[  249.231928] sctp: Hash tables configured (bind 256/256)
[  266.300516] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.311166] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.343791] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.362787] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.385322] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.456924] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.483961] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.594104] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.751119] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  266.789418] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  312.635614] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  312.641182] br0: port 1(veth0) entered blocking state
[  312.641223] br0: port 1(veth0) entered disabled state
[  312.641247] veth0: entered allmulticast mode
[  312.641292] veth0: entered promiscuous mode
[  312.645323] br0: port 2(veth1) entered blocking state
[  312.645353] br0: port 2(veth1) entered disabled state
[  312.645397] veth1: entered allmulticast mode
[  312.645440] veth1: entered promiscuous mode
[  312.649465] br0: port 2(veth1) entered blocking state
[  312.649494] br0: port 2(veth1) entered forwarding state
[  312.649520] br0: port 1(veth0) entered blocking state
[  312.649546] br0: port 1(veth0) entered forwarding state
[  323.232459] br0: port 1(veth0) entered disabled state
[  323.232651] veth0 (unregistering): left allmulticast mode
[  323.232681] veth0 (unregistering): left promiscuous mode
[  323.232712] br0: port 1(veth0) entered disabled state
[  323.247240] br0: port 2(veth1) entered disabled state
[  323.247420] veth1 (unregistering): left allmulticast mode
[  323.247450] veth1 (unregistering): left promiscuous mode
[  323.247482] br0: port 2(veth1) entered disabled state