[  944.871870][T20522] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  944.872352][T20522] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  945.636633][T20577] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  945.636957][T20577] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode