Linus, please merge this batch of hotfixes, thanks. The following changes since commit 42f7652d3eb527d03665b09edac47f85fb600924: Linux 6.12-rc4 (2024-10-20 15:19:38 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm tags/mm-hotfixes-stable-2024-10-28-20-32 for you to fetch changes up to d7adb730fe497970555350e496478b243b5c7ec5: mm: avoid unconditional one-tick sleep when swapcache_prepare fails (2024-10-25 17:14:18 -0700) ---------------------------------------------------------------- 23 hotfixes. 13 are cc:stable. 15 are MM and 8 are non-MM. No particular theme here - mainly singletons, a couple of doubletons. Please see the changelogs. ---------------------------------------------------------------- Barry Song (1): mm: avoid unconditional one-tick sleep when swapcache_prepare fails David Hildenbrand (1): mm/pagewalk: fix usage of pmd_leaf()/pud_leaf() without present check Edward Adam Davis (1): ocfs2: pass u64 to ocfs2_truncate_inline maybe overflow Edward Liaw (3): Revert "selftests/mm: fix deadlock for fork after pthread_create on ARM" Revert "selftests/mm: replace atomic_bool with pthread_barrier_t" selftests/mm: fix deadlock for fork after pthread_create with atomic_bool Gregory Price (1): resource,kexec: walk_system_ram_res_rev must retain resource flags Huang Ying (1): resource: remove dependency on SPARSEMEM from GET_FREE_REGION Jann Horn (1): mm: mark mas allocation in vms_abort_munmap_vmas as __GFP_NOFAIL Jeff Xu (1): mseal: update mseal.rst Jeongjun Park (1): mm: shmem: fix data-race in shmem_getattr() John Hubbard (2): mm/gup: stop leaking pinned pages in low memory conditions mm/gup: memfd: stop leaking pinned pages in low memory conditions Kirill A. Shutemov (1): mm: split critical region in remap_file_pages() and invoke LSMs in between Liam R. Howlett (1): mm/mmap: fix race in mmap_region() with ftruncate() Lorenzo Stoakes (4): fork: do not invoke uffd on fork if error occurs fork: only invoke khugepaged, ksm hooks if no error mm/vma: add expand-only VMA merge mode and optimise do_brk_flags() tools: testing: add expand-only mode VMA test Matt Fleming (1): mm/page_alloc: let GFP_ATOMIC order-0 allocs access highatomic reserves Nobuhiro Iwamatsu (1): mm: numa_clear_kernel_node_hotplug: Add NUMA_NO_NODE check for node id Ryusuke Konishi (1): nilfs2: fix kernel bug due to missing clearing of checked flag Sabyrzhan Tasbolatov (1): x86/traps: move kmsan check after instrumentation_begin Documentation/userspace-api/mseal.rst | 307 +++++++++++++-------------- arch/x86/kernel/traps.c | 12 +- fs/nilfs2/page.c | 1 + fs/ocfs2/file.c | 8 + fs/userfaultfd.c | 28 +++ include/linux/ksm.h | 10 +- include/linux/userfaultfd_k.h | 5 + kernel/fork.c | 12 +- kernel/resource.c | 4 +- mm/Kconfig | 1 - mm/gup.c | 52 +++-- mm/memory.c | 15 +- mm/mmap.c | 84 ++++++-- mm/numa_memblks.c | 2 +- mm/page_alloc.c | 10 +- mm/pagewalk.c | 16 +- mm/shmem.c | 2 + mm/vma.c | 23 +- mm/vma.h | 26 ++- tools/testing/selftests/mm/uffd-common.c | 5 +- tools/testing/selftests/mm/uffd-common.h | 3 +- tools/testing/selftests/mm/uffd-unit-tests.c | 24 +-- tools/testing/vma/vma.c | 40 ++++ 23 files changed, 419 insertions(+), 271 deletions(-)