On Mon, Jun 15, 2015 at 08:59:51PM +0800, Herbert Xu wrote: > On Mon, Jun 15, 2015 at 03:33:20PM +0300, Horia Geantă wrote: > > > > Testing on P2041RDB I see the following failures: > > > > caam_jr ffe301000.jr: 40000f10: DECO: desc idx 15: Invalid Sequence > > Command. A SEQ IN PTR OR SEQ OUT PTR Command is invalid or a SEQ KEY, > > SEQ LOAD, SEQ FIFO LOAD, or SEQ FIFO STORE decremented the input or > > output sequence length below 0. This error may result if a built-in > > PROTOCOL Command has encountered a malformed PDU. > > alg: aead: encryption failed on test 1 for rfc4106-gcm-aes-caam: > > ret=-1073745680 OK I see a bug here where I used the wrong length so it's off by authsize and that could explain the error. > > caam_jr ffe301000.jr: 40000e10: DECO: desc idx 14: Invalid Sequence > > Command. A SEQ IN PTR OR SEQ OUT PTR Command is invalid or a SEQ KEY, > > SEQ LOAD, SEQ FIFO LOAD, or SEQ FIFO STORE decremented the input or > > output sequence length below 0. This error may result if a built-in > > PROTOCOL Command has encountered a malformed PDU. > > alg: aead: encryption failed on test 1 for rfc4543-gcm-aes-caam: > > ret=-1073745424 I still don't understand this one though. Here's an incremental patch for rfc4106. diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c index ca8948e..066a488 100644 --- a/drivers/crypto/caam/caamalg.c +++ b/drivers/crypto/caam/caamalg.c @@ -986,10 +986,10 @@ static int rfc4106_set_sh_desc(struct crypto_aead *aead) FIFOLD_TYPE_AAD | FIFOLD_TYPE_FLUSH1); /* cryptlen = seqoutlen - assoclen */ - append_math_sub(desc, VARSEQOUTLEN, SEQOUTLEN, REG0, CAAM_CMD_SZ); + append_math_sub(desc, VARSEQOUTLEN, SEQINLEN, REG0, CAAM_CMD_SZ); /* Will read cryptlen bytes */ - append_math_add(desc, VARSEQINLEN, SEQOUTLEN, REG0, CAAM_CMD_SZ); + append_math_sub(desc, VARSEQINLEN, SEQINLEN, REG0, CAAM_CMD_SZ); /* Write encrypted data */ append_seq_fifo_store(desc, 0, FIFOST_TYPE_MESSAGE_DATA | FIFOLDST_VLF); @@ -1054,10 +1054,10 @@ static int rfc4106_set_sh_desc(struct crypto_aead *aead) FIFOLD_TYPE_AAD | FIFOLD_TYPE_FLUSH1); /* Will write cryptlen bytes */ - append_math_sub(desc, VARSEQOUTLEN, SEQINLEN, REG0, CAAM_CMD_SZ); + append_math_sub(desc, VARSEQOUTLEN, SEQOUTLEN, REG0, CAAM_CMD_SZ); /* Will read cryptlen bytes */ - append_math_sub(desc, VARSEQINLEN, SEQINLEN, REG0, CAAM_CMD_SZ); + append_math_sub(desc, VARSEQINLEN, SEQOUTLEN, REG0, CAAM_CMD_SZ); /* Store payload data */ append_seq_fifo_store(desc, 0, FIFOST_TYPE_MESSAGE_DATA | FIFOLDST_VLF); Thanks, -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html