diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index 358f96c75b43..3eca62566d6b 100755
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -36,6 +36,7 @@ my (@stack, $re, $dre, $x, $xs);
 	my $arch = shift;
 	if ($arch eq "") {
 		$arch = `uname -m`;
+		chomp($arch);
 	}
 
 	$x	= "[0-9a-f]";	# hex character
@@ -91,7 +92,7 @@ my (@stack, $re, $dre, $x, $xs);
 		#   0:   00 e8 38 01     LINK 0x4e0;
 		$re = qr/.*[[:space:]]LINK[[:space:]]*(0x$x{1,8})/o;
 	} else {
-		print("wrong or unknown architecture\n");
+		print("wrong or unknown architecture \"$arch\"\n");
 		exit
 	}
 }