[  491.284057] bond0: (slave eth0): making interface the new active one
[  491.284133] bond0: (slave eth0): Enslaving as an active interface with an up link
[  495.517778] bond0: (slave eth0): Releasing backup interface
[  495.632297] bond0: (slave eth0): Enslaving as an active interface with an up link
[  499.798980] bond0: (slave eth0): Releasing backup interface
[  499.831888] bond0 (unregistering): Released all slaves