[  522.106075] bond0: (slave eth0): making interface the new active one
[  522.106178] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.287642] bond0: (slave eth0): Releasing backup interface
[  526.361072] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.518856] bond0: (slave eth0): Releasing backup interface
[  530.545316] bond0 (unregistering): Released all slaves