[  244.326137] sctp: Hash tables configured (bind 256/256)
[  261.425237] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.430373] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.443459] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.457889] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.461806] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.496576] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.528597] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.676562] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.932437] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.971627] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  308.497461] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  308.502733] br0: port 1(veth0) entered blocking state
[  308.502768] br0: port 1(veth0) entered disabled state
[  308.502804] veth0: entered allmulticast mode
[  308.502866] veth0: entered promiscuous mode
[  308.506583] br0: port 2(veth1) entered blocking state
[  308.506617] br0: port 2(veth1) entered disabled state
[  308.506646] veth1: entered allmulticast mode
[  308.506695] veth1: entered promiscuous mode
[  308.510318] br0: port 2(veth1) entered blocking state
[  308.510357] br0: port 2(veth1) entered forwarding state
[  308.510396] br0: port 1(veth0) entered blocking state
[  308.510433] br0: port 1(veth0) entered forwarding state
[  319.131533] br0: port 1(veth0) entered disabled state
[  319.131775] veth0 (unregistering): left allmulticast mode
[  319.131815] veth0 (unregistering): left promiscuous mode
[  319.131850] br0: port 1(veth0) entered disabled state
[  319.146564] br0: port 2(veth1) entered disabled state
[  319.146813] veth1 (unregistering): left allmulticast mode
[  319.146853] veth1 (unregistering): left promiscuous mode
[  319.146878] br0: port 2(veth1) entered disabled state