I wrote:

> Jeff Rizzo <riz@boogers.sf.ca.us> writes:
>
>> 0x48081d93 in pthread__switch_away () from /usr/lib/libpthread.so.0
>
> For what it's worth, I'm seeing core dumps with both pthreads-using
> applications I use (xmms and Mozilla) in this spot, on a uniprocessor
> system.  (Well, it's actually a dual-CPU box, but the kernel only
> supports one of them.)  This system was running well with a complete
> (kernel, userland and packages) environment CVS-ed Friday morning EU
> time, but fails after updating again today, Monday morning.
>
> Installing the new libpthread.so introduced the behaviour, and
> completely rebuilding everything that used it (including all
> supporting libraries &c) did not help.

It was a dependency problem.  'make cleandir' in lib/libpthread/,
followed by 'make dependall' and 'make install' fixed it.

-tih
-- 
Tom Ivar Helbekkmo, Senior System Administrator, EUnet Norway
www.eunet.no  T: +47-22092958 M: +47-93013940 F: +47-22092901