[  522.620278] bond0: (slave eth0): making interface the new active one
[  522.620351] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.823287] bond0: (slave eth0): Releasing backup interface
[  526.895466] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.044181] bond0: (slave eth0): Releasing backup interface
[  531.085083] bond0 (unregistering): Released all slaves