Application: plasma-desktop (0.3)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-21-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
i just log on and plasma crashes -> from reading the othr reports it looks like it could be related to stasks.  will uninstall stasks and try again to see if it is the same problem

The crash can be reproduced every time.

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fcc836a1760 (LWP 2188))]

Thread 6 (Thread 0x7fcc5ac82710 (LWP 2189)):
#0  0x00007fcc818f2a2d in pthread_mutex_unlock () from /lib/libpthread.so.0
#1  0x00007fcc7d059ea5 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#2  0x00007fcc7d05a318 in ?? () from /lib/libglib-2.0.so.0
#3  0x00007fcc7d05a8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#4  0x00007fcc81c9c566 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#5  0x00007fcc81c71992 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#6  0x00007fcc81c71d6c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#7  0x00007fcc81b7bd59 in QThread::exec() () from /usr/lib/libQtCore.so.4
#8  0x00007fcc81c52178 in ?? () from /usr/lib/libQtCore.so.4
#9  0x00007fcc81b7e775 in ?? () from /usr/lib/libQtCore.so.4
#10 0x00007fcc818ee9ca in start_thread () from /lib/libpthread.so.0
#11 0x00007fcc806a169d in clone () from /lib/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fcc5a481710 (LWP 2190)):
#0  0x00007fcc818f385c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fcc79348ca6 in ?? () from /usr/lib/libQtWebKit.so.4
#2  0x00007fcc79348ce9 in ?? () from /usr/lib/libQtWebKit.so.4
#3  0x00007fcc818ee9ca in start_thread () from /lib/libpthread.so.0
#4  0x00007fcc806a169d in clone () from /lib/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fcc533ad710 (LWP 2191)):
#0  0x00007fcc818f3bc9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fcc81b7f692 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#2  0x00007fcc81b74a79 in ?? () from /usr/lib/libQtCore.so.4
#3  0x00007fcc81b7e775 in ?? () from /usr/lib/libQtCore.so.4
#4  0x00007fcc818ee9ca in start_thread () from /lib/libpthread.so.0
#5  0x00007fcc806a169d in clone () from /lib/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fcc52bac710 (LWP 2192)):
#0  0x00007fcc818f385c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fcc74f4e2a6 in ?? () from /usr/lib/libQtScript.so.4
#2  0x00007fcc74f4e2e9 in ?? () from /usr/lib/libQtScript.so.4
#3  0x00007fcc818ee9ca in start_thread () from /lib/libpthread.so.0
#4  0x00007fcc806a169d in clone () from /lib/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fcc522ab710 (LWP 2197)):
#0  0x00007fcc818f3bc9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fcc81b7f692 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#2  0x00007fcc81b74a79 in ?? () from /usr/lib/libQtCore.so.4
#3  0x00007fcc81b7e775 in ?? () from /usr/lib/libQtCore.so.4
#4  0x00007fcc818ee9ca in start_thread () from /lib/libpthread.so.0
#5  0x00007fcc806a169d in clone () from /lib/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fcc836a1760 (LWP 2188)):
[KCrash Handler]
#5  0x00007fcc6383f414 in TaskManager::TaskItem::winIds() const () from /usr/lib/libtaskmanager.so.4
#6  0x00007fcc63a9f60f in ?? () from /usr/lib/kde4/plasma_applet_smooth-tasks.so
#7  0x00007fcc63aa3a9a in ?? () from /usr/lib/kde4/plasma_applet_smooth-tasks.so
#8  0x00007fcc63a92a65 in ?? () from /usr/lib/kde4/plasma_applet_smooth-tasks.so
#9  0x00007fcc63a96c78 in ?? () from /usr/lib/kde4/plasma_applet_smooth-tasks.so
#10 0x00007fcc81c85e3f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#11 0x00007fcc6383ad1f in TaskManager::TaskGroup::itemAdded(TaskManager::AbstractGroupableItem*) () from /usr/lib/libtaskmanager.so.4
#12 0x00007fcc6383bbbf in TaskManager::TaskGroup::add(TaskManager::AbstractGroupableItem*) () from /usr/lib/libtaskmanager.so.4
#13 0x00007fcc6382ef3d in ?? () from /usr/lib/libtaskmanager.so.4
#14 0x00007fcc6382a4dd in ?? () from /usr/lib/libtaskmanager.so.4
#15 0x00007fcc6382b77a in TaskManager::GroupManager::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libtaskmanager.so.4
#16 0x00007fcc81c85e3f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#17 0x00007fcc6383fc42 in TaskManager::TaskManager::taskAdded(KSharedPtr<TaskManager::Task>) () from /usr/lib/libtaskmanager.so.4
#18 0x00007fcc63841c70 in TaskManager::TaskManager::windowAdded(unsigned long) () from /usr/lib/libtaskmanager.so.4
#19 0x00007fcc63842fdf in TaskManager::TaskManager::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libtaskmanager.so.4
#20 0x00007fcc81c85e3f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#21 0x00007fcc822f2532 in KWindowSystem::windowAdded(unsigned long) () from /usr/lib/libkdeui.so.5
#22 0x00007fcc822f515a in ?? () from /usr/lib/libkdeui.so.5
#23 0x00007fcc823033fd in NETRootInfo::update(unsigned long const*) () from /usr/lib/libkdeui.so.5
#24 0x00007fcc823040f3 in NETRootInfo::event(_XEvent*, unsigned long*, int) () from /usr/lib/libkdeui.so.5
#25 0x00007fcc822f55ac in ?? () from /usr/lib/libkdeui.so.5
#26 0x00007fcc821b9d06 in KApplication::x11EventFilter(_XEvent*) () from /usr/lib/libkdeui.so.5
#27 0x00007fcc754c48c7 in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#28 0x00007fcc80e84641 in ?? () from /usr/lib/libQtGui.so.4
#29 0x00007fcc80e93191 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#30 0x00007fcc80ebf882 in ?? () from /usr/lib/libQtGui.so.4
#31 0x00007fcc7d0568c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#32 0x00007fcc7d05a748 in ?? () from /lib/libglib-2.0.so.0
#33 0x00007fcc7d05a8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#34 0x00007fcc81c9c513 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#35 0x00007fcc80ebf46e in ?? () from /usr/lib/libQtGui.so.4
#36 0x00007fcc81c71992 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#37 0x00007fcc81c71d6c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#38 0x00007fcc81c75aab in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#39 0x00007fcc754b2fb2 in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#40 0x00000000004070f3 in _start ()

This bug may be a duplicate of or related to bug 234764.

Possible duplicates by query: bug 235797, bug 235789, bug 235360, bug 234764, bug 234611.

Reported using DrKonqi