From 8dc12f5f14b9676df068ba28af87a240b32f0dee Mon Sep 17 00:00:00 2001
From: Victor Julien <vjulien@oisf.net>
Date: Tue, 1 Aug 2023 14:00:54 +0200
Subject: [PATCH] threads: improve spawn failure error reporting

---
 src/tm-threads.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/tm-threads.c b/src/tm-threads.c
index 7bc1172a42..63bf3be19d 100644
--- a/src/tm-threads.c
+++ b/src/tm-threads.c
@@ -1671,7 +1671,8 @@ TmEcode TmThreadSpawn(ThreadVars *tv)
 
     int rc = pthread_create(&tv->t, &attr, tv->tm_func, (void *)tv);
     if (rc) {
-        FatalError("Unable to create thread with pthread_create() is %" PRId32, rc);
+        FatalError("Unable to create thread with pthread_create(): retval %d: %s", rc,
+                strerror(errno));
     }
 
 #if DEBUG && HAVE_PTHREAD_GETATTR_NP