[  228.988120] sctp: Hash tables configured (bind 256/256)
[  246.057746] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  246.066762] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  246.068692] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  246.206815] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  246.414836] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  246.565719] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  246.647764] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  246.709723] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  246.749905] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  246.812783] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  294.197796] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  294.202830] br0: port 1(veth0) entered blocking state
[  294.202880] br0: port 1(veth0) entered disabled state
[  294.202921] veth0: entered allmulticast mode
[  294.202977] veth0: entered promiscuous mode
[  294.206685] br0: port 2(veth1) entered blocking state
[  294.206731] br0: port 2(veth1) entered disabled state
[  294.206768] veth1: entered allmulticast mode
[  294.206818] veth1: entered promiscuous mode
[  294.210470] br0: port 2(veth1) entered blocking state
[  294.210503] br0: port 2(veth1) entered forwarding state
[  294.210542] br0: port 1(veth0) entered blocking state
[  294.210575] br0: port 1(veth0) entered forwarding state
[  304.802706] br0: port 1(veth0) entered disabled state
[  304.802940] veth0 (unregistering): left allmulticast mode
[  304.802985] veth0 (unregistering): left promiscuous mode
[  304.803017] br0: port 1(veth0) entered disabled state
[  304.817424] br0: port 2(veth1) entered disabled state
[  304.817628] veth1 (unregistering): left allmulticast mode
[  304.817674] veth1 (unregistering): left promiscuous mode
[  304.817705] br0: port 2(veth1) entered disabled state