[  510.269837] bond0: (slave eth0): making interface the new active one
[  510.269935] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.447320] bond0: (slave eth0): Releasing backup interface
[  514.524099] bond0: (slave eth0): Enslaving as an active interface with an up link
[  518.676122] bond0: (slave eth0): Releasing backup interface
[  518.701010] bond0 (unregistering): Released all slaves