[  539.161088] bond0: (slave eth0): making interface the new active one
[  539.161153] bond0: (slave eth0): Enslaving as an active interface with an up link
[  543.373306] bond0: (slave eth0): Releasing backup interface
[  543.460337] bond0: (slave eth0): Enslaving as an active interface with an up link
[  547.662647] bond0: (slave eth0): Releasing backup interface
[  547.688653] bond0 (unregistering): Released all slaves