Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.2 (4.7.2) "release 5"
Qt Version: 4.7.4
Operating System: Linux 3.1.0-1.2-default i686
Distribution: "openSUSE 12.1 (i586)"

-- Information about the crash:
Every time, i close ll running applications, and when the desktop goes off, back screen, appear error tracking tool.I accept clicking Close and restarts or shutdown.

The crash can be reproduced every time.

-- Backtrace:
Application: Shell de escritorio Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb57b1710 (LWP 2627))]

Thread 6 (Thread 0xaa7cdb70 (LWP 2631)):
#0  0xb602b9f4 in poll () from /lib/libc.so.6
#1  0xb5a39f7b in g_poll () from /usr/lib/libglib-2.0.so.0
#2  0xb5a2b466 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0xb5a2b7fa in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0xb6e13897 in QEventDispatcherGlib::processEvents (this=0x8876208, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0xb6de444d in QEventLoop::processEvents (this=0xaa7cd2b0, flags=...) at kernel/qeventloop.cpp:149
#6  0xb6de4691 in QEventLoop::exec (this=0xaa7cd2b0, flags=...) at kernel/qeventloop.cpp:201
#7  0xb6ce775b in QThread::exec (this=0x88733a8) at thread/qthread.cpp:498
#8  0xb6dc508d in QInotifyFileSystemWatcherEngine::run (this=0x88733a8) at io/qfilesystemwatcher_inotify.cpp:248
#9  0xb6cea613 in QThreadPrivate::start (arg=0x88733a8) at thread/qthread_unix.cpp:331
#10 0xb6c6da7d in start_thread () from /lib/libpthread.so.0
#11 0xb60368fe in clone () from /lib/libc.so.6

Thread 5 (Thread 0xa8cd8b70 (LWP 5556)):
#0  0xb6c71782 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0xb6ceab20 in wait (time=4294967295, this=0x88c2318) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=0x88ca098, mutex=0x8775dc0, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#3  0xb2c61c96 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x88ca080, th=0x8fbb258) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0xb2c6478b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x88a7958, th=0x8fbb258) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:80
#5  0xb2c618ca in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x88ca080, th=0x8fbb258) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:356
#6  0xb2c6488c in ThreadWeaver::WorkingHardState::applyForWork (this=0x88a7958, th=0x8fbb258) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#7  0xb2c61823 in ThreadWeaver::WeaverImpl::applyForWork (this=0x88ca080, th=0x8fbb258, previous=0x931fde0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:351
#8  0xb2c633c4 in ThreadWeaver::ThreadRunHelper::run (this=0xa8cd8314, parent=0x88ca080, th=0x8fbb258) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#9  0xb2c6347a in ThreadWeaver::Thread::run (this=0x8fbb258) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#10 0xb6cea613 in QThreadPrivate::start (arg=0x8fbb258) at thread/qthread_unix.cpp:331
#11 0xb6c6da7d in start_thread () from /lib/libpthread.so.0
#12 0xb60368fe in clone () from /lib/libc.so.6

Thread 4 (Thread 0xa9efdb70 (LWP 5557)):
#0  0xb6c71782 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0xb6ceab20 in wait (time=4294967295, this=0x88c2318) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=0x88ca098, mutex=0x8775dc0, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#3  0xb2c61c96 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x88ca080, th=0x9081b70) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0xb2c6478b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x88a7958, th=0x9081b70) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:80
#5  0xb2c618ca in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x88ca080, th=0x9081b70) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:356
#6  0xb2c6488c in ThreadWeaver::WorkingHardState::applyForWork (this=0x88a7958, th=0x9081b70) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#7  0xb2c61823 in ThreadWeaver::WeaverImpl::applyForWork (this=0x88ca080, th=0x9081b70, previous=0x93b43a8) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:351
#8  0xb2c633c4 in ThreadWeaver::ThreadRunHelper::run (this=0xa9efd314, parent=0x88ca080, th=0x9081b70) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#9  0xb2c6347a in ThreadWeaver::Thread::run (this=0x9081b70) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#10 0xb6cea613 in QThreadPrivate::start (arg=0x9081b70) at thread/qthread_unix.cpp:331
#11 0xb6c6da7d in start_thread () from /lib/libpthread.so.0
#12 0xb60368fe in clone () from /lib/libc.so.6

Thread 3 (Thread 0xa84d8b70 (LWP 5558)):
#0  0xb6c71782 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0xb6ceab20 in wait (time=4294967295, this=0x88c2318) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=0x88ca098, mutex=0x8775dc0, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#3  0xb2c61c96 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x88ca080, th=0x92022b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0xb2c6478b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x88a7958, th=0x92022b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:80
#5  0xb2c618ca in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x88ca080, th=0x92022b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:356
#6  0xb2c6488c in ThreadWeaver::WorkingHardState::applyForWork (this=0x88a7958, th=0x92022b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#7  0xb2c61823 in ThreadWeaver::WeaverImpl::applyForWork (this=0x88ca080, th=0x92022b0, previous=0x0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:351
#8  0xb2c648a8 in ThreadWeaver::WorkingHardState::applyForWork (this=0x88a7958, th=0x92022b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#9  0xb2c61823 in ThreadWeaver::WeaverImpl::applyForWork (this=0x88ca080, th=0x92022b0, previous=0x903a8a8) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb2c633c4 in ThreadWeaver::ThreadRunHelper::run (this=0xa84d8314, parent=0x88ca080, th=0x92022b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#11 0xb2c6347a in ThreadWeaver::Thread::run (this=0x92022b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#12 0xb6cea613 in QThreadPrivate::start (arg=0x92022b0) at thread/qthread_unix.cpp:331
#13 0xb6c6da7d in start_thread () from /lib/libpthread.so.0
#14 0xb60368fe in clone () from /lib/libc.so.6

Thread 2 (Thread 0xa7ccfb70 (LWP 5559)):
#0  0xb6c71782 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0xb6ceab20 in wait (time=4294967295, this=0x88c2318) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=0x88ca098, mutex=0x8775dc0, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#3  0xb2c61c96 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x88ca080, th=0x91764f8) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0xb2c6478b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x88a7958, th=0x91764f8) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:80
#5  0xb2c618ca in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x88ca080, th=0x91764f8) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:356
#6  0xb2c6488c in ThreadWeaver::WorkingHardState::applyForWork (this=0x88a7958, th=0x91764f8) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#7  0xb2c61823 in ThreadWeaver::WeaverImpl::applyForWork (this=0x88ca080, th=0x91764f8, previous=0x9137c30) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:351
#8  0xb2c633c4 in ThreadWeaver::ThreadRunHelper::run (this=0xa7ccf314, parent=0x88ca080, th=0x91764f8) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#9  0xb2c6347a in ThreadWeaver::Thread::run (this=0x91764f8) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#10 0xb6cea613 in QThreadPrivate::start (arg=0x91764f8) at thread/qthread_unix.cpp:331
#11 0xb6c6da7d in start_thread () from /lib/libpthread.so.0
#12 0xb60368fe in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb57b1710 (LWP 2627)):
[KCrash Handler]
#6  0x45454545 in ?? ()
#7  0xb0803bff in TaskGroupItem::~TaskGroupItem (this=0x92a1ae8, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:82
#8  0xb0803cd2 in TaskGroupItem::~TaskGroupItem (this=0x92a1ae8, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:83
#9  0xb6df8263 in qDeleteInEventHandler (o=0x92a1ae8) at kernel/qobject.cpp:3995
#10 0xb6dfd858 in QObject::event (this=0x92a1ae8, e=0x8f15180) at kernel/qobject.cpp:1209
#11 0xb69c0af4 in QGraphicsWidget::event (this=0x92a1ae8, event=0x8f15180) at graphicsview/qgraphicswidget.cpp:1455
#12 0xb6300ee4 in notify_helper (e=0x8f15180, receiver=0x92a1ae8, this=0x80f72b0) at kernel/qapplication.cpp:4481
#13 QApplicationPrivate::notify_helper (this=0x80f72b0, receiver=0x92a1ae8, e=0x8f15180) at kernel/qapplication.cpp:4453
#14 0xb6306272 in QApplication::notify (this=0x8f15180, receiver=0x92a1ae8, e=0x8f15180) at kernel/qapplication.cpp:4228
#15 0xb7529681 in KApplication::notify (this=0x80e8f38, receiver=0x92a1ae8, event=0x8f15180) at /usr/src/debug/kdelibs-4.7.2/kdeui/kernel/kapplication.cpp:311
#16 0xb6de542e in QCoreApplication::notifyInternal (this=0x80e8f38, receiver=0x92a1ae8, event=0x8f15180) at kernel/qcoreapplication.cpp:787
#17 0xb6de8bf4 in sendEvent (event=<optimized out>, receiver=<optimized out>) at kernel/qcoreapplication.h:215
#18 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=52, data=0x805b568) at kernel/qcoreapplication.cpp:1428
#19 0xb6de8d3c in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=52) at kernel/qcoreapplication.cpp:1321
#20 0xb6de8e1d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1071
#21 0xb62fed64 in QApplication::exec () at kernel/qapplication.cpp:3755
#22 0xb1db07cb in kdemain (argc=1, argv=0x80cfc98) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/shell/main.cpp:120
#23 0x0804fbcd in _start ()

Possible duplicates by query: bug 291661, bug 291155, bug 290667, bug 290290, bug 289989.

Reported using DrKonqi