[  720.524587] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  720.524675] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  720.639249] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  720.639454] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode