[  834.292557][T21920] bond0: (slave eth0): making interface the new active one
[  834.293029][T21920] bond0: (slave eth0): Enslaving as an active interface with an up link
[  834.338240][T21921] 8021q: adding VLAN 0 to HW filter on device bond0
[  838.533911][T21924] bond0: (slave eth0): Releasing backup interface
[  838.720595][T21927] bond0: (slave eth0): Enslaving as an active interface with an up link
[  838.793626][T21928] 8021q: adding VLAN 0 to HW filter on device bond0
[  843.016768][T10321] bond0: (slave eth0): Releasing backup interface
[  843.062048][T10321] bond0 (unregistering): Released all slaves