy/src/corelib/kernel/qeventloop.cpp:196
#56 0xb6901e63 in QCoreApplication::exec () at /home/sje/kde/src/qt-copy/src/corelib/kernel/qcoreapplication.cpp:845
#57 0xb6038246 in QApplication::exec () at /home/sje/kde/src/qt-copy/src/gui/kernel/qapplication.cpp:3304
#58 0xb7f337c1 in kdemain (argc=1, argv=0xbf93b364) at /home/sje/kde/src/KDE/kdebase/workspace/plasma/plasma/main.cpp:58
#59 0x080487c6 in main (argc=-1208696440, argv=0x8100078) at /home/sje/kde/build/KDE/kdebase/workspace/plasma/plasma/plasma_qgv_dummy.cpp:3