[  829.623073][T21963] bond0: (slave eth0): making interface the new active one
[  829.623556][T21963] bond0: (slave eth0): Enslaving as an active interface with an up link
[  829.665959][T21964] 8021q: adding VLAN 0 to HW filter on device bond0
[  833.880415][T21967] bond0: (slave eth0): Releasing backup interface
[  834.034638][T21970] bond0: (slave eth0): Enslaving as an active interface with an up link
[  834.072008][T21971] 8021q: adding VLAN 0 to HW filter on device bond0
[  838.222119][  T242] bond0: (slave eth0): Releasing backup interface
[  838.287485][  T242] bond0 (unregistering): Released all slaves