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Date:      Thu, 16 Jan 2003 09:42:31 -0500 (EST)
From:      Andrew Gallatin <gallatin@cs.duke.edu>
To:        Mike Tibor <tibor@tibor.org>
Cc:        Trevor Johnson <trevor@jpj.net>, Wilko Bulte <wkb@freebie.xs4all.nl>, Kris Kennaway <kris@obsecurity.org>, <alpha@FreeBSD.ORG>, <current@FreeBSD.ORG>
Subject:   Re: unexpected machine check on 5.0 alpha
Message-ID:  <15910.50391.473362.53094@grasshopper.cs.duke.edu>
In-Reply-To: <20030116005541.L26353-100000@xena.mikey.net>
References:  <20030116033841.N30783-100000@blues.jpj.net> <20030116005541.L26353-100000@xena.mikey.net>

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Mike Tibor writes:
 > On Thu, 16 Jan 2003, Trevor Johnson wrote:
 > 
 > > I just got a similar crash:
 > >
 > > 	unexpected machine check:
 > >
 > > 	    mces    = 0x1
 > > 	    vector  = 0x670
 > I believe a 670 machine check can also result from a read of a
 > non-existent I/O space.  I'm not a programmer, but could that be the
 > problem here?

No, that's a 660. (system machine check).
A 670 is much more likely to be bad ram, bad cache, bad CPU, etc.
Its not always overheating.

Drew

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