Ryzen issues on FreeBSD ? (summary of 4 issues)

[Peter Moody]

> I currently have a Ryzen 1600X from week 17/30, which suggests it will
> have the bug. Unfortunately, I don't have it built into a system yet
> as I'm waiting for DDR4 prices to become reasonable again before
> ordering any, so I can't test it.

I've seen the blanking screen lockup on a 1600X from 1739SUS and
1740SUS. Only with SMT enabled though. On the 1739 chip I'm also
seeing cc segfaults on make -j 18 buildworld (again, just with SMT
enabled).

This is all so frustrating.

> I'm not sure how solid this info is, should I RMA it without even
> having tested that it has a problem?
>
> Alban Hertroys
> --
> If you can't see the forest for the trees,
> Cut the trees and you'll see there is no forest.
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