[  523.934101] bond0: (slave eth0): making interface the new active one
[  523.934218] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.143511] bond0: (slave eth0): Releasing backup interface
[  528.212738] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.365502] bond0: (slave eth0): Releasing backup interface
[  532.395502] bond0 (unregistering): Released all slaves