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Date: Tue, 17 Apr 2018 23:55:48 +0200
From: Oleksandr Natalenko <oleksandr@natalenko.name>
To: Kees Cook <keescook@chromium.org>
Cc: Jens Axboe <axboe@kernel.dk>, Paolo Valente <paolo.valente@linaro.org>,
 Bart Van Assche <bart.vanassche@wdc.com>, David Windsor <dave@nullcore.net>,
 "James E.J. Bottomley" <jejb@linux.vnet.ibm.com>, "Martin K. Petersen"
 <martin.petersen@oracle.com>, linux-scsi@vger.kernel.org, LKML
 <linux-kernel@vger.kernel.org>, Christoph Hellwig <hch@lst.de>, Hannes
 Reinecke <hare@suse.com>, Johannes Thumshirn <jthumshirn@suse.de>,
 linux-block@vger.kernel.org, keescook@google.com
Subject: Re: usercopy whitelist woe in scsi_sense_cache
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 <2864697.7uzmEJovl2@natalenko.name>
 <CAGXu5jLSmJv9AstzsgSscrv-wA7FwfrxAKRxj-FVBmihQvnj1g@mail.gmail.com>
 <CAGXu5j+dh1zm32iBjRVh0s+3gLJYgjwt+z1aBJmrK2Cr8XPWnA@mail.gmail.com>
 <CAGXu5jLhnWnUiscP9B=kTEFNyRw9jgFn7Zr5FxhZrO20553+1Q@mail.gmail.com>
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 <CAGXu5jJTMqbXia7TmN2yEW11SM+XC3pkMt=bb+xBrY7-OOf=tw@mail.gmail.com>
 <CAGXu5j+xX3kDDS_sPY44hPVb=8isMX-evYzPx3ur=rge1rL5JQ@mail.gmail.com>
 <CAGXu5jJmvKcANUSsCz3fjGSv-tv1hceNd3rOpT4WTfYRb65RRA@mail.gmail.com>
 <8473f909-2123-0cfc-43b1-beba0b1aef9b@kernel.dk>
 <CAGXu5jL9miO3OXpjAxm9t8v=f_f5StB=Tk=aV8BVRdEj-Y-PDA@mail.gmail.com>
 <CAGXu5jKVPQi0cdTbe5Y1DNHdiJ6-kEFRBTNv7znuqT9w5eifGg@mail.gmail.com>
 <07f263ff-cea6-ac3c-944b-0f36fee8ba25@kernel.dk>
 <CAGXu5j+kHipvoyFWjGp8M6+83zbd6yHOzwxQ-2LNBQbD5-jS9w@mail.gmail.com>
Message-ID: <182097a2acc78285019d95d7e750be9e@natalenko.name>
List-ID: <linux-block@vger.kernel.org>

Hi.

17.04.2018 23:47, Kees Cook wrote:
> I sent the patch anyway, since it's kind of a robustness improvement,
> I'd hope. If you fix BFQ also, please add:
> 
> Reported-by: Oleksandr Natalenko <oleksandr@natalenko.name>
> Root-caused-by: Kees Cook <keescook@chromium.org>
> 
> :) I gotta task-switch to other things!
> 
> Thanks for the pointers, and thank you Oleksandr for providing the 
> reproducer!

That was a great fun to read. Thank you for digging into it.

Regards,
   Oleksandr