[  840.603443] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  840.603562] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  840.723309] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  840.723420] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode