Bug 304345

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.2 (4.7.2) "release 5"
Qt Version: 4.7.4
Operating System: Linux 3.1.10-1.16-desktop i686
Distribution: "openSUSE 12.1 (i586)"

-- Information about the crash:
- What I was doing when the application crashed:
Every time when I try to shutdown or restart OpenSUSE12.1 KDE crashes...

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma Desktop Shell (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb57ce710 (LWP 1997))]

Thread 2 (Thread 0xa9141b70 (LWP 2004)):
#0  0xb5affc90 in clock_gettime () from /lib/librt.so.1
#1  0xb6d5ec35 in do_gettime (frac=0xa9141020, sec=0xa9141018) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb6e31216 in QTimerInfoList::updateCurrentTime (this=0xa94018bc) at kernel/qeventdispatcher_unix.cpp:339
#4  0xb6e3157a in QTimerInfoList::timerWait (this=0xa94018bc, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0xb6e2fdd3 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xa914112c) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb6e2fe6d in timerSourcePrepare (source=0xa9401888, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb5a4644c in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#8  0xb5a47207 in ?? () from /usr/lib/libglib-2.0.so.0
#9  0xb5a477fa in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#10 0xb6e308a7 in QEventDispatcherGlib::processEvents (this=0xa9400468, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0xb6e0145d in QEventLoop::processEvents (this=0xa91412b0, flags=...) at kernel/qeventloop.cpp:149
#12 0xb6e016a1 in QEventLoop::exec (this=0xa91412b0, flags=...) at kernel/qeventloop.cpp:201
#13 0xb6d0475b in QThread::exec (this=0x8bec198) at thread/qthread.cpp:498
#14 0xb6de209d in QInotifyFileSystemWatcherEngine::run (this=0x8bec198) at io/qfilesystemwatcher_inotify.cpp:248
#15 0xb6d07613 in QThreadPrivate::start (arg=0x8bec198) at thread/qthread_unix.cpp:331
#16 0xb6c8aa7d in start_thread () from /lib/libpthread.so.0
#17 0xb6053abe in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb57ce710 (LWP 1997)):
[KCrash Handler]
#6  0xb6c74348 in vtable for QGraphicsLayoutItem () from /usr/lib/libQtGui.so.4
#7  0xb051bbff in TaskGroupItem::~TaskGroupItem (this=0x97ebda0, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:82
#8  0xb051bcd2 in TaskGroupItem::~TaskGroupItem (this=0x97ebda0, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:83
#9  0xb6e15273 in qDeleteInEventHandler (o=0x97ebda0) at kernel/qobject.cpp:3995
#10 0xb6e1a868 in QObject::event (this=0x97ebda0, e=0x933c9f8) at kernel/qobject.cpp:1209
#11 0xb69ddb84 in QGraphicsWidget::event (this=0x97ebda0, event=0x933c9f8) at graphicsview/qgraphicswidget.cpp:1455
#12 0xb631df24 in notify_helper (e=0x933c9f8, receiver=0x97ebda0, this=0x80e7f88) at kernel/qapplication.cpp:4481
#13 QApplicationPrivate::notify_helper (this=0x80e7f88, receiver=0x97ebda0, e=0x933c9f8) at kernel/qapplication.cpp:4453
#14 0xb63232b2 in QApplication::notify (this=0x933c9f8, receiver=0x97ebda0, e=0x933c9f8) at kernel/qapplication.cpp:4228
#15 0xb7546681 in KApplication::notify (this=0x80deaf0, receiver=0x97ebda0, event=0x933c9f8) at /usr/src/debug/kdelibs-4.7.2/kdeui/kernel/kapplication.cpp:311
#16 0xb6e0243e in QCoreApplication::notifyInternal (this=0x80deaf0, receiver=0x97ebda0, event=0x933c9f8) at kernel/qcoreapplication.cpp:787
#17 0xb6e05c04 in sendEvent (event=<optimized out>, receiver=<optimized out>) at kernel/qcoreapplication.h:215
#18 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=52, data=0x805b1c0) at kernel/qcoreapplication.cpp:1428
#19 0xb6e05d4c in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=52) at kernel/qcoreapplication.cpp:1321
#20 0xb6e05e2d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1071
#21 0xb631bda4 in QApplication::exec () at kernel/qapplication.cpp:3755
#22 0xb1dcc7cb in kdemain (argc=1, argv=0x80a37a0) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/shell/main.cpp:120
#23 0x0804fbcd in _start ()

Possible duplicates by query: bug 300123, bug 289350, bug 286733, bug 285045, bug 279613.

Reported using DrKonqi