Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:
I clicked on Leave on plasma and the selected restart, everytime I do this the crash happends

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fc25db517a0 (LWP 1713))]

Thread 12 (Thread 0x7fc23aa4b700 (LWP 1715)):
#0  0x00007fc25d431773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc2519bcf68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2519bd429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc25a623f3e in QEventDispatcherGlib::processEvents (this=0x24d5290, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fc25a5f7cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fc25a5f7ef7 in QEventLoop::exec (this=0x7fc23aa4adb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fc25a50f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007fc25a5dacbf in QInotifyFileSystemWatcherEngine::run (this=0x24c1be0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fc25a511d05 in QThreadPrivate::start (arg=0x24c1be0) at thread/qthread_unix.cpp:331
#9  0x00007fc2524c9efc in start_thread (arg=0x7fc23aa4b700) at pthread_create.c:304
#10 0x00007fc25d43d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 11 (Thread 0x7fc238097700 (LWP 1716)):
#0  0x00007fc2524cd1fd in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x267fdd8) at pthread_mutex_unlock.c:290
#2  0x00007fc2519bbf3f in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2519bcdfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2519bd429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc25a623f3e in QEventDispatcherGlib::processEvents (this=0x2666890, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007fc25a5f7cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fc25a5f7ef7 in QEventLoop::exec (this=0x7fc238096db0, flags=...) at kernel/qeventloop.cpp:201
#8  0x00007fc25a50f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#9  0x00007fc25a5dacbf in QInotifyFileSystemWatcherEngine::run (this=0x267f6f0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007fc25a511d05 in QThreadPrivate::start (arg=0x267f6f0) at thread/qthread_unix.cpp:331
#11 0x00007fc2524c9efc in start_thread (arg=0x7fc238097700) at pthread_create.c:304
#12 0x00007fc25d43d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7fc22e1d7700 (LWP 1725)):
#0  0x00007fc25d431773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc2519bcf68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2519bd792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc22ecb5516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fc2519e22b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc2524c9efc in start_thread (arg=0x7fc22e1d7700) at pthread_create.c:304
#6  0x00007fc25d43d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fc234b3b700 (LWP 13703)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc25a5121ab in wait (time=18446744073709551615, this=0x253b140) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2530970, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc25630c864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x259df40, th=0x34fcdb0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc25630ee0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2530670, th=0x34fcdb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc25630ee24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2530670, th=0x34fcdb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fc25630dccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc234b3ae00, parent=0x259df40, th=0x34fcdb0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007fc25630dd5b in ThreadWeaver::Thread::run (this=0x34fcdb0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007fc25a511d05 in QThreadPrivate::start (arg=0x34fcdb0) at thread/qthread_unix.cpp:331
#9  0x00007fc2524c9efc in start_thread (arg=0x7fc234b3b700) at pthread_create.c:304
#10 0x00007fc25d43d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7fc22e9d8700 (LWP 13704)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc25a5121ab in wait (time=18446744073709551615, this=0x253b140) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2530970, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc25630c864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x259df40, th=0x2cfc3b0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc25630ee0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2530670, th=0x2cfc3b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc25630dccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc22e9d7e00, parent=0x259df40, th=0x2cfc3b0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc25630dd5b in ThreadWeaver::Thread::run (this=0x2cfc3b0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc25a511d05 in QThreadPrivate::start (arg=0x2cfc3b0) at thread/qthread_unix.cpp:331
#8  0x00007fc2524c9efc in start_thread (arg=0x7fc22e9d8700) at pthread_create.c:304
#9  0x00007fc25d43d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fc22d5d5700 (LWP 13705)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc25a5121ab in wait (time=18446744073709551615, this=0x253b140) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2530970, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc25630c864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x259df40, th=0x7fc230019560) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc25630ee0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2530670, th=0x7fc230019560) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc25630ee24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2530670, th=0x7fc230019560) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fc25630dccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc22d5d4e00, parent=0x259df40, th=0x7fc230019560) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007fc25630dd5b in ThreadWeaver::Thread::run (this=0x7fc230019560) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007fc25a511d05 in QThreadPrivate::start (arg=0x7fc230019560) at thread/qthread_unix.cpp:331
#9  0x00007fc2524c9efc in start_thread (arg=0x7fc22d5d5700) at pthread_create.c:304
#10 0x00007fc25d43d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fc22a363700 (LWP 13706)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc25a5121ab in wait (time=18446744073709551615, this=0x253b140) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2530970, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc25630c864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x259df40, th=0x7fc23001ac60) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc25630ee0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2530670, th=0x7fc23001ac60) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc25630dccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc22a362e00, parent=0x259df40, th=0x7fc23001ac60) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc25630dd5b in ThreadWeaver::Thread::run (this=0x7fc23001ac60) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc25a511d05 in QThreadPrivate::start (arg=0x7fc23001ac60) at thread/qthread_unix.cpp:331
#8  0x00007fc2524c9efc in start_thread (arg=0x7fc22a363700) at pthread_create.c:304
#9  0x00007fc25d43d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fc223fff700 (LWP 13707)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc25a5121ab in wait (time=18446744073709551615, this=0x253b140) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2530970, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc25630c864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x259df40, th=0x2efb520) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc25630ee0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2530670, th=0x2efb520) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc25630dccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc223ffee00, parent=0x259df40, th=0x2efb520) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc25630dd5b in ThreadWeaver::Thread::run (this=0x2efb520) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc25a511d05 in QThreadPrivate::start (arg=0x2efb520) at thread/qthread_unix.cpp:331
#8  0x00007fc2524c9efc in start_thread (arg=0x7fc223fff700) at pthread_create.c:304
#9  0x00007fc25d43d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fc2237fe700 (LWP 13708)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc25a5121ab in wait (time=18446744073709551615, this=0x253b140) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2530970, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc25630c864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x259df40, th=0x39810c0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc25630ee0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2530670, th=0x39810c0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc25630dccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc2237fde00, parent=0x259df40, th=0x39810c0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc25630dd5b in ThreadWeaver::Thread::run (this=0x39810c0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc25a511d05 in QThreadPrivate::start (arg=0x39810c0) at thread/qthread_unix.cpp:331
#8  0x00007fc2524c9efc in start_thread (arg=0x7fc2237fe700) at pthread_create.c:304
#9  0x00007fc25d43d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fc222ffd700 (LWP 13709)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc25a5121ab in wait (time=18446744073709551615, this=0x253b140) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2530970, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc25630c864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x259df40, th=0x2f18f90) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc25630ee0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2530670, th=0x2f18f90) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc25630dccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc222ffce00, parent=0x259df40, th=0x2f18f90) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc25630dd5b in ThreadWeaver::Thread::run (this=0x2f18f90) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc25a511d05 in QThreadPrivate::start (arg=0x2f18f90) at thread/qthread_unix.cpp:331
#8  0x00007fc2524c9efc in start_thread (arg=0x7fc222ffd700) at pthread_create.c:304
#9  0x00007fc25d43d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fc2227fc700 (LWP 13710)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc25a5121ab in wait (time=18446744073709551615, this=0x253b140) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2530970, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc25630c864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x259df40, th=0x7fc21c00a190) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc25630ee0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2530670, th=0x7fc21c00a190) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc25630ee24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2530670, th=0x7fc21c00a190) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fc25630dccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc2227fbe00, parent=0x259df40, th=0x7fc21c00a190) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007fc25630dd5b in ThreadWeaver::Thread::run (this=0x7fc21c00a190) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007fc25a511d05 in QThreadPrivate::start (arg=0x7fc21c00a190) at thread/qthread_unix.cpp:331
#9  0x00007fc2524c9efc in start_thread (arg=0x7fc2227fc700) at pthread_create.c:304
#10 0x00007fc25d43d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc25db517a0 (LWP 1713)):
[KCrash Handler]
#6  0x0000000001e953ba in ?? ()
#7  0x00007fc24400cb96 in TaskGroupItem::~TaskGroupItem (this=0x2f16e50, __in_chrg=<optimized out>) at ../../../../../plasma/desktop/applets/tasks/taskgroupitem.cpp:82
#8  0x00007fc24400cc49 in TaskGroupItem::~TaskGroupItem (this=0x2f16e50, __in_chrg=<optimized out>) at ../../../../../plasma/desktop/applets/tasks/taskgroupitem.cpp:83
#9  0x00007fc25a60fa88 in QObject::event (this=0x2f16e50, e=<optimized out>) at kernel/qobject.cpp:1200
#10 0x00007fc259fc789b in QGraphicsWidget::event (this=0x2f16e50, event=0x1cc4f40) at graphicsview/qgraphicswidget.cpp:1455
#11 0x00007fc2599a9424 in notify_helper (e=0x1cc4f40, receiver=0x2f16e50, this=0x1c3f5f0) at kernel/qapplication.cpp:4486
#12 QApplicationPrivate::notify_helper (this=0x1c3f5f0, receiver=0x2f16e50, e=0x1cc4f40) at kernel/qapplication.cpp:4458
#13 0x00007fc2599ae291 in QApplication::notify (this=0x1c30f40, receiver=0x2f16e50, e=0x1cc4f40) at kernel/qapplication.cpp:4365
#14 0x00007fc25b2a7126 in KApplication::notify (this=0x1c30f40, receiver=0x2f16e50, event=0x1cc4f40) at ../../kdeui/kernel/kapplication.cpp:311
#15 0x00007fc25a5f8afc in QCoreApplication::notifyInternal (this=0x1c30f40, receiver=0x2f16e50, event=0x1cc4f40) at kernel/qcoreapplication.cpp:787
#16 0x00007fc25a5fc51f in sendEvent (event=0x1cc4f40, receiver=0x2f16e50) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#17 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=52, data=0x1bd2430) at kernel/qcoreapplication.cpp:1428
#18 0x00007fc25a5fc7c4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1071
#19 0x00007fc25d73c1a3 in kdemain (argc=1, argv=0x7fff39e95e98) at ../../../../plasma/desktop/shell/main.cpp:120
#20 0x00007fc25d37d30d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff39e95e98, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff39e95e88) at libc-start.c:226
#21 0x0000000000400671 in _start ()

This bug may be a duplicate of or related to bug 275286.

Possible duplicates by query: bug 285543, bug 285398, bug 285302, bug 285270, bug 285205.

Reported using DrKonqi