following up.

Author: devnexen

ext/sockets/sockets.c

@@ -368,9 +368,14 @@ char *sockets_strerror(int error) /* {{{ */
 {
 	const char *buf;
 
+	ZEND_ASSERT(error > INT_MIN);
 #ifndef PHP_WIN32
 	if (error < -10000) {
-		error = -error - 10000;
+		if (error == INT_MIN) {
+			error = 2147473648;
+		} else {
+			error = -error - 10000;
+		}
 
 #ifdef HAVE_HSTRERROR
 		buf = hstrerror(error);

ext/sockets/tests/gh16267.phpt

@@ -18,5 +18,5 @@ try {
 }
 ?>
 --EXPECTF--
-socket_strerror(): Argument #1 ($error_code) must be between %s and %d
-socket_strerror(): Argument #1 ($error_code) must be between %s and %d
+socket_strerror(): Argument #1 ($error_code) must be between %i and %d
+socket_strerror(): Argument #1 ($error_code) must be between %i and %d