[ 1321.788508][    C1] net_ratelimit: 2 callbacks suppressed
[ 1321.788516][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1323.512424][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1324.268746][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1324.495790][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 1378.220152][ T7270] br0: port 1(veth0) entered blocking state
[ 1378.220392][ T7270] br0: port 1(veth0) entered disabled state
[ 1378.220620][ T7270] veth0: entered allmulticast mode
[ 1378.222546][ T7270] veth0: entered promiscuous mode
[ 1378.251047][ T7271] br0: port 2(veth1) entered blocking state
[ 1378.251221][ T7271] br0: port 2(veth1) entered disabled state
[ 1378.251393][ T7271] veth1: entered allmulticast mode
[ 1378.252723][ T7271] veth1: entered promiscuous mode
[ 1378.281640][ T7272] br0: port 2(veth1) entered blocking state
[ 1378.281865][ T7272] br0: port 2(veth1) entered forwarding state
[ 1378.282223][ T7272] br0: port 1(veth0) entered blocking state
[ 1378.282426][ T7272] br0: port 1(veth0) entered forwarding state
[ 1389.929900][ T7308] nf_queue (7308) used greatest stack depth: 22768 bytes left
[ 1390.161850][   T12] br0: port 1(veth0) entered disabled state
[ 1390.164392][   T12] veth0 (unregistering): left allmulticast mode
[ 1390.164574][   T12] veth0 (unregistering): left promiscuous mode
[ 1390.164733][   T12] br0: port 1(veth0) entered disabled state
[ 1390.284687][   T12] br0: port 2(veth1) entered disabled state
[ 1390.286896][   T12] veth1 (unregistering): left allmulticast mode
[ 1390.287070][   T12] veth1 (unregistering): left promiscuous mode
[ 1390.287223][   T12] br0: port 2(veth1) entered disabled state