[  959.633766][T20447] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  959.634234][T20447] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  960.345624][T20507] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  960.346356][T20507] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode