[ 768.388845] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address [ 768.388939] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address [ 768.492773] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address [ 768.492941] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode