On Tue, Sep 17, 2024 at 08:54:04AM -0400, Maxim Levitsky wrote: > I also tested on bare metal Zen4 system just now, and I also see that MSR 0xc0000302 can be set > to any value. > > So this is a hypervisor bug, I'll report it to AWS. Have you gotten any response from AWS? I'm still seeing this bug on current c7a instances. - Josh Triplett