The single byte opcode 0x80 should get a byte immediate.
The previous emulation is broken for opcode 0x80.
---
arch/x86/kvm/emulate.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 8375622..dd53e53 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -3464,7 +3464,7 @@ static struct opcode opcode_table[256] = {
/* 0x70 - 0x7F */
X16(D(SrcImmByte)),
/* 0x80 - 0x87 */
- G(ByteOp | DstMem | SrcImm | ModRM | Group, group1),
+ G(ByteOp | DstMem | SrcImmByte | ModRM | Group, group1),
G(DstMem | SrcImm | ModRM | Group, group1),
G(ByteOp | DstMem | SrcImm | ModRM | No64 | Group, group1),
G(DstMem | SrcImmByte | ModRM | Group, group1),
--
1.7.4.1
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