[  932.796182][T20921] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  932.797829][T20921] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  933.477149][T20981] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  933.477445][T20981] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode