[  454.413670][T17021] sctp: Hash tables configured (bind 32/56)
[  475.259950][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  475.593753][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  475.823236][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  476.111642][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  477.070645][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  477.349741][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  477.570668][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  477.754543][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  477.964886][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  478.189275][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  534.535543][T17624] socat (17624) used greatest stack depth: 22880 bytes left
[  545.709136][T17706] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  545.794816][T17707] br0: port 1(veth0) entered blocking state
[  545.795273][T17707] br0: port 1(veth0) entered disabled state
[  545.795593][T17707] veth0: entered allmulticast mode
[  545.797264][T17707] veth0: entered promiscuous mode
[  545.841214][T17711] br0: port 2(veth1) entered blocking state
[  545.841574][T17711] br0: port 2(veth1) entered disabled state
[  545.841965][T17711] veth1: entered allmulticast mode
[  545.843598][T17711] veth1: entered promiscuous mode
[  545.876540][T17712] br0: port 2(veth1) entered blocking state
[  545.876976][T17712] br0: port 2(veth1) entered forwarding state
[  545.877563][T17712] br0: port 1(veth0) entered blocking state
[  545.877888][T17712] br0: port 1(veth0) entered forwarding state
[  558.275185][   T12] br0: port 1(veth0) entered disabled state
[  558.278783][   T12] veth0 (unregistering): left allmulticast mode
[  558.280049][   T12] veth0 (unregistering): left promiscuous mode
[  558.280376][   T12] br0: port 1(veth0) entered disabled state
[  558.464742][   T12] br0: port 2(veth1) entered disabled state
[  558.472321][   T12] veth1 (unregistering): left allmulticast mode
[  558.472698][   T12] veth1 (unregistering): left promiscuous mode
[  558.473074][   T12] br0: port 2(veth1) entered disabled state