ошибки при работе sata дисков

В логах такое:

Sep 4 12:15:02 tower kernel: ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2
Sep 4 12:15:02 tower kernel: ata3.00: (port_status 0x20080000)
Sep 4 12:15:02 tower kernel: ata3.00: cmd 25/00:00:8a:61:c7/00:02:0a:00:00/e0 tag 0 cdb 0x0 data 262144 in
Sep 4 12:15:02 tower kernel: res 50/00:00:89:63:c7/00:00:0a:00:00/e0 Emask 0x2 (HSM violation)
Sep 4 12:15:02 tower kernel: ata3: soft resetting port
Sep 4 12:15:02 tower kernel: ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Sep 4 12:15:02 tower kernel: ata3.00: configured for UDMA/133
Sep 4 12:15:02 tower kernel: ata3: EH complete
Sep 4 12:15:02 tower kernel: sd 2:0:0:0: [sdc] 625142448 512-byte hardware sectors (320073 MB)
Sep 4 12:15:02 tower kernel: sd 2:0:0:0: [sdc] Write Protect is off
Sep 4 12:15:02 tower kernel: sd 2:0:0:0: [sdc] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA

cat /etc/redhat-release
Fedora Core release 6 (Zod)

uname -a
Linux tower.cge 2.6.22.2-42.fc6 #1 SMP Wed Aug 15 12:34:26 EDT 2007 i686 athlon i386 GNU/Linux

Материнка WinFast 6100K8MB
Диски на встроенном контроллере nvidia и на promise SATAII TX4.

Ошибки периодически появляются на всех дисках.

В гугле смотрел, конкретных ответов не нашел.