[  959.464867][T20431] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  959.465357][T20431] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  960.451338][T20495] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  960.451689][T20495] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode