From 6dd85a83068febafd10186e61cfdaa72580eb96f Mon Sep 17 00:00:00 2001 From: Rusty Russell Date: Sun, 26 Jun 2022 14:22:01 +0930 Subject: [PATCH] lightningd: add more information should subd send wrong message. I saw this once, but could not track it down. Signed-off-by: Rusty Russell --- lightningd/subd.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lightningd/subd.c b/lightningd/subd.c index 7dcbb0956bb0..a959eb1d7d36 100644 --- a/lightningd/subd.c +++ b/lightningd/subd.c @@ -836,7 +836,8 @@ void subd_send_msg(struct subd *sd, const u8 *msg_out) u16 type = fromwire_peektype(msg_out); /* FIXME: We should use unique upper bits for each daemon, then * have generate-wire.py add them, just assert here. */ - assert(!strstarts(sd->msgname(type), "INVALID")); + if (strstarts(sd->msgname(type), "INVALID")) + fatal("Sending %s an invalid message %s", sd->name, tal_hex(tmpctx, msg_out)); msg_enqueue(sd->outq, msg_out); }