mm/khugepaged: fix ->anon_vma race
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.1.11 by commit acb08187b5a83cdb9ac4112fae9e18cf983b0128, it was introduced in version v4.8 by commit f3f0e1d2150b2b99da2cbdfaad000089efe9bf30. For more details please see the references link.