[  526.497586] bond0: (slave eth0): making interface the new active one
[  526.497676] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.708594] bond0: (slave eth0): Releasing backup interface
[  530.778366] bond0: (slave eth0): Enslaving as an active interface with an up link
[  534.936035] bond0: (slave eth0): Releasing backup interface
[  534.964970] bond0 (unregistering): Released all slaves