[  943.636573][T20990] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  943.638403][T20990] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  944.364284][T21050] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  944.364562][T21050] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode