linux-kernel - Re: Problem with RSA test from testmgr

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Date:   Thu, 2 Mar 2017 07:21:58 +0100
From:   Corentin Labbe <clabbe.montjoie@...il.com>
To:     Stephan Müller <smueller@...onox.de>
Cc:     herbert@...dor.apana.org.au, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: Problem with RSA test from testmgr

On Wed, Mar 01, 2017 at 04:07:17PM +0100, Stephan Müller wrote:
> Am Mittwoch, 1. März 2017, 13:04:14 CET schrieb Corentin Labbe:
> 
> Hi Corentin,
> 
> > 
> > I got the following:
> > 
> > [    1.086228] alg: akcipher: encrypt test failed. Invalid output
> > [    1.092196] 00000000: 6e 7c 8a 75 e7 30 80 d1 5e ab 9b db a2 cf ed db
> > [    1.098882] 00000010: c9 b2 db 43 bd 9a b9 75 27 f3 73 d9 73 b7 81 8c
> > [    1.105524] 00000020: 49 e8 45 fc 43 44 f5 6d f0 f7 b8 f2 ae 6b ae 49
> > [    1.112090] 00000030: 1b 8e 50 c6 88 4e 99 09 78 14 f2 5d 99 c3 7f f9
> > [    1.118747] alg: akcipher: test 1 failed for rsa-generic, err=-22
> > (Exactly the output of my hardare and openssl test)
> > 
> > So the problem is just that my hardware does not handle non-padded data.
> 
> I guess the best course of action would be to patch the test vector to use the 
> padded data.
> 
> Ciao
> Stephan

I am finishing a patch that made testmgr test both (padded and unpadded).

Regards
Corentin Labbe