linux-kernel - Re: [PATCH v3 0/1] Relax restrictions on user.* xattr

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Message-ID: <b52527f7-62bb-4d20-9faa-0a085a0ca7a2@schaufler-ca.com>
Date:   Tue, 14 Sep 2021 06:56:25 -0700
From:   Casey Schaufler <casey@...aufler-ca.com>
To:     Vivek Goyal <vgoyal@...hat.com>
Cc:     "Dr. David Alan Gilbert" <dgilbert@...hat.com>,
        viro@...iv.linux.org.uk, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, virtio-fs@...hat.com,
        dwalsh@...hat.com, christian.brauner@...ntu.com,
        casey.schaufler@...el.com, linux-security-module@...r.kernel.org,
        selinux@...r.kernel.org, tytso@....edu, miklos@...redi.hu,
        gscrivan@...hat.com, bfields@...hat.com,
        stephen.smalley.work@...il.com, agruenba@...hat.com,
        david@...morbit.com, Casey Schaufler <casey@...aufler-ca.com>
Subject: Re: [PATCH v3 0/1] Relax restrictions on user.* xattr

On 9/14/2021 5:51 AM, Vivek Goyal wrote:
> Sorry, I have to repeat this so many times because you are 
> completely ignoring this requirement saying users will get it
> wrong. 

And I keep repeating myself because you are still wrong.
Configuration won't fix the problem. Tools won't fix the
problem. Your scheme is broken. Don't do it.