[  937.954990][T20676] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  937.955462][T20676] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  938.720831][T20740] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  938.721254][T20740] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode