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Date:      Wed, 1 Aug 2007 10:48:15 -0700
From:      "Matt Reimer" <mattjreimer@gmail.com>
To:        "Jan Schmidle" <freebsd-current@jschmidle.org>
Cc:        Current@freebsd.org
Subject:   Re: Panic with areca and dd
Message-ID:  <f383264b0708011048y42f01ea2o54ce9e21fe565f4f@mail.gmail.com>
In-Reply-To: <468B551C.7070107@jschmidle.org>
References:  <468B551C.7070107@jschmidle.org>

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On 7/4/07, Jan Schmidle <freebsd-current@jschmidle.org> wrote:
> I reduced my Problem from zfs to a general disk, i/o problem.
> But now i don't know if it is areca driver related or a
> general freebsd-current problem.
>
> When I start two dd's like "dd if=/dev/zero of=/dev/da1 bs=1024"
> on different disks, the machine panics with the following backtrace and
> stuff.
> I also appended a complete dmesg before the crash. The machine is
> running a cvsuped GENERIC
> kernel from yesterday.
>
> Does anybody know, how to solve this ?
>
> Jan

Jan,

Scott Long just committed a fix for the arcmsr driver that solved a
similar crash for us.

Matt



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