Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-10-generic-pae i686
Distribution: Ubuntu 11.04

-- Information about the crash:
A copy window opens and closes very quickly. I can't open the "K" menu and right clicks on the bar icons don't work.

The crash can be reproduced every time.

-- Backtrace:
Application: Outil de gestion de fenêtres Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb281aad0 (LWP 1568))]

Thread 12 (Thread 0xaf1ffb70 (LWP 1570)):
#0  0xb76f1424 in __kernel_vsyscall ()
#1  0xb75cff76 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb359384b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb35831af in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb358392b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xafc4a304 in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0xb35ac2df in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb366ae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb75de73e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 11 (Thread 0xa8badb70 (LWP 1573)):
#0  0xb361cd41 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0xb6538dd8 in do_gettime () at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb66054f2 in updateCurrentTime (this=0xae42e404, tm=...) at kernel/qeventdispatcher_unix.cpp:339
#4  QTimerInfoList::timerWait (this=0xae42e404, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0xb6603d32 in timerSourcePrepareHelper (src=<value optimized out>, timeout=0xa8bad0cc) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb6603dcd in timerSourcePrepare (source=0xae42e3d0, timeout=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb3581fd4 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb3582e63 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb3583524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb6604577 in QEventDispatcherGlib::processEvents (this=0x9b91790, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0xb65d6289 in QEventLoop::processEvents (this=0xa8bad280, flags=...) at kernel/qeventloop.cpp:149
#12 0xb65d6522 in QEventLoop::exec (this=0xa8bad280, flags=...) at kernel/qeventloop.cpp:201
#13 0xb64e02a0 in QThread::exec (this=0xae42ed68) at thread/qthread.cpp:492
#14 0xb65b7fdb in QInotifyFileSystemWatcherEngine::run (this=0xae42ed68) at io/qfilesystemwatcher_inotify.cpp:248
#15 0xb64e2da2 in QThreadPrivate::start (arg=0xae42ed68) at thread/qthread_unix.cpp:320
#16 0xb366ae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0xb75de73e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 10 (Thread 0xa73d5b70 (LWP 1574)):
#0  0xb76f1424 in __kernel_vsyscall ()
#1  0xb75cff76 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb359384b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb35831af in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb3583524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb6604577 in QEventDispatcherGlib::processEvents (this=0x9c86718, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0xb65d6289 in QEventLoop::processEvents (this=0xa73d5280, flags=...) at kernel/qeventloop.cpp:149
#7  0xb65d6522 in QEventLoop::exec (this=0xa73d5280, flags=...) at kernel/qeventloop.cpp:201
#8  0xb64e02a0 in QThread::exec (this=0x9c868f8) at thread/qthread.cpp:492
#9  0xb65b7fdb in QInotifyFileSystemWatcherEngine::run (this=0x9c868f8) at io/qfilesystemwatcher_inotify.cpp:248
#10 0xb64e2da2 in QThreadPrivate::start (arg=0x9c868f8) at thread/qthread_unix.cpp:320
#11 0xb366ae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb75de73e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 9 (Thread 0x9ffd1b70 (LWP 1793)):
#0  0xb76f1424 in __kernel_vsyscall ()
#1  0xb366f48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75ec3fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb64e3467 in wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb3dfd7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9e674c8, th=0x9f12f28) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3e0047c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9e44de8, th=0x9f12f28) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3dfd42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9e674c8, th=0x9f12f28) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3e0056a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9e44de8, th=0x9f12f28) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3dfd373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9e674c8, th=0x9f12f28, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3e00589 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9e44de8, th=0x9f12f28) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb3dfd373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9e674c8, th=0x9f12f28, previous=0xa1222d0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb3dfef9e in ThreadWeaver::ThreadRunHelper::run (this=0x9ffd12e4, parent=0x9e674c8, th=0x9f12f28) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb3dff05b in ThreadWeaver::Thread::run (this=0x9f12f28) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb64e2da2 in QThreadPrivate::start (arg=0x9f12f28) at thread/qthread_unix.cpp:320
#15 0xb366ae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#16 0xb75de73e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 8 (Thread 0x9f3cfb70 (LWP 1794)):
#0  0xb76f1424 in __kernel_vsyscall ()
#1  0xb366f48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75ec3fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb64e3467 in wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb3dfd7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9e674c8, th=0x99427a8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3e0047c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9e44de8, th=0x99427a8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3dfd42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9e674c8, th=0x99427a8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3e0056a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9e44de8, th=0x99427a8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3dfd373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9e674c8, th=0x99427a8, previous=0xa036648) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3dfef9e in ThreadWeaver::ThreadRunHelper::run (this=0x9f3cf2e4, parent=0x9e674c8, th=0x99427a8) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb3dff05b in ThreadWeaver::Thread::run (this=0x99427a8) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb64e2da2 in QThreadPrivate::start (arg=0x99427a8) at thread/qthread_unix.cpp:320
#13 0xb366ae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb75de73e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 7 (Thread 0xa6bcbb70 (LWP 1795)):
#0  0xb76f1424 in __kernel_vsyscall ()
#1  0xb366f48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75ec3fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb64e3467 in wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb3dfd7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9e674c8, th=0x9eaa998) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3e0047c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9e44de8, th=0x9eaa998) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3dfd42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9e674c8, th=0x9eaa998) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3e0056a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9e44de8, th=0x9eaa998) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3dfd373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9e674c8, th=0x9eaa998, previous=0x9bae718) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3dfef9e in ThreadWeaver::ThreadRunHelper::run (this=0xa6bcb2e4, parent=0x9e674c8, th=0x9eaa998) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb3dff05b in ThreadWeaver::Thread::run (this=0x9eaa998) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb64e2da2 in QThreadPrivate::start (arg=0x9eaa998) at thread/qthread_unix.cpp:320
#13 0xb366ae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb75de73e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 6 (Thread 0xafb2ab70 (LWP 1796)):
#0  0xb76f1424 in __kernel_vsyscall ()
#1  0xb366f48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75ec3fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb64e3467 in wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb3dfd7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9e674c8, th=0x9f600d70) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3e0047c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9e44de8, th=0x9f600d70) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3dfd42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9e674c8, th=0x9f600d70) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3e0056a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9e44de8, th=0x9f600d70) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3dfd373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9e674c8, th=0x9f600d70, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3e00589 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9e44de8, th=0x9f600d70) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb3dfd373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9e674c8, th=0x9f600d70, previous=0x96af110) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb3dfef9e in ThreadWeaver::ThreadRunHelper::run (this=0xafb2a2e4, parent=0x9e674c8, th=0x9f600d70) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb3dff05b in ThreadWeaver::Thread::run (this=0x9f600d70) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb64e2da2 in QThreadPrivate::start (arg=0x9f600d70) at thread/qthread_unix.cpp:320
#15 0xb366ae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#16 0xb75de73e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 5 (Thread 0x9ebb5b70 (LWP 1797)):
#0  0xb76f1424 in __kernel_vsyscall ()
#1  0xb366f48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75ec3fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb64e3467 in wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb3dfd7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9e674c8, th=0x9f602a70) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3e0047c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9e44de8, th=0x9f602a70) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3dfd42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9e674c8, th=0x9f602a70) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3e0056a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9e44de8, th=0x9f602a70) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3dfd373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9e674c8, th=0x9f602a70, previous=0xa234900) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3dfef9e in ThreadWeaver::ThreadRunHelper::run (this=0x9ebb52e4, parent=0x9e674c8, th=0x9f602a70) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb3dff05b in ThreadWeaver::Thread::run (this=0x9f602a70) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb64e2da2 in QThreadPrivate::start (arg=0x9f602a70) at thread/qthread_unix.cpp:320
#13 0xb366ae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb75de73e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 4 (Thread 0x9e3b4b70 (LWP 1799)):
#0  0xb76f1424 in __kernel_vsyscall ()
#1  0xb366f48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75ec3fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb64e3467 in wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb3dfd7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9e674c8, th=0xa1904f8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3e0047c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9e44de8, th=0xa1904f8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3dfd42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9e674c8, th=0xa1904f8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3e0056a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9e44de8, th=0xa1904f8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3dfd373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9e674c8, th=0xa1904f8, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3e00589 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9e44de8, th=0xa1904f8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb3dfd373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9e674c8, th=0xa1904f8, previous=0xa462458) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb3dfef9e in ThreadWeaver::ThreadRunHelper::run (this=0x9e3b42e4, parent=0x9e674c8, th=0xa1904f8) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb3dff05b in ThreadWeaver::Thread::run (this=0xa1904f8) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb64e2da2 in QThreadPrivate::start (arg=0xa1904f8) at thread/qthread_unix.cpp:320
#15 0xb366ae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#16 0xb75de73e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0x9dbb3b70 (LWP 1800)):
#0  0xb76f1424 in __kernel_vsyscall ()
#1  0xb366f48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75ec3fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb64e3467 in wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb3dfd7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9e674c8, th=0x9c65cb0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3e0047c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9e44de8, th=0x9c65cb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3dfd42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9e674c8, th=0x9c65cb0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3e0056a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9e44de8, th=0x9c65cb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3dfd373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9e674c8, th=0x9c65cb0, previous=0xa0ad428) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3dfef9e in ThreadWeaver::ThreadRunHelper::run (this=0x9dbb32e4, parent=0x9e674c8, th=0x9c65cb0) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb3dff05b in ThreadWeaver::Thread::run (this=0x9c65cb0) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb64e2da2 in QThreadPrivate::start (arg=0x9c65cb0) at thread/qthread_unix.cpp:320
#13 0xb366ae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb75de73e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0x9d3b2b70 (LWP 1801)):
#0  0xb76f1424 in __kernel_vsyscall ()
#1  0xb366f48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75ec3fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb64e3467 in wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9e674e0, mutex=0x9e3e3a8, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb3dfd7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9e674c8, th=0xa0d7d98) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb3e0047c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9e44de8, th=0xa0d7d98) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb3dfd42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9e674c8, th=0xa0d7d98) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb3e0056a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9e44de8, th=0xa0d7d98) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb3dfd373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9e674c8, th=0xa0d7d98, previous=0x9a920d0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb3dfef9e in ThreadWeaver::ThreadRunHelper::run (this=0x9d3b22e4, parent=0x9e674c8, th=0xa0d7d98) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb3dff05b in ThreadWeaver::Thread::run (this=0xa0d7d98) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb64e2da2 in QThreadPrivate::start (arg=0xa0d7d98) at thread/qthread_unix.cpp:320
#13 0xb366ae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb75de73e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb281aad0 (LWP 1568)):
[KCrash Handler]
#7  0xb0002905 in ~KSharedPtr (data=0xa74c618, this=<value optimized out>) at /usr/include/KDE/../ksharedptr.h:90
#8  node_destruct (data=0xa74c618, this=<value optimized out>) at /usr/include/qt4/QtCore/qlist.h:418
#9  QList<KSharedPtr<TaskManager::Task> >::free (data=0xa74c618, this=<value optimized out>) at /usr/include/qt4/QtCore/qlist.h:742
#10 0xb000676d in ~AbstractGroupableItemAction (this=0x9fbe118, __in_chrg=<value optimized out>) at ../../../libs/taskmanager/taskactions_p.h:99
#11 ~ToDesktopActionImpl (this=0x9fbe118, __in_chrg=<value optimized out>) at ../../../libs/taskmanager/taskactions_p.h:123
#12 TaskManager::ToDesktopActionImpl::~ToDesktopActionImpl (this=0x9fbe118, __in_chrg=<value optimized out>) at ../../../libs/taskmanager/taskactions_p.h:123
#13 0xb65eab87 in QObjectPrivate::deleteChildren (this=0xa777790) at kernel/qobject.cpp:1964
#14 0xb5b83144 in QWidget::~QWidget (this=0xa64fe00, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1631
#15 0xb5fbe4ca in QMenu::~QMenu (this=0xa64fe00, __in_chrg=<value optimized out>) at widgets/qmenu.cpp:1391
#16 0xb0005ce5 in ~DesktopsMenu (this=0xa64fe00, __in_chrg=<value optimized out>) at ../../../libs/taskmanager/taskactions.h:91
#17 TaskManager::DesktopsMenu::~DesktopsMenu (this=0xa64fe00, __in_chrg=<value optimized out>) at ../../../libs/taskmanager/taskactions.h:91
#18 0xb65eab87 in QObjectPrivate::deleteChildren (this=0xa586280) at kernel/qobject.cpp:1964
#19 0xb5b83144 in QWidget::~QWidget (this=0xbfa7035c, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1631
#20 0xb5fbe4ca in QMenu::~QMenu (this=0xbfa7035c, __in_chrg=<value optimized out>) at widgets/qmenu.cpp:1391
#21 0xaffbea93 in ~BasicMenu (this=0xa75d7c8, e=0xbfa70a1c) at ../../../../../libs/taskmanager/taskactions.h:115
#22 WindowTaskItem::contextMenuEvent (this=0xa75d7c8, e=0xbfa70a1c) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:338
#23 0xb616dfd8 in QGraphicsItem::sceneEvent (this=0xa75d7d0, event=0xbfa70a1c) at graphicsview/qgraphicsitem.cpp:6691
#24 0xb61c9667 in QGraphicsWidget::sceneEvent (this=0xa75d7c8, event=0xbfa70a1c) at graphicsview/qgraphicswidget.cpp:1191
#25 0xb61973e0 in QGraphicsScenePrivate::sendEvent (this=0x96cee20, item=0xa75d7d0, event=0xbfa70a1c) at graphicsview/qgraphicsscene.cpp:1207
#26 0xb6197b20 in QGraphicsScene::contextMenuEvent (this=0x96577d0, contextMenuEvent=0xbfa70a1c) at graphicsview/qgraphicsscene.cpp:3596
#27 0xb61aaf9c in QGraphicsScene::event (this=0x96577d0, event=0xbfa70a1c) at graphicsview/qgraphicsscene.cpp:3394
#28 0xb5b2fd24 in QApplicationPrivate::notify_helper (this=0x9655da8, receiver=0x96577d0, e=0xbfa70a1c) at kernel/qapplication.cpp:4462
#29 0xb5b348ce in QApplication::notify (this=0x964cb28, receiver=0x96577d0, e=0xbfa70a1c) at kernel/qapplication.cpp:3862
#30 0xb6bde3ca in KApplication::notify (this=0x964cb28, receiver=0x96577d0, event=0xbfa70a1c) at ../../kdeui/kernel/kapplication.cpp:311
#31 0xb65d70bb in QCoreApplication::notifyInternal (this=0x964cb28, receiver=0x96577d0, event=0xbfa70a1c) at kernel/qcoreapplication.cpp:731
#32 0xb61bedf1 in sendEvent (this=0x9a9bd00, event=0xbfa7115c) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#33 QGraphicsView::contextMenuEvent (this=0x9a9bd00, event=0xbfa7115c) at graphicsview/qgraphicsview.cpp:2890
#34 0xb5b88cd8 in QWidget::event (this=0x9a9bd00, event=0xbfa7115c) at kernel/qwidget.cpp:8426
#35 0xb5f7c9f3 in QFrame::event (this=0x9a9bd00, e=0xbfa7115c) at widgets/qframe.cpp:557
#36 0xb600b062 in QAbstractScrollArea::viewportEvent (this=0x9a9bd00, e=0xbfa7115c) at widgets/qabstractscrollarea.cpp:1043
#37 0xb61c7dff in QGraphicsView::viewportEvent (this=0x9a9bd00, event=0xbfa7115c) at graphicsview/qgraphicsview.cpp:2864
#38 0xb600d965 in viewportEvent (this=0x9daa8b8, o=0x9ec4978, e=0xbfa7115c) at widgets/qabstractscrollarea_p.h:100
#39 QAbstractScrollAreaFilter::eventFilter (this=0x9daa8b8, o=0x9ec4978, e=0xbfa7115c) at widgets/qabstractscrollarea_p.h:116
#40 0xb65d725a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x9655da8, receiver=0x9ec4978, event=0xbfa7115c) at kernel/qcoreapplication.cpp:846
#41 0xb5b2fd00 in QApplicationPrivate::notify_helper (this=0x9655da8, receiver=0x9ec4978, e=0xbfa7115c) at kernel/qapplication.cpp:4458
#42 0xb5b34c62 in QApplication::notify (this=0x964cb28, receiver=0x9ec4978, e=0xbfa7115c) at kernel/qapplication.cpp:4102
#43 0xb6bde3ca in KApplication::notify (this=0x964cb28, receiver=0x9ec4978, event=0xbfa7115c) at ../../kdeui/kernel/kapplication.cpp:311
#44 0xb65d70bb in QCoreApplication::notifyInternal (this=0x964cb28, receiver=0x9ec4978, event=0xbfa7115c) at kernel/qcoreapplication.cpp:731
#45 0xb5bbc0d3 in sendSpontaneousEvent (this=0x9a9bd00, event=0xbfa7165c) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#46 QETWidget::translateMouseEvent (this=0x9a9bd00, event=0xbfa7165c) at kernel/qapplication_x11.cpp:4563
#47 0xb5bba9b5 in QApplication::x11ProcessEvent (this=0x964cb28, event=0xbfa7165c) at kernel/qapplication_x11.cpp:3680
#48 0xb5be65f4 in x11EventSourceDispatch (s=0x965a3f8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#49 0xb3582aa8 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#50 0xb3583270 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#51 0xb3583524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#52 0xb660453c in QEventDispatcherGlib::processEvents (this=0x95feaa8, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#53 0xb5be61e5 in QGuiEventDispatcherGlib::processEvents (this=0x95feaa8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#54 0xb65d6289 in QEventLoop::processEvents (this=0xbfa71924, flags=...) at kernel/qeventloop.cpp:149
#55 0xb65d6522 in QEventLoop::exec (this=0xbfa71924, flags=...) at kernel/qeventloop.cpp:201
#56 0xb65daecc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#57 0xb5b2d8e7 in QApplication::exec () at kernel/qapplication.cpp:3736
#58 0xb76b65a5 in kdemain (argc=1, argv=0xbfa71b34) at ../../../../plasma/desktop/shell/main.cpp:118
#59 0x080485cb in main (argc=1, argv=0xbfa71b34) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 273680, bug 267379, bug 264723, bug 263756, bug 246840.

Reported using DrKonqi