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Date: Wed, 17 Jun 2009 10:29:52 -0400
From: Ed Maste <emaste@freebsd.org>
To: pluknet <pluknet@gmail.com>
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Cc: freebsd-stable@freebsd.org
Subject: Re: 6.2 sporadically locks up
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On Tue, Jun 16, 2009 at 07:03:34PM +0400, pluknet wrote:

> As for allpcpu, I often see the picture, when one CPU runs the "irq17:
> bce1 aacu0" thread
> and another one runs arcconf. I wonder if that might be a source of
> bad locking or races, or..
> The arcconf utility uses ioctl that goes into aac/aacu(4) internals.

Do you see the same result w/ the in-tree aac(4) driver as opposed to
Adaptec's version?

-Ed