[  506.118102] bond0: (slave eth0): making interface the new active one
[  506.118213] bond0: (slave eth0): Enslaving as an active interface with an up link
[  510.280394] bond0: (slave eth0): Releasing backup interface
[  510.353529] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.506528] bond0: (slave eth0): Releasing backup interface
[  514.541358] bond0 (unregistering): Released all slaves