[  937.560834][T20942] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  937.561411][T20942] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  938.247575][T21002] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  938.248761][T21002] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode