Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-12-19 17:41:29 +00:00
Code Issues Packages Projects Releases Wiki Activity

KVM: VMX: avoid guest hang on invalid invvpid instruction

Browse Source 
A guest executing an invalid invvpid instruction would hang
because the instruction pointer was not updated.

Reported-by: jmontleo@redhat.com
Tested-by: jmontleo@redhat.com
Cc: stable@vger.kernel.org
Fixes: 99b83ac893
Reviewed-by: David Matlack <dmatlack@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2016-03-18 16:53:42 +01:00
parent 2849eb4f99
commit f6870ee9e5
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/x86/kvm/vmx.c
View File

@ -7458,6 +7458,7 @@ static int handle_invvpid(struct kvm_vcpu *vcpu)
if (!(types & (1UL << type))) {
nested_vmx_failValid(vcpu,
VMXERR_INVALID_OPERAND_TO_INVEPT_INVVPID);
skip_emulated_instruction(vcpu);
return 1;
}