[  518.138718] bond0: (slave eth0): making interface the new active one
[  518.138815] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.396834] bond0: (slave eth0): Releasing backup interface
[  522.514165] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.747924] bond0: (slave eth0): Releasing backup interface
[  526.784918] bond0 (unregistering): Released all slaves