[  523.868133] bond0: (slave eth0): making interface the new active one
[  523.868214] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.082821] bond0: (slave eth0): Releasing backup interface
[  528.163965] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.310501] bond0: (slave eth0): Releasing backup interface
[  532.338506] bond0 (unregistering): Released all slaves