[  843.603350][T19573] bond0: (slave eth0): making interface the new active one
[  843.603862][T19573] bond0: (slave eth0): Enslaving as an active interface with an up link
[  843.650603][T19574] 8021q: adding VLAN 0 to HW filter on device bond0
[  847.919269][T19577] bond0: (slave eth0): Releasing backup interface
[  848.093337][T19580] bond0: (slave eth0): Enslaving as an active interface with an up link
[  848.150807][T19581] 8021q: adding VLAN 0 to HW filter on device bond0
[  852.349394][   T12] bond0: (slave eth0): Releasing backup interface
[  852.419899][   T12] bond0 (unregistering): Released all slaves