[  543.016200] bond0: (slave eth0): making interface the new active one
[  543.016286] bond0: (slave eth0): Enslaving as an active interface with an up link
[  547.221498] bond0: (slave eth0): Releasing backup interface
[  547.325465] bond0: (slave eth0): Enslaving as an active interface with an up link
[  551.516120] bond0: (slave eth0): Releasing backup interface
[  551.542703] bond0 (unregistering): Released all slaves