Fatal trap 12 during boot

[Bruce M. Simpson]

Bruce M. Simpson wrote:
> Joel Dahl wrote:
>> Fresh kernel+world always panics with "Fatal trap 12: page fault while
>> in kernel mode" during boot, right after ata.  Kernel from Feb 3 works
>> without any problems.  Kernel is plain GENERIC.
> +1. I am getting this panic since cvs update about an hour ago and 
> rebuild. This is not a GENERIC kernel. I have no SATA ATAPI devices, 
> only the root disk for this system is attached via SATA-I.

Backing out revision 1.181 of ata-chipset.c results in a bootable system.

BMS