Description: mm/hugetlb: fix races when looking up a CONT-PTE/PMD size hugetlb page
References:
Notes:
 bwh> Fixing commit says this was introduced in 5.1 by commit 5480280d3f2d
 bwh> "arm64/mm: enable HugeTLB migration for contiguous bit HugeTLB pages".
Bugs:
upstream: released (6.1-rc1) [fac35ba763ed07ba93154c95ffc0c4a55023707f]
5.10-upstream-stable: released (5.10.159) [fccee93eb20d72f5390432ecea7f8c16af88c850]
4.19-upstream-stable: N/A "Vulnerability introduced later"
sid: released (6.0.3-1)
5.10-bullseye-security: released (5.10.162-1)
4.19-buster-security: N/A "Vulnerability introduced later"