[  942.964227][T23449] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  942.964709][T23449] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  943.937205][T23495] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  943.937548][T23495] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode