[  949.827176][T20339] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  949.827874][T20339] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  950.637280][T20400] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  950.637787][T20400] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode