[  535.474705] bond0: (slave eth0): making interface the new active one
[  535.474793] bond0: (slave eth0): Enslaving as an active interface with an up link
[  539.666260] bond0: (slave eth0): Releasing backup interface
[  539.749237] bond0: (slave eth0): Enslaving as an active interface with an up link
[  543.950791] bond0: (slave eth0): Releasing backup interface
[  543.984788] bond0 (unregistering): Released all slaves