MSR_IA32_SYSENTER_CS  126 arch/x86/include/asm/msr-index.h #define MSR_IA32_SYSENTER_CS		0x00000174
MSR_IA32_SYSENTER_CS  393 tools/testing/selftests/kvm/include/x86_64/processor.h #define MSR_IA32_SYSENTER_CS		0x00000174