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Date: Mon, 9 Apr 2012 16:37:39 +0100 (BST)
From: Gavin Atkinson <gavin@FreeBSD.org>
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To: Alex Keda <admin@lissyara.su>
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Cc: current@freebsd.org
Subject: Re: r234000: i386 freeze when HT enabled
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On Mon, 9 Apr 2012, Alex Keda wrote:

> FreeBSD bsd-test.moskb.local 9.9-CURRENT FreeBSD 10.0-CURRENT #0 r234000: Sun
> Apr  8 03:02:51 MSK 2012
> root@bsd-test.moskb.local:/usr/obj/usr/src/sys/GENERIC  i386
> 
> Proliant 320 G4
> 
> freeze with Hyper-Threading enabled with last Line some about
> > CPU1 AP Launched
> 
> with disabled - boot OK

Can you try reverting r233961 and seeing if this fixes boot for you?

Gavin