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Date: Wed, 26 May 2004 12:39:27 -0400
From: Chuck Swiger <cswiger@mac.com>
Organization: The Courts of Chaos
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To: Kent Hauser <kent.hauser@verizon.net>, current@freebsd.org
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Subject: Re: CDRW causes Thinkpad T41 to panic
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Kent Hauser wrote:
> I'm running 5/24/04 -CURRENT (GENERIC kernel) which fails to boot
> when the CD-RW/DVD is installed. The panic comes after ad0 is probed, then a 
> "Spurious interrupt ATA1-SLAVE" (or similar) message is printed, then the 
> kernel drops into the debugger.

Is your CD/DVD drive the only device on the second ATA channel?  Try 
rejumpering it to be a master rather than a slave and see whether that helps.

-- 
-Chuck