linux-kernel - Re: [PATCH] net: xfrm: assign the per_cpu

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Message-ID: <20210818124820.GB20948@gondor.apana.org.au>
Date:   Wed, 18 Aug 2021 20:48:20 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Dongliang Mu <mudongliangabcd@...il.com>
Cc:     Steffen Klassert <steffen.klassert@...unet.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        syzbot+b9cfd1cc5d57ee0a09ab@...kaller.appspotmail.com,
        stable@...r.kernel.org,
        "open list:NETWORKING [GENERAL]" <netdev@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] net: xfrm: assign the per_cpu_ptr pointer before return

On Wed, Aug 18, 2021 at 06:39:25PM +0800, Dongliang Mu wrote:
>
> :\ Then I have no idea how this crash occurs. This crash report does
> not have any reproducer. It seems like a random crash, but I am not
> sure.
> 
> If you have any patch for this crash, please let me know.

I don't have any ideas either, sorry.  But my guess would be that
there is corruption somewhere else that's showing up in ipcomp.

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt