[  532.396717] bond0: (slave eth0): making interface the new active one
[  532.396802] bond0: (slave eth0): Enslaving as an active interface with an up link
[  536.595493] bond0: (slave eth0): Releasing backup interface
[  536.685989] bond0: (slave eth0): Enslaving as an active interface with an up link
[  540.823714] bond0: (slave eth0): Releasing backup interface
[  540.862292] bond0 (unregistering): Released all slaves