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The following changes since commit 9448598b22c50c8a5bb77a9103e2d49f134c9578: Linux 6.19-rc2 (2025-12-21 15:52:04 -0800) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm tags/mm-hotfixes-stable-2025-12-28-21-50 for you to fetch changes up to d6b5a8d6f142ad0a8e45181f06e70b4746c4abc3: mm/ksm: fix pte_unmap_unlock of wrong address in break_ksm_pmd_entry (2025-12-23 11:23:17 -0800) ---------------------------------------------------------------- 27 hotfixes. 12 are cc:stable, 18 are MM. There's a three patch series from Jiayuan Chen which fixes some issues with KASAN and vmalloc. Apart from that it's the usual shower of singletons - please see the respective changelogs for details. ---------------------------------------------------------------- Akinobu Mita (1): mm/damon/vaddr: fix missing pte_unmap_unlock in damos_va_migrate_pmd_entry() Alexander Gordeev (1): mm/page_alloc: change all pageblocks migrate type on coalescing Alice Ryhl (1): rust: maple_tree: rcu_read_lock() in destructor to silence lockdep Andrew Morton (1): genalloc.h: fix htmldocs warning Ankit Agrawal (1): mm: fixup pfnmap memory failure handling to use pgoff Bartosz Golaszewski (2): mailmap: update entry for Bartosz Golaszewski MAINTAINERS: update one straggling entry for Bartosz Golaszewski Bijan Tabatabai (1): mm: consider non-anon swap cache folios in folio_expected_ref_count() Dan Williams (1): MAINTAINERS: notify the "Device Memory" community of memory hotplug changes Jiayuan Chen (1): mm/kasan: fix incorrect unpoisoning in vrealloc for KASAN John Groves (1): mm/memremap: fix spurious large folio warning for FS-DAX Joshua Hahn (1): mm/page_alloc: report 1 as zone_batchsize for !CONFIG_MMU Kaushlendra Kumar (1): tools/mm/page_owner_sort: fix timestamp comparison for stable sorting Maciej Wieczor-Retman (2): kasan: refactor pcpu kasan vmalloc unpoison kasan: unpoison vms[area] addresses with a common tag Matthew Wilcox (Oracle) (1): idr: fix idr_alloc() returning an ID out of range Mike Rapoport (Microsoft) (1): MAINTAINERS: add Mike Rapoport as maintainer for userfaultfd Pingfan Liu (2): kernel/kexec: change the prototype of kimage_map_segment() kernel/kexec: fix IMA when allocation happens in CMA area Pratyush Yadav (1): MAINTAINERS: add ABI headers to KHO and LIVE UPDATE Ran Xiaokai (1): mm/page_owner: fix memory leak in page_owner_stack_fops->release() Randy Dunlap (2): mm: leafops.h: correct kernel-doc function param. names sparse: update MAINTAINERS info Sasha Levin (1): mm/ksm: fix pte_unmap_unlock of wrong address in break_ksm_pmd_entry Shakeel Butt (1): mm: memcg: fix unit conversion for K() macro in OOM log Wake Liu (1): selftests/mm: fix thread state check in uffd-unit-tests WangYuli (1): .mailmap: remove one of the entries for WangYuli .mailmap | 4 ++-- MAINTAINERS | 8 +++++-- include/linux/genalloc.h | 1 + include/linux/kasan.h | 16 ++++++++++++++ include/linux/kexec.h | 4 ++-- include/linux/leafops.h | 4 ++-- include/linux/memory-failure.h | 2 ++ include/linux/mm.h | 8 +++---- kernel/kexec_core.c | 16 ++++++++++---- lib/idr.c | 2 ++ mm/damon/vaddr.c | 2 +- mm/kasan/common.c | 32 ++++++++++++++++++++++++++++ mm/kasan/hw_tags.c | 2 +- mm/kasan/shadow.c | 4 +++- mm/ksm.c | 2 +- mm/memcontrol.c | 4 ++-- mm/memory-failure.c | 29 +++++++++++++++---------- mm/memremap.c | 2 -- mm/page_alloc.c | 26 +++++++++++----------- mm/page_owner.c | 2 +- mm/vmalloc.c | 8 +++---- rust/kernel/maple_tree.rs | 11 +++++++++- security/integrity/ima/ima_kexec.c | 4 +--- tools/mm/page_owner_sort.c | 6 +++++- tools/testing/radix-tree/idr-test.c | 21 ++++++++++++++++++ tools/testing/selftests/mm/uffd-unit-tests.c | 2 +- 26 files changed, 163 insertions(+), 59 deletions(-)