misc/78057: ad0: FAILURE - READ_DMA status=51 error=40 LBA=3631807

[stefano angaroni]

>Number:         78057
>Category:       misc
>Synopsis:       ad0: FAILURE - READ_DMA status=51 error=40 LBA=3631807
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Fri Feb 25 10:20:18 GMT 2005
>Closed-Date:
>Last-Modified:
>Originator:     stefano angaroni
>Release:        5.3 stable
>Organization:
>Environment:
sorry, uname: not found
>Description:
machine does not come up again. cannot paste log or dmesg. sorry
i am a newbie, sorry. cannot find help nowhere else.

UNEXPECTED INCONSISTENCY
ad0: FAILURE - READ_DMA status=51 error=40 LBA=3631807

fsck does not recovers
no vi to edit /etc/rc or fstab
no access to home (single user mode, no su -)

do not know what do to: reinstall? (how do I recover personal data?). please help

>How-To-Repeat:
      
>Fix:
      
>Release-Note:
>Audit-Trail:
>Unformatted: