[  937.535812][T20853] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  937.536290][T20853] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  938.195238][T20911] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  938.195537][T20911] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode