[  934.605403][T23719] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  934.605894][T23719] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  935.393634][T23776] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  935.394465][T23776] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode