[  523.748207] bond0: (slave eth0): making interface the new active one
[  523.748297] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.955226] bond0: (slave eth0): Releasing backup interface
[  528.044973] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.245869] bond0: (slave eth0): Releasing backup interface
[  532.265870] bond0 (unregistering): Released all slaves