linux-kernel - Re: [PATCH] acpi/nfit: Fix bus command validation

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Message-ID: <cb6d55e7-8544-ce28-55e5-f4c0361a256f@suse.de>
Date:   Thu, 21 Feb 2019 14:28:32 +0100
From:   Johannes Thumshirn <jthumshirn@...e.de>
To:     Dan Williams <dan.j.williams@...el.com>
Cc:     Jeff Moyer <jmoyer@...hat.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Vishal Verma <vishal.verma@...el.com>,
        linux-nvdimm <linux-nvdimm@...ts.01.org>,
        Dmitry Vyukov <dvyukov@...gle.com>
Subject: Re: [PATCH] acpi/nfit: Fix bus command validation

[+CC dvyukov ]

On 20/02/2019 18:21, Johannes Thumshirn wrote:
> On 20/02/2019 17:15, Dan Williams wrote:> I wouldn't be opposed to
> syzkaller fuzzing the nvdimm-ioctl path.
> As a heads up, I've started adding the ioctl() definitions to syzcaller.
> Just so we don't duplicate any efforts.

So AFAICS this (see attachment) should do the trick.

@dvyukov is there something I'm missing, or can syzkaller pick up the
/dev/ndctl devices and start fuzzing the ioctl path with this?

Thanks,
	Johannes
-- 
Johannes Thumshirn                            SUSE Labs Filesystems
jthumshirn@...e.de                                +49 911 74053 689
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
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View attachment "dev_ndctl.txt" of type "text/plain" (3090 bytes)