[  981.851915][T21275] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  981.852389][T21275] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  982.712838][T21333] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  982.713155][T21333] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode