Commit 66b0ab8f authored by Kevin Wolf's avatar Kevin Wolf Committed by Avi Kivity
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KVM: x86 emulator: VM86 segments must have DPL 3 



Setting the segment DPL to 0 for at least the VM86 code segment makes
the VM entry fail on VMX.

Signed-off-by: default avatarKevin Wolf <kwolf@redhat.com>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent 7f3d35fd

arch/x86/kvm/emulate.c

+2 −0
Original line number Diff line number Diff line
@@ -1244,6 +1244,8 @@ static int load_segment_descriptor(struct x86_emulate_ctxt *ctxt, 
		seg_desc.type = 3;

		seg_desc.p = 1;

		seg_desc.s = 1;

		if (ctxt->mode == X86EMUL_MODE_VM86)

			seg_desc.dpl = 3;

		goto load;

	}