[ 1234.453115][    C0] net_ratelimit: 2 callbacks suppressed
[ 1234.453122][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1235.306507][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1235.903003][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1236.538572][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1300.668856][ T4681] br0: port 1(veth0) entered blocking state
[ 1300.669200][ T4681] br0: port 1(veth0) entered disabled state
[ 1300.669522][ T4681] veth0: entered allmulticast mode
[ 1300.671078][ T4681] veth0: entered promiscuous mode
[ 1300.706188][ T4682] br0: port 2(veth1) entered blocking state
[ 1300.706544][ T4682] br0: port 2(veth1) entered disabled state
[ 1300.706929][ T4682] veth1: entered allmulticast mode
[ 1300.708494][ T4682] veth1: entered promiscuous mode
[ 1300.745631][ T4683] br0: port 2(veth1) entered blocking state
[ 1300.745977][ T4683] br0: port 2(veth1) entered forwarding state
[ 1300.746439][ T4683] br0: port 1(veth0) entered blocking state
[ 1300.746754][ T4683] br0: port 1(veth0) entered forwarding state
[ 1306.994894][ T4700] nf_queue (4700) used greatest stack depth: 22592 bytes left
[ 1312.908855][   T12] br0: port 1(veth0) entered disabled state
[ 1312.911597][   T12] veth0 (unregistering): left allmulticast mode
[ 1312.912562][   T12] veth0 (unregistering): left promiscuous mode
[ 1312.912924][   T12] br0: port 1(veth0) entered disabled state
[ 1313.035154][   T12] br0: port 2(veth1) entered disabled state
[ 1313.038945][   T12] veth1 (unregistering): left allmulticast mode
[ 1313.039264][   T12] veth1 (unregistering): left promiscuous mode
[ 1313.039580][   T12] br0: port 2(veth1) entered disabled state