[  828.356308][T22491] bond0: (slave eth0): making interface the new active one
[  828.356887][T22491] bond0: (slave eth0): Enslaving as an active interface with an up link
[  828.399101][T22492] 8021q: adding VLAN 0 to HW filter on device bond0
[  832.660476][T22495] bond0: (slave eth0): Releasing backup interface
[  832.796380][T22498] bond0: (slave eth0): Enslaving as an active interface with an up link
[  832.840983][T22499] 8021q: adding VLAN 0 to HW filter on device bond0
[  837.014211][   T72] bond0: (slave eth0): Releasing backup interface
[  837.071020][   T72] bond0 (unregistering): Released all slaves