[  464.074091][T16973] sctp: Hash tables configured (bind 32/56)
[  485.685595][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.224683][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.412963][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.521053][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.627813][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  487.020286][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  487.167264][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  487.926316][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  488.466481][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  488.640639][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  546.234393][T17547] socat (17547) used greatest stack depth: 23168 bytes left
[  549.849231][T17589] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  549.907988][T17590] br0: port 1(veth0) entered blocking state
[  549.908472][T17590] br0: port 1(veth0) entered disabled state
[  549.909151][T17590] veth0: entered allmulticast mode
[  549.910931][T17590] veth0: entered promiscuous mode
[  549.968513][T17591] br0: port 2(veth1) entered blocking state
[  549.968946][T17591] br0: port 2(veth1) entered disabled state
[  549.969313][T17591] veth1: entered allmulticast mode
[  549.971675][T17591] veth1: entered promiscuous mode
[  550.016337][T17595] br0: port 2(veth1) entered blocking state
[  550.017059][T17595] br0: port 2(veth1) entered forwarding state
[  550.017933][T17595] br0: port 1(veth0) entered blocking state
[  550.018273][T17595] br0: port 1(veth0) entered forwarding state
[  556.431511][T17613] nf_queue (17613) used greatest stack depth: 22704 bytes left
[  562.856254][   T12] br0: port 1(veth0) entered disabled state
[  562.861173][   T12] veth0 (unregistering): left allmulticast mode
[  562.861670][   T12] veth0 (unregistering): left promiscuous mode
[  562.862235][   T12] br0: port 1(veth0) entered disabled state
[  563.025220][   T12] br0: port 2(veth1) entered disabled state
[  563.030057][   T12] veth1 (unregistering): left allmulticast mode
[  563.030393][   T12] veth1 (unregistering): left promiscuous mode
[  563.030725][   T12] br0: port 2(veth1) entered disabled state