[  973.162665][T21851] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  973.163205][T21851] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  973.888097][T21908] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  973.888392][T21908] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode