[  967.060324][T20728] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  967.067952][T20728] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  968.140444][T20785] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  968.140837][T20785] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode