linux-kernel - Re: v4.6-rc1 regression bisected, Problem loading in-kernel X.509 certificate (-2)

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Message-ID: <20160503071206.GB16446@gondor.apana.org.au>
Date:	Tue, 3 May 2016 15:12:06 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	David Howells <dhowells@...hat.com>, linux-crypto@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: v4.6-rc1 regression bisected, Problem loading in-kernel X.509
 certificate (-2)

On Sat, Apr 30, 2016 at 08:32:48AM +0000, Jamie Heilman wrote:
> I usually build my kernels to require module signatures and use
> automatic signing.  As of v4.6-rc1 I'm getting this on boot:
> 
> Problem loading in-kernel X.509 certificate (-2)
> 
> I bisected that to commit d43de6c780a84def056afaf4fb3e66bdaa1efc00
> (akcipher: Move the RSA DER encoding check to the crypto layer)
> 
> For some reason after this commit my system keyring always ends up
> empty.  I use the deb-pkg make target.  My kernel config can
> be found at
> http://audible.transient.net/~jamie/k/modsign.config-4.6.0-rc5-guest
> 
> Let me know if you need anything else.

David, any ideas on this problem? If we can't get a quick fix
on this then we'll have to revert.

Jamie, does reverting this patch by itself resolve the problem?

Thanks,
-- 
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