[ 1381.084985][    C1] net_ratelimit: 2 callbacks suppressed
[ 1381.085000][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1381.554417][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1381.923537][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1383.091358][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1383.507768][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1449.879031][ T7235] br0: port 1(veth0) entered blocking state
[ 1449.879526][ T7235] br0: port 1(veth0) entered disabled state
[ 1449.879991][ T7235] veth0: entered allmulticast mode
[ 1449.882381][ T7235] veth0: entered promiscuous mode
[ 1449.919180][ T7236] br0: port 2(veth1) entered blocking state
[ 1449.919518][ T7236] br0: port 2(veth1) entered disabled state
[ 1449.920459][ T7236] veth1: entered allmulticast mode
[ 1449.921979][ T7236] veth1: entered promiscuous mode
[ 1449.973644][ T7237] br0: port 2(veth1) entered blocking state
[ 1449.974122][ T7237] br0: port 2(veth1) entered forwarding state
[ 1449.974815][ T7237] br0: port 1(veth0) entered blocking state
[ 1449.975279][ T7237] br0: port 1(veth0) entered forwarding state
[ 1462.374727][   T12] br0: port 1(veth0) entered disabled state
[ 1462.378035][   T12] veth0 (unregistering): left allmulticast mode
[ 1462.378333][   T12] veth0 (unregistering): left promiscuous mode
[ 1462.378624][   T12] br0: port 1(veth0) entered disabled state
[ 1462.501703][   T12] br0: port 2(veth1) entered disabled state
[ 1462.506281][   T12] veth1 (unregistering): left allmulticast mode
[ 1462.506586][   T12] veth1 (unregistering): left promiscuous mode
[ 1462.506867][   T12] br0: port 2(veth1) entered disabled state