[  517.940842] bond0: (slave eth0): making interface the new active one
[  517.940924] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.138912] bond0: (slave eth0): Releasing backup interface
[  522.248956] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.431391] bond0: (slave eth0): Releasing backup interface
[  526.463242] bond0 (unregistering): Released all slaves