[  717.481583] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  717.571241] br0: port 1(veth1) entered blocking state
[  717.571276] br0: port 1(veth1) entered disabled state
[  717.572905] device veth1 entered promiscuous mode
[  717.573019] br0: port 1(veth1) entered blocking state
[  717.573030] br0: port 1(veth1) entered forwarding state
[  717.578644] IPv6: ADDRCONF(NETDEV_CHANGE): br0: link becomes ready
[  717.582217] br0: port 1(veth1) entered disabled state
[  717.588518] br0: port 2(veth3) entered blocking state
[  717.588534] br0: port 2(veth3) entered disabled state
[  717.588651] device veth3 entered promiscuous mode
[  717.762885] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  717.762930] br0: port 1(veth1) entered blocking state
[  717.762939] br0: port 1(veth1) entered forwarding state
[  717.932389] IPv6: ADDRCONF(NETDEV_CHANGE): veth3: link becomes ready
[  717.932426] br0: port 2(veth3) entered blocking state
[  717.932434] br0: port 2(veth3) entered forwarding state
[  726.692951] device veth0 entered promiscuous mode
[  727.131436] device veth2 entered promiscuous mode
[  861.612197] br0: port 1(veth1) entered disabled state
[  861.781986] br0: port 2(veth3) entered disabled state
[  861.919005] device veth1 left promiscuous mode
[  861.919045] br0: port 1(veth1) entered disabled state
[  862.013558] device veth3 left promiscuous mode
[  862.013587] br0: port 2(veth3) entered disabled state