On Sun, Dec 10, 2023, Jim Mattson wrote: > On Thu, Dec 7, 2023 at 8:21 AM Sean Christopherson <seanjc@xxxxxxxxxx> wrote: > > Doh. We got the less obvious cases and missed the obvious one. > > > > Ugh, and we also missed a related mess in kvm_guest_apic_has_interrupt(). That > > thing should really be folded into vmx_has_nested_events(). > > > > Good gravy. And vmx_interrupt_blocked() does the wrong thing because that > > specifically checks if L1 interrupts are blocked. > > > > Compile tested only, and definitely needs to be chunked into multiple patches, > > but I think something like this mess? > > The proposed patch does not fix the problem. In fact, it messes things > up so much that I don't get any test results back. Drat. > Google has an internal K-U-T test that demonstrates the problem. I > will post it soon. Received, I'll dig in soonish, though "soonish" might unfortunately might mean 2024.