acpi error

[eazam]

hi, i got this error when applying 6.1 - stable.

Release
     6.1-stable
Environment

     FreeBSD gun-grave-mafia.mybsd.org.my 6.1-STABLE FreeBSD 6.1-STABLE 
#0: Thu Aug 17 00:39:14FreeBSD gun-grave-mafia.mybsd.org.my 6.1-STABLE 
FreeBSD 6.1-STABLE #0: Thu Aug 17 00:39:14 MYT 2006 
root at gun-grave-mafia.mybsd.org.my:/usr/obj/usr/src/sys/GUNGRAVE  i386
      MYT 2006 
root at gun-grave-mafia.mybsd.org.my:/usr/obj/usr/src/sys/GUNGRAVE  i386


Description

     when power off main supply
     this error appear in dmesg output

     acpi: bad read from port 0x080 (16)
     acpi: bad write to port 0x080 (16), val 0xc3250031
     acpi: bad read from port 0x080 (16)
     acpi: bad write to port 0x080 (16), val 0xc3250031

     using dell inspiron 700m notebook.


How-To-Repeat

      on and off power supply