Application: plasma-desktop (0.4)
KDE Platform Version: 4.5.80 (4.6 Beta1)
Qt Version: 4.7.1
Operating System: Linux 2.6.35.6-48.fc14.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
Just starting KDE in normal or failsafe session
It seems that all is OK till first application is started and so managed by kde-plasma-smooth-tasks.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f5fef6e0880 (LWP 3255))]

Thread 2 (Thread 0x7f5fda692700 (LWP 3256)):
#0  0x0000003433e41270 in g_main_context_prepare (context=0x2733000, priority=0x7f5fda691aec) at gmain.c:2499
#1  0x0000003433e42209 in g_main_context_iterate (context=0x2733000, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2760
#2  0x0000003433e428ad in g_main_context_iteration (context=0x2733000, may_block=1) at gmain.c:2843
#3  0x0000003fbf586916 in QEventDispatcherGlib::processEvents (this=0x2636950, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x0000003fbf55ab42 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x0000003fbf55ad8c in QEventLoop::exec (this=0x7f5fda691c00, flags=...) at kernel/qeventloop.cpp:201
#6  0x0000003fbf46fed4 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x0000003fbf53c5f8 in QInotifyFileSystemWatcherEngine::run (this=0x2733f00) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x0000003fbf4726ee in QThreadPrivate::start (arg=0x2733f00) at thread/qthread_unix.cpp:285
#9  0x00000037ae299953 in ?? () from /usr/lib64/libGL.so.1
#10 0x0000003431e06d5b in start_thread () from /lib64/libpthread.so.0
#11 0x00000034312e4aad in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f5fef6e0880 (LWP 3255)):
[KCrash Handler]
#6  ref (this=0x2a730b0) at /usr/include/QtCore/qatomic_x86_64.h:121
#7  QList (this=0x2a730b0) at /usr/include/QtCore/qlist.h:118
#8  TaskManager::TaskGroup::members (this=0x2a730b0) at /usr/src/debug/kdebase-workspace-4.5.80/libs/taskmanager/taskgroup.cpp:292
#9  0x00007f5fdaf463da in SmoothTasks::TaskItem::publishIconGeometry (this=0x2ed3ec0) at /usr/src/debug/smooth-tasks-src-wip-2010-11-05-1/applet/SmoothTasks/TaskItem.cpp:388
#10 0x00007f5fdaf46620 in SmoothTasks::TaskItem::updateState (this=0x2ed3ec0) at /usr/src/debug/smooth-tasks-src-wip-2010-11-05-1/applet/SmoothTasks/TaskItem.cpp:404
#11 0x00007f5fdaf4690f in SmoothTasks::TaskItem::TaskItem (this=0x2ed3ec0, abstractItem=0x2a730b0, applet=<value optimized out>) at /usr/src/debug/smooth-tasks-src-wip-2010-11-05-1/applet/SmoothTasks/TaskItem.cpp:108
#12 0x00007f5fdaf3b917 in SmoothTasks::Applet::itemAdded (this=0x26e7f10, groupableItem=0x2a730b0) at /usr/src/debug/smooth-tasks-src-wip-2010-11-05-1/applet/SmoothTasks/Applet.cpp:212
#13 0x00007f5fdaf3d4d8 in SmoothTasks::Applet::qt_metacall (this=0x26e7f10, _c=QMetaObject::InvokeMetaMethod, _id=10, _a=0x7fffdb71d960) at /usr/src/debug/smooth-tasks-src-wip-2010-11-05-1/x86_64-redhat-linux-gnu/applet/Applet.moc:121
#14 0x0000003fbf57004f in QMetaObject::activate (sender=0x26efb40, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fffdb71d960) at kernel/qobject.cpp:3272
#15 0x00007f5fddcd024f in TaskManager::TaskGroup::itemAdded (this=<value optimized out>, _t1=0x2a730b0) at /usr/src/debug/kdebase-workspace-4.5.80/x86_64-redhat-linux-gnu/libs/taskmanager/taskgroup.moc:152
#16 0x00007f5fddcd082f in TaskManager::TaskGroup::add (this=0x26efb40, item=0x2a730b0) at /usr/src/debug/kdebase-workspace-4.5.80/libs/taskmanager/taskgroup.cpp:221
#17 0x00007f5fddcc676e in TaskManager::ProgramGroupingStrategy::handleItem (this=0x2e24110, item=0x2a730b0) at /usr/src/debug/kdebase-workspace-4.5.80/libs/taskmanager/strategies/programgroupingstrategy.cpp:191
#18 0x00007f5fddcc07a5 in TaskManager::GroupManagerPrivate::addTask (this=0x26e74d0, task=...) at /usr/src/debug/kdebase-workspace-4.5.80/libs/taskmanager/groupmanager.cpp:308
#19 0x00007f5fddcc1d4f in TaskManager::GroupManager::qt_metacall (this=0x2636130, _c=QMetaObject::InvokeMetaMethod, _id=11, _a=0x7fffdb71dc50) at /usr/src/debug/kdebase-workspace-4.5.80/x86_64-redhat-linux-gnu/libs/taskmanager/groupmanager.moc:113
#20 0x0000003fbf57004f in QMetaObject::activate (sender=0x26e55d0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fffdb71dc50) at kernel/qobject.cpp:3272
#21 0x00007f5fddcd4862 in TaskManager::TaskManager::taskAdded (this=<value optimized out>, _t1=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.5.80/x86_64-redhat-linux-gnu/libs/taskmanager/taskmanager.moc:172
#22 0x00007f5fddcd582c in TaskManager::TaskManager::windowAdded (this=0x26e55d0, w=69206034) at /usr/src/debug/kdebase-workspace-4.5.80/libs/taskmanager/taskmanager.cpp:297
#23 0x00007f5fddcd62f0 in TaskManager::TaskManager::qt_metacall (this=0x26e55d0, _c=QMetaObject::InvokeMetaMethod, _id=7, _a=0x7fffdb71df10) at /usr/src/debug/kdebase-workspace-4.5.80/x86_64-redhat-linux-gnu/libs/taskmanager/taskmanager.moc:123
#24 0x0000003fbf57004f in QMetaObject::activate (sender=0x1f22e80, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fffdb71df10) at kernel/qobject.cpp:3272
#25 0x00007f5ff22ada72 in KWindowSystem::windowAdded (this=<value optimized out>, _t1=69206034) at /usr/src/debug/kdelibs-4.5.80/x86_64-redhat-linux-gnu/kdeui/kwindowsystem.moc:126
#26 0x00007f5ff22ae82a in KWindowSystemPrivate::addClient (this=0x1f64c40, w=69206034) at /usr/src/debug/kdelibs-4.5.80/kdeui/windowmanagement/kwindowsystem_x11.cpp:233
#27 0x00007f5ff22bcc9c in NETRootInfo::update (this=0x1f64c68, dirty_props=<value optimized out>) at /usr/src/debug/kdelibs-4.5.80/kdeui/windowmanagement/netwm.cpp:2208
#28 0x00007f5ff22bd913 in NETRootInfo::event (this=0x1f64c68, event=0x7fffdb71e950, properties=0x7fffdb71e170, properties_size=5) at /usr/src/debug/kdelibs-4.5.80/kdeui/windowmanagement/netwm.cpp:2080
#29 0x00007f5ff22b001b in KWindowSystemPrivate::x11Event (this=0x1f64c40, ev=0x7fffdb71e950) at /usr/src/debug/kdelibs-4.5.80/kdeui/windowmanagement/kwindowsystem_x11.cpp:136
#30 0x00007f5ff218647e in publicx11Event (this=<value optimized out>, _event=0x7fffdb71e950) at /usr/src/debug/kdelibs-4.5.80/kdeui/kernel/kapplication.cpp:916
#31 KApplication::x11EventFilter (this=<value optimized out>, _event=0x7fffdb71e950) at /usr/src/debug/kdelibs-4.5.80/kdeui/kernel/kapplication.cpp:967
#32 0x00007f5ff48221b7 in PlasmaApp::x11EventFilter (this=0x1d45460, event=0x7fffdb71e950) at /usr/src/debug/kdebase-workspace-4.5.80/plasma/desktop/shell/plasmaapp.cpp:626
#33 0x0000003fc0e26755 in qt_x11EventFilter (ev=0x7fffdb71e950) at kernel/qapplication_x11.cpp:436
#34 0x0000003fc0e34770 in QApplication::x11ProcessEvent (this=0x1d45460, event=0x7fffdb71e950) at kernel/qapplication_x11.cpp:3276
#35 0x0000003fc0e5c902 in x11EventSourceDispatch (s=0x1d561b0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#36 0x0000003433e41e33 in g_main_dispatch (context=0x1d55120) at gmain.c:2149
#37 g_main_context_dispatch (context=0x1d55120) at gmain.c:2702
#38 0x0000003433e42610 in g_main_context_iterate (context=0x1d55120, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2780
#39 0x0000003433e428ad in g_main_context_iteration (context=0x1d55120, may_block=1) at gmain.c:2843
#40 0x0000003fbf5868bf in QEventDispatcherGlib::processEvents (this=0x1ca9270, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#41 0x0000003fc0e5c59e in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#42 0x0000003fbf55ab42 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#43 0x0000003fbf55ad8c in QEventLoop::exec (this=0x7fffdb71ec60, flags=...) at kernel/qeventloop.cpp:201
#44 0x0000003fbf55f24b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#45 0x00007f5ff480c298 in kdemain (argc=1, argv=0x7fffdb71f058) at /usr/src/debug/kdebase-workspace-4.5.80/plasma/desktop/shell/main.cpp:118
#46 0x000000343121ee7d in __libc_start_main (main=0x400930 <main(int, char**)>, argc=1, ubp_av=0x7fffdb71f058, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fffdb71f048) at libc-start.c:226
#47 0x0000000000400859 in _start ()

This bug may be a duplicate of or related to bug 258026.

Possible duplicates by query: bug 258049, bug 258026.

Reported using DrKonqi