[  540.133414] bond0: (slave eth0): making interface the new active one
[  540.133502] bond0: (slave eth0): Enslaving as an active interface with an up link
[  544.339411] bond0: (slave eth0): Releasing backup interface
[  544.440945] bond0: (slave eth0): Enslaving as an active interface with an up link
[  548.623639] bond0: (slave eth0): Releasing backup interface
[  548.664629] bond0 (unregistering): Released all slaves