[  874.983728][T20337] bond0: (slave eth0): making interface the new active one
[  874.984153][T20337] bond0: (slave eth0): Enslaving as an active interface with an up link
[  875.027822][T20338] 8021q: adding VLAN 0 to HW filter on device bond0
[  879.305391][T20341] bond0: (slave eth0): Releasing backup interface
[  879.441360][T20344] bond0: (slave eth0): Enslaving as an active interface with an up link
[  879.485806][T20345] 8021q: adding VLAN 0 to HW filter on device bond0
[  883.649316][   T12] bond0: (slave eth0): Releasing backup interface
[  883.731473][   T12] bond0 (unregistering): Released all slaves