Re: CDRW causes Thinkpad T41 to panic

From: Daniel Eischen <eischen_at_vigrid.com>
Date: Fri, 28 May 2004 02:24:18 -0400 (EDT)
On Wed, 26 May 2004, Kent Hauser wrote:

> Hi,
> 
> Thanks for the input. After disabling the "hotswap" interrupt via the Thinkpad 
> PS2 command at the suggestion of "Nikolay Denev" <nike_d_at_cytexbg.com> 
> (at least I think that's the interrupt I turned off...), I now sometimes get 
> further in my boot. Now it only normally panics at startup -- an the message 
> is as follows:
> 
> ad0: 35293MB <HTS548040MAT00> [71707/16/63] at ata0-master UDMA100
> ata1-slave: FAILURE - ATAPI_IDENTIFY no interrupt
> ata1-slave: FAILURE - ATAPI_IDENTIFY no interrupt
> acd0: CDRW <UJDA755zDVD/CDRW> at ata1-master UDMA33
> Memory modified after free 0xc44d8a00(508) val=1ff01ff _at_ 0xc44d8a00

I get the same panic with my Thinkpad R40.  If you build a
kernel without atapicam, then it boots just fine.  The cause
seems to be atapicam related.

I'm in the middle of initially building the system, but I'll
try to get more info when I can.

-- 
Dan Eischen
Received on Thu May 27 2004 - 21:24:42 UTC

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