[  834.512738] 8021q: adding VLAN 0 to HW filter on device bond0
[  834.516086] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  834.519352] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  834.522551] br0: port 1(veth0) entered blocking state
[  834.522584] br0: port 1(veth0) entered disabled state
[  834.522620] veth0: entered allmulticast mode
[  834.522682] veth0: entered promiscuous mode
[  834.525802] br0: port 2(veth1) entered blocking state
[  834.525851] br0: port 2(veth1) entered disabled state
[  834.525888] veth1: entered allmulticast mode
[  834.525934] veth1: entered promiscuous mode
[  834.572687] br0: port 1(veth0) entered blocking state
[  834.572754] br0: port 1(veth0) entered forwarding state
[  834.572848] br0: port 2(veth1) entered blocking state
[  834.572919] br0: port 2(veth1) entered forwarding state
[  836.547696] bond0: (slave veth1): link status definitely up
[  836.547800] bond0: (slave veth1): making interface the new active one
[  836.547910] bond0: active interface up!
[  836.560118] veth1: left allmulticast mode
[  836.560176] veth1: left promiscuous mode
[  836.560247] br0: port 2(veth1) entered disabled state
[  836.560395] veth0: left allmulticast mode
[  836.560472] veth0: left promiscuous mode
[  836.560570] br0: port 1(veth0) entered disabled state
[  836.577818] bond0: (slave veth1): Releasing backup interface
[  836.583786] bond0: (slave veth0): Releasing backup interface
[  836.623765] bond0 (unregistering): Released all slaves