[  684.664632] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  684.674110] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  684.683583] br0: port 1(veth0) entered blocking state
[  684.683642] br0: port 1(veth0) entered disabled state
[  684.683701] veth0: entered allmulticast mode
[  684.683779] veth0: entered promiscuous mode
[  684.694090] br0: port 2(veth1) entered blocking state
[  684.694185] br0: port 2(veth1) entered disabled state
[  684.694247] veth1: entered allmulticast mode
[  684.694347] veth1: entered promiscuous mode
[  685.027425] br0: port 1(veth0) entered blocking state
[  685.027568] br0: port 1(veth0) entered forwarding state
[  685.027660] br0: port 2(veth1) entered blocking state
[  685.027709] br0: port 2(veth1) entered forwarding state
[  686.706416] bond0: (slave veth1): link status definitely up
[  686.706545] bond0: (slave veth1): making interface the new active one
[  686.706646] bond0: active interface up!
[  686.730935] veth1: left allmulticast mode
[  686.731031] veth1: left promiscuous mode
[  686.731117] br0: port 2(veth1) entered disabled state
[  686.731298] veth0: left allmulticast mode
[  686.731340] veth0: left promiscuous mode
[  686.731421] br0: port 1(veth0) entered disabled state
[  686.752666] bond0: (slave veth1): Releasing backup interface
[  686.755622] bond0: (slave veth0): Releasing backup interface
[  686.784610] bond0 (unregistering): Released all slaves