[  991.496756][T21630] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  991.497236][T21630] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  992.268979][T21692] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  992.276226][T21692] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode