[  944.738969][T20576] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  944.739486][T20576] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  945.430709][T20637] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  945.431049][T20637] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode