Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.00 (4.6.0)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-25-generic x86_64
Distribution: Ubuntu 10.10

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

Sometimes wehen i log out, shutdown or restart kubuntu plasma-desktop crashes and restarts again.
when i close the assistent for broken applications the computer does the wanted shutdown or...  .

The crash can be reproduced some of the time.

-- Backtrace:
Application: Plasma-Desktop-Umgebung (plasma-desktop), signal: Aborted
[Current thread is 1 (Thread 0x7f0e2f440780 (LWP 1665))]

Thread 3 (Thread 0x7f0e240e6700 (LWP 1667)):
#0  __pthread_mutex_unlock_usercnt (mutex=0x15afa98) at pthread_mutex_unlock.c:37
#1  __pthread_mutex_unlock (mutex=0x15afa98) at pthread_mutex_unlock.c:290
#2  0x0000003146843a05 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#3  0x0000003146843e78 in ?? () from /lib/libglib-2.0.so.0
#4  0x000000314684445c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#5  0x000000314dd951e6 in QEventDispatcherGlib::processEvents (this=0x15682c0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#6  0x000000314dd67a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#7  0x000000314dd67dec in QEventLoop::exec (this=0x7f0e240e5d90, flags=) at kernel/qeventloop.cpp:201
#8  0x000000314dc722fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#9  0x000000314dd475f8 in QInotifyFileSystemWatcherEngine::run (this=0x15a2df0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x000000314dc7527e in QThreadPrivate::start (arg=0x15a2df0) at thread/qthread_unix.cpp:266
#11 0x0000003145407971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#12 0x0000003144ce692d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f0e21d09700 (LWP 1669)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f0e21d08a70 in ?? ()
#2  0x00007fff843ff852 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 1 (Thread 0x7f0e2f440780 (LWP 1665)):
[KCrash Handler]
#6  0x0000003144c33ba5 in raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#7  0x0000003144c376b0 in abort () at abort.c:92
#8  0x000000314b4bb6bd in __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/libstdc++.so.6
#9  0x000000314b4b9906 in ?? () from /usr/lib/libstdc++.so.6
#10 0x000000314b4b9933 in std::terminate() () from /usr/lib/libstdc++.so.6
#11 0x000000314b4ba28f in __cxa_pure_virtual () from /usr/lib/libstdc++.so.6
#12 0x0000003977dcabf1 in QGraphicsItem::sceneBoundingRect (this=0x681) at graphicsview/qgraphicsitem.cpp:4756
#13 0x0000003977dfbfe8 in QGraphicsScene::itemsBoundingRect (this=<value optimized out>) at graphicsview/qgraphicsscene.cpp:1920
#14 0x0000003977e031c1 in QGraphicsScene::sceneRect (this=0xf4e700) at graphicsview/qgraphicsscene.cpp:1668
#15 0x000000332a5101ab in Plasma::Corona::screenGeometry (this=<value optimized out>, id=<value optimized out>) at ../../plasma/corona.cpp:723
#16 0x000000332a52490a in Plasma::ExtenderPrivate::adjustSize (this=0x16da420) at ../../plasma/extenders/extender.cpp:917
#17 0x000000332a530884 in Plasma::ExtenderItem::setCollapsed (this=0x1d84a80, collapsed=true) at ../../plasma/extenders/extenderitem.cpp:619
#18 0x00007f0e212f97fd in NotificationGroup::removeNotification (this=0x1d84a80, notification=0x176b0a0) at ../../../../../plasma/generic/applets/notifications/ui/notificationgroup.cpp:181
#19 0x00007f0e212f9f74 in NotificationGroup::qt_metacall (this=0x1d84a80, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff843f17a0) at ./notificationgroup.moc:83
#20 0x000000314dd80b27 in QMetaObject::activate (sender=0x176b0a0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0xffffffffffffffff) at kernel/qobject.cpp:3280
#21 0x00007f0e212de8c2 in Notification::notificationDestroyed (this=0x681, _t1=0x176b0a0) at ./notification.moc:122
#22 0x00007f0e212df32b in Notification::~Notification (this=0x681, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/notifications/core/notification.cpp:71
#23 0x00007f0e212e4b3a in DBusNotification::~DBusNotification (this=0x176b0a0, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/notifications/protocols/notifications/dbusnotification.cpp:36
#24 0x00007f0e212f84d7 in qDeleteAll<QList<Notification*>::const_iterator> (this=0x1d84a80, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:322
#25 qDeleteAll<QList<Notification*> > (this=0x1d84a80, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:330
#26 NotificationGroup::~NotificationGroup (this=0x1d84a80, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/notifications/ui/notificationgroup.cpp:69
#27 0x000000332a527e2a in Plasma::Extender::~Extender (this=0x16d8f90, __in_chrg=<value optimized out>) at ../../plasma/extenders/extender.cpp:155
#28 0x000000332a4deacc in Plasma::AppletPrivate::~AppletPrivate (this=0x16d3bd0, __in_chrg=<value optimized out>) at ../../plasma/applet.cpp:2557
#29 0x000000332a4e544a in Plasma::Applet::~Applet (this=0x16d1e00, __in_chrg=<value optimized out>) at ../../plasma/applet.cpp:223
#30 0x00007f0e212eca4d in Notifications::~Notifications (this=0x16d1e00, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/notifications/ui/notifications.cpp:119
#31 0x0000003977dd91df in QGraphicsItem::~QGraphicsItem (this=0x12ee330, __in_chrg=<value optimized out>) at graphicsview/qgraphicsitem.cpp:1462
#32 0x0000003977e37090 in ~QGraphicsObject (this=0x12ee320, __in_chrg=<value optimized out>) at ../../include/QtGui/../../src/gui/graphicsview/qgraphicsitem.h:547
#33 QGraphicsWidget::~QGraphicsWidget (this=0x12ee320, __in_chrg=<value optimized out>) at graphicsview/qgraphicswidget.cpp:277
#34 0x00007f0e26dd2441 in SystemTray::TaskArea::~TaskArea (this=0x12ee320, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:152
#35 0x00007f0e26dc76d1 in SystemTray::Applet::~Applet (this=0x12ef0b0, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/ui/applet.cpp:125
#36 0x000000332a502a2f in qDeleteAll<QList<Plasma::Applet*>::const_iterator> (this=0x120d060, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:322
#37 qDeleteAll<QList<Plasma::Applet*> > (this=0x120d060, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:330
#38 ~ContainmentPrivate (this=0x120d060, __in_chrg=<value optimized out>) at ../../plasma/private/containment_p.h:70
#39 Plasma::Containment::~Containment (this=0x120d060, __in_chrg=<value optimized out>) at ../../plasma/containment.cpp:148
#40 0x00007f0e28381ed5 in Panel::~Panel (this=0x120d060, __in_chrg=<value optimized out>) at ../../../../../plasma/desktop/containments/panel/panel.cpp:117
#41 0x000000332a51298f in qDeleteAll<QList<Plasma::Containment*>::const_iterator> (this=0xf4e700, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:322
#42 qDeleteAll<QList<Plasma::Containment*> > (this=0xf4e700, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:330
#43 ~CoronaPrivate (this=0xf4e700, __in_chrg=<value optimized out>) at ../../plasma/corona.cpp:84
#44 Plasma::Corona::~Corona (this=0xf4e700, __in_chrg=<value optimized out>) at ../../plasma/corona.cpp:316
#45 0x000000379da34894 in DesktopCorona::~DesktopCorona (this=0xf4e700, __in_chrg=<value optimized out>) at ../../../../plasma/desktop/shell/desktopcorona.cpp:73
#46 0x000000379da58816 in PlasmaApp::cleanup (this=0xdfc880) at ../../../../plasma/desktop/shell/plasmaapp.cpp:368
#47 0x000000379da5ea0d in PlasmaApp::qt_metacall (this=0xdfc880, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff843f1ef0) at ./plasmaapp.moc:157
#48 0x000000314dd80b27 in QMetaObject::activate (sender=0xdfc880, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0xffffffffffffffff) at kernel/qobject.cpp:3280
#49 0x000000314dd6bee3 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1014
#50 0x000000379da41d23 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#51 0x0000003144c1ed8e 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=0x7fff843f2318) at libc-start.c:226
#52 0x0000000000400669 in _start ()

This bug may be a duplicate of or related to bug 264142.

Possible duplicates by query: bug 264696, bug 264627, bug 264587, bug 264495, bug 264418.

Reported using DrKonqi