[  970.332330][T21745] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  970.332794][T21745] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  971.154300][T21809] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  971.154615][T21809] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode