[  939.522978][T20680] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  939.523907][T20680] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  940.259895][T20745] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  940.260513][T20745] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode