[  523.715184] bond0: (slave eth0): making interface the new active one
[  523.715273] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.885317] bond0: (slave eth0): Releasing backup interface
[  527.949358] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.115398] bond0: (slave eth0): Releasing backup interface
[  532.147374] bond0 (unregistering): Released all slaves