[ 1075.075565][T21097] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address [ 1075.076124][T21097] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address [ 1075.785688][T21162] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address [ 1075.785995][T21162] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode