1 libdis_test: 66 0f c7 f3 rdrand %bx 2 libdis_test+0x4: 0f c7 f3 rdrand %ebx 3 libdis_test+0x7: 66 0f c7 fb rdseed %bx 4 libdis_test+0xb: 0f c7 fb rdseed %ebx 5