[  983.149659][T21952] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  983.150131][T21952] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  983.801666][T22014] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  983.801975][T22014] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode