[  522.565611] bond0: (slave eth0): making interface the new active one
[  522.565695] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.734349] bond0: (slave eth0): Releasing backup interface
[  526.799492] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.962332] bond0: (slave eth0): Releasing backup interface
[  530.992252] bond0 (unregistering): Released all slaves