[ 923.113507] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address [ 923.113661] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address [ 923.373603] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address [ 923.373742] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode