[  972.346577][T21926] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  972.347051][T21926] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  973.096294][T21990] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  973.096610][T21990] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode