[  949.997947][T20781] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  949.998397][T20781] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  950.852322][T20828] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  950.853747][T20828] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode