[  524.126463] bond0: (slave eth0): making interface the new active one
[  524.126573] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.270133] bond0: (slave eth0): Releasing backup interface
[  528.335896] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.501390] bond0: (slave eth0): Releasing backup interface
[  532.521341] bond0 (unregistering): Released all slaves