[  949.479266][T20510] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  949.479704][T20510] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  950.358798][T20560] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  950.359112][T20560] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode