diff --git a/NEWS b/NEWS
index bc132d46337..c14ea1cc873 100644
--- a/NEWS
+++ b/NEWS
@@ -11,6 +11,8 @@ PHP                                                                        NEWS
     (Dmitry, Laruence)
   . Fixed bug #63976 (Parent class incorrectly using child constant in class
     property). (Dmitry)
+  . Fixed bug #63914 (zend_do_fcall_common_helper_SPEC does not handle
+    exceptions properly). (Jeff Welch)
   . Fixed bug #62343 (Show class_alias In get_declared_classes()) (Dmitry)
 
 - PCRE:
diff --git a/Zend/zend_vm_def.h b/Zend/zend_vm_def.h
index e5cdd1d1fbd..ffa94a18625 100644
--- a/Zend/zend_vm_def.h
+++ b/Zend/zend_vm_def.h
@@ -2657,11 +2657,6 @@ ZEND_VM_HELPER(zend_do_fcall_common_helper, ANY, ANY)
 	if (fbc->type == ZEND_INTERNAL_FUNCTION) {
 		temp_variable *ret = &EX_T(opline->result.var);
 
-		MAKE_STD_ZVAL(ret->var.ptr);
-		ZVAL_NULL(ret->var.ptr);
-		ret->var.ptr_ptr = &ret->var.ptr;
-		ret->var.fcall_returned_reference = (fbc->common.fn_flags & ZEND_ACC_RETURN_REFERENCE) != 0;
-
 		if (fbc->common.arg_info) {
 			zend_uint i=0;
 			zval **p = (zval**)EX(function_state).arguments;
@@ -2673,15 +2668,22 @@ ZEND_VM_HELPER(zend_do_fcall_common_helper, ANY, ANY)
 			}
 		}
 
-		if (!zend_execute_internal) {
-			/* saves one function call if zend_execute_internal is not used */
-			fbc->internal_function.handler(opline->extended_value, ret->var.ptr, (fbc->common.fn_flags & ZEND_ACC_RETURN_REFERENCE) ? &ret->var.ptr : NULL, EX(object), RETURN_VALUE_USED(opline) TSRMLS_CC);
-		} else {
-			zend_execute_internal(EXECUTE_DATA, RETURN_VALUE_USED(opline) TSRMLS_CC);
-		}
+		if (EXPECTED(EG(exception) == NULL)) {
+			MAKE_STD_ZVAL(ret->var.ptr);
+			ZVAL_NULL(ret->var.ptr);
+			ret->var.ptr_ptr = &ret->var.ptr;
+			ret->var.fcall_returned_reference = (fbc->common.fn_flags & ZEND_ACC_RETURN_REFERENCE) != 0;
 
-		if (!RETURN_VALUE_USED(opline)) {
-			zval_ptr_dtor(&ret->var.ptr);
+			if (!zend_execute_internal) {
+				/* saves one function call if zend_execute_internal is not used */
+				fbc->internal_function.handler(opline->extended_value, ret->var.ptr, (fbc->common.fn_flags & ZEND_ACC_RETURN_REFERENCE) ? &ret->var.ptr : NULL, EX(object), RETURN_VALUE_USED(opline) TSRMLS_CC);
+			} else {
+				zend_execute_internal(EXECUTE_DATA, RETURN_VALUE_USED(opline) TSRMLS_CC);
+			}
+
+			if (!RETURN_VALUE_USED(opline)) {
+				zval_ptr_dtor(&ret->var.ptr);
+			}
 		}
 	} else if (fbc->type == ZEND_USER_FUNCTION) {
 		EX(original_return_value) = EG(return_value_ptr_ptr);
diff --git a/Zend/zend_vm_execute.h b/Zend/zend_vm_execute.h
index 97e5a8e93fd..1860a0f9baa 100644
--- a/Zend/zend_vm_execute.h
+++ b/Zend/zend_vm_execute.h
@@ -621,11 +621,6 @@ static int ZEND_FASTCALL zend_do_fcall_common_helper_SPEC(ZEND_OPCODE_HANDLER_AR
 	if (fbc->type == ZEND_INTERNAL_FUNCTION) {
 		temp_variable *ret = &EX_T(opline->result.var);
 
-		MAKE_STD_ZVAL(ret->var.ptr);
-		ZVAL_NULL(ret->var.ptr);
-		ret->var.ptr_ptr = &ret->var.ptr;
-		ret->var.fcall_returned_reference = (fbc->common.fn_flags & ZEND_ACC_RETURN_REFERENCE) != 0;
-
 		if (fbc->common.arg_info) {
 			zend_uint i=0;
 			zval **p = (zval**)EX(function_state).arguments;
@@ -637,15 +632,22 @@ static int ZEND_FASTCALL zend_do_fcall_common_helper_SPEC(ZEND_OPCODE_HANDLER_AR
 			}
 		}
 
-		if (!zend_execute_internal) {
-			/* saves one function call if zend_execute_internal is not used */
-			fbc->internal_function.handler(opline->extended_value, ret->var.ptr, (fbc->common.fn_flags & ZEND_ACC_RETURN_REFERENCE) ? &ret->var.ptr : NULL, EX(object), RETURN_VALUE_USED(opline) TSRMLS_CC);
-		} else {
-			zend_execute_internal(execute_data, RETURN_VALUE_USED(opline) TSRMLS_CC);
-		}
+		if (EXPECTED(EG(exception) == NULL)) {
+			MAKE_STD_ZVAL(ret->var.ptr);
+			ZVAL_NULL(ret->var.ptr);
+			ret->var.ptr_ptr = &ret->var.ptr;
+			ret->var.fcall_returned_reference = (fbc->common.fn_flags & ZEND_ACC_RETURN_REFERENCE) != 0;
 
-		if (!RETURN_VALUE_USED(opline)) {
-			zval_ptr_dtor(&ret->var.ptr);
+			if (!zend_execute_internal) {
+				/* saves one function call if zend_execute_internal is not used */
+				fbc->internal_function.handler(opline->extended_value, ret->var.ptr, (fbc->common.fn_flags & ZEND_ACC_RETURN_REFERENCE) ? &ret->var.ptr : NULL, EX(object), RETURN_VALUE_USED(opline) TSRMLS_CC);
+			} else {
+				zend_execute_internal(execute_data, RETURN_VALUE_USED(opline) TSRMLS_CC);
+			}
+
+			if (!RETURN_VALUE_USED(opline)) {
+				zval_ptr_dtor(&ret->var.ptr);
+			}
 		}
 	} else if (fbc->type == ZEND_USER_FUNCTION) {
 		EX(original_return_value) = EG(return_value_ptr_ptr);