linux-kernel - Re: [PATCH] usb: storage: do not use UAS with Logitec LGB-4BNHUC

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Message-ID: <9b20ae5d-be8f-59dd-3136-2a9f7ce216e9@suse.com>
Date:   Mon, 13 Dec 2021 20:33:57 +0100
From:   Oliver Neukum <oneukum@...e.com>
To:     Alexandre Courbot <gnurou@...il.com>,
        Alan Stern <stern@...land.harvard.edu>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     linux-usb@...r.kernel.org, usb-storage@...ts.one-eyed-alien.net,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usb: storage: do not use UAS with Logitec LGB-4BNHUC


On 12.12.21 12:55, Alexandre Courbot wrote:
> This 4-drives USB 3.1 bay gets unhappy when used with UAS:
>
> 	sd 10:0:0:0: [sdb] tag#18 uas_eh_abort_handler 0 uas-tag 5 inflight: CMD IN
> 	sd 10:0:0:0: [sdb] tag#18 CDB: Read(16) 88 00 00 00 00 00 00 9d 42 30 00 00 04 00 00 00
>
> It works perfectly fine as a regular mass-storage device, so prevent UAS
> from being used with it.
>
Hi,

this is a big drastic a fix. s it always that command?
Have you tried less drastic quirks?

    Regards
        Oliver