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Date:      Tue, 03 Aug 2010 11:53:31 -0400
From:      Michael Butler <imb@protected-networks.net>
To:        freebsd-current@freebsd.org
Subject:   Re: k3b causing system freeze/panic
Message-ID:  <4C583B7B.50500@protected-networks.net>
In-Reply-To: <4C563577.2090703@protected-networks.net>
References:  <4C4F9D75.50500@protected-networks.net>	<4C4FE9E3.8090501@icyb.net.ua> <4C563577.2090703@protected-networks.net>

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On 08/01/10 23:03, I wrote:
> Sadly, I still haven't been able to identify where the buffer address in
> the request structure is one of: left unset, gets lost or corrupted :-(
> 
> Happens with k3b-kde4 too. I am assuming that this is as a consequence
> of the ATA_CAM code-path. I don't recall ever having this issue prior to
> switching disk names to "ada" from "ad",

I can confirm this behaviour - switching back to the "ad" device and
using atapicam to access the DVD works correctly. My only conclusion is
that it's a regression in the ATA_CAM code-path,

	imb



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