[  522.656397] bond0: (slave eth0): making interface the new active one
[  522.656483] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.859372] bond0: (slave eth0): Releasing backup interface
[  526.915928] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.090235] bond0: (slave eth0): Releasing backup interface
[  531.117180] bond0 (unregistering): Released all slaves