[  447.405894][T17014] sctp: Hash tables configured (bind 32/56)
[  468.006722][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  468.175997][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  468.613863][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  468.668420][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  468.895739][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  469.249936][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  469.418782][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  469.607586][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  469.676302][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  469.871422][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  528.308961][T17650] ip (17650) used greatest stack depth: 24096 bytes left
[  530.912398][T17664] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  530.968683][T17665] br0: port 1(veth0) entered blocking state
[  530.969006][T17665] br0: port 1(veth0) entered disabled state
[  530.969431][T17665] veth0: entered allmulticast mode
[  530.976986][T17665] veth0: entered promiscuous mode
[  531.021241][T17669] br0: port 2(veth1) entered blocking state
[  531.021663][T17669] br0: port 2(veth1) entered disabled state
[  531.021952][T17669] veth1: entered allmulticast mode
[  531.025104][T17669] veth1: entered promiscuous mode
[  531.062606][T17670] br0: port 2(veth1) entered blocking state
[  531.062873][T17670] br0: port 2(veth1) entered forwarding state
[  531.063339][T17670] br0: port 1(veth0) entered blocking state
[  531.063588][T17670] br0: port 1(veth0) entered forwarding state
[  537.479247][T17687] nf_queue (17687) used greatest stack depth: 23200 bytes left
[  543.095194][T17707] nf_queue (17707) used greatest stack depth: 22496 bytes left
[  543.380783][   T71] br0: port 1(veth0) entered disabled state
[  543.384156][   T71] veth0 (unregistering): left allmulticast mode
[  543.384530][   T71] veth0 (unregistering): left promiscuous mode
[  543.384703][   T71] br0: port 1(veth0) entered disabled state
[  543.540401][   T71] br0: port 2(veth1) entered disabled state
[  543.543298][   T71] veth1 (unregistering): left allmulticast mode
[  543.543496][   T71] veth1 (unregistering): left promiscuous mode
[  543.543660][   T71] br0: port 2(veth1) entered disabled state