On Thu, Nov 21, 2024 at 09:41:13PM +0900, Jeongjun Park wrote: > vma_adjust_trans_huge() uses find_vma() to get the VMA, but find_vma() uses > the returned pointer without any verification, even though it may return NULL. > In this case, NULL pointer dereference may occur, so to prevent this, > vma_adjust_trans_huge() should be fix to verify the return value of find_vma(). I don't think we should change anything here.