[  851.001863][T19354] bond0: (slave eth0): making interface the new active one
[  851.002289][T19354] bond0: (slave eth0): Enslaving as an active interface with an up link
[  851.042427][T19355] 8021q: adding VLAN 0 to HW filter on device bond0
[  855.293505][T19358] bond0: (slave eth0): Releasing backup interface
[  855.453574][T19361] bond0: (slave eth0): Enslaving as an active interface with an up link
[  855.502426][T19362] 8021q: adding VLAN 0 to HW filter on device bond0
[  859.713386][ T8844] bond0: (slave eth0): Releasing backup interface
[  859.789567][ T8844] bond0 (unregistering): Released all slaves