From 16aa04d663bddfb9f78d5bcdc1b2959bfb571649 Mon Sep 17 00:00:00 2001
From: kib <kib@FreeBSD.org>
Date: Thu, 19 Jul 2018 19:03:18 +0000
Subject: [PATCH] When reporting an error, print the errno value.

Sponsored by:	The FreeBSD Foundation
MFC after:	3 days
---
 sys/kern/imgact_elf.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/kern/imgact_elf.c b/sys/kern/imgact_elf.c
index d5422a15900c..6e6fe9df0225 100644
--- a/sys/kern/imgact_elf.c
+++ b/sys/kern/imgact_elf.c
@@ -861,7 +861,8 @@ __CONCAT(exec_, __elfN(imgact))(struct image_params *imgp)
 				    UIO_SYSSPACE, IO_NODELOCKED, td->td_ucred,
 				    NOCRED, NULL, td);
 				if (error != 0) {
-					uprintf("i/o error PT_INTERP\n");
+					uprintf("i/o error PT_INTERP %d\n",
+					    error);
 					goto ret;
 				}
 				interp_buf[interp_name_len] = '\0';