[  535.861171] bond0: (slave eth0): making interface the new active one
[  535.861254] bond0: (slave eth0): Enslaving as an active interface with an up link
[  540.047294] bond0: (slave eth0): Releasing backup interface
[  540.132544] bond0: (slave eth0): Enslaving as an active interface with an up link
[  544.338780] bond0: (slave eth0): Releasing backup interface
[  544.363673] bond0 (unregistering): Released all slaves