linux-kernel - Re: [External] Re: [BUG] blacklist: Problem blacklisting hash (-13) during boot

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Message-ID: <e8190083513e08b2d237ee428ee6606de2c29b91.camel@codeconstruct.com.au>
Date:   Mon, 27 Feb 2023 09:42:39 +0800
From:   Jeremy Kerr <jk@...econstruct.com.au>
To:     Thomas Weißschuh <thomas@...ch.de>
Cc:     Mark Pearson <markpearson@...ovo.com>,
        Mickaël Salaün <mic@...ikod.net>,
        Jarkko Sakkinen <jarkko@...nel.org>,
        David Howells <dhowells@...hat.com>,
        David Woodhouse <dwmw2@...radead.org>,
        keyrings@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-security-module <linux-security-module@...r.kernel.org>,
        linux-integrity@...r.kernel.org
Subject: Re: [External] Re: [BUG] blacklist: Problem blacklisting hash (-13)
 during boot

Hi Thomas,

> > Given there's (at least) a few months' worth of GA machines with
> > this issue, can we suppress the warning?
> 
> In 6.3 this message will be downgraded to a warning.
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c95e8f6fd157b45ef0685c221931561e943e82da

Nice, thanks for that.

> A fixed firmware is still desirable, though.

Yep, definitely.

Not to discourage a firmware fix, but I could look at adding support to
one of the utils (mokutil?) to delete duplicate kek/db/dbx entries...

Cheers,


Jeremy