MSR_IA32_MCG_EBX  722 arch/x86/include/asm/msr-index.h #define MSR_IA32_MCG_EBX		0x00000181
MSR_IA32_MCG_EBX  947 tools/testing/selftests/kvm/include/x86_64/processor.h #define MSR_IA32_MCG_EBX		0x00000181