[  849.635965][T19555] bond0: (slave eth0): making interface the new active one
[  849.636466][T19555] bond0: (slave eth0): Enslaving as an active interface with an up link
[  849.680251][T19556] 8021q: adding VLAN 0 to HW filter on device bond0
[  853.947188][T19559] bond0: (slave eth0): Releasing backup interface
[  854.080540][T19562] bond0: (slave eth0): Enslaving as an active interface with an up link
[  854.126097][T19563] 8021q: adding VLAN 0 to HW filter on device bond0
[  858.298739][   T68] bond0: (slave eth0): Releasing backup interface
[  858.369694][   T68] bond0 (unregistering): Released all slaves