[  937.903459][T21034] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  937.903950][T21034] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  938.558520][T21092] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  938.558824][T21092] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode