[  459.850297][T16990] sctp: Hash tables configured (bind 32/56)
[  480.194857][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  480.373744][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  480.642949][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  480.935804][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  480.984580][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  481.109616][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  481.331379][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  481.541960][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  481.660766][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  481.777329][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  539.965824][T17666] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  540.029437][T17667] br0: port 1(veth0) entered blocking state
[  540.030170][T17667] br0: port 1(veth0) entered disabled state
[  540.030525][T17667] veth0: entered allmulticast mode
[  540.032222][T17667] veth0: entered promiscuous mode
[  540.066018][T17671] br0: port 2(veth1) entered blocking state
[  540.066390][T17671] br0: port 2(veth1) entered disabled state
[  540.066781][T17671] veth1: entered allmulticast mode
[  540.068537][T17671] veth1: entered promiscuous mode
[  540.110377][T17672] br0: port 2(veth1) entered blocking state
[  540.110886][T17672] br0: port 2(veth1) entered forwarding state
[  540.111585][T17672] br0: port 1(veth0) entered blocking state
[  540.111919][T17672] br0: port 1(veth0) entered forwarding state
[  546.183238][T17690] nf_queue (17690) used greatest stack depth: 23440 bytes left
[  546.671696][T17691] nf_queue (17691) used greatest stack depth: 23304 bytes left
[  552.588112][   T12] br0: port 1(veth0) entered disabled state
[  552.592688][   T12] veth0 (unregistering): left allmulticast mode
[  552.593216][   T12] veth0 (unregistering): left promiscuous mode
[  552.593604][   T12] br0: port 1(veth0) entered disabled state
[  552.767018][   T12] br0: port 2(veth1) entered disabled state
[  552.771001][   T12] veth1 (unregistering): left allmulticast mode
[  552.771454][   T12] veth1 (unregistering): left promiscuous mode
[  552.771909][   T12] br0: port 2(veth1) entered disabled state