diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2016-03-18 16:53:29 +0100 |
|---|---|---|
| committer | Jiri Slaby <jslaby@suse.cz> | 2016-04-11 16:43:59 +0200 |
| commit | 8ef8a7493e8be4a8befac27b97a71c12879e7a70 (patch) | |
| tree | b4752223333e2d8d93219cf0ff2ebff92b1b46ff /arch | |
| parent | 9a9bec2c25f2620f00e6b31ae0cf963438435bb1 (diff) | |
KVM: VMX: avoid guest hang on invalid invept instruction
commit 2849eb4f99d54925c543db12917127f88b3c38ff upstream.
A guest executing an invalid invept instruction would hang
because the instruction pointer was not updated.
Fixes: bfd0a56b90005f8c8a004baf407ad90045c2b11e
Reviewed-by: David Matlack <dmatlack@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kvm/vmx.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 9e439266554d..92f9e2abf710 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -6372,6 +6372,7 @@ static int handle_invept(struct kvm_vcpu *vcpu) if (!(types & (1UL << type))) { nested_vmx_failValid(vcpu, VMXERR_INVALID_OPERAND_TO_INVEPT_INVVPID); + skip_emulated_instruction(vcpu); return 1; } |