[  523.832834] bond0: (slave eth0): making interface the new active one
[  523.832968] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.012374] bond0: (slave eth0): Releasing backup interface
[  528.077768] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.237252] bond0: (slave eth0): Releasing backup interface
[  532.270372] bond0 (unregistering): Released all slaves