kern/157685: AHCI+ZFS28+gptzfsboot cannot load kernel! (8-STABLE and 9-CURRENT)

[Andrei Lavreniyuk]

>Number:         157685
>Category:       kern
>Synopsis:       AHCI+ZFS28+gptzfsboot cannot load kernel! (8-STABLE and 9-CURRENT)
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Tue Jun 07 12:40:08 UTC 2011
>Closed-Date:
>Last-Modified:
>Originator:     Andrei Lavreniyuk
>Release:        FreeBSD 8.2-STABLE
>Organization:
Technica-03, Inc.
>Environment:
FreeBSD datacenter.technica-03.local 8.2-STABLE FreeBSD 8.2-STABLE #0: Tue Jun  7 14:23:41 EEST 2011     root at datacenter.technica-03.local:/usr/obj/usr/src/sys/SMP64  amd64
>Description:

AHCI+ZFS28+gptzfsboot cannot load kernel! (8-STABLE and 9-CURRENT)

if disable AHCI from BIOS then kernel load fine.


In a version 8-STABLE and ZFS v15 + AHCI of such problems was not observed.
>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted: