[  453.890656][T17025] sctp: Hash tables configured (bind 32/56)
[  474.055964][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  474.505546][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  474.616973][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  475.012306][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  475.061681][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  475.381880][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  475.821276][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  475.931665][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  476.019363][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  476.146673][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  539.884227][T17749] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  539.946765][T17750] br0: port 1(veth0) entered blocking state
[  539.947247][T17750] br0: port 1(veth0) entered disabled state
[  539.947567][T17750] veth0: entered allmulticast mode
[  539.949213][T17750] veth0: entered promiscuous mode
[  539.989828][T17752] br0: port 2(veth1) entered blocking state
[  539.990211][T17752] br0: port 2(veth1) entered disabled state
[  539.990583][T17752] veth1: entered allmulticast mode
[  539.992248][T17752] veth1: entered promiscuous mode
[  540.028052][T17755] br0: port 2(veth1) entered blocking state
[  540.028449][T17755] br0: port 2(veth1) entered forwarding state
[  540.029093][T17755] br0: port 1(veth0) entered blocking state
[  540.029425][T17755] br0: port 1(veth0) entered forwarding state
[  546.197459][T17773] nf_queue (17773) used greatest stack depth: 23304 bytes left
[  551.828415][T17791] nf_queue (17791) used greatest stack depth: 22944 bytes left
[  552.083655][   T12] br0: port 1(veth0) entered disabled state
[  552.088584][   T12] veth0 (unregistering): left allmulticast mode
[  552.088971][   T12] veth0 (unregistering): left promiscuous mode
[  552.089290][   T12] br0: port 1(veth0) entered disabled state
[  552.223359][   T12] br0: port 2(veth1) entered disabled state
[  552.226489][   T12] veth1 (unregistering): left allmulticast mode
[  552.226818][   T12] veth1 (unregistering): left promiscuous mode
[  552.227126][   T12] br0: port 2(veth1) entered disabled state