[  856.703297][T19254] bond0: (slave eth0): making interface the new active one
[  856.703825][T19254] bond0: (slave eth0): Enslaving as an active interface with an up link
[  856.774756][T19255] 8021q: adding VLAN 0 to HW filter on device bond0
[  861.068853][T19258] bond0: (slave eth0): Releasing backup interface
[  861.210502][T19261] bond0: (slave eth0): Enslaving as an active interface with an up link
[  861.258121][T19262] 8021q: adding VLAN 0 to HW filter on device bond0
[  865.499731][ T8838] bond0: (slave eth0): Releasing backup interface
[  865.558089][ T8838] bond0 (unregistering): Released all slaves