On Fri, Jul 02, 2021, isaku.yamahata@xxxxxxxxx wrote: > From: Sean Christopherson <sean.j.christopherson@xxxxxxxxx> For a changelog: Mark a VM as bugged instead of simply warning if the core page fault handler unexpectedly returns RET_PF_INVALID. KVM's (undocumented) API for the page fault path does not allow returning RET_PF_INVALID, e.g. a fatal condition should be morphed to -errno. > Signed-off-by: Sean Christopherson <sean.j.christopherson@xxxxxxxxx> > Signed-off-by: Isaku Yamahata <isaku.yamahata@xxxxxxxxx> > ---