[  876.590474][T20526] bond0: (slave eth0): making interface the new active one
[  876.590908][T20526] bond0: (slave eth0): Enslaving as an active interface with an up link
[  876.639383][T20527] 8021q: adding VLAN 0 to HW filter on device bond0
[  880.896386][T20530] bond0: (slave eth0): Releasing backup interface
[  881.045499][T20533] bond0: (slave eth0): Enslaving as an active interface with an up link
[  881.093809][T20534] 8021q: adding VLAN 0 to HW filter on device bond0
[  885.315880][ T8899] bond0: (slave eth0): Releasing backup interface
[  885.358277][ T8899] bond0 (unregistering): Released all slaves