linux-kernel - Re: usercopy whitelist woe in scsi_sense

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Message-ID: <bd69860bb48eedc4908e055ff869c5a5@natalenko.name>
Date:   Fri, 20 Apr 2018 22:41:33 +0200
From:   Oleksandr Natalenko <oleksandr@...alenko.name>
To:     Kees Cook <keescook@...omium.org>
Cc:     Paolo Valente <paolo.valente@...aro.org>,
        Jens Axboe <axboe@...nel.dk>,
        Bart Van Assche <bart.vanassche@....com>,
        David Windsor <dave@...lcore.net>,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
        Christoph Hellwig <hch@....de>,
        Hannes Reinecke <hare@...e.com>,
        Johannes Thumshirn <jthumshirn@...e.de>,
        linux-block <linux-block@...r.kernel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Mark Brown <broonie@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>, keescook@...gle.com
Subject: Re: usercopy whitelist woe in scsi_sense_cache

Hi.

On 20.04.2018 22:23, Kees Cook wrote:
> I don't know the "how", I only found the "what". :) If you want, grab
> the reproducer VM linked to earlier in this thread; it'll hit the
> problem within about 30 seconds of running the reproducer.

Just to avoid a possible confusion I should note that I've removed the 
reproducer from my server, but I can re-upload it if needed.

-- 
   Oleksandr Natalenko (post-factum)