[  522.564449] bond0: (slave eth0): making interface the new active one
[  522.564527] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.798122] bond0: (slave eth0): Releasing backup interface
[  526.898892] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.085178] bond0: (slave eth0): Releasing backup interface
[  531.106646] bond0 (unregistering): Released all slaves