On Fri, Jan 13, 2023, Paolo Bonzini wrote: > On 1/7/23 02:10, Sean Christopherson wrote: > > Fixes for edge cases where KVM mishandles reserved bits/regs checks when > > the vCPU is in x2APIC mode. > > > > The first two patches were previously posted[*], but both patches were > > broken (as posted against upstream), hence I took full credit for doing > > the work and changed Marc to a reporter. > > > > The VMX APICv fixes are for bugs found when writing tests. *sigh* > > I didn't Cc those to stable as the odds of breaking something when touching > > the MSR bitmaps seemed higher than someone caring about a 10 year old bug. > > > > AMD x2AVIC support may or may not suffer similar interception bugs, but I > > don't have hardware to test and this already snowballed further than > > expected... > > > > [*] https://lore.kernel.org/kvm/20220525173933.1611076-1-venkateshs@xxxxxxxxxxxx > > Looks good; please feel free to start gathering this in your tree for 6.3. Thanks! > Next week I'll go through Ben's series as well as Aaron's "Clean up the > supported xfeatures" and others. > > Let me know if you would like me to queue anything of these instead, and > please remember to set up the tree in linux-next. :) Ya, next week is going to be dedicated to sorting out maintenance mechanics.
