[  849.911981][T19277] bond0: (slave eth0): making interface the new active one
[  849.912485][T19277] bond0: (slave eth0): Enslaving as an active interface with an up link
[  849.957718][T19278] 8021q: adding VLAN 0 to HW filter on device bond0
[  854.191004][T19281] bond0: (slave eth0): Releasing backup interface
[  854.347436][T19284] bond0: (slave eth0): Enslaving as an active interface with an up link
[  854.390303][T19285] 8021q: adding VLAN 0 to HW filter on device bond0
[  858.616484][   T72] bond0: (slave eth0): Releasing backup interface
[  858.683928][   T72] bond0 (unregistering): Released all slaves