[  869.980370][T18768] bond0: (slave eth0): making interface the new active one
[  869.980860][T18768] bond0: (slave eth0): Enslaving as an active interface with an up link
[  870.043725][T18769] 8021q: adding VLAN 0 to HW filter on device bond0
[  874.323707][T18772] bond0: (slave eth0): Releasing backup interface
[  874.476217][T18775] bond0: (slave eth0): Enslaving as an active interface with an up link
[  874.531668][T18776] 8021q: adding VLAN 0 to HW filter on device bond0
[  878.740652][   T12] bond0: (slave eth0): Releasing backup interface
[  878.776787][   T12] bond0 (unregistering): Released all slaves