Ryzen issues on FreeBSD ? (with sort of workaround)

[Ed Maste]

On 30 January 2018 at 19:48, Mike Tancsa <mike at sentex.net> wrote:
>>
> I also just tried upgrading to the latest HEAD with a generic kernel and
> same / similar lockups although procstat -kk gives some odd results
>
>
> root at amdtestr12:/home/mdtancsa # procstat -kk 6067
>   PID    TID COMM                TDNAME              KSTACK
>
>  6067 100865 python2.7           -                   ??+0 ??+0 ??+0 ??+0
> ??+0 ??+0 ??+0 ??+0 ??+0 ??+0

I think this part is due to the broken loader change in r328536.
Kernel symbol loading is broken, and this in particular isn't related
to Ryzen issues.