From mboxrd@z Thu Jan  1 00:00:00 1970
From: Guillaume Nault <g.nault@alphalink.fr>
Subject: Re: [stable 4.4.y] ppp: defer netns reference release for ppp channel
Date: Mon, 9 Jan 2017 11:47:06 +0100
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To: Simon Arlott <simon@fire.lp0.eu>
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On Mon, Nov 21, 2016 at 09:12:15PM +0000, Simon Arlott wrote:
> Please apply the following patch to linux-stable 4.4.y:
> 
>   commit 205e1e255c479f3fd77446415706463b282f94e4
>   ppp: defer netns reference release for ppp channel
> 
> This is already present in 4.8.y and fixes an issue with ppp channels
> that would otherwise cause a BUG() in ppp_pernet while a global ppp
> mutex is held, preventing further ppp connections from being
> established.
> 
FYI, this is now fixed in linux-4.4.y (patch entered v4.4.40).

Regards,

Guillaume