[  934.653312][T20928] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  934.653871][T20928] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  935.417478][T20986] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  935.423648][T20986] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode