[   13.734447] bond0: (slave veth0): Enslaving as a backup interface with a down link
[   13.742119] bond0: (slave veth1): Enslaving as a backup interface with a down link
[   13.750590] br0: port 1(veth0) entered blocking state
[   13.750643] br0: port 1(veth0) entered disabled state
[   13.750688] veth0: entered allmulticast mode
[   13.750765] veth0: entered promiscuous mode
[   13.759423] br0: port 2(veth1) entered blocking state
[   13.759475] br0: port 2(veth1) entered disabled state
[   13.759521] veth1: entered allmulticast mode
[   13.759596] veth1: entered promiscuous mode
[   14.716006] br0: port 1(veth0) entered blocking state
[   14.716077] br0: port 1(veth0) entered forwarding state
[   14.716156] br0: port 2(veth1) entered blocking state
[   14.716195] br0: port 2(veth1) entered forwarding state
[   15.803964] bond0: (slave veth1): link status definitely up
[   15.804018] bond0: (slave veth1): making interface the new active one
[   15.804083] bond0: active interface up!
[   15.828681] veth1: left allmulticast mode
[   15.828740] veth1: left promiscuous mode
[   15.828786] br0: port 2(veth1) entered disabled state
[   15.828958] veth0: left allmulticast mode
[   15.829003] veth0: left promiscuous mode
[   15.829044] br0: port 1(veth0) entered disabled state
[   15.851152] bond0: (slave veth1): Releasing backup interface
[   15.865108] bond0: (slave veth0): Releasing backup interface