[  770.186748] 8021q: adding VLAN 0 to HW filter on device bond0
[  770.189782] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  770.192747] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  770.195732] br0: port 1(veth0) entered blocking state
[  770.195768] br0: port 1(veth0) entered disabled state
[  770.195810] veth0: entered allmulticast mode
[  770.195866] veth0: entered promiscuous mode
[  770.198828] br0: port 2(veth1) entered blocking state
[  770.198859] br0: port 2(veth1) entered disabled state
[  770.198905] veth1: entered allmulticast mode
[  770.198955] veth1: entered promiscuous mode
[  771.194935] br0: port 1(veth0) entered blocking state
[  771.194993] br0: port 1(veth0) entered forwarding state
[  771.195048] br0: port 2(veth1) entered blocking state
[  771.195079] br0: port 2(veth1) entered forwarding state
[  772.218937] bond0: (slave veth0): link status definitely up
[  772.219007] bond0: (slave veth1): link status definitely up
[  772.219077] bond0: (slave veth0): making interface the new active one
[  772.219150] bond0: active interface up!
[  772.237769] veth1: left allmulticast mode
[  772.237803] veth1: left promiscuous mode
[  772.237836] br0: port 2(veth1) entered disabled state
[  772.237992] veth0: left allmulticast mode
[  772.238021] veth0: left promiscuous mode
[  772.238046] br0: port 1(veth0) entered disabled state
[  772.255072] bond0: (slave veth1): Releasing backup interface
[  772.267034] bond0: (slave veth0): Releasing backup interface
[  772.301966] bond0 (unregistering): Released all slaves