[  947.663183][T20870] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  947.663646][T20870] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  948.431449][T20929] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  948.434842][T20929] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode