[  770.860519] 8021q: adding VLAN 0 to HW filter on device bond0
[  770.863794] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  770.867120] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  770.870338] br0: port 1(veth0) entered blocking state
[  770.870415] br0: port 1(veth0) entered disabled state
[  770.870488] veth0: entered allmulticast mode
[  770.870574] veth0: entered promiscuous mode
[  770.873911] br0: port 2(veth1) entered blocking state
[  770.873947] br0: port 2(veth1) entered disabled state
[  770.873977] veth1: entered allmulticast mode
[  770.874039] veth1: entered promiscuous mode
[  771.906688] br0: port 1(veth0) entered blocking state
[  771.906741] br0: port 1(veth0) entered forwarding state
[  771.906796] br0: port 2(veth1) entered blocking state
[  771.906831] br0: port 2(veth1) entered forwarding state
[  772.930682] bond0: (slave veth0): link status definitely up
[  772.930742] bond0: (slave veth1): link status definitely up
[  772.930818] bond0: (slave veth0): making interface the new active one
[  772.930878] bond0: active interface up!
[  773.024428] veth1: left allmulticast mode
[  773.024473] veth1: left promiscuous mode
[  773.024535] br0: port 2(veth1) entered disabled state
[  773.024644] veth0: left allmulticast mode
[  773.024729] veth0: left promiscuous mode
[  773.024762] br0: port 1(veth0) entered disabled state
[  773.036838] bond0: (slave veth1): Releasing backup interface
[  773.052783] bond0: (slave veth0): Releasing backup interface
[  773.109758] bond0 (unregistering): Released all slaves