[  451.861970] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  451.888796] br0: port 1(veth1) entered blocking state
[  451.888801] br0: port 1(veth1) entered disabled state
[  451.888913] device veth1 entered promiscuous mode
[  451.888942] br0: port 1(veth1) entered blocking state
[  451.888944] br0: port 1(veth1) entered forwarding state
[  451.893741] br0: port 2(veth3) entered blocking state
[  451.893744] br0: port 2(veth3) entered disabled state
[  451.893767] device veth3 entered promiscuous mode
[  451.893776] br0: port 2(veth3) entered blocking state
[  451.893778] br0: port 2(veth3) entered forwarding state
[  451.951817] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  451.951921] br0: port 2(veth3) entered disabled state
[  452.004244] IPv6: ADDRCONF(NETDEV_CHANGE): veth3: link becomes ready
[  452.004261] br0: port 2(veth3) entered blocking state
[  452.004264] br0: port 2(veth3) entered forwarding state
[  460.408639] device veth0 entered promiscuous mode
[  460.557796] device veth2 entered promiscuous mode
[  594.145954] br0: port 1(veth1) entered disabled state
[  594.225136] br0: port 2(veth3) entered disabled state
[  594.279988] device veth1 left promiscuous mode
[  594.280018] br0: port 1(veth1) entered disabled state
[  594.316267] device veth3 left promiscuous mode
[  594.316292] br0: port 2(veth3) entered disabled state