[  845.506045][T19550] bond0: (slave eth0): making interface the new active one
[  845.506591][T19550] bond0: (slave eth0): Enslaving as an active interface with an up link
[  845.554144][T19551] 8021q: adding VLAN 0 to HW filter on device bond0
[  849.771251][T19554] bond0: (slave eth0): Releasing backup interface
[  849.915301][T19557] bond0: (slave eth0): Enslaving as an active interface with an up link
[  849.962985][T19558] 8021q: adding VLAN 0 to HW filter on device bond0
[  854.127090][  T237] bond0: (slave eth0): Releasing backup interface
[  854.194364][  T237] bond0 (unregistering): Released all slaves