[  969.243699][T22020] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  969.244297][T22020] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  969.891298][T22073] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  969.891645][T22073] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode