[  522.382630] bond0: (slave eth0): making interface the new active one
[  522.382712] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.549826] bond0: (slave eth0): Releasing backup interface
[  526.624628] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.775464] bond0: (slave eth0): Releasing backup interface
[  530.812554] bond0 (unregistering): Released all slaves