[  983.597126][T21623] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  983.597672][T21623] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  984.252225][T21688] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  984.252512][T21688] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode