[  518.670669] bond0: (slave eth0): making interface the new active one
[  518.670739] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.825764] bond0: (slave eth0): Releasing backup interface
[  522.881674] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.052426] bond0: (slave eth0): Releasing backup interface
[  527.096471] bond0 (unregistering): Released all slaves