[  959.469961][T20455] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  959.470429][T20455] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  960.255483][T20519] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  960.261308][T20519] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode