[  939.975239][T20965] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  939.975715][T20965] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  940.701033][T21031] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  940.704237][T21031] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode