[  518.061691] bond0: (slave eth0): making interface the new active one
[  518.061812] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.263870] bond0: (slave eth0): Releasing backup interface
[  522.357571] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.546432] bond0: (slave eth0): Releasing backup interface
[  526.581367] bond0 (unregistering): Released all slaves