Bug 299882

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.2 (4.7.2) "release 5"
Qt Version: 4.7.4
Operating System: Linux 3.1.10-1.9-desktop x86_64
Distribution: "openSUSE 12.1 (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed: logout, shutdown, halt
This happens every time, with old users and new users.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma Desktop Shell (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fc90cf26760 (LWP 24421))]

Thread 2 (Thread 0x7fc8ebb1b700 (LWP 24422)):
#0  0x00007fc90a5b1ff3 in poll () from /lib64/libc.so.6
#1  0x00007fc9073a5a98 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fc9073a5f59 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fc90bbc3586 in QEventDispatcherGlib::processEvents (this=0x7fc8e40008e0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fc90bb97a32 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fc90bb97c2f in QEventLoop::exec (this=0x7fc8ebb1ad30, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fc90baaf5df in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007fc90bb7aaff in QInotifyFileSystemWatcherEngine::run (this=0xf228e0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fc90bab2025 in QThreadPrivate::start (arg=0xf228e0) at thread/qthread_unix.cpp:331
#9  0x00007fc8fcb82b74 in ?? () from /usr/X11R6/lib64/libGL.so.1
#10 0x00007fc90b821f05 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fc90a5bb10d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fc90cf26760 (LWP 24421)):
[KCrash Handler]
#6  0x0000000002468160 in ?? ()
#7  0x00007fc8eacd7cc6 in TaskGroupItem::~TaskGroupItem (this=0x23a9570, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:82
#8  0x00007fc8eacd7d79 in TaskGroupItem::~TaskGroupItem (this=0x23a9570, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:83
#9  0x00007fc90bbaf188 in QObject::event (this=0x23a9570, e=<optimized out>) at kernel/qobject.cpp:1209
#10 0x00007fc90b36431b in QGraphicsWidget::event (this=0x23a9570, event=0x21e2930) at graphicsview/qgraphicswidget.cpp:1455
#11 0x00007fc90ad4ac34 in notify_helper (e=0x21e2930, receiver=0x23a9570, this=0x7c28c0) at kernel/qapplication.cpp:4481
#12 QApplicationPrivate::notify_helper (this=0x7c28c0, receiver=0x23a9570, e=0x21e2930) at kernel/qapplication.cpp:4453
#13 0x00007fc90ad4fac1 in QApplication::notify (this=0x7328d0, receiver=0x23a9570, e=0x21e2930) at kernel/qapplication.cpp:4360
#14 0x00007fc90c92ae36 in KApplication::notify (this=0x7328d0, receiver=0x23a9570, event=0x21e2930) at /usr/src/debug/kdelibs-4.7.2/kdeui/kernel/kapplication.cpp:311
#15 0x00007fc90bb9882c in QCoreApplication::notifyInternal (this=0x7328d0, receiver=0x23a9570, event=0x21e2930) at kernel/qcoreapplication.cpp:787
#16 0x00007fc90bb9bc08 in sendEvent (event=0x21e2930, receiver=0x23a9570) at kernel/qcoreapplication.h:215
#17 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=52, data=0x615800) at kernel/qcoreapplication.cpp:1428
#18 0x00007fc90bb9be2e in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1071
#19 0x00007fc8f86a2773 in kdemain (argc=1, argv=0x6a28a0) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/shell/main.cpp:120
#20 0x0000000000408897 in _start ()

Possible duplicates by query: bug 299538, bug 299459, bug 298848, bug 298385, bug 298255.

Reported using DrKonqi