Re: [PATCH] mm: folio-compat: fix bug for pagecache_get_page
On Tue, Oct 18, 2022 at 10:36:39PM +0800, Tuo Cao wrote: > The folio returned from __filemap_get_folio may be a NULL, it will > causes the kernel crash when access folio->page.
This is not a bug. &folio->page does not dereference folio but performs pointer arithmetic.