[  532.604256] bond0: (slave eth0): making interface the new active one
[  532.604330] bond0: (slave eth0): Enslaving as an active interface with an up link
[  536.785422] bond0: (slave eth0): Releasing backup interface
[  536.863500] bond0: (slave eth0): Enslaving as an active interface with an up link
[  541.015004] bond0: (slave eth0): Releasing backup interface
[  541.043920] bond0 (unregistering): Released all slaves