diff --git a/common/src/tfe_packet_io.cpp b/common/src/tfe_packet_io.cpp
index ea5b691..888b10f 100644
--- a/common/src/tfe_packet_io.cpp
+++ b/common/src/tfe_packet_io.cpp
@@ -1314,6 +1314,7 @@ static int handle_session_opening(struct metadata *meta, struct ctrl_pkt_parser
             }
         }
 
+        tfe_cmsg_dup(parser->cmsg);
         if (tfe_proxy_fds_accept(thread->ref_proxy, fd_downstream, fd_upstream, fd_fake_c, fd_fake_s, parser->cmsg) < 0)
         {
             TFE_LOG_ERROR(logger, "%s: session %lu Failed at tfe_proxy_fds_accept()", LOG_TAG_PKTIO, meta->session_id);
@@ -1391,7 +1392,6 @@ passthrough:
 
     session_table_insert(thread->session_table, s_ctx->session_id, &(s_ctx->c2s_info.tuple4), s_ctx, session_value_free_cb);
     ATOMIC_INC(&(packet_io_fs->session_num));
-    tfe_cmsg_dup(parser->cmsg);
     if (parser->seq_header)
         FREE(&parser->seq_header);
     if (parser->ack_header)