On Tue, Aug 23, 2022 at 01:51:02PM +0300, Leon Romanovsky wrote: > index 90c85b17bf69..8a9e92068b15 100644 > --- a/kernel/fork.c > +++ b/kernel/fork.c > @@ -1225,6 +1225,7 @@ void mmput_async(struct mm_struct *mm) > schedule_work(&mm->async_put_work); > } > } > +EXPORT_SYMBOL_GPL(mmput_async); > #endif This needs to be cc'd to more lists Jason