kernel: powernow-k8: error - out of sync, fix 0x12 0x12, vid 0xa 0x8

[GnanaShekar]

Hi,

$ more /etc/redhat-release
Red Hat Enterprise Linux Server release 5 (Tikanga)

$ uname -a
Linux lclnx34 2.6.18-8.el5 #1 SMP Fri Jan 26 14:15:14 EST 2007 x86_64

In one of our linux servers we are getting the following error messages in the /var/adm/messages log.

May 13 06:53:23 lclnx34 kernel: powernow-k8: error - out of sync, fix 0x12 0x12, vid 0xa 0x8
May 13 07:02:26 lclnx34 kernel: powernow-k8: error - out of sync, fix 0x12 0x12, vid 0xa 0x8
May 13 07:22:41 lclnx34 kernel: powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0x8
May 13 07:28:02 lclnx34 kernel: powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0x8
May 13 07:28:41 lclnx34 kernel: powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0xa
May 13 07:43:14 lclnx34 kernel: powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0x8
May 13 08:13:10 lclnx34 kernel: powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0x8
May 13 08:15:14 lclnx34 kernel: powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0x8
May 13 08:15:57 lclnx34 kernel: powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0xa

dmesg too reports something like this:

powernow-k8: Found 8 Dual-Core AMD Opteron(tm) Processor 8218 processors (version 2.10.00)
powernow-k8: 0 : fid 0x12 (2600 MHz), vid 0xa
powernow-k8: 1 : fid 0x10 (2400 MHz), vid 0xc
powernow-k8: 2 : fid 0xe (2200 MHz), vid 0xe
powernow-k8: 3 : fid 0xc (2000 MHz), vid 0x10
powernow-k8: 4 : fid 0xa (1800 MHz), vid 0x10
powernow-k8: 5 : fid 0x2 (1000 MHz), vid 0x12
powernow-k8: 0 : fid 0x12 (2600 MHz), vid 0xa
powernow-k8: 1 : fid 0x10 (2400 MHz), vid 0xc
powernow-k8: 2 : fid 0xe (2200 MHz), vid 0xe
powernow-k8: 3 : fid 0xc (2000 MHz), vid 0x10
powernow-k8: 4 : fid 0xa (1800 MHz), vid 0x10
powernow-k8: 5 : fid 0x2 (1000 MHz), vid 0x12
powernow-k8: 0 : fid 0x12 (2600 MHz), vid 0x8
powernow-k8: 1 : fid 0x10 (2400 MHz), vid 0xa
powernow-k8: 2 : fid 0xe (2200 MHz), vid 0xc
powernow-k8: 3 : fid 0xc (2000 MHz), vid 0xe
powernow-k8: 4 : fid 0xa (1800 MHz), vid 0x10
powernow-k8: 5 : fid 0x2 (1000 MHz), vid 0x12
powernow-k8: ph2 null fid transition 0x12
powernow-k8: 0 : fid 0x12 (2600 MHz), vid 0xa
powernow-k8: 1 : fid 0x10 (2400 MHz), vid 0xc
powernow-k8: 2 : fid 0xe (2200 MHz), vid 0xe
powernow-k8: 3 : fid 0xc (2000 MHz), vid 0x10
powernow-k8: 4 : fid 0xa (1800 MHz), vid 0x10
powernow-k8: 5 : fid 0x2 (1000 MHz), vid 0x12
powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0x8
powernow-k8: error - out of sync, fix 0x12 0x12, vid 0xa 0x8
powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0xa
powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0xa
powernow-k8: error - out of sync, fix 0x12 0x12, vid 0xa 0x8
powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0xa
powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0xa
powernow-k8: error - out of sync, fix 0x2 0x2, vid 0x12 0xa

What could be the issue. Please suggest.

[dirk dierickx]

it is a bug, check if you have the latest updates installed. this problem was fixed and it is luckily harmless.