On 04/05/2017 00:14, Bandan Das wrote: > + if (vmx->nested.pml_full) { > + exit_reason = EXIT_REASON_PML_FULL; > + vmx->nested.pml_full = false; > + } else if (fault->error_code & PFERR_RSVD_MASK) > exit_reason = EXIT_REASON_EPT_MISCONFIG; > else > exit_reason = EXIT_REASON_EPT_VIOLATION; > + /* > + * The definition of bit 12 for EPT violations and PML > + * full event is the same, so pass it through since > + * the rest of the bits are undefined. > + */ Please zero all other bits instead. It's as easy as adding an "u64 exit_qualification" local variable. Paolo > nested_vmx_vmexit(vcpu, exit_reason, 0, vcpu->arch.exit_qualification);