Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-19-generic i686
Distribution: Ubuntu 9.10

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77b9700 (LWP 4723))]

Thread 2 (Thread 0xac766b70 (LWP 4724)):
#0  0x002d5422 in __kernel_vsyscall ()
#1  0x00266e15 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:122
#2  0x0879b87d in __pthread_cond_wait (cond=0x9f0f918, mutex=0x9f0f900) at forward.c:139
#3  0x00325e67 in QWaitConditionPrivate::wait (this=0x9f39708, mutex=0x9f39704, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  QWaitCondition::wait (this=0x9f39708, mutex=0x9f39704, time=4294967295) at thread/qwaitcondition_unix.cpp:159
#5  0x05d28922 in QHostInfoAgent::run (this=0x9f396f8) at kernel/qhostinfo.cpp:260
#6  0x00324e32 in QThreadPrivate::start (arg=0x9f396f8) at thread/qthread_unix.cpp:188
#7  0x0026280e in start_thread (arg=0xac766b70) at pthread_create.c:300
#8  0x0878e8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb77b9700 (LWP 4723)):
[KCrash Handler]
#6  0x00ecdd57 in XVisualIDFromVisual () from /usr/lib/libX11.so.6
#7  0x0118470e in qt_x11_getX11InfoForWindow (xinfo=0xa8ffbf4, a=...) at kernel/qwidget_x11.cpp:400
#8  0x0118bb4e in QWidgetPrivate::create_sys (this=0xa8ffb00, window=16821230, initializeWindow=true, destroyOldWindow=true) at kernel/qwidget_x11.cpp:545
#9  0x0114cb1c in QWidget::create (this=0xa2e2838, window=16821230, initializeWindow=true, destroyOldWindow=<value optimized out>) at kernel/qwidget.cpp:1253
#10 0x01f91c1e in SystemTray::X11EmbedContainer::embedSystemTrayClient (this=0xa2e2838, clientId=60817478) at ../../../../plasma/applets/systemtray/protocols/fdo/x11embedcontainer.cpp:110
#11 0x01f8d3f0 in SystemTray::FdoGraphicsWidget::setupXEmbedDelegate (this=0x9f483d0) at ../../../../plasma/applets/systemtray/protocols/fdo/fdographicswidget.cpp:159
#12 0x01f8d4cb in SystemTray::FdoGraphicsWidget::qt_metacall (this=0x9f483d0, _c=QMetaObject::InvokeMetaMethod, _id=6, _a=0xbfdd883c) at ./fdographicswidget.moc:78
#13 0x0042b263 in QMetaObject::activate (sender=0xa422bd8, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#14 0x0042bec2 in QMetaObject::activate (sender=0xa422bd8, m=0x505908, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#15 0x00430387 in QSingleShotTimer::timeout (this=0xa422bd8) at .moc/release-shared/qtimer.moc:76
#16 0x0043049c in QSingleShotTimer::timerEvent (this=0xa422bd8) at kernel/qtimer.cpp:298
#17 0x004253bf in QObject::event (this=0xa422bd8, e=0xbfdd8cd0) at kernel/qobject.cpp:1075
#18 0x010f5f54 in QApplicationPrivate::notify_helper (this=0x9b7c328, receiver=0xa422bd8, e=0xbfdd8cd0) at kernel/qapplication.cpp:4056
#19 0x010fd67c in QApplication::notify (this=0x9b765f8, receiver=0xa422bd8, e=0xbfdd8cd0) at kernel/qapplication.cpp:3603
#20 0x00a01bfa in KApplication::notify (this=0x9b765f8, receiver=0xa422bd8, event=0xbfdd8cd0) at ../../kdeui/kernel/kapplication.cpp:302
#21 0x004156cb in QCoreApplication::notifyInternal (this=0x9b765f8, receiver=0xa422bd8, event=0xbfdd8cd0) at kernel/qcoreapplication.cpp:610
#22 0x004427ce in QCoreApplication::sendEvent (this=0x9b7e4b4) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#23 QTimerInfoList::activateTimers (this=0x9b7e4b4) at kernel/qeventdispatcher_unix.cpp:572
#24 0x004400e0 in timerSourceDispatch (source=0x9b7e480) at kernel/qeventdispatcher_glib.cpp:165
#25 0x09a7ae88 in g_main_dispatch (context=0x9b7e400) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:1960
#26 IA__g_main_context_dispatch (context=0x9b7e400) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2513
#27 0x09a7e730 in g_main_context_iterate (context=0x9b7e400, block=<value optimized out>, dispatch=1, self=0x9b7bd98) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2591
#28 0x09a7e863 in IA__g_main_context_iteration (context=0x9b7e400, may_block=1) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2654
#29 0x0044002c in QEventDispatcherGlib::processEvents (this=0x9b7c058, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#30 0x01196be5 in QGuiEventDispatcherGlib::processEvents (this=0x9b7c058, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#31 0x00413c79 in QEventLoop::processEvents (this=0xbfdd8f94, flags=) at kernel/qeventloop.cpp:149
#32 0x004140ca in QEventLoop::exec (this=0xbfdd8f94, flags=...) at kernel/qeventloop.cpp:201
#33 0x0041653f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#34 0x010f5dd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#35 0x01a9d80d in kdemain (argc=1, argv=0x9b58568) at ../../../../plasma/shells/desktop/main.cpp:50
#36 0x0804dde1 in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x9b5d628 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x80511a5 "0") at ../../kinit/kinit.cpp:677
#37 0x0804ea35 in handle_launcher_request (sock=<value optimized out>, who=<value optimized out>) at ../../kinit/kinit.cpp:1169
#38 0x0804eeac in handle_requests (waitForPid=<value optimized out>) at ../../kinit/kinit.cpp:1362
#39 0x0804fbaf in main (argc=2, argv=0xbfdd97f4, envp=0xbfdd9800) at ../../kinit/kinit.cpp:1793

This bug may be a duplicate of or related to bug 226755

Reported using DrKonqi