[  969.544957][T21104] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  969.545427][T21104] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  970.256079][T21166] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  970.258193][T21166] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode