[  879.602349][T20338] bond0: (slave eth0): making interface the new active one
[  879.602779][T20338] bond0: (slave eth0): Enslaving as an active interface with an up link
[  879.644883][T20339] 8021q: adding VLAN 0 to HW filter on device bond0
[  883.903744][T20342] bond0: (slave eth0): Releasing backup interface
[  884.053936][T20345] bond0: (slave eth0): Enslaving as an active interface with an up link
[  884.107996][T20346] 8021q: adding VLAN 0 to HW filter on device bond0
[  888.321257][   T72] bond0: (slave eth0): Releasing backup interface
[  888.356543][   T72] bond0 (unregistering): Released all slaves