[  231.174915] sctp: Hash tables configured (bind 256/256)
[  248.091955] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  248.100938] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  248.235809] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  248.264019] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  248.339818] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  248.447819] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  248.507790] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  248.547782] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  248.826838] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  248.933865] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  295.257450] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  295.262568] br0: port 1(veth0) entered blocking state
[  295.262603] br0: port 1(veth0) entered disabled state
[  295.262639] veth0: entered allmulticast mode
[  295.262696] veth0: entered promiscuous mode
[  295.266469] br0: port 2(veth1) entered blocking state
[  295.266502] br0: port 2(veth1) entered disabled state
[  295.266538] veth1: entered allmulticast mode
[  295.266591] veth1: entered promiscuous mode
[  295.270385] br0: port 2(veth1) entered blocking state
[  295.270420] br0: port 2(veth1) entered forwarding state
[  295.270464] br0: port 1(veth0) entered blocking state
[  295.270491] br0: port 1(veth0) entered forwarding state
[  305.822051] br0: port 1(veth0) entered disabled state
[  305.822287] veth0 (unregistering): left allmulticast mode
[  305.822348] veth0 (unregistering): left promiscuous mode
[  305.822451] br0: port 1(veth0) entered disabled state
[  305.836420] br0: port 2(veth1) entered disabled state
[  305.836646] veth1 (unregistering): left allmulticast mode
[  305.836686] veth1 (unregistering): left promiscuous mode
[  305.836735] br0: port 2(veth1) entered disabled state