[  944.723062][T20454] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  944.723554][T20454] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  945.573608][T20507] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  945.577650][T20507] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode