[  523.821054] bond0: (slave eth0): making interface the new active one
[  523.821157] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.008113] bond0: (slave eth0): Releasing backup interface
[  528.062135] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.231549] bond0: (slave eth0): Releasing backup interface
[  532.268508] bond0 (unregistering): Released all slaves