[  518.181501] bond0: (slave eth0): making interface the new active one
[  518.181584] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.402190] bond0: (slave eth0): Releasing backup interface
[  522.508941] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.690286] bond0: (slave eth0): Releasing backup interface
[  526.726183] bond0 (unregistering): Released all slaves