gistfile1.txt

# dtrace -q -n 'fbt::tcp_send_rst_chk:entry{self->tcps = (tcp_stack_t *)arg0;} fbt::tcp_send_rst_chk:return/self->tcps/{printf("%s/%p -> %d < %d -> %d\n", zonename, self->tcps, self->tcps->tcps_rst_cnt, self->tcps->tcps_propinfo_tbl[53].u.mpi_uval.mod_propval_ucur, arg1); self->tcps=0; stack();}'

global/ffffff5150d1d400 -> 43 < 40 -> 0

              ip`tcp_xmit_early_reset+0x73
              ip`tcp_xmit_listeners_reset+0x239
              ip`ip_fanout_v4+0xa22
              ip`ip_input_local_v4+0x16e
              ip`ire_recv_local_v4+0x132
              ip`ill_input_short_v4+0x4d6
              ip`ip_input_common_v4+0x372
              ip`ip_input+0x2b
              dls`i_dls_link_rx+0x1cd
              mac`mac_rx_deliver+0x37
              mac`mac_rx_soft_ring_process+0x19a
              mac`mac_rx_srs_proto_fanout+0x29a
              mac`mac_rx_srs_drain+0x363
              mac`mac_rx_srs_process+0x3ce
              mac`mac_rx_classify+0x129
              mac`mac_rx_flow+0x63
              mac`mac_rx_common+0x196
              mac`mac_rx+0xb6
              mac`mac_rx_ring+0x2b
              aggr`aggr_mac_rx+0x25