[  522.781156] bond0: (slave eth0): making interface the new active one
[  522.781246] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.999639] bond0: (slave eth0): Releasing backup interface
[  527.081712] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.226693] bond0: (slave eth0): Releasing backup interface
[  531.258659] bond0 (unregistering): Released all slaves