[  945.541710][T21121] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  945.542241][T21121] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  946.207360][T21178] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  946.207683][T21178] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode