From 6398d2e504c5487ce2d0b4d83fe992f3336ffd74 Mon Sep 17 00:00:00 2001
From: "Frank Ch. Eigler" <fche@redhat.com>
Date: Mon, 8 Dec 2025 19:22:48 -0500
Subject: [PATCH] snap

---
 src/stackprof.cxx | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/stackprof.cxx b/src/stackprof.cxx
index 0805abeb..a13f88a4 100644
--- a/src/stackprof.cxx
+++ b/src/stackprof.cxx
@@ -294,7 +294,12 @@ main (int argc, char *argv[])
               close (pipefd[1]); // close write end
               char dummy;
               int rc = read (pipefd[0], &dummy, 1); // block until parent is ready
-              assert (rc == 1);              
+	      if (rc != 1)
+		{
+		  cerr << "ERROR: child sync read failed"
+		       << ": " << strerror(errno) << endl;
+		  exit(1);
+		}
               close (pipefd[0]);
               execvp (argv[remaining], & argv[remaining] /* not +1: child argv[0] included! */ );
               // notreached unless error
-- 
2.47.3