Bug#1006463: openssh-client: Can't login on two i386 boxes anymore since the server-side has been upgraded to 8.9p1: "debug1: expecting SSH2_MSG_KEX_ECDH_REPLY"

Control: forcemerge -1 1006445

On Fri, Feb 25, 2022 at 09:38:31PM +0100, Axel Beckert wrote:
> TL;DR: OpenSSH clients (at least 8.8 and 8.9) can't talk with OpenSSH
> 8.9 servers in some cases (common property so far: if and only if it's
> i386 on the server-side), but 8.9 clients can talk with 8.8 servers in
> the same cases (i.e. i386 on the server-side) after downgrading the
> server-side. i386 OpenSSH clients can't talk to i386 8.9 servers either.

See #1006445.