linux-kernel - Re: PROBLEM: encryption test failures since "crypto: mxs-dcp

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Date:   Fri, 28 Jan 2022 13:58:53 +1100
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Sean Anderson <sean.anderson@...o.com>
Cc:     Christian Eggers <ceggers@...i.de>,
        "David S. Miller" <davem@...emloft.net>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        linux-crypto@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: PROBLEM: encryption test failures since "crypto: mxs-dcp - Use
 sg_mapping_iter to copy data"

On Thu, Jan 27, 2022 at 12:31:48PM -0500, Sean Anderson wrote:
> Hi Christian,
> 
> On 1/27/22 12:23 PM, Christian Eggers wrote:
> > SoC: i.MX6ULL
> > 
> > After upgrading from v5.10.65-rt53 to v5.10.73-rt54 I get two additional messages on boot:
> > 
> > ...
> > [ 3.786333] alg: skcipher: ecb-aes-dcp encryption test failed (wrong result) on test vector 0, cfg="two even aligned splits"
> > [ 3.789020] alg: skcipher: cbc-aes-dcp encryption test failed (wrong result) on test vector 0, cfg="two even aligned splits"
> > [ 3.793741] mxs-dcp 2280000.crypto: mxs_dcp: initialized
> > ..
> > 
> > After reverting the commit
> > 
> > 2e6d793e1bf0 ("crypto: mxs-dcp - Use sg_mapping_iter to copy data")
> > 
> > the error messages above disappear again.
> 
> Can you try applying the patch in [1] on top of your revert?

Please resubmit your patch with a proper Subject, otherwise it'll
be automatically discarded by patchwork.

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