[  231.520703] sctp: Hash tables configured (bind 256/256)
[  250.116115] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  303.356191] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  303.361355] br0: port 1(veth0) entered blocking state
[  303.361390] br0: port 1(veth0) entered disabled state
[  303.361434] veth0: entered allmulticast mode
[  303.361486] veth0: entered promiscuous mode
[  303.365324] br0: port 2(veth1) entered blocking state
[  303.365390] br0: port 2(veth1) entered disabled state
[  303.365469] veth1: entered allmulticast mode
[  303.365560] veth1: entered promiscuous mode
[  303.369377] br0: port 2(veth1) entered blocking state
[  303.369409] br0: port 2(veth1) entered forwarding state
[  303.369449] br0: port 1(veth0) entered blocking state
[  303.369481] br0: port 1(veth0) entered forwarding state
[  314.020968] br0: port 1(veth0) entered disabled state
[  314.021243] veth0 (unregistering): left allmulticast mode
[  314.021351] veth0 (unregistering): left promiscuous mode
[  314.021415] br0: port 1(veth0) entered disabled state
[  314.035396] br0: port 2(veth1) entered disabled state
[  314.035547] veth1 (unregistering): left allmulticast mode
[  314.035580] veth1 (unregistering): left promiscuous mode
[  314.035611] br0: port 2(veth1) entered disabled state