[  940.208654][T20607] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  940.209191][T20607] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  941.010006][T20670] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  941.010382][T20670] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode