Strange ACPI messages on Core 2 Duo system

[Bruce M. Simpson]

Hi,

I noticed the following in dmesg output should I be concerned? this is 
with 6.2-RELEASE SMP kernel. This is a Gigabyte GA-VM900M with Intel 
Core 2 Duo E4300 CPU.

Copyright (c) 1992-2007 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 6.2-RELEASE #0: Fri Jan 12 11:05:30 UTC 2007
    root at dessler.cse.buffalo.edu:/usr/obj/usr/src/sys/SMP
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel(R) Core(TM)2 CPU          4300  @ 1.80GHz (1808.71-MHz 
686-class CPU)
  Origin = "GenuineIntel"  Id = 0x6f2  Stepping = 2
  
Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,C
MOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
  Features2=0xe39d<SSE3,RSVD2,MON,DS_CPL,EST,TM2,<b9>,CX16,<b14>,<b15>>
  AMD Features=0x20100000<NX,LM>
  AMD Features2=0x1<LAHF>
  Cores per package: 2
real memory  = 1006567424 (959 MB)
avail memory = 975724544 (930 MB)
ACPI APIC Table: <GBT    GBTUACPI>
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1
ioapic0: Changing APIC ID to 2
ioapic0 <Version 0.3> irqs 0-23 on motherboard
ioapic1 <Version 0.3> irqs 24-47 on motherboard
kbd1 at kbdmux0
ath_hal: 0.9.17.2 (AR5210, AR5211, AR5212, RF5111, RF5112, RF2413, RF5413)
acpi0: <GBT GBTUACPI> on motherboard
    ACPI-0438: *** Error: Looking up [\\_SB_.PCI0.LNK9] in namespace, 
AE_NOT_FOU
ND
SearchNode 0xc49c2480 StartNode 0xc49c2480 ReturnNode 0
    ACPI-0438: *** Error: Looking up [\\_SB_.PCI0.LNK9] in namespace, 
AE_NOT_FOU
ND
SearchNode 0xc49c22c0 StartNode 0xc49c22c0 ReturnNode 0
    ACPI-0438: *** Error: Looking up [\\_SB_.PCI0.LNK9] in namespace, 
AE_NOT_FOU
ND
SearchNode 0xc49c1ca0 StartNode 0xc49c1ca0 ReturnNode 0
    ACPI-0438: *** Error: Looking up [\\_SB_.PCI0.LNK9] in namespace, 
AE_NOT_FOU
ND
SearchNode 0xc49c3cc0 StartNode 0xc49c3cc0 ReturnNode 0
    ACPI-0438: *** Error: Looking up [\\_SB_.PCI0.LNK9] in namespace, 
AE_NOT_FOU
ND
SearchNode 0xc49c3ac0 StartNode 0xc49c3ac0 ReturnNode 0
    ACPI-0438: *** Error: Looking up [\\_SB_.PCI0.LNK9] in namespace, 
AE_NOT_FOU
ND
SearchNode 0xc49c79a0 StartNode 0xc49c79a0 ReturnNode 0
acpi_bus_number: can't get _ADR
(repeated ~30 times)

The rest is pretty normal.

Regards,
BMS