i386/83425: fdisk can't read or write disklabel

[Jan Slaets]

>Number:         83425
>Category:       i386
>Synopsis:       fdisk can't read or write disklabel
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    freebsd-i386
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Jul 14 01:20:11 GMT 2005
>Closed-Date:
>Last-Modified:
>Originator:     Jan Slaets
>Release:        FreeBSD 5.4 - release
>Organization:
Univ. Sao Paulo - Brazil
>Environment:
i386-atlon with only one ATAPI 10Gbyte hard disc    
>Description:
     Installation process is unable to read or write fdisk and any new partition data to disk ad0 and is aborted.
The 5.4-release fails also to recognize any partition data created successfully by a 4.6.2 FreeBSD installation on the same 10Gbyte hard disk. (Done to try an upgrade procedure to 5.4)
     Disk geometry of ad0 cyl 1247 heads 255 sect 63

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