[  498.089989][T17086] sctp: Hash tables configured (bind 32/56)
[  519.387256][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  519.685665][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  519.759828][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  520.398907][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  520.480551][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  520.646121][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  520.888998][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  521.124661][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  521.628612][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  521.762397][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  582.541102][T17712] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  582.612235][T17714] br0: port 1(veth0) entered blocking state
[  582.613191][T17714] br0: port 1(veth0) entered disabled state
[  582.613828][T17714] veth0: entered allmulticast mode
[  582.615736][T17714] veth0: entered promiscuous mode
[  582.658364][T17717] br0: port 2(veth1) entered blocking state
[  582.658760][T17717] br0: port 2(veth1) entered disabled state
[  582.659085][T17717] veth1: entered allmulticast mode
[  582.660781][T17717] veth1: entered promiscuous mode
[  582.706070][T17718] br0: port 2(veth1) entered blocking state
[  582.706884][T17718] br0: port 2(veth1) entered forwarding state
[  582.708036][T17718] br0: port 1(veth0) entered blocking state
[  582.708728][T17718] br0: port 1(veth0) entered forwarding state
[  589.193279][T17736] nf_queue (17736) used greatest stack depth: 23384 bytes left
[  594.806664][T17754] nf_queue (17754) used greatest stack depth: 22704 bytes left
[  595.153817][   T12] br0: port 1(veth0) entered disabled state
[  595.158215][   T12] veth0 (unregistering): left allmulticast mode
[  595.158826][   T12] veth0 (unregistering): left promiscuous mode
[  595.159160][   T12] br0: port 1(veth0) entered disabled state
[  595.309974][   T12] br0: port 2(veth1) entered disabled state
[  595.316395][   T12] veth1 (unregistering): left allmulticast mode
[  595.316962][   T12] veth1 (unregistering): left promiscuous mode
[  595.317506][   T12] br0: port 2(veth1) entered disabled state