linux-kernel - Re: [PATCH 1/1] x509: only prefix strip raw serial numbers

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Message-ID: <10881.1442311183@warthog.procyon.org.uk>
Date:	Tue, 15 Sep 2015 10:59:43 +0100
From:	David Howells <dhowells@...hat.com>
To:	Andy Whitcroft <apw@...onical.com>
Cc:	dhowells@...hat.com, Herbert Xu <herbert@...dor.apana.org.au>,
	"David S. Miller" <davem@...emloft.net>,
	linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] x509: only prefix strip raw serial numbers

Andy Whitcroft <apw@...onical.com> wrote:

> This leads us to truncate the id for kernel module signing keys and to
> fail to recognise our own modules:
> 
>   [    1.572423] Loaded X.509 cert 'Build time autogenerated kernel
>     key: 62a7c3d2da278be024da4af8652c071f3fea33'
>   [    1.646153] Request for unknown module key 'Build time autogenerated
>     kernel key: 0062a7c3d2da278be024da4af8652c071f3fea33' err -11

I don't suppose you've saved the key and a random small module that I can have
a play with?

What version of the kernel are you using, btw?

David
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