[  850.839854][T19432] bond0: (slave eth0): making interface the new active one
[  850.840290][T19432] bond0: (slave eth0): Enslaving as an active interface with an up link
[  850.888658][T19433] 8021q: adding VLAN 0 to HW filter on device bond0
[  855.106674][T19436] bond0: (slave eth0): Releasing backup interface
[  855.246094][T19439] bond0: (slave eth0): Enslaving as an active interface with an up link
[  855.290860][T19440] 8021q: adding VLAN 0 to HW filter on device bond0
[  859.509792][   T69] bond0: (slave eth0): Releasing backup interface
[  859.564281][   T69] bond0 (unregistering): Released all slaves