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've clicked on the 'Add launcher when this application is not running'  in the window menu, and plasma crashed, and restarted

-- Backtrace:
Application: Plazma asztali héj (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fa43c06f7c0 (LWP 12914))]

Thread 4 (Thread 0x7fa417efe700 (LWP 12915)):
#0  0x00007fa4309f41e3 in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:38
#1  __pthread_mutex_unlock (mutex=0x22bb278) at pthread_mutex_unlock.c:290
#2  0x00007fa42fee4013 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa42fee4429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa438b4af3e in QEventDispatcherGlib::processEvents (this=0x2273060, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fa438b1ecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fa438b1eef7 in QEventLoop::exec (this=0x7fa417efdcd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fa438a3627f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007fa438b01cbf in QInotifyFileSystemWatcherEngine::run (this=0x22ba2f0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fa438a38d05 in QThreadPrivate::start (arg=0x22ba2f0) at thread/qthread_unix.cpp:331
#10 0x00007fa42d1fd56c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#11 0x00007fa4309f0efc in start_thread (arg=0x7fa417efe700) at pthread_create.c:304
#12 0x00007fa43b96489d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fa40efbf700 (LWP 12918)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007fa40efbe9f0 in ?? ()
#2  0x00007fffd6dff7e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 2 (Thread 0x7fa40b527700 (LWP 12924)):
#0  __libc_disable_asynccancel () at ../nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S:99
#1  0x00007fa43b958787 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:89
#2  0x00007fa42fee3f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa42fee4792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa40c005516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007fa42ff092b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fa42d1fd56c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#7  0x00007fa4309f0efc in start_thread (arg=0x7fa40b527700) at pthread_create.c:304
#8  0x00007fa43b96489d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fa43c06f7c0 (LWP 12914)):
[KCrash Handler]
#6  TaskManager::Task::classClass (this=0x0) at ../../../libs/taskmanager/task_x11.cpp:74
#7  0x00007fa420679ec5 in TaskManager::LauncherItem::associateItemIfMatches (this=0x3cfa2f0, item=0x3040b90) at ../../../libs/taskmanager/launcheritem.cpp:91
#8  0x00007fa42067327b in TaskManager::GroupManager::addLauncher (this=0x2e33030, url=..., icon=<optimized out>, name=<optimized out>, genericName=...) at ../../../libs/taskmanager/groupmanager.cpp:634
#9  0x00007fa420683511 in TaskManager::ToggleLauncherActionImpl::toggleLauncher (this=0x653db40) at ../../../libs/taskmanager/taskactions.cpp:377
#10 0x00007fa4206835c0 in TaskManager::ToggleLauncherActionImpl::qt_metacall (this=0x653db40, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=<optimized out>) at ./taskactions_p.moc:220
#11 0x00007fa438b32eba in QMetaObject::activate (sender=0x653db40, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffd6d86e80) at kernel/qobject.cpp:3278
#12 0x00007fa437ec9b62 in QAction::triggered (this=<optimized out>, _t1=true) at .moc/release-shared/moc_qaction.cpp:263
#13 0x00007fa437ec9d4f in QAction::activate (this=0x653db40, event=<optimized out>) at kernel/qaction.cpp:1257
#14 0x00007fa438304609 in QMenuPrivate::activateCausedStack (this=0x65139d0, causedStack=..., action=0x653db40, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1005
#15 0x00007fa43830a252 in QMenuPrivate::activateAction (this=0x65139d0, action=0x653db40, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1097
#16 0x00007fa437f20c9a in QWidget::event (this=0x5e30b00, event=0x7fffd6d876e0) at kernel/qwidget.cpp:8295
#17 0x00007fa43830b7fb in QMenu::event (this=0x5e30b00, e=0x7fffd6d876e0) at widgets/qmenu.cpp:2405
#18 0x00007fa437ed0424 in notify_helper (e=0x7fffd6d876e0, receiver=0x5e30b00, this=0x170d260) at kernel/qapplication.cpp:4486
#19 QApplicationPrivate::notify_helper (this=0x170d260, receiver=0x5e30b00, e=0x7fffd6d876e0) at kernel/qapplication.cpp:4458
#20 0x00007fa437ed5c6b in QApplication::notify (this=<optimized out>, receiver=0x5e30b00, e=0x7fffd6d876e0) at kernel/qapplication.cpp:4047
#21 0x00007fa4397ce126 in KApplication::notify (this=0x16f5120, receiver=0x5e30b00, event=0x7fffd6d876e0) at ../../kdeui/kernel/kapplication.cpp:311
#22 0x00007fa438b1fafc in QCoreApplication::notifyInternal (this=0x16f5120, receiver=0x5e30b00, event=0x7fffd6d876e0) at kernel/qcoreapplication.cpp:787
#23 0x00007fa437ed13f2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#24 QApplicationPrivate::sendMouseEvent (receiver=0x5e30b00, event=0x7fffd6d876e0, alienWidget=0x0, nativeWidget=0x5e30b00, buttonDown=0x0, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#25 0x00007fa437f51001 in QETWidget::translateMouseEvent (this=0x5e30b00, event=<optimized out>) at kernel/qapplication_x11.cpp:4502
#26 0x00007fa437f4f8be in QApplication::x11ProcessEvent (this=0x16f5120, event=0x7fffd6d87f00) at kernel/qapplication_x11.cpp:3690
#27 0x00007fa437f78412 in x11EventSourceDispatch (s=0x1709d20, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#28 0x00007fa42fee3a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007fa42fee4258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007fa42fee4429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007fa438b4aed6 in QEventDispatcherGlib::processEvents (this=0x1637f40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#32 0x00007fa437f7807e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#33 0x00007fa438b1ecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#34 0x00007fa438b1eef7 in QEventLoop::exec (this=0x7fffd6d882d0, flags=...) at kernel/qeventloop.cpp:201
#35 0x00007fa438307711 in QMenu::exec (this=<optimized out>, p=..., action=0x0) at widgets/qmenu.cpp:2049
#36 0x00007fa4208b6e7d in contextMenuEvent (this=0x6f928e0, e=<optimized out>) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:356
#37 WindowTaskItem::contextMenuEvent (this=0x6f928e0, e=<optimized out>) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:325
#38 0x00007fa4384977b5 in QGraphicsItem::sceneEvent (this=0x6f928f0, event=0x7fffd6d889c0) at graphicsview/qgraphicsitem.cpp:6700
#39 0x00007fa4384bf75e in QGraphicsScene::contextMenuEvent (this=<optimized out>, contextMenuEvent=0x7fffd6d889c0) at graphicsview/qgraphicsscene.cpp:3609
#40 0x00007fa4384ce834 in QGraphicsScene::event (this=0x18edfe0, event=0x7fffd6d889c0) at graphicsview/qgraphicsscene.cpp:3407
#41 0x00007fa437ed0424 in notify_helper (e=0x7fffd6d889c0, receiver=0x18edfe0, this=0x170d260) at kernel/qapplication.cpp:4486
#42 QApplicationPrivate::notify_helper (this=0x170d260, receiver=0x18edfe0, e=0x7fffd6d889c0) at kernel/qapplication.cpp:4458
#43 0x00007fa437ed5291 in QApplication::notify (this=0x16f5120, receiver=0x18edfe0, e=0x7fffd6d889c0) at kernel/qapplication.cpp:4365
#44 0x00007fa4397ce126 in KApplication::notify (this=0x16f5120, receiver=0x18edfe0, event=0x7fffd6d889c0) at ../../kdeui/kernel/kapplication.cpp:311
#45 0x00007fa438b1fafc in QCoreApplication::notifyInternal (this=0x16f5120, receiver=0x18edfe0, event=0x7fffd6d889c0) at kernel/qcoreapplication.cpp:787
#46 0x00007fa4384e44fb in sendEvent (event=0x7fffd6d889c0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#47 QGraphicsView::contextMenuEvent (this=0x32272c0, event=0x7fffd6d890d0) at graphicsview/qgraphicsview.cpp:2890
#48 0x00007fa437f20a00 in QWidget::event (this=0x32272c0, event=0x7fffd6d890d0) at kernel/qwidget.cpp:8462
#49 0x00007fa4382c94f6 in QFrame::event (this=0x32272c0, e=0x7fffd6d890d0) at widgets/qframe.cpp:557
#50 0x00007fa4384ecd3b in QGraphicsView::viewportEvent (this=0x32272c0, event=0x7fffd6d890d0) at graphicsview/qgraphicsview.cpp:2864
#51 0x00007fa438b1fc88 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x323d6f0, event=0x7fffd6d890d0) at kernel/qcoreapplication.cpp:902
#52 0x00007fa437ed03ef in notify_helper (e=0x7fffd6d890d0, receiver=0x323d6f0, this=0x170d260) at kernel/qapplication.cpp:4482
#53 QApplicationPrivate::notify_helper (this=0x170d260, receiver=0x323d6f0, e=0x7fffd6d890d0) at kernel/qapplication.cpp:4458
#54 0x00007fa437ed5779 in QApplication::notify (this=<optimized out>, receiver=0x323d6f0, e=0x7fffd6d890d0) at kernel/qapplication.cpp:4126
#55 0x00007fa4397ce126 in KApplication::notify (this=0x16f5120, receiver=0x323d6f0, event=0x7fffd6d890d0) at ../../kdeui/kernel/kapplication.cpp:311
#56 0x00007fa438b1fafc in QCoreApplication::notifyInternal (this=0x16f5120, receiver=0x323d6f0, event=0x7fffd6d890d0) at kernel/qcoreapplication.cpp:787
#57 0x00007fa437f509aa in sendSpontaneousEvent (event=0x7fffd6d890d0, receiver=0x323d6f0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#58 QETWidget::translateMouseEvent (this=0x32272c0, event=<optimized out>) at kernel/qapplication_x11.cpp:4573
#59 0x00007fa437f4f8be in QApplication::x11ProcessEvent (this=0x16f5120, event=0x7fffd6d898c0) at kernel/qapplication_x11.cpp:3690
#60 0x00007fa437f78412 in x11EventSourceDispatch (s=0x1709d20, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#61 0x00007fa42fee3a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#62 0x00007fa42fee4258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#63 0x00007fa42fee4429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#64 0x00007fa438b4aed6 in QEventDispatcherGlib::processEvents (this=0x1637f40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#65 0x00007fa437f7807e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#66 0x00007fa438b1ecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#67 0x00007fa438b1eef7 in QEventLoop::exec (this=0x7fffd6d89c90, flags=...) at kernel/qeventloop.cpp:201
#68 0x00007fa438b23789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#69 0x00007fa43bc631a3 in kdemain (argc=1, argv=0x7fffd6d8a078) at ../../../../plasma/desktop/shell/main.cpp:120
#70 0x00007fa43b8a430d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fffd6d8a078, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffd6d8a068) at libc-start.c:226
#71 0x0000000000400671 in _start ()

Possible duplicates by query: bug 284247, bug 281149, bug 279487, bug 276877.

Reported using DrKonqi