[  939.694672][T20685] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  939.695140][T20685] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  940.404533][T20739] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  940.404818][T20739] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode