Application: plasma-desktop (0.3)
KDE Platform Version: 4.4.2 (KDE 4.4.2) (Compiled from sources)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-24-generic i686
Distribution: Ubuntu 10.04.1 LTS

-- Information about the crash:
when i start amarok,desktop is black for 1 minuts...after the desktop is ok.this is when i do upgrade to lucyd version...

The crash can be reproduced every time.

 -- Backtrace:
Application: Spazio di lavoro di Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb785baa0 (LWP 2158))]

Thread 2 (Thread 0xaa048b70 (LWP 2159)):
#0  0x00236311 in __pthread_mutex_unlock_usercnt () from /lib/tls/i686/cmov/libpthread.so.0
#1  0x081ba491 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#2  0x081be2d8 in ?? () from /lib/libglib-2.0.so.0
#3  0x081be4b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#4  0x00f5b60f in QEventDispatcherGlib::processEvents (this=0x9c8ade0, flags=...) at kernel/qeventdispatcher_glib.cpp:414
#5  0x00f2e059 in QEventLoop::processEvents (this=0xaa048290, flags=) at kernel/qeventloop.cpp:149
#6  0x00f2e4aa in QEventLoop::exec (this=0xaa048290, flags=...) at kernel/qeventloop.cpp:201
#7  0x00e2a5a8 in QThread::exec (this=0x9c7b8e0) at thread/qthread.cpp:487
#8  0x00f0dc1b in QInotifyFileSystemWatcherEngine::run (this=0x9c7b8e0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00e2d32e in QThreadPrivate::start (arg=0x9c7b8e0) at thread/qthread_unix.cpp:248
#10 0x0023296e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#11 0x06165a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb785baa0 (LWP 2158)):
[KCrash Handler]
#6  TaskManager::Task::icon (this=0x0, width=32, height=32, allowResize=true) at ../../../libs/taskmanager/task.cpp:406
#7  0x0429d4ca in ?? () from /usr/lib/kde4/plasma_applet_daisy.so
#8  0x042a4b63 in ?? () from /usr/lib/kde4/plasma_applet_daisy.so
#9  0x00f34c9a in QMetaObject::metacall (object=0x9ab3768, cl=QMetaObject::InvokeMetaMethod, idx=-1077415228, argv=0xbfc7f2c8) at kernel/qmetaobject.cpp:237
#10 0x00f433d5 in QMetaObject::activate (sender=0x97c3318, m=0xdbf0ec, local_signal_index=9, argv=0xbfc7f424) at kernel/qobject.cpp:3293
#11 0x00d4d129 in KWindowSystem::windowChanged (this=0x97c3318, _t1=54525988, _t2=0xbfc7f484) at ./kwindowsystem.moc:178
#12 0x00d50226 in KWindowSystemPrivate::x11Event (this=0x97c55d8, ev=0xbfc7f95c) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:180
#13 0x00bef5d6 in KAppX11HackWidget::publicx11Event (this=0x95a0fc8, _event=0xbfc7f95c) at ../../kdeui/kernel/kapplication.cpp:903
#14 KApplication::x11EventFilter (this=0x95a0fc8, _event=0xbfc7f95c) at ../../kdeui/kernel/kapplication.cpp:953
#15 0x01451faa in PlasmaApp::x11EventFilter (this=0x95a0fc8, event=0xbfc7f95c) at ../../../../plasma/desktop/shell/plasmaapp.cpp:600
#16 0x056f0660 in qt_x11EventFilter (ev=0xbfc7f95c) at kernel/qapplication_x11.cpp:399
#17 0x056ffe90 in QApplication::x11ProcessEvent (this=0x95a0fc8, event=0xbfc7f95c) at kernel/qapplication_x11.cpp:3231
#18 0x0573060a in x11EventSourceDispatch (s=0x95a9e40, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#19 0x081ba5e5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#20 0x081be2d8 in ?? () from /lib/libglib-2.0.so.0
#21 0x081be4b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#22 0x00f5b5d5 in QEventDispatcherGlib::processEvents (this=0x95a6fa8, flags=...) at kernel/qeventdispatcher_glib.cpp:412
#23 0x05730135 in QGuiEventDispatcherGlib::processEvents (this=0x95a6fa8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#24 0x00f2e059 in QEventLoop::processEvents (this=0xbfc7fc54, flags=) at kernel/qeventloop.cpp:149
#25 0x00f2e4aa in QEventLoop::exec (this=0xbfc7fc54, flags=...) at kernel/qeventloop.cpp:201
#26 0x00f3269f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#27 0x05670577 in QApplication::exec () at kernel/qapplication.cpp:3579
#28 0x0143e05e in kdemain (argc=1, argv=0x9593dc8) at ../../../../plasma/desktop/shell/main.cpp:112
#29 0x0804e133 in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x9575f00 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x8051465 "0") at ../../kinit/kinit.cpp:717
#30 0x0804ec6d in handle_launcher_request (sock=<value optimized out>, who=<value optimized out>) at ../../kinit/kinit.cpp:1209
#31 0x0804f190 in handle_requests (waitForPid=<value optimized out>) at ../../kinit/kinit.cpp:1402
#32 0x0804fe4f in main (argc=4, argv=0xbfc80704, envp=0xbfc80718) at ../../kinit/kinit.cpp:1845

This bug may be a duplicate of or related to bug 226197.

Possible duplicates by query: bug 245502, bug 244675, bug 241067, bug 240621, bug 238972.

Reported using DrKonqi