On Fri, May 20, 2005 at 09:02:29AM +0000, Geert Hendrickx wrote:
> I don't have any other SMP machines, but on my UP i386, it also gives a
> segfault.  Could anyone with a non-sparc SMP machine try this?  It may not be a
> sparc-specific problem.  

Can you trigger it with any base system utility? 
What does mcview do (I suppose lock the file with fcntl() or flock()) to the
file?

Could you try a kernel with options LOCKDEBUG?

Martin