[  522.789081] bond0: (slave eth0): making interface the new active one
[  522.789195] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.985995] bond0: (slave eth0): Releasing backup interface
[  527.066981] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.216884] bond0: (slave eth0): Releasing backup interface
[  531.244606] bond0 (unregistering): Released all slaves