Messages in this thread | | | Date | Mon, 27 Oct 2008 19:30:53 -0600 | From | Robert Hancock <> | Subject | Re: 2.6.27.3, ata_piix: cannot play audio CD, "disk change detected" |
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Harald Dunkel wrote: > Hi folks, > > If I insert an audio CD in my sata drive to play it via grip, then > it fails. Grip does not even show the list of audio tracks, nor does > it play the CD. Instead there is a kernel message saying > > [ 6730.836999] sr0: CDROM not ready yet. > [ 6732.838572] sr0: disc change detected. > [ 6783.659021] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen > [ 6783.659034] ata4.00: cmd a0/00:00:00:00:00/00:00:00:00:00/a0 tag 0 > [ 6783.659035] cdb 1b 00 00 00 02 00 00 00 00 00 00 00 00 00 00 00 > [ 6783.659036] res 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout) > [ 6783.659038] ata4.00: status: { DRDY } > [ 6783.659046] ata4: hard resetting link > [ 6784.115039] ata4: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > [ 6785.622185] ata4.00: configured for UDMA/100 > [ 6785.622193] ata4: EH complete > > > The same CDs work fine with an USB CD drive attached to the same > PC, so this might be a sata driver issue. (BTW, stopping hal doesn't > make a difference. Data CDs work fine.) > > Any idea what goes wrong here? Does grip violate the SCSI protocol > here? Is there something I could try to help to track this down?
Well, it looks like it was a START STOP UNIT command with the eject bit set that timed out. Was something trying to eject the disc?
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