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Date: Fri, 13 Nov 2009 09:57:04 +0200
From: Andriy Gapon <avg@icyb.net.ua>
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To: Mark Atkinson <atkin901@gmail.com>
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Cc: freebsd-current@freebsd.org
Subject: Re: 8.0RC2 amd64 - kernel panic running make buildworld
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on 12/11/2009 17:57 Mark Atkinson said the following:
>> superpages and no machine check - works
>> machine check and no superpages - works
>> machine check and superpages - problem
> 
> That's not quite the same for sure, definitely try replacing the memory
> first if you haven't already.

I am not sure why would you say this.
I still see more similarities than differences:
1. in all cases it's family 10h CPUs
2. in all cases turning off super-pages helps
3. in all case failure seems to happen through MCA mechanism

The hardware is quite tested too.

-- 
Andriy Gapon