[  980.541093][T20893] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  980.541665][T20893] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  981.541311][T20950] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  981.541606][T20950] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode