[  850.410462][T19361] bond0: (slave eth0): making interface the new active one
[  850.410913][T19361] bond0: (slave eth0): Enslaving as an active interface with an up link
[  850.471266][T19362] 8021q: adding VLAN 0 to HW filter on device bond0
[  854.722513][T19365] bond0: (slave eth0): Releasing backup interface
[  854.865789][T19368] bond0: (slave eth0): Enslaving as an active interface with an up link
[  854.924460][T19369] 8021q: adding VLAN 0 to HW filter on device bond0
[  859.136349][ T8857] bond0: (slave eth0): Releasing backup interface
[  859.194704][ T8857] bond0 (unregistering): Released all slaves