[  968.126864][T20727] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  968.127333][T20727] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  968.913355][T20777] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  968.913673][T20777] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode