Re: [6.5.0-rc1] unchecked MSR access error: RDMSR from 0xe2 at rIP: 0xffffffff87090227 (native_read_msr+0x7/0x40) (intel_idle_init_cstates_icpu)

From: Peter Zijlstra
Date: Fri Jul 14 2023 - 17:10:47 EST


On Tue, Jul 11, 2023 at 08:37:51PM +0200, Wysocki, Rafael J wrote:

> > Rafael, can we please just pull these patches and try again later?
>
> I think you mean "revert"?

Yes, revert. The whole premise with the unparsable changelog that
babbles about TLB invalidates without any performance data-so-ever
should've been a red-flag.

That whole TLB angle is nonsense. We have paravirt TLB invalidation for
this.