diff --git a/Zend/zend_object_handlers.c b/Zend/zend_object_handlers.c
index e4ae4450b534f..6941a433387a5 100644
--- a/Zend/zend_object_handlers.c
+++ b/Zend/zend_object_handlers.c
@@ -1253,6 +1253,9 @@ ZEND_API zend_function *zend_get_call_trampoline_func(zend_class_entry *ce, zend
 	ZEND_MAP_PTR_INIT(func->run_time_cache, (void***)&dummy);
 	func->scope = fbc->common.scope;
 	/* reserve space for arguments, local and temporary variables */
+	/* last_var is overwritten by zend_ffi_cdata_get_closure() (overlapping
+	 * internal function data) so we need to reset it */
+	func->last_var = 0;
 	func->T = (fbc->type == ZEND_USER_FUNCTION)? MAX(fbc->op_array.last_var + fbc->op_array.T, 2) : 2;
 	func->filename = (fbc->type == ZEND_USER_FUNCTION)? fbc->op_array.filename : ZSTR_EMPTY_ALLOC();
 	func->line_start = (fbc->type == ZEND_USER_FUNCTION)? fbc->op_array.line_start : 0;
diff --git a/ext/ffi/tests/trampoline_reset.phpt b/ext/ffi/tests/trampoline_reset.phpt
new file mode 100644
index 0000000000000..47320d53753ac
--- /dev/null
+++ b/ext/ffi/tests/trampoline_reset.phpt
@@ -0,0 +1,43 @@
+--TEST--
+Test
+--EXTENSIONS--
+ffi
+--SKIPIF--
+<?php
+try {
+    $libc = FFI::cdef("int printf(const char *format, ...);", "libc.so.6");
+} catch (Throwable $_) {
+    die('skip libc.so.6 not available');
+}
+?>
+--INI--
+ffi.enable=1
+--FILE--
+<?php
+class Test
+{
+	public static function __callStatic($name, $args)
+	{
+		echo "$name called\n";
+	}
+}
+
+$header = '
+typedef struct _IO_FILE FILE;
+extern FILE *stdout;
+int fprintf(FILE *, const char *, ...);
+int fflush(FILE *);
+';
+$ffi = FFI::cdef($header, 'libc.so.6');
+
+Test::foo();
+Test::bar();
+$ffi->fprintf($ffi->stdout, "FFI\n");
+$ffi->fflush($ffi->stdout);
+Test::baz();
+?>
+--EXPECT--
+foo called
+bar called
+FFI
+baz called