KVM doesn't allow wirting to MSR_IA32_APICBASE for TDs.
Signed-off-by: Xiaoyao Li <[email protected]>
---
target/i386/kvm/kvm.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c
index 480c05d6c969..9c7eb3dea0a8 100644
--- a/target/i386/kvm/kvm.c
+++ b/target/i386/kvm/kvm.c
@@ -2837,6 +2837,11 @@ void kvm_put_apicbase(X86CPU *cpu, uint64_t value)
{
int ret;
+ /* TODO: Allow accessing guest state for debug TDs. */
+ if (is_tdx_vm()) {
+ return;
+ }
+
ret = kvm_put_one_msr(cpu, MSR_IA32_APICBASE, value);
assert(ret == 1);
}
--
2.27.0