[  731.942155] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  731.942300] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  732.184861] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  732.185003] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode