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14 hotfixes. 10 are cc:stable. 11 are for MM.

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Five are DAMON fixes.  One fixes an arm64 contpte bug where DAMON can
 write past the end of a page-table page, resulting in memory corruption
 and possible crashes.
 
 Two are hugetlb fixes.  One fixes an mremap() address calculation bug
 which can panic x86-64.
 
 There's also a missing anon_vma publication barrier which can result in
 hung tasks, and a writeback fix to keep long cgroup writeback drains from
 delaying Tasks-RCU grace periods.
 
 The remainder are smaller fixes and maintenance changes.
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Merge tag 'mm-hotfixes-stable-2026-09-21-17-08' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull MM fixes from Andrew Morton:
 "14 hotfixes.  10 are cc:stable.  11 are for MM.

  Five DAMON fixes: one fixes an arm64 contpte bug where DAMON can write
  past the end of a page-table page, resulting in memory corruption and
  possible crashes.

  Two hugetlb fixes: one fixes an mremap() address calculation bug which
  can panic x86-64.

  There's also a missing anon_vma publication barrier which can result
  in hung tasks, and a writeback fix to keep long cgroup writeback
  drains from delaying Tasks-RCU grace periods.

  The remainder are smaller fixes and maintenance changes"

* tag 'mm-hotfixes-stable-2026-09-21-17-08' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
  MAINTAINERS: update Xu Xin's email
  writeback: report a Tasks-RCU quiescent state per cgwb drain pass
  mm/damon/core: reset invalid quota->charge_target_from
  MAINTAINERS: add Baoquan and Baolin as MGLRU reviewers
  mm/rmap: fix missing barrier between anon_vma init and vma->anon_vma publish
  mm/hugetlb: preserve mremap address delta when skipping page tables
  mm/damon/core: fix unconditionally skip last region
  mm/damon/vaddr: avoid hw-driven pte updates during damon_hugetlb_mkold()
  mm/damon/core: allow esz to be set to zero
  mm/damon/ops-common: use a page-aligned address in damon_ptep_mkold()
  ocfs2: make ocfs2_calc_xattr_init() return void
  mailmap: update Haowen Bai's email address
  selftests/cgroup: account for zswap shrinker writeback
  mm/hugetlb: do not dissolve gigantic pages without runtime support
This commit is contained in:
Linus Torvalds 2026-09-22 10:03:33 -07:00
commit a52a93358a
13 changed files with 121 additions and 51 deletions
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