netdev - Re: net: deadlock on genl

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Message-ID: <1480399560.18162.111.camel@edumazet-glaptop3.roam.corp.google.com>
Date:   Mon, 28 Nov 2016 22:06:00 -0800
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     subashab@...eaurora.org
Cc:     Eric Dumazet <edumazet@...gle.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        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

On Mon, 2016-11-28 at 22:59 -0700, subashab@...eaurora.org wrote:
> > 
> > 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/

Yeah, I will post my patch on top of this one.