Re: [PATCH 2/2] KVM: X86: Fix null pointer reference for KVM_GET_MSRS

From: Peter Xu
Date: Sat Oct 31 2020 - 11:27:54 EST


On Sat, Oct 31, 2020 at 03:06:59PM +0100, Paolo Bonzini wrote:
> > diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> > index ce856e0ece84..5993fbd6d2c5 100644
> > --- a/arch/x86/kvm/x86.c
> > +++ b/arch/x86/kvm/x86.c
> > @@ -259,8 +259,8 @@ static int kvm_msr_ignored_check(struct kvm_vcpu *vcpu, u32 msr,
> >
> > if (ignore_msrs) {
> > if (report_ignored_msrs)
> > - vcpu_unimpl(vcpu, "ignored %s: 0x%x data 0x%llx\n",
> > - op, msr, data);
> > + kvm_pr_unimpl("ignored %s: 0x%x data 0x%llx\n",
> > + op, msr, data);
> > /* Mask the error */
> > return 0;
> > } else {
> >
>
> I committed Takashi Iwai's very similar patch. Please resend 1/2 with
> reviewer comments addressed, thanks!

Sorry for a late reply (to reviewers).

Oh, how did I miss the other vcpu reference... that one is definitely better. :)

Will respin shortly on the test.

Thanks,

--
Peter Xu