[  637.407586] bond0: (slave eth0): making interface the new active one
[  637.407679] bond0: (slave eth0): Enslaving as an active interface with an up link
[  641.611442] bond0: (slave eth0): Releasing backup interface
[  641.689187] bond0: (slave eth0): Enslaving as an active interface with an up link
[  645.842817] bond0: (slave eth0): Releasing backup interface
[  645.874752] bond0 (unregistering): Released all slaves