From mboxrd@z Thu Jan  1 00:00:00 1970
From: Florian Westphal <fw@strlen.de>
Subject: Re: WARNING in __proc_create
Date: Sat, 10 Mar 2018 00:02:12 +0100
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 <CAM_iQpV+PnGUXEKcSrF7u19NOeLLp0PhDW-DOkEfS+8pLnTgYw@mail.gmail.com>
 <a559bbb6-0db4-2b71-b363-792d88d7eef7@gmail.com>
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Cc: Cong Wang <xiyou.wangcong@gmail.com>,
        syzbot <syzbot+0502b00edac2a0680b61@syzkaller.appspotmail.com>,
        coreteam@netfilter.org, David Miller <davem@davemloft.net>,
        Florian Westphal <fw@strlen.de>,
        Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>,
        LKML <linux-kernel@vger.kernel.org>,
        Linux Kernel Network Developers <netdev@vger.kernel.org>,
        netfilter-devel@vger.kernel.org,
        Pablo Neira Ayuso <pablo@netfilter.org>,
        syzkaller-bugs@googlegroups.com
To: Eric Dumazet <eric.dumazet@gmail.com>
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Eric Dumazet <eric.dumazet@gmail.com> wrote:
> >>fs/proc/generic.c:354
> >
> >We need to reject empty names.
> >
> 
> I sent a patch a while back, but Pablo/Florian wanted more than that simple
> fix.
> 
> We also need to filter special characters like '/'
> 
> Or maybe I am mixing with something else.

Argh, sorry, this fell off the truck it seems :(

I'll work on this tomorrow unless someone else does it today ;)