Messages in this thread | | | Date | Fri, 21 Oct 2022 19:39:34 +0800 | From | Herbert Xu <> | Subject | Re: [PATCH v3] crypto: x86/polyval - Fix crashes when keys are not 16-byte aligned |
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On Tue, Oct 18, 2022 at 04:04:12PM -0700, Nathan Huckleberry wrote: > crypto_tfm::__crt_ctx is not guaranteed to be 16-byte aligned on x86-64. > This causes crashes due to movaps instructions in clmul_polyval_update. > > Add logic to align polyval_tfm_ctx to 16 bytes. > > Fixes: 34f7f6c30112 ("crypto: x86/polyval - Add PCLMULQDQ accelerated implementation of POLYVAL") > Reported-by: Bruno Goncalves <bgoncalv@redhat.com> > Signed-off-by: Nathan Huckleberry <nhuck@google.com> > --- > arch/x86/crypto/polyval-clmulni_glue.c | 19 ++++++++++++++----- > 1 file changed, 14 insertions(+), 5 deletions(-)
Patch applied. Thanks. -- Email: Herbert Xu <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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