[  540.363238] bond0: (slave eth0): making interface the new active one
[  540.363306] bond0: (slave eth0): Enslaving as an active interface with an up link
[  544.594778] bond0: (slave eth0): Releasing backup interface
[  544.682712] bond0: (slave eth0): Enslaving as an active interface with an up link
[  548.885733] bond0: (slave eth0): Releasing backup interface
[  548.921765] bond0 (unregistering): Released all slaves