acd0: FAILURE - INQUIRY ILLEGAL REQUEST asc=0x24 ascq=0x00

[Simon Phoenix]

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Joe Altman said the following on 18.05.2007 06:24:
> The subject line contains the dmesg that indicates...something; the
> symptom is that CDs aren't seen by the drive:
> 
> acd0: CDRW <PLEXTOR CD-R PX-W1610A/1.04> at ata1-master PIO4
> 
> uname -a
> 
> FreeBSD chthonic.chthonixia.net 6.2-STABLE FreeBSD 6.2-STABLE #0: Wed
> May 16 00:16:21 EDT 2007
> root at chthonic.chthonixia.net:/usr/obj/usr/src/sys/CHTHONIC  i386
> 
> Old kernel and associated modules:
> 
> May 11, 21:35 EDT. 
> 
> Looking via Google for the error turns up this thread on -stable:
> 
> ========
> 
> Andrei V. Lavreniyuk bamston at reactor-xg.kiev.ua
> Mon Apr 23 09:08:54 UTC 2007
> 
> Hi!
> 
>> I believe the culprit is somewhere in a recent MFC to atapi-cam.c
>> (rev 1.42.2.3) reverting to rev 1.42.2.2 fixes both the k3b system
>> hangs and "INQUIRY ILLEGAL REQUEST" errors here.
> 
> I utillized the version of atapi-cam.c (rev. 1.42.2.1) and all works
> normally.
> 
> ===
> 
> I have this version of the file:
> 
> #include <sys/cdefs.h>
> __FBSDID("$FreeBSD: src/sys/dev/ata/atapi-cam.c,v 1.42.2.5 2007/05/15 16:19:42 thomas Exp $");
> 
> So AFAICT, either this was not the relevant file; or a fix for the
> bug was never committed; or perhaps a fix was committed, but doesn't
> quite work; or perhaps the bug crept back in...but I don't know.
> 
> In any event, I need a clue: is this file, atapi-cam.c, the one to
> assume contains the source of this error? If so, I suppose I need to
> submit a bug report.
> 

I have the same error message since version 1.42.2.3 of the atapi-cam.c.
Hangs while writing media was fixed in 1.42.2.4, but this error message
not disappear.

acd0: DMA limited to UDMA33, controller found non-ATA66 cable
acd0: DVDR <ASUS DRW-1604P/1.09> at ata1-master UDMA33
acd0: FAILURE - INQUIRY ILLEGAL REQUEST asc=0x24 ascq=0x00 sks=0x48 0x00
0x01

- --
Best regards,
Simon Phoenix (Phoenix Lab.)
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