[  949.856797][T20260] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  949.857301][T20260] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  950.719387][T20324] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  950.719720][T20324] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode