[  523.365252] bond0: (slave eth0): making interface the new active one
[  523.365355] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.653305] bond0: (slave eth0): Releasing backup interface
[  527.792548] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.990102] bond0: (slave eth0): Releasing backup interface
[  532.018094] bond0 (unregistering): Released all slaves