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

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Message-ID: <b1f73551-5c11-3651-dc6f-5cdcf815e0d0@suse.de>
Date:   Wed, 20 Feb 2019 09:29:19 +0100
From:   Johannes Thumshirn <jthumshirn@...e.de>
To:     Dan Williams <dan.j.williams@...el.com>,
        Jeff Moyer <jmoyer@...hat.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Vishal Verma <vishal.verma@...el.com>,
        stable <stable@...r.kernel.org>,
        linux-nvdimm <linux-nvdimm@...ts.01.org>
Subject: Re: [PATCH] acpi/nfit: Fix bus command validation

On 20/02/2019 03:58, Dan Williams wrote:
[...]

>>
>> Tricky code path, eh?
> 
> ioctl path, number one source of bugs / thrash in this subsystem. 2nd
> place, ARS.

Possibly unpopular idea, but should we maybe teach trinity/syzcaller
about these ioctl()s?

Better we find the bugs in a QA like environment than in the filed, I guess?

Byte,
	Johannes
-- 
Johannes Thumshirn                            SUSE Labs Filesystems
jthumshirn@...e.de                                +49 911 74053 689
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