[  969.474742][T21680] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  969.475271][T21680] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  970.178229][T21730] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  970.178583][T21730] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode