Bug 288672

Summary: Plasma crash on logout every time openSUSE 12.1
Product: [Unmaintained] plasma4 Reporter: Luis Miguel P. Freitas <luis>
Component: generalAssignee: Plasma Bugs List <plasma-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash CC: annma, willy.weisz
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: New crash information added by DrKonqi

Description Luis Miguel P. Freitas 2011-12-10 17:56:33 UTC 
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-desktop x86_64
Distribution: "openSUSE 12.1 (x86_64)"

-- Information about the crash:
I was logging out.
This occurs every time.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma Desktop Shell (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f05099d2760 (LWP 7597))]

Thread 10 (Thread 0x7f04e472d700 (LWP 7598)):
#0  0x00007f050705c423 in poll () from /lib64/libc.so.6
#1  0x00007f0503e51a98 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f0503e51f59 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f050866e576 in QEventDispatcherGlib::processEvents (this=0x7f04dc0008e0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f0508642a22 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f0508642c1f in QEventLoop::exec (this=0x7f04e472cd30, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f050855a5df in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f0508625aef in QInotifyFileSystemWatcherEngine::run (this=0x11f0a50) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f050855d025 in QThreadPrivate::start (arg=0x11f0a50) at thread/qthread_unix.cpp:331
#9  0x00007f04f964b2da in ?? () from /usr/X11R6/lib64/libGL.so.1
#10 0x00007f05082ccf05 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f050706553d in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7f04e1e28700 (LWP 17177)):
#0  0x00007f05082d0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f050855d4bb in wait (time=18446744073709551615, this=0x1280cf0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1244800, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f04fc347104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x12f3ee0, th=0x161ea20) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f04fc3496ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x161ea20) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x161ea20) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x161ea20) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x161ea20) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x161ea20) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#9  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x161ea20) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#10 0x00007f04fc34856f in ThreadWeaver::ThreadRunHelper::run (this=0x7f04e1e27d80, parent=0x12f3ee0, th=0x161ea20) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#11 0x00007f04fc3485fb in ThreadWeaver::Thread::run (this=0x161ea20) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#12 0x00007f050855d025 in QThreadPrivate::start (arg=0x161ea20) at thread/qthread_unix.cpp:331
#13 0x00007f04f964b2da in ?? () from /usr/X11R6/lib64/libGL.so.1
#14 0x00007f05082ccf05 in start_thread () from /lib64/libpthread.so.0
#15 0x00007f050706553d in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f04e3288700 (LWP 17178)):
#0  0x00007f05082d0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f050855d4bb in wait (time=18446744073709551615, this=0x1280cf0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1244800, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f04fc347104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x12f3ee0, th=0x1239430) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f04fc3496ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x1239430) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f04fc34856f in ThreadWeaver::ThreadRunHelper::run (this=0x7f04e3287d80, parent=0x12f3ee0, th=0x1239430) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#6  0x00007f04fc3485fb in ThreadWeaver::Thread::run (this=0x1239430) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#7  0x00007f050855d025 in QThreadPrivate::start (arg=0x1239430) at thread/qthread_unix.cpp:331
#8  0x00007f04f964b2da in ?? () from /usr/X11R6/lib64/libGL.so.1
#9  0x00007f05082ccf05 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f050706553d in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f04d3bee700 (LWP 17179)):
#0  0x00007f05082d0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f050855d4bb in wait (time=18446744073709551615, this=0x1280cf0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1244800, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f04fc347104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x12f3ee0, th=0x18c8050) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f04fc3496ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x18c8050) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x18c8050) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x18c8050) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x18c8050) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007f04fc34856f in ThreadWeaver::ThreadRunHelper::run (this=0x7f04d3bedd80, parent=0x12f3ee0, th=0x18c8050) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#9  0x00007f04fc3485fb in ThreadWeaver::Thread::run (this=0x18c8050) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#10 0x00007f050855d025 in QThreadPrivate::start (arg=0x18c8050) at thread/qthread_unix.cpp:331
#11 0x00007f04f964b2da in ?? () from /usr/X11R6/lib64/libGL.so.1
#12 0x00007f05082ccf05 in start_thread () from /lib64/libpthread.so.0
#13 0x00007f050706553d in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f04d33ed700 (LWP 17180)):
#0  0x00007f05082d0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f050855d4bb in wait (time=18446744073709551615, this=0x1280cf0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1244800, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f04fc347104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x12f3ee0, th=0x123d2f0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f04fc3496ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x123d2f0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f04fc34856f in ThreadWeaver::ThreadRunHelper::run (this=0x7f04d33ecd80, parent=0x12f3ee0, th=0x123d2f0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#6  0x00007f04fc3485fb in ThreadWeaver::Thread::run (this=0x123d2f0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#7  0x00007f050855d025 in QThreadPrivate::start (arg=0x123d2f0) at thread/qthread_unix.cpp:331
#8  0x00007f04f964b2da in ?? () from /usr/X11R6/lib64/libGL.so.1
#9  0x00007f05082ccf05 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f050706553d in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f04d2bec700 (LWP 17181)):
#0  0x00007f05082d0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f050855d4bb in wait (time=18446744073709551615, this=0x1280cf0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1244800, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f04fc347104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x12f3ee0, th=0x19844f0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f04fc3496ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x19844f0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x19844f0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x19844f0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f04fc34856f in ThreadWeaver::ThreadRunHelper::run (this=0x7f04d2bebd80, parent=0x12f3ee0, th=0x19844f0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#8  0x00007f04fc3485fb in ThreadWeaver::Thread::run (this=0x19844f0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#9  0x00007f050855d025 in QThreadPrivate::start (arg=0x19844f0) at thread/qthread_unix.cpp:331
#10 0x00007f04f964b2da in ?? () from /usr/X11R6/lib64/libGL.so.1
#11 0x00007f05082ccf05 in start_thread () from /lib64/libpthread.so.0
#12 0x00007f050706553d in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f04d20f1700 (LWP 17750)):
#0  0x00007f05082d0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f050855d4bb in wait (time=18446744073709551615, this=0x1280cf0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1244800, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f04fc347104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x12f3ee0, th=0x1a021b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f04fc3496ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x1a021b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x1a021b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x1a021b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x1a021b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x1a021b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#9  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x1a021b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#10 0x00007f04fc34856f in ThreadWeaver::ThreadRunHelper::run (this=0x7f04d20f0d80, parent=0x12f3ee0, th=0x1a021b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#11 0x00007f04fc3485fb in ThreadWeaver::Thread::run (this=0x1a021b0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#12 0x00007f050855d025 in QThreadPrivate::start (arg=0x1a021b0) at thread/qthread_unix.cpp:331
#13 0x00007f04f964b2da in ?? () from /usr/X11R6/lib64/libGL.so.1
#14 0x00007f05082ccf05 in start_thread () from /lib64/libpthread.so.0
#15 0x00007f050706553d in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f04d18f0700 (LWP 17751)):
#0  0x00007f05082d0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f050855d4bb in wait (time=18446744073709551615, this=0x1280cf0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1244800, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f04fc347104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x12f3ee0, th=0x17ebf00) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f04fc3496ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x17ebf00) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x17ebf00) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x17ebf00) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x17ebf00) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007f04fc3496c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x17ebf00) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:74
#9  0x00007f04fc34856f in ThreadWeaver::ThreadRunHelper::run (this=0x7f04d18efd80, parent=0x12f3ee0, th=0x17ebf00) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#10 0x00007f04fc3485fb in ThreadWeaver::Thread::run (this=0x17ebf00) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#11 0x00007f050855d025 in QThreadPrivate::start (arg=0x17ebf00) at thread/qthread_unix.cpp:331
#12 0x00007f04f964b2da in ?? () from /usr/X11R6/lib64/libGL.so.1
#13 0x00007f05082ccf05 in start_thread () from /lib64/libpthread.so.0
#14 0x00007f050706553d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f04d10ef700 (LWP 17752)):
#0  0x00007f05082d0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f050855d4bb in wait (time=18446744073709551615, this=0x1280cf0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1244800, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f04fc347104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x12f3ee0, th=0x94e060) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f04fc3496ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x123dd00, th=0x94e060) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f04fc34856f in ThreadWeaver::ThreadRunHelper::run (this=0x7f04d10eed80, parent=0x12f3ee0, th=0x94e060) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#6  0x00007f04fc3485fb in ThreadWeaver::Thread::run (this=0x94e060) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#7  0x00007f050855d025 in QThreadPrivate::start (arg=0x94e060) at thread/qthread_unix.cpp:331
#8  0x00007f04f964b2da in ?? () from /usr/X11R6/lib64/libGL.so.1
#9  0x00007f05082ccf05 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f050706553d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f05099d2760 (LWP 7597)):
[KCrash Handler]
#6  0xfffffffdfffffffd in ?? ()
#7  0x00007f04ecc8ccc6 in TaskGroupItem::~TaskGroupItem (this=0x16028f0, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:82
#8  0x00007f04ecc8cd79 in TaskGroupItem::~TaskGroupItem (this=0x16028f0, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:83
#9  0x00007f050865a178 in QObject::event (this=0x16028f0, e=<optimized out>) at kernel/qobject.cpp:1209
#10 0x00007f0507e0f27b in QGraphicsWidget::event (this=0x16028f0, event=0x1e0a3c0) at graphicsview/qgraphicswidget.cpp:1455
#11 0x00007f05077f5be4 in notify_helper (e=0x1e0a3c0, receiver=0x16028f0, this=0x717540) at kernel/qapplication.cpp:4481
#12 QApplicationPrivate::notify_helper (this=0x717540, receiver=0x16028f0, e=0x1e0a3c0) at kernel/qapplication.cpp:4453
#13 0x00007f05077faa71 in QApplication::notify (this=0x6f5dc0, receiver=0x16028f0, e=0x1e0a3c0) at kernel/qapplication.cpp:4360
#14 0x00007f05093d5e36 in KApplication::notify (this=0x6f5dc0, receiver=0x16028f0, event=0x1e0a3c0) at /usr/src/debug/kdelibs-4.7.2/kdeui/kernel/kapplication.cpp:311
#15 0x00007f050864381c in QCoreApplication::notifyInternal (this=0x6f5dc0, receiver=0x16028f0, event=0x1e0a3c0) at kernel/qcoreapplication.cpp:787
#16 0x00007f0508646bf8 in sendEvent (event=0x1e0a3c0, receiver=0x16028f0) at kernel/qcoreapplication.h:215
#17 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=52, data=0x615800) at kernel/qcoreapplication.cpp:1428
#18 0x00007f0508646e1e in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1071
#19 0x00007f04f5406773 in kdemain (argc=1, argv=0x62dde0) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/shell/main.cpp:120
#20 0x0000000000408897 in _start ()

Possible duplicates by query: bug 288574, bug 288129, bug 287962, bug 287956, bug 287875.

Reported using DrKonqi
Comment 1 Anne-Marie Mahfouf 2011-12-10 18:32:08 UTC 

*** This bug has been marked as a duplicate of bug 275286 ***
Comment 2 Willy Weisz 2011-12-29 11:37:43 UTC 
Created attachment 67219 [details]
New crash information added by DrKonqi

plasma-desktop (0.4) on KDE Platform 4.7.2 (4.7.2) "release 5" using Qt 4.7.4

- What I was doing when the application crashed:

Shutting down computer using shutdown button of KDE widget.

-- Backtrace (Reduced):
#7  0x00007f7fec5fccc6 in TaskGroupItem::~TaskGroupItem (this=0x20a5070, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:82
#8  0x00007f7fec5fcd79 in TaskGroupItem::~TaskGroupItem (this=0x20a5070, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:83
#9  0x00007f800859f178 in QObject::event(QEvent*) () from /usr/lib64/libQtCore.so.4
#10 0x00007f8007d5431b in QGraphicsWidget::event(QEvent*) () from /usr/lib64/libQtGui.so.4
#11 0x00007f800773ac34 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4