[  964.490092][T20474] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  964.490557][T20474] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  965.524653][T20520] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  965.525147][T20520] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode