[  867.789271][T18312] bond0: (slave eth0): making interface the new active one
[  867.789707][T18312] bond0: (slave eth0): Enslaving as an active interface with an up link
[  867.833292][T18313] 8021q: adding VLAN 0 to HW filter on device bond0
[  872.085383][T18316] bond0: (slave eth0): Releasing backup interface
[  872.281099][T18319] bond0: (slave eth0): Enslaving as an active interface with an up link
[  872.335106][T18320] 8021q: adding VLAN 0 to HW filter on device bond0
[  876.567575][   T73] bond0: (slave eth0): Releasing backup interface
[  876.626583][   T73] bond0 (unregistering): Released all slaves