Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.2.90 (KDE 4.2.90 (KDE 4.3 Beta2))
Qt Version: 4.5.0
Operating System: Linux 2.6.28-13-generic x86_64
Distribution: Ubuntu 9.04

 -- Backtrace:
Application: Plasma Workspace (kdeinit), signal: Segmentation fault
[Current thread is 0 (LWP 4028)]

Thread 2 (Thread 0x7ffc6156f950 (LWP 4055)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007ffc80c4e939 in QWaitCondition::wait (this=0x12aa570, mutex=0x12aa568, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007ffc7facb4cc in QHostInfoAgent::run (this=0x12aa550) at kernel/qhostinfo.cpp:260
#3  0x00007ffc80c4d952 in QThreadPrivate::start (arg=0x12aa550) at thread/qthread_unix.cpp:189
#4  0x00007ffc7cacf3ba in start_thread (arg=<value optimized out>) at pthread_create.c:297
#5  0x00007ffc7d6b3fcd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ffc81218750 (LWP 4028)):
[KCrash Handler]
#5  IconView::popupVisible (this=0x0) at /build/buildd/kdebase-4.2.90/apps/plasma/applets/folderview/iconview.cpp:1199
#6  0x00007ffc6364902d in PopupView::leaveEvent (this=0x25b03a0, event=0x7fff8924c170) at /build/buildd/kdebase-4.2.90/apps/plasma/applets/folderview/popupview.cpp:542
#7  0x00007ffc7e3116cc in QWidget::event (this=0x25b03a0, event=0x7fff8924c170) at kernel/qwidget.cpp:7642
#8  0x00007ffc7e2c078d in QApplicationPrivate::notify_helper (this=0xa273c0, receiver=0x25b03a0, e=0x7fff8924c170) at kernel/qapplication.cpp:4084
#9  0x00007ffc7e2c897a in QApplication::notify (this=0x9e6300, receiver=0x25b03a0, e=0x7fff8924c170) at kernel/qapplication.cpp:4049
#10 0x00007ffc7f40306b in KApplication::notify (this=0x9e6300, receiver=0x25b03a0, event=0x7fff8924c170) at /build/buildd/kde4libs-4.2.90/kdeui/kernel/kapplication.cpp:302
#11 0x00007ffc80d3675c in QCoreApplication::notifyInternal (this=0x9e6300, receiver=0x25b03a0, event=0x7fff8924c170) at kernel/qcoreapplication.cpp:602
#12 0x00007ffc7e2c7a19 in QApplicationPrivate::dispatchEnterLeave (enter=0x13f0b50, leave=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#13 0x00007ffc7e3308a9 in QApplication::x11ProcessEvent (this=0x9e6300, event=0x7fff8924ca80) at kernel/qapplication_x11.cpp:3616
#14 0x00007ffc7e359464 in x11EventSourceDispatch (s=0xa2b2a0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#15 0x00007ffc7cd1e20a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#16 0x00007ffc7cd218e0 in ?? () from /usr/lib/libglib-2.0.so.0
#17 0x00007ffc7cd21a7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#18 0x00007ffc80d5fe6f in QEventDispatcherGlib::processEvents (this=0xa26850, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:323
#19 0x00007ffc7e358bef in QGuiEventDispatcherGlib::processEvents (this=0x0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#20 0x00007ffc80d35002 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -1994076816}) at kernel/qeventloop.cpp:149
#21 0x00007ffc80d353cd in QEventLoop::exec (this=0x7fff8924cdb0, flags={i = -1994076736}) at kernel/qeventloop.cpp:200
#22 0x00007ffc80d37694 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#23 0x00007ffc75fde7eb in kdemain (argc=1, argv=0x9917e0) at /build/buildd/kdebase-workspace-4.2.90/plasma/shells/desktop/main.cpp:50
#24 0x000000000040714e in launch (argc=1, _name=0x9dbcc8 "/usr/bin/plasma-desktop", args=<value optimized out>, cwd=0x0, envc=0, envs=0x9dbce8 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x40a308 "0") at /build/buildd/kde4libs-4.2.90/kinit/kinit.cpp:671
#25 0x0000000000407978 in handle_launcher_request (sock=7, who=<value optimized out>) at /build/buildd/kde4libs-4.2.90/kinit/kinit.cpp:1163
#26 0x0000000000407f25 in handle_requests (waitForPid=0) at /build/buildd/kde4libs-4.2.90/kinit/kinit.cpp:1356
#27 0x0000000000408a66 in main (argc=2, argv=0x7fff8924dc48, envp=0x7fff8924dc60) at /build/buildd/kde4libs-4.2.90/kinit/kinit.cpp:1783

Reported using DrKonqi