[  491.367335] bond0: (slave eth0): making interface the new active one
[  491.367427] bond0: (slave eth0): Enslaving as an active interface with an up link
[  495.566711] bond0: (slave eth0): Releasing backup interface
[  495.645739] bond0: (slave eth0): Enslaving as an active interface with an up link
[  499.794221] bond0: (slave eth0): Releasing backup interface
[  499.834248] bond0 (unregistering): Released all slaves