[  523.772483] bond0: (slave eth0): making interface the new active one
[  523.772591] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.947544] bond0: (slave eth0): Releasing backup interface
[  528.024820] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.168033] bond0: (slave eth0): Releasing backup interface
[  532.197012] bond0 (unregistering): Released all slaves