[ 788.271601] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address [ 788.271682] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address [ 788.392986] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address [ 788.393074] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode