[  933.647044][T20986] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  933.647505][T20986] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  934.350339][T21036] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  934.355505][T21036] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode