After enabling some disk-related power saving features I occasionally see the error below in the logs.

 

Is it anything to worry about?

ata3 is a mechanical disk connected to my motherboard's ASM1062 controller.

I don't see any indication of a problem except the log message.

Nov 13 04:05:04 NAS kernel: ata3: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
Nov 13 04:05:04 NAS kernel: ata3.00: supports DRM functions and may not be fully accessible
Nov 13 04:05:04 NAS kernel: ata3.00: supports DRM functions and may not be fully accessible
Nov 13 04:05:04 NAS kernel: ata3.00: configured for UDMA/133
Nov 13 04:06:34 NAS kernel: ata3.00: exception Emask 0x10 SAct 0x0 SErr 0x4050002 action 0xe frozen
Nov 13 04:06:34 NAS kernel: ata3.00: irq_stat 0x08000040, interface fatal error, connection status changed
Nov 13 04:06:34 NAS kernel: ata3: SError: { RecovComm PHYRdyChg CommWake DevExch }
Nov 13 04:06:34 NAS kernel: ata3.00: failed command: FLUSH CACHE EXT
Nov 13 04:06:34 NAS kernel: ata3.00: cmd ea/00:00:00:00:00/00:00:00:00:00/a0 tag 1
Nov 13 04:06:34 NAS kernel:         res 40/00:a0:90:1a:0e/00:00:4d:00:00/40 Emask 0x10 (ATA bus error)
Nov 13 04:06:34 NAS kernel: ata3.00: status: { DRDY }
Nov 13 04:06:34 NAS kernel: ata3: hard resetting link
Nov 13 04:06:35 NAS kernel: ata3: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
Nov 13 04:06:35 NAS kernel: ata3.00: supports DRM functions and may not be fully accessible
Nov 13 04:06:35 NAS kernel: ata3.00: supports DRM functions and may not be fully accessible
Nov 13 04:06:35 NAS kernel: ata3.00: configured for UDMA/133
Nov 13 04:06:35 NAS kernel: ata3.00: retrying FLUSH 0xea Emask 0x10
Nov 13 04:06:35 NAS kernel: ata3: EH complete

 

 

 

Edited November 13, 20205 yr by CS01-HS

I have the same error

See the warning about some controllers in the first post on this thread: