[  740.363627] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  740.363761] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  740.641822] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  740.642006] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode