Sowmini Varadhan <sowmini.varadhan@xxxxxxxxxx> wrote: > On sparc, we see unaligned access messages on each modprobe[-r]: > > Kernel unaligned access at TPC[6ad9b4] pkcs7_verify [..] > Kernel unaligned access at TPC[6a5484] crypto_shash_finup [..] > Kernel unaligned access at TPC[6a5390] crypto_shash_update [..] > Kernel unaligned access at TPC[10150308] sha1_sparc64_update [..] > Kernel unaligned access at TPC[101501ac] __sha1_sparc64_update [..] > > These ware triggered by mod_verify_sig() invocations of pkcs_verify(), and > are are being caused by an unaligned desc at (sha1, digest_size is 0x14) > desc = digest + digest_size; > > To fix this, pkcs7_verify needs to make sure that desc is pointing > at an aligned value past the digest_size, and kzalloc appropriately, > taking alignment values into consideration. > > Signed-off-by: Sowmini Varadhan <sowmini.varadhan@xxxxxxxxxx> Acked-by: David Howells <dhowells@xxxxxxxxxx> -- 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
