[  522.196345] bond0: (slave eth0): making interface the new active one
[  522.196434] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.344508] bond0: (slave eth0): Releasing backup interface
[  526.416208] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.577211] bond0: (slave eth0): Releasing backup interface
[  530.602230] bond0 (unregistering): Released all slaves