netdev - Re: net: deadlock on genl

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Message-ID: <0227d7e83cc5ac0a192d1ba0fee61413@codeaurora.org>
Date:   Mon, 28 Nov 2016 22:59:28 -0700
From:   subashab@...eaurora.org
To:     Eric Dumazet <edumazet@...gle.com>,
        Dmitry Vyukov <dvyukov@...gle.com>
Cc:     David Miller <davem@...emloft.net>,
        Matti Vaittinen <matti.vaittinen@...ia.com>,
        Tycho Andersen <tycho.andersen@...onical.com>,
        Cong Wang <xiyou.wangcong@...il.com>,
        Florian Westphal <fw@...len.de>,
        stephen hemminger <stephen@...workplumber.org>,
        Tom Herbert <tom@...bertland.com>,
        netdev <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Richard Guy Briggs <rgb@...hat.com>,
        syzkaller <syzkaller@...glegroups.com>,
        netdev-owner@...r.kernel.org
Subject: Re: net: deadlock on genl_mutex

> 
> Issue was reported yesterday and is under investigation.
> 
> 
> http://marc.info/?l=linux-netdev&m=148014004331663&w=2
> 
> 
> Thanks !

Hi Dmitry

Can you try the patch below with your reproducer? I haven't seen similar 
crashes reported after this (or even with Eric's patch).

https://patchwork.ozlabs.org/patch/699937/

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