LMCE is not supported TDX since KVM doesn't provide emulation for MSR_IA32_FEAT_CTL. Signed-off-by: Xiaoyao Li <xiaoyao.li@xxxxxxxxx> --- target/i386/kvm/kvm-cpu.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target/i386/kvm/kvm-cpu.c b/target/i386/kvm/kvm-cpu.c index 9c791b7b0520..8c618869533c 100644 --- a/target/i386/kvm/kvm-cpu.c +++ b/target/i386/kvm/kvm-cpu.c @@ -15,6 +15,7 @@ #include "sysemu/sysemu.h" #include "hw/boards.h" +#include "tdx.h" #include "kvm_i386.h" #include "hw/core/accel-cpu.h" @@ -60,6 +61,10 @@ static bool lmce_supported(void) if (kvm_ioctl(kvm_state, KVM_X86_GET_MCE_CAP_SUPPORTED, &mce_cap) < 0) { return false; } + + if (is_tdx_vm()) + return false; + return !!(mce_cap & MCG_LMCE_P); } -- 2.34.1