[  850.733869][T19276] bond0: (slave eth0): making interface the new active one
[  850.734342][T19276] bond0: (slave eth0): Enslaving as an active interface with an up link
[  850.783832][T19277] 8021q: adding VLAN 0 to HW filter on device bond0
[  855.054827][T19280] bond0: (slave eth0): Releasing backup interface
[  855.205004][T19283] bond0: (slave eth0): Enslaving as an active interface with an up link
[  855.259030][T19284] 8021q: adding VLAN 0 to HW filter on device bond0
[  859.467001][   T72] bond0: (slave eth0): Releasing backup interface
[  859.526360][   T72] bond0 (unregistering): Released all slaves