[  946.145630][T21139] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  946.146358][T21139] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  946.888785][T21189] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  946.889141][T21189] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode