[  522.867905] bond0: (slave eth0): making interface the new active one
[  522.868004] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.056519] bond0: (slave eth0): Releasing backup interface
[  527.134312] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.284297] bond0: (slave eth0): Releasing backup interface
[  531.308171] bond0 (unregistering): Released all slaves