From: "Bryn M. Reeves" <bmr@redhat.com>
To: "Michael Büsch" <m@bues.ch>
Cc: linux-scsi@vger.kernel.org
Subject: Re: External USB3 disk fails with "Invalid field in cdb"
Date: Fri, 27 Jun 2014 11:15:41 +0100 [thread overview]
Message-ID: <20140627101540.GB10042@localhost.localdomain> (raw)
In-Reply-To: <20140626205519.314a71ae@wiggum>
On Thu, Jun 26, 2014 at 08:55:19PM +0200, Michael Büsch wrote:
> Jun 26 20:47:14 wiggum kernel: [156019.870310] sd 22:0:0:0: [sdb] 976773168 512-byte logical blocks: (500 GB/465 GiB)
> Jun 26 20:47:14 wiggum kernel: [156019.870653] sd 22:0:0:0: [sdb] Write Protect is off
> Jun 26 20:47:14 wiggum kernel: [156019.870659] sd 22:0:0:0: [sdb] Mode Sense: 47 00 10 08
The disk says it supports FUA:
> Jun 26 20:47:14 wiggum kernel: [156019.870956] sd 22:0:0:0: [sdb] Write cache: enabled, read cache: enabled, supports DPO and FUA
> Jun 26 20:47:14 wiggum kernel: [156019.924517] sdb: sdb1
> Jun 26 20:47:14 wiggum kernel: [156019.928649] sd 22:0:0:0: [sdb] Attached SCSI disk
> Jun 26 20:47:27 wiggum kernel: [156032.936896] JBD2: Clearing recovery information on journal
> Jun 26 20:47:27 wiggum kernel: [156032.938218] sd 22:0:0:0: [sdb] Invalid command failure
> Jun 26 20:47:27 wiggum kernel: [156032.938222] sd 22:0:0:0: [sdb]
> Jun 26 20:47:27 wiggum kernel: [156032.938225] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
> Jun 26 20:47:27 wiggum kernel: [156032.938228] sd 22:0:0:0: [sdb]
The disk doesn't like the command we sent it:
> Jun 26 20:47:27 wiggum kernel: [156032.938230] Sense Key : Illegal Request [current]
> Jun 26 20:47:27 wiggum kernel: [156032.938234] sd 22:0:0:0: [sdb]
> Jun 26 20:47:27 wiggum kernel: [156032.938237] Add. Sense: Invalid field in cdb
Looks like a WRITE(10) with the FUA bit set:
> Jun 26 20:47:27 wiggum kernel: [156032.938239] sd 22:0:0:0: [sdb] CDB:
> Jun 26 20:47:27 wiggum kernel: [156032.938241] Write(10): 2a 08 1d 04 00 3f 00 00 08 00
>
> Does somebody have a hint to debug this?
I'd guess the device lies about supporting FUA. There seems to be
another report on the Debian lists of the same problem with a similar
JMicron enclosure:
https://lists.debian.org/debian-user/2014/05/msg02066.html
Regards,
Bryn.
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next prev parent reply other threads:[~2014-06-27 10:15 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-26 18:55 External USB3 disk fails with "Invalid field in cdb" Michael Büsch
2014-06-27 10:15 ` Bryn M. Reeves [this message]
2014-06-27 12:22 ` Michael Büsch
2014-06-27 15:34 ` Michael Büsch
2014-06-27 15:48 ` James Bottomley
2014-06-27 17:55 ` Michael Büsch
2014-06-27 18:42 ` Alan Stern
2014-06-27 18:51 ` Michael Büsch
2014-06-27 19:23 ` [usb-storage] " Alan Stern
2014-06-27 19:52 ` Michael Büsch
2014-06-30 13:55 ` Michael Büsch
2014-06-30 15:04 ` [PATCH] usb-storage/SCSI: Add broken_fua blacklist flag Alan Stern
2014-06-30 15:16 ` Alan Stern
[not found] ` <Pine.LNX.4.44L0.1406301115010.1550-100000-IYeN2dnnYyZXsRXLowluHWD2FQJk+8+b@public.gmane.org>
2014-06-30 16:28 ` Greg KH
2014-06-30 14:12 ` [usb-storage] Re: External USB3 disk fails with "Invalid field in cdb" James Bottomley
[not found] ` <1404137562.2994.0.camel-doHRWNlmrt9+urZeOPWqwQ@public.gmane.org>
2014-06-30 14:27 ` Alan Stern
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