[  753.937298] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  753.937487] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  754.214102] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  754.214222] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode