On Sun, Nov 25, 2007 at 12:11:19AM +0900, Kazushi Marukawa wrote:
> Hi,
> 
> I was having mutex error for a long while on recent NetBSD
> and Xen3.  Actually, I was having problem from 4.99.19
> (about May) to 4.99.37 (Nov 22 kernel).
> 
> I was hoping the problem would be fixed some day, but...
> 
> Here is a trace dump from 4.99.37 kernel and Xen3.1.0nb2.
> Please let me know if there are something I can try.

Is it a dom0 or domU kernel ?
Also please build a kernel with 
makeoptions DEBUG="-g"

and use gdb to see where callout_softclock+0x24d (or whatever adress is given
by ddb with this kernel on panic) is. On my kernel image it points to
a mutex_enter which doens't make much sense ...

-- 
Manuel Bouyer <bouyer@antioche.eu.org>
     NetBSD: 26 ans d'experience feront toujours la difference
--