Bug 279079

Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-10-generic i686
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:
I clicked the shut down menu in the start menu. The screen went black as usual, and than the crash info showed up.

- Unusual behavior I noticed:
None.

- Custom settings of the application:
Oxygen theme, few widgets, oxygen system monitor, desktop folder, ...

The crash can be reproduced some of the time.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7713ad0 (LWP 1754))]

Thread 3 (Thread 0xaf7ffb70 (LWP 1758)):
#0  0x096e6374 in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x001ee616 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0x07be00e1 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x07be0524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x040ab577 in QEventDispatcherGlib::processEvents (this=0xa033ea0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x0407d289 in QEventLoop::processEvents (this=0xaf7ff280, flags=...) at kernel/qeventloop.cpp:149
#6  0x0407d522 in QEventLoop::exec (this=0xaf7ff280, flags=...) at kernel/qeventloop.cpp:201
#7  0x03f872a0 in QThread::exec (this=0xa0334e0) at thread/qthread.cpp:492
#8  0x0405efdb in QInotifyFileSystemWatcherEngine::run (this=0xa0334e0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x03f89da2 in QThreadPrivate::start (arg=0xa0334e0) at thread/qthread_unix.cpp:320
#10 0x096e3e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#11 0x001e073e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xae1bdb70 (LWP 1759)):
#0  0x02214d43 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0x03fdfdd8 in do_gettime () at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0x040ac4f2 in updateCurrentTime (this=0xa0d03a4, tm=...) at kernel/qeventdispatcher_unix.cpp:339
#4  QTimerInfoList::timerWait (this=0xa0d03a4, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0x040aad32 in timerSourcePrepareHelper (src=<value optimized out>, timeout=0xae1bd0cc) at kernel/qeventdispatcher_glib.cpp:136
#6  0x040aadcd in timerSourcePrepare (source=0xa0d0370, timeout=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0x07bdefd4 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0x07bdfe63 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0x07be0524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0x040ab577 in QEventDispatcherGlib::processEvents (this=0xa0d03f8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0x0407d289 in QEventLoop::processEvents (this=0xae1bd280, flags=...) at kernel/qeventloop.cpp:149
#12 0x0407d522 in QEventLoop::exec (this=0xae1bd280, flags=...) at kernel/qeventloop.cpp:201
#13 0x03f872a0 in QThread::exec (this=0xa0ce9c0) at thread/qthread.cpp:492
#14 0x0405efdb in QInotifyFileSystemWatcherEngine::run (this=0xa0ce9c0) at io/qfilesystemwatcher_inotify.cpp:248
#15 0x03f89da2 in QThreadPrivate::start (arg=0xa0ce9c0) at thread/qthread_unix.cpp:320
#16 0x096e3e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0x001e073e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb7713ad0 (LWP 1754)):
[KCrash Handler]
#7  0x040960f9 in QObject::~QObject (this=0xa9fc240, __in_chrg=<value optimized out>) at kernel/qobject.cpp:891
#8  0x004a16b7 in Plasma::Svg::~Svg (this=0xa9fc240, __in_chrg=<value optimized out>) at ../../plasma/svg.cpp:638
#9  0x00432e97 in Plasma::FrameSvg::~FrameSvg (this=0xa9fc240, __in_chrg=<value optimized out>) at ../../plasma/framesvg.cpp:57
#10 0x00432ed2 in Plasma::FrameSvg::~FrameSvg (this=0xa9fc240, __in_chrg=<value optimized out>) at ../../plasma/framesvg.cpp:60
#11 0x04091b87 in QObjectPrivate::deleteChildren (this=0xa765048) at kernel/qobject.cpp:1964
#12 0x0409639f in QObject::~QObject (this=0xa7f47c0, __in_chrg=<value optimized out>) at kernel/qobject.cpp:946
#13 0x01a2b758 in ~QGraphicsObject (this=0xa7f47c0, __in_chrg=<value optimized out>) at ../../include/QtGui/../../src/gui/graphicsview/qgraphicsitem.h:547
#14 QGraphicsWidget::~QGraphicsWidget (this=0xa7f47c0, __in_chrg=<value optimized out>) at graphicsview/qgraphicswidget.cpp:232
#15 0x004c47ad in Plasma::IconWidget::~IconWidget (this=0xa7f47c0, __in_chrg=<value optimized out>) at ../../plasma/widgets/iconwidget.cpp:375
#16 0x03cdd806 in ~DBusSystemTrayWidget (this=0xa7f47c0, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/protocols/dbussystemtray/dbussystemtraywidget.h:36
#17 SystemTray::DBusSystemTrayWidget::~DBusSystemTrayWidget (this=0xa7f47c0, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/protocols/dbussystemtray/dbussystemtraywidget.h:36
#18 0x019d6566 in QGraphicsItem::~QGraphicsItem (this=0x9a7b4a0, __in_chrg=<value optimized out>) at graphicsview/qgraphicsitem.cpp:1481
#19 0x01a2b74d in ~QGraphicsObject (this=0x9a7b498, __in_chrg=<value optimized out>) at ../../include/QtGui/../../src/gui/graphicsview/qgraphicsitem.h:547
#20 QGraphicsWidget::~QGraphicsWidget (this=0x9a7b498, __in_chrg=<value optimized out>) at graphicsview/qgraphicswidget.cpp:232
#21 0x03cfb81b in SystemTray::TaskArea::~TaskArea (this=0x9a7b498, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:146
#22 0x03cfb902 in SystemTray::TaskArea::~TaskArea (this=0x9a7b498, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:153
#23 0x03cf23e1 in SystemTray::Applet::~Applet (this=0x9a3e5d8, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/ui/applet.cpp:125
#24 0x03cf2602 in SystemTray::Applet::~Applet (this=0x9a3e5d8, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/ui/applet.cpp:143
#25 0x003f4fa6 in qDeleteAll<QList<Plasma::Applet*>::const_iterator> (this=0x98ed5a0, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:322
#26 qDeleteAll<QList<Plasma::Applet*> > (this=0x98ed5a0, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:330
#27 ~ContainmentPrivate (this=0x98ed5a0, __in_chrg=<value optimized out>) at ../../plasma/private/containment_p.h:70
#28 Plasma::Containment::~Containment (this=0x98ed5a0, __in_chrg=<value optimized out>) at ../../plasma/containment.cpp:148
#29 0x02e8e86b in ~Panel (this=0x98ed5a0, __in_chrg=<value optimized out>) at ../../../../../plasma/desktop/containments/panel/panel.cpp:127
#30 Panel::~Panel (this=0x98ed5a0, __in_chrg=<value optimized out>) at ../../../../../plasma/desktop/containments/panel/panel.cpp:129
#31 0x00406d9e in qDeleteAll<QList<Plasma::Containment*>::const_iterator> (this=0x9842470, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:322
#32 qDeleteAll<QList<Plasma::Containment*> > (this=0x9842470, __in_chrg=<value optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:330
#33 Plasma::CoronaPrivate::~CoronaPrivate (this=0x9842470, __in_chrg=<value optimized out>) at ../../plasma/corona.cpp:774
#34 0x00406f88 in Plasma::Corona::~Corona (this=0x9847b60, __in_chrg=<value optimized out>) at ../../plasma/corona.cpp:82
#35 0x008821cc in DesktopCorona::~DesktopCorona (this=0x9847b60, __in_chrg=<value optimized out>) at ../../../../plasma/desktop/shell/desktopcorona.cpp:70
#36 0x00882202 in DesktopCorona::~DesktopCorona (this=0x9847b60, __in_chrg=<value optimized out>) at ../../../../plasma/desktop/shell/desktopcorona.cpp:73
#37 0x008a7980 in PlasmaApp::cleanup (this=0x98392e0) at ../../../../plasma/desktop/shell/plasmaapp.cpp:368
#38 0x008aae52 in PlasmaApp::qt_metacall (this=0x98392e0, _c=QMetaObject::InvokeMetaMethod, _id=19, _a=0xbfac6e1c) at ./plasmaapp.moc:156
#39 0x040846ba in QMetaObject::metacall (object=0x98392e0, cl=QMetaObject::InvokeMetaMethod, idx=46, argv=0xbfac6e1c) at kernel/qmetaobject.cpp:237
#40 0x040944ff in QMetaObject::activate (sender=0x98392e0, m=0x41b9484, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3287
#41 0x040e0c97 in QCoreApplication::aboutToQuit (this=0x98392e0) at .moc/release-shared/moc_qcoreapplication.cpp:131
#42 0x04081ef3 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1013
#43 0x0138b8e7 in QApplication::exec () at kernel/qapplication.cpp:3736
#44 0x0088e5a5 in kdemain (argc=1, argv=0xbfac7084) at ../../../../plasma/desktop/shell/main.cpp:118
#45 0x080485cb in main (argc=1, argv=0xbfac7084) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 274540, bug 274507, bug 264135.

Reported using DrKonqi