Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-14-generic i686
Distribution: Ubuntu 11.10

-- Information about the crash:
It got crashed during a chat notification of empathy. It also sometimes get crashed while opening new browser window.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7804b20 (LWP 1911))]

Thread 8 (Thread 0xb18adb70 (LWP 1913)):
#0  0x0714fd10 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0x01e0e7d5 in do_gettime (frac=0xb18ad010, sec=0xb18ad008) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0x01ee14b6 in QTimerInfoList::updateCurrentTime (this=0xb0f01abc) at kernel/qeventdispatcher_unix.cpp:339
#4  0x01ee180a in QTimerInfoList::timerWait (this=0xb0f01abc, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0x01ee0053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xb18ad11c) at kernel/qeventdispatcher_glib.cpp:136
#6  0x01ee00ed in timerSourcePrepare (source=0xb0f01a88, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0x0419a88c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0x0419b637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0x0419bc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0x01ee0b37 in QEventDispatcherGlib::processEvents (this=0xb0f00468, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0x01eb11dd in QEventLoop::processEvents (this=0xb18ad2a0, flags=...) at kernel/qeventloop.cpp:149
#12 0x01eb1421 in QEventLoop::exec (this=0xb18ad2a0, flags=...) at kernel/qeventloop.cpp:201
#13 0x01db490b in QThread::exec (this=0x9614478) at thread/qthread.cpp:498
#14 0x01e91e2d in QInotifyFileSystemWatcherEngine::run (this=0x9614478) at io/qfilesystemwatcher_inotify.cpp:248
#15 0x01db77b3 in QThreadPrivate::start (arg=0x9614478) at thread/qthread_unix.cpp:331
#16 0x01cddd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0x00a780ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 7 (Thread 0xaff91b70 (LWP 1914)):
#0  0x0419af53 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0x0419b8f0 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0x0419bc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x01ee0b37 in QEventDispatcherGlib::processEvents (this=0x973bb28, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x01eb11dd in QEventLoop::processEvents (this=0xaff912a0, flags=...) at kernel/qeventloop.cpp:149
#5  0x01eb1421 in QEventLoop::exec (this=0xaff912a0, flags=...) at kernel/qeventloop.cpp:201
#6  0x01db490b in QThread::exec (this=0x9665c50) at thread/qthread.cpp:498
#7  0x01e91e2d in QInotifyFileSystemWatcherEngine::run (this=0x9665c50) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x01db77b3 in QThreadPrivate::start (arg=0x9665c50) at thread/qthread_unix.cpp:331
#9  0x01cddd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#10 0x00a780ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 6 (Thread 0xadd0fb70 (LWP 1939)):
#0  0x00a860c7 in ?? () from /lib/i386-linux-gnu/libc.so.6
#1  0x00a693f7 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0x041aa34b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x0419b896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x0419bf9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x03b18cea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0x041c25f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0x01cddd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0x00a780ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 5 (Thread 0xad10db70 (LWP 3818)):
#0  0x006b2416 in __kernel_vsyscall ()
#1  0x01ce1a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00a85cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x01db7cc0 in wait (time=4294967295, this=0x9672de8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9672e88, mutex=0x9657d60, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x00cdf406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9672e70, th=0xa5e81e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x00ce1ecb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9649dd8, th=0xa5e81e0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x00cdf03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9672e70, th=0xa5e81e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x00ce1fcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x9649dd8, th=0xa5e81e0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x00cdef93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9672e70, th=0xa5e81e0, previous=0xa37cff8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x00ce0b14 in ThreadWeaver::ThreadRunHelper::run (this=0xad10d304, parent=0x9672e70, th=0xa5e81e0) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x00ce0bca in ThreadWeaver::Thread::run (this=0xa5e81e0) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x01db77b3 in QThreadPrivate::start (arg=0xa5e81e0) at thread/qthread_unix.cpp:331
#13 0x01cddd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0x00a780ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 4 (Thread 0xaed11b70 (LWP 3819)):
#0  0x006b2416 in __kernel_vsyscall ()
#1  0x01ce1a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00a85cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x01db7cc0 in wait (time=4294967295, this=0x9672de8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9672e88, mutex=0x9657d60, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x00cdf406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9672e70, th=0xb0f0af88) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x00ce1ecb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9649dd8, th=0xb0f0af88) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x00cdf03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9672e70, th=0xb0f0af88) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x00ce1fcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x9649dd8, th=0xb0f0af88) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x00cdef93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9672e70, th=0xb0f0af88, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x00ce1fe8 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9649dd8, th=0xb0f0af88) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0x00cdef93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9672e70, th=0xb0f0af88, previous=0xa17a890) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0x00ce0b14 in ThreadWeaver::ThreadRunHelper::run (this=0xaed11304, parent=0x9672e70, th=0xb0f0af88) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0x00ce0bca in ThreadWeaver::Thread::run (this=0xb0f0af88) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0x01db77b3 in QThreadPrivate::start (arg=0xb0f0af88) at thread/qthread_unix.cpp:331
#15 0x01cddd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#16 0x00a780ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xae510b70 (LWP 3820)):
#0  0x006b2416 in __kernel_vsyscall ()
#1  0x01ce1a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00a85cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x01db7cc0 in wait (time=4294967295, this=0x9672de8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9672e88, mutex=0x9657d60, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x00cdf406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9672e70, th=0x982a0e8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x00ce1ecb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9649dd8, th=0x982a0e8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x00cdf03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9672e70, th=0x982a0e8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x00ce1fcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x9649dd8, th=0x982a0e8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x00cdef93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9672e70, th=0x982a0e8, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x00ce1fe8 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9649dd8, th=0x982a0e8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0x00cdef93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9672e70, th=0x982a0e8, previous=0x983bae8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0x00ce0b14 in ThreadWeaver::ThreadRunHelper::run (this=0xae510304, parent=0x9672e70, th=0x982a0e8) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0x00ce0bca in ThreadWeaver::Thread::run (this=0x982a0e8) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0x01db77b3 in QThreadPrivate::start (arg=0x982a0e8) at thread/qthread_unix.cpp:331
#15 0x01cddd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#16 0x00a780ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xab962b70 (LWP 3821)):
#0  0x006b2416 in __kernel_vsyscall ()
#1  0x01ce1a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00a85cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x01db7cc0 in wait (time=4294967295, this=0x9672de8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x9672e88, mutex=0x9657d60, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x00cdf406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9672e70, th=0x8f2ebe0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x00ce1ecb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9649dd8, th=0x8f2ebe0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x00cdf03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9672e70, th=0x8f2ebe0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x00ce1fcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x9649dd8, th=0x8f2ebe0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x00cdef93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9672e70, th=0x8f2ebe0, previous=0x98ee620) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x00ce0b14 in ThreadWeaver::ThreadRunHelper::run (this=0xab962304, parent=0x9672e70, th=0x8f2ebe0) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x00ce0bca in ThreadWeaver::Thread::run (this=0x8f2ebe0) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x01db77b3 in QThreadPrivate::start (arg=0x8f2ebe0) at thread/qthread_unix.cpp:331
#13 0x01cddd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0x00a780ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb7804b20 (LWP 1911)):
[KCrash Handler]
#7  isNull (this=0x1) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#8  operator! (this=0x1) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#9  TaskManager::TaskItem::task (this=0xa18a160) at ../../../libs/taskmanager/taskitem.cpp:113
#10 0x02f1e662 in WindowTaskItem::publishIconGeometry (this=0xa24e138) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#11 0x02f2f688 in AbstractTaskItem::timerEvent (this=0xa24e138, event=0xbf9a77ec) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#12 0x01eca994 in QObject::event (this=0xa24e138, e=0xbf9a77ec) at kernel/qobject.cpp:1181
#13 0x089aabd4 in QGraphicsWidget::event (this=0xa24e138, event=0xbf9a77ec) at graphicsview/qgraphicswidget.cpp:1455
#14 0x082ebd54 in notify_helper (e=0xbf9a77ec, receiver=0xa24e138, this=0x8ed9b38) at kernel/qapplication.cpp:4486
#15 QApplicationPrivate::notify_helper (this=0x8ed9b38, receiver=0xa24e138, e=0xbf9a77ec) at kernel/qapplication.cpp:4458
#16 0x082f1103 in QApplication::notify (this=0xbf9a77ec, receiver=0xa24e138, e=0xbf9a77ec) at kernel/qapplication.cpp:3886
#17 0x0115f681 in KApplication::notify (this=0x8ecea68, receiver=0xa24e138, event=0xbf9a77ec) at ../../kdeui/kernel/kapplication.cpp:311
#18 0x01eb219e in QCoreApplication::notifyInternal (this=0x8ecea68, receiver=0xa24e138, event=0xbf9a77ec) at kernel/qcoreapplication.cpp:787
#19 0x01ee2c10 in sendEvent (event=0xbf9a77ec, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#20 QTimerInfoList::activateTimers (this=0x8eddc74) at kernel/qeventdispatcher_unix.cpp:603
#21 0x01ee0155 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#22 idleTimerSourceDispatch (source=0x8eddca8) at kernel/qeventdispatcher_glib.cpp:231
#23 0x0419b25f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#24 0x0419b990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#25 0x0419bc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#26 0x01ee0ada in QEventDispatcherGlib::processEvents (this=0x8e90218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#27 0x083a3e3a in QGuiEventDispatcherGlib::processEvents (this=0x8e90218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#28 0x01eb11dd in QEventLoop::processEvents (this=0xbf9a7a64, flags=...) at kernel/qeventloop.cpp:149
#29 0x01eb1421 in QEventLoop::exec (this=0xbf9a7a64, flags=...) at kernel/qeventloop.cpp:201
#30 0x01eb619d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#31 0x082e98f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#32 0x0014518b in kdemain (argc=1, argv=0xbf9a7c64) at ../../../../plasma/desktop/shell/main.cpp:120
#33 0x0804850b in main (argc=1, argv=0xbf9a7c64) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 291334, bug 291298, bug 291295, bug 291285, bug 291257.

Reported using DrKonqi