netdev - Re: ppp/pppoe, still panic 4.15.3 in ppp

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Message-ID: <20180223093851.GE1322@alphalink.fr>
Date:   Fri, 23 Feb 2018 10:38:51 +0100
From:   Guillaume Nault <g.nault@...halink.fr>
To:     Denys Fedoryshchenko <nuclearcat@...learcat.com>
Cc:     Cong Wang <xiyou.wangcong@...il.com>,
        Linux Kernel Network Developers <netdev@...r.kernel.org>,
        netdev-owner@...r.kernel.org
Subject: Re: ppp/pppoe, still panic 4.15.3 in ppp_push

On Thu, Feb 22, 2018 at 08:51:19PM +0200, Denys Fedoryshchenko wrote:
> I'm using accel-ppp that has unit-cache option, i guess for "reusing" ppp
> interfaces (because creating a lot of interfaces on BRAS with 8k users quite
> expensive).
> Maybe it is somehow related and can be that scenario causing this bug?
> 
Indeed, it'd be interesting to know if unit-cache is part of the
equation (if it's workable for you to disable it).