[  522.054714] bond0: (slave eth0): making interface the new active one
[  522.054787] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.249195] bond0: (slave eth0): Releasing backup interface
[  526.404388] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.656858] bond0: (slave eth0): Releasing backup interface
[  530.683798] bond0 (unregistering): Released all slaves