Comment 8 for bug 1093541

Updated to BIOS 1301, problem still exists:

~$ cat /var/log/syslog | grep "ACPI Error"
Jan 4 14:54:24 p8z77v kernel: [ 1.037017] ACPI Error: [DSSP] Namespace lookup failure, AE_NOT_FOUND (20121018/psargs-359)
Jan 4 14:54:24 p8z77v kernel: [ 1.037020] ACPI Error: Method parse/execution failed [\_SB_.PCI0.SAT0.SPT2._GTF] (Node ffff880409f8d320), AE_NOT_FOUND (20121018/psparse-537)
Jan 4 14:54:24 p8z77v kernel: [ 1.039037] ACPI Error: [DSSP] Namespace lookup failure, AE_NOT_FOUND (20121018/psargs-359)
Jan 4 14:54:24 p8z77v kernel: [ 1.039040] ACPI Error: Method parse/execution failed [\_SB_.PCI0.SAT0.SPT3._GTF] (Node ffff880409f8d398), AE_NOT_FOUND (20121018/psparse-537)
Jan 4 14:54:24 p8z77v kernel: [ 1.039150] ACPI Error: [DSSP] Namespace lookup failure, AE_NOT_FOUND (20121018/psargs-359)
Jan 4 14:54:24 p8z77v kernel: [ 1.039153] ACPI Error: Method parse/execution failed [\_SB_.PCI0.SAT0.SPT2._GTF] (Node ffff880409f8d320), AE_NOT_FOUND (20121018/psparse-537)
Jan 4 14:54:24 p8z77v kernel: [ 1.043979] ACPI Error: [DSSP] Namespace lookup failure, AE_NOT_FOUND (20121018/psargs-359)
Jan 4 14:54:24 p8z77v kernel: [ 1.043982] ACPI Error: Method parse/execution failed [\_SB_.PCI0.SAT0.SPT3._GTF] (Node ffff880409f8d398), AE_NOT_FOUND (20121018/psparse-537)

NOTE: Kernel updated in the interim, now at 13.04:

~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 13.04
Release: 13.04
Codename: raring

~$ cat /proc/version
Linux version 3.8.0-35-generic (buildd@roseapple) (gcc version 4.7.3 (Ubuntu/Linaro 4.7.3-1ubuntu1) ) #50-Ubuntu SMP Tue Dec 3 01:24:59 UTC 2013

As requested:
~$ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
1301
11/07/2013

Thanks!