lib/55701: ecp_nistp521.c fails on Alpha

["Jonathan A. Kollasch" <jakllsch%kollasch.net@localhost>]

>Number:         55701
>Category:       lib
>Synopsis:       ecp_nistp521.c fails on Alpha
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    lib-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Oct 07 18:50:00 +0000 2020
>Originator:     Jonathan A. Kollasch
>Release:        NetBSD 9.0
>Organization:
>Environment:
System: NetBSD toliman.kollasch.net 9.99.73 NetBSD 9.99.73 (GENERIC) #0: Tue Oct 6 16:39:23 UTC 2020 mkrepro%mkrepro.NetBSD.org@localhost:/usr/src/sys/arch/alpha/compile/GENERIC alpha
Architecture: alpha
Machine: alpha
>Description:
src/crypto/external/bsd/openssl/dist/crypto/ec/ecp_nistp521.c does unaligned accesses
>How-To-Repeat:
start sshd, observe unaligned load/store warnings from kernel while it loads the ecdsa host key
>Fix:
define OPENSSL_NO_EC_NISTP_64_GCC_128 for Alpha