[  945.447752][T21231] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  945.448366][T21231] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  946.115861][T21287] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  946.116155][T21287] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode