[  934.696548][T20846] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  934.697388][T20846] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  935.371910][T20900] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  935.372245][T20900] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode