From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: SCSI regression in 4.11
Date: Tue, 28 Feb 2017 09:33:22 -0800
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        <20170227171931.30b9f619@xeon-e3>
        <20170228140812.GC20197@lst.de>
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To: Christoph Hellwig <hch@lst.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>, "James E.J. Bottomley" <jejb@linux.vnet.ibm.com>, "Martin K. Petersen" <martin.petersen@oracle.com>, "K. Y. Srinivasan" <kys@microsoft.com>, Dexuan Cui <decui@microsoft.com>, Jens Axboe <axboe@kernel.dk>, Long Li <longli@microsoft.com>, Josh Poulson <jopoulso@microsoft.com>, v-adsuho@microsoft.com, linux-scsi@vger.kernel.org

On Tue, 28 Feb 2017 15:08:12 +0100
Christoph Hellwig <hch@lst.de> wrote:

> On Mon, Feb 27, 2017 at 05:19:31PM -0800, Stephen Hemminger wrote:
> > Fixes: ee5242360424 ("scsi: zero per-cmd driver data before each I/O")
> > 
> > but that is already in linux-next.
> > 
> > Noticed another place where memset(of the data was being done not the extra bits.
> > Tried this, but didn't fix it either...  
> 
> Are you using blk-mq or the legacy request code?

I was using legacy, but even with CONFIG_SCSI_MQ_DEFAULT=y
the same failure occurs.