[  464.254062][T17029] sctp: Hash tables configured (bind 32/56)
[  485.012674][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  485.353797][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  485.644890][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.124108][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.285213][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.438933][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.688191][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.750903][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.864013][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  487.014226][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  544.723384][T17706] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  544.784057][T17707] br0: port 1(veth0) entered blocking state
[  544.784588][T17707] br0: port 1(veth0) entered disabled state
[  544.784975][T17707] veth0: entered allmulticast mode
[  544.786767][T17707] veth0: entered promiscuous mode
[  544.838741][T17709] br0: port 2(veth1) entered blocking state
[  544.839300][T17709] br0: port 2(veth1) entered disabled state
[  544.839658][T17709] veth1: entered allmulticast mode
[  544.841495][T17709] veth1: entered promiscuous mode
[  544.873665][T17712] br0: port 2(veth1) entered blocking state
[  544.874138][T17712] br0: port 2(veth1) entered forwarding state
[  544.874906][T17712] br0: port 1(veth0) entered blocking state
[  544.875326][T17712] br0: port 1(veth0) entered forwarding state
[  551.319116][T17729] nf_queue (17729) used greatest stack depth: 23544 bytes left
[  551.320249][T17730] nf_queue (17730) used greatest stack depth: 23408 bytes left
[  557.208326][   T70] br0: port 1(veth0) entered disabled state
[  557.213257][   T70] veth0 (unregistering): left allmulticast mode
[  557.213867][   T70] veth0 (unregistering): left promiscuous mode
[  557.214248][   T70] br0: port 1(veth0) entered disabled state
[  557.359689][   T70] br0: port 2(veth1) entered disabled state
[  557.363418][   T70] veth1 (unregistering): left allmulticast mode
[  557.363771][   T70] veth1 (unregistering): left promiscuous mode
[  557.364266][   T70] br0: port 2(veth1) entered disabled state