linux-kernel - Re: net/can: trying to register non-static key in can_rx

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Message-ID: <97710f24-092e-ade4-fa14-3bc812bbf42f@pengutronix.de>
Date:   Thu, 8 Jun 2017 17:20:54 +0200
From:   Marc Kleine-Budde <mkl@...gutronix.de>
To:     Andrey Konovalov <andreyknvl@...gle.com>,
        Oliver Hartkopp <socketcan@...tkopp.net>,
        "David S. Miller" <davem@...emloft.net>, linux-can@...r.kernel.org,
        netdev <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Cc:     Dmitry Vyukov <dvyukov@...gle.com>,
        Kostya Serebryany <kcc@...gle.com>,
        syzkaller <syzkaller@...glegroups.com>
Subject: Re: net/can: trying to register non-static key in can_rx_register

On 06/08/2017 05:16 PM, Andrey Konovalov wrote:
> Hi,
> 
> I've got the following error report while fuzzing the kernel with syzkaller.
> 
> On commit b29794ec95c6856b316c2295904208bf11ffddd9 (4.12-rc4+).
> 
> INFO: trying to register non-static key.
> the code is fine but needs lockdep annotation.
> turning off the locking correctness validator.

I've posted a patch for this problem earlier today:
https://marc.info/?l=linux-can&m=149691617012069&w=2

I'll send a pull request to David soon.

regards,
Marc

-- 
Pengutronix e.K.                  | Marc Kleine-Budde           |
Industrial Linux Solutions        | Phone: +49-231-2826-924     |
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