[  248.893396] sctp: Hash tables configured (bind 256/256)
[  266.180154] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  268.260172] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  268.470169] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  318.718515] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  318.723566] br0: port 1(veth0) entered blocking state
[  318.723639] br0: port 1(veth0) entered disabled state
[  318.723712] veth0: entered allmulticast mode
[  318.723801] veth0: entered promiscuous mode
[  318.727510] br0: port 2(veth1) entered blocking state
[  318.727554] br0: port 2(veth1) entered disabled state
[  318.727592] veth1: entered allmulticast mode
[  318.727644] veth1: entered promiscuous mode
[  318.731345] br0: port 2(veth1) entered blocking state
[  318.731409] br0: port 2(veth1) entered forwarding state
[  318.731475] br0: port 1(veth0) entered blocking state
[  318.731542] br0: port 1(veth0) entered forwarding state
[  329.376043] br0: port 1(veth0) entered disabled state
[  329.376298] veth0 (unregistering): left allmulticast mode
[  329.376362] veth0 (unregistering): left promiscuous mode
[  329.376424] br0: port 1(veth0) entered disabled state
[  329.391968] br0: port 2(veth1) entered disabled state
[  329.392163] veth1 (unregistering): left allmulticast mode
[  329.392226] veth1 (unregistering): left promiscuous mode
[  329.392292] br0: port 2(veth1) entered disabled state