[  857.013183] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  857.013304] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  857.138789] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  857.138899] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode