[  249.174568] sctp: Hash tables configured (bind 256/256)
[  266.234483] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.324851] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.348206] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.356625] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.372367] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.393626] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.550209] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.710267] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.722425] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.726343] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  312.168457] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  312.174069] br0: port 1(veth0) entered blocking state
[  312.174122] br0: port 1(veth0) entered disabled state
[  312.174167] veth0: entered allmulticast mode
[  312.174229] veth0: entered promiscuous mode
[  312.178138] br0: port 2(veth1) entered blocking state
[  312.178176] br0: port 2(veth1) entered disabled state
[  312.178216] veth1: entered allmulticast mode
[  312.178276] veth1: entered promiscuous mode
[  312.182218] br0: port 2(veth1) entered blocking state
[  312.182256] br0: port 2(veth1) entered forwarding state
[  312.182294] br0: port 1(veth0) entered blocking state
[  312.182326] br0: port 1(veth0) entered forwarding state
[  322.720346] br0: port 1(veth0) entered disabled state
[  322.720695] veth0 (unregistering): left allmulticast mode
[  322.720770] veth0 (unregistering): left promiscuous mode
[  322.720871] br0: port 1(veth0) entered disabled state
[  322.737472] br0: port 2(veth1) entered disabled state
[  322.737698] veth1 (unregistering): left allmulticast mode
[  322.737803] veth1 (unregistering): left promiscuous mode
[  322.737906] br0: port 2(veth1) entered disabled state