ksmserver crashed with SIGSEGV in start_thread()

[Hokky]

Binary package hint: kdebase-workspace

The error occurred on automatic log in before any programs was manually started.
Ubuntu Jaunty. Updated Sun Mar 1 18:00 2009.

ProblemType: Crash
Architecture: i386
DistroRelease: /usr/bin/lsb_release:81: DeprecationWarning: the sets module is deprecated import sets Ubuntu 9.04
ExecutablePath: /usr/bin/ksmserver
Package: kdebase-workspace-bin 4:4.2.0-0ubuntu8
ProcCmdline: ksmserver
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Signal: 11
SourcePackage: kdebase-workspace
StacktraceTop:
 ?? () from /usr/lib/libkdeinit4_ksmserver.so
 ?? () from /usr/lib/libQtCore.so.4
 start_thread () from /lib/tls/i686/cmov/libpthread.so.0
 clone () from /lib/tls/i686/cmov/libc.so.6
Title: ksmserver crashed with SIGSEGV in start_thread()
Uname: Linux 2.6.28-8-generic i686
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare