[  938.521021][T20974] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  938.521718][T20974] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  939.258836][T21040] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  939.259162][T21040] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode