[  522.521908] bond0: (slave eth0): making interface the new active one
[  522.521994] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.670494] bond0: (slave eth0): Releasing backup interface
[  526.755453] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.903879] bond0: (slave eth0): Releasing backup interface
[  530.927910] bond0 (unregistering): Released all slaves