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:
closing skype windows chat, crash plasma, conversation but skype stay open

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7764940 (LWP 1619))]

Thread 4 (Thread 0xb1788b70 (LWP 1620)):
#0  0x02752dbd in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x00f1af14 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0x027b0f53 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x027b18f0 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x027b1c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x038f6b37 in QEventDispatcherGlib::processEvents (this=0x9b03370, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x038c71dd in QEventLoop::processEvents (this=0xb17882a0, flags=...) at kernel/qeventloop.cpp:149
#7  0x038c7421 in QEventLoop::exec (this=0xb17882a0, flags=...) at kernel/qeventloop.cpp:201
#8  0x037ca90b in QThread::exec (this=0x9b00278) at thread/qthread.cpp:498
#9  0x038a7e2d in QInotifyFileSystemWatcherEngine::run (this=0x9b00278) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x037cd7b3 in QThreadPrivate::start (arg=0x9b00278) at thread/qthread_unix.cpp:331
#11 0x02750d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x00f0d0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xadd7ab70 (LWP 1628)):
#0  0x006e9416 in __kernel_vsyscall ()
#1  0x00efe40e in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0x027c034b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x027b1896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x027b1f9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x06423cea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0x027d85f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0x02750d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0x00f0d0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xab659b70 (LWP 1652)):
#0  0x02768d10 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0x038247d5 in do_gettime (frac=0xab659010, sec=0xab659008) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0x038f74b6 in QTimerInfoList::updateCurrentTime (this=0xad3b834) at kernel/qeventdispatcher_unix.cpp:339
#4  0x038f780a in QTimerInfoList::timerWait (this=0xad3b834, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0x038f6053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xab65911c) at kernel/qeventdispatcher_glib.cpp:136
#6  0x038f60ed in timerSourcePrepare (source=0xad3b800, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0x027b088c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0x027b1637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0x027b1c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0x038f6b37 in QEventDispatcherGlib::processEvents (this=0xad3b390, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0x038c71dd in QEventLoop::processEvents (this=0xab6592a0, flags=...) at kernel/qeventloop.cpp:149
#12 0x038c7421 in QEventLoop::exec (this=0xab6592a0, flags=...) at kernel/qeventloop.cpp:201
#13 0x037ca90b in QThread::exec (this=0xad39cc0) at thread/qthread.cpp:498
#14 0x038a7e2d in QInotifyFileSystemWatcherEngine::run (this=0xad39cc0) at io/qfilesystemwatcher_inotify.cpp:248
#15 0x037cd7b3 in QThreadPrivate::start (arg=0xad39cc0) at thread/qthread_unix.cpp:331
#16 0x02750d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0x00f0d0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb7764940 (LWP 1619)):
[KCrash Handler]
#7  isNull (this=0x0) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#8  operator! (this=0x0) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#9  TaskManager::TaskItem::task (this=0xafbca78) at ../../../libs/taskmanager/taskitem.cpp:113
#10 0x03b25662 in WindowTaskItem::publishIconGeometry (this=0xa5a9a88) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#11 0x03b36688 in AbstractTaskItem::timerEvent (this=0xa5a9a88, event=0xbfe25a4c) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#12 0x038e0994 in QObject::event (this=0xa5a9a88, e=0xbfe25a4c) at kernel/qobject.cpp:1181
#13 0x01c06bd4 in QGraphicsWidget::event (this=0xa5a9a88, event=0xbfe25a4c) at graphicsview/qgraphicswidget.cpp:1455
#14 0x01547d54 in notify_helper (e=0xbfe25a4c, receiver=0xa5a9a88, this=0x943d498) at kernel/qapplication.cpp:4486
#15 QApplicationPrivate::notify_helper (this=0x943d498, receiver=0xa5a9a88, e=0xbfe25a4c) at kernel/qapplication.cpp:4458
#16 0x0154d103 in QApplication::notify (this=0xbfe25a4c, receiver=0xa5a9a88, e=0xbfe25a4c) at kernel/qapplication.cpp:3886
#17 0x0119e681 in KApplication::notify (this=0x942f7e0, receiver=0xa5a9a88, event=0xbfe25a4c) at ../../kdeui/kernel/kapplication.cpp:311
#18 0x038c819e in QCoreApplication::notifyInternal (this=0x942f7e0, receiver=0xa5a9a88, event=0xbfe25a4c) at kernel/qcoreapplication.cpp:787
#19 0x038f8c10 in sendEvent (event=0xbfe25a4c, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#20 QTimerInfoList::activateTimers (this=0x9440304) at kernel/qeventdispatcher_unix.cpp:603
#21 0x038f6155 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#22 idleTimerSourceDispatch (source=0x9441100) at kernel/qeventdispatcher_glib.cpp:231
#23 0x027b125f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#24 0x027b1990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#25 0x027b1c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#26 0x038f6ada in QEventDispatcherGlib::processEvents (this=0x93f4230, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#27 0x015ffe3a in QGuiEventDispatcherGlib::processEvents (this=0x93f4230, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#28 0x038c71dd in QEventLoop::processEvents (this=0xbfe25cc4, flags=...) at kernel/qeventloop.cpp:149
#29 0x038c7421 in QEventLoop::exec (this=0xbfe25cc4, flags=...) at kernel/qeventloop.cpp:201
#30 0x038cc19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#31 0x015458f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#32 0x00a1318b in kdemain (argc=1, argv=0xbfe25ec4) at ../../../../plasma/desktop/shell/main.cpp:120
#33 0x0804850b in main (argc=1, argv=0xbfe25ec4) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 290194, bug 290185, bug 290178, bug 290165, bug 290152.

Reported using DrKonqi