[  989.371230][T21171] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  989.371770][T21171] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  990.282565][T21221] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  990.282862][T21221] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode