Odd messages on recent 13/stable

Hi,

I recently updated 13/stable (stable/13-n250195-26e8bb3a4e1), and I'm
now seeing the following messages on boot:
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
Root mount waiting for: CAM
ahcich5: AHCI reset: device not ready after 31000ms (tfd = 0000ff7f)
(aprobe3:ahcich5:0:15:0): NOP FLUSHQUEUE. ACB: 00 00 00 00 00 00 00 00
00 00 00 00
(aprobe3:ahcich5:0:15:0): CAM status: ATA Status Error
(aprobe3:ahcich5:0:15:0): ATA status: f7 (BSY DRDY DF SERV CORR IDX
ERR), error: ff (ICRC UNC MC IDNF MCR ABRT NM ILI)
(aprobe3:ahcich5:0:15:0): RES: f7 ff ff ff ff ff ff ff ff ff ff
(aprobe3:ahcich5:0:15:0): Error 5, Retries exhausted
(aprobe0:ahcich5:0:0:0): NOP FLUSHQUEUE. ACB: 00 00 00 00 00 00 00 00
00 00 00 00
(aprobe0:ahcich5:0:0:0): CAM status: ATA Status Error
(aprobe0:ahcich5:0:0:0): ATA status: f7 (BSY DRDY DF SERV CORR IDX
ERR), error: ff (ICRC UNC MC IDNF MCR ABRT NM ILI)
(aprobe0:ahcich5:0:0:0): RES: f7 ff ff ff ff ff ff ff ff ff ff
(aprobe0:ahcich5:0:0:0): Error 5, Retries exhausted

The system boots up fine after this.

Is this a regression, or an indication that my hardware is failing?

Cheers.
-- 
Jonathan Chen <jonc@chen.org.nz>