Merge tag 'mm-hotfixes-stable-2025-05-25-00-58' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull hotfixes from Andrew Morton:
 "22 hotfixes.

  13 are cc:stable and the remainder address post-6.14 issues or aren't
  considered necessary for -stable kernels. 19 are for MM"

* tag 'mm-hotfixes-stable-2025-05-25-00-58' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (22 commits)
  mailmap: add Jarkko's employer email address
  mm: fix copy_vma() error handling for hugetlb mappings
  memcg: always call cond_resched() after fn()
  mm/hugetlb: fix kernel NULL pointer dereference when replacing free hugetlb folios
  mm: vmalloc: only zero-init on vrealloc shrink
  mm: vmalloc: actually use the in-place vrealloc region
  alloc_tag: allocate percpu counters for module tags dynamically
  module: release codetag section when module load fails
  mm/cma: make detection of highmem_start more robust
  MAINTAINERS: add mm memory policy section
  MAINTAINERS: add mm ksm section
  kasan: avoid sleepable page allocation from atomic context
  highmem: add folio_test_partial_kmap()
  MAINTAINERS: add hung-task detector section
  taskstats: fix struct taskstats breaks backward compatibility since version 15
  mm/truncate: fix out-of-bounds when doing a right-aligned split
  MAINTAINERS: add mm reclaim section
  MAINTAINERS: update page allocator section
  mm: fix VM_UFFD_MINOR == VM_SHADOW_STACK on USERFAULTFD=y && ARM64_GCS=y
  mm: mmap: map MAP_STACK to VM_NOHUGEPAGE only if THP is enabled
  ...

1 files changed, 62 insertions, 4 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 3c6f9e70ace0..dd844ac8d910 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11106,6 +11106,14 @@ L:	linuxppc-dev@lists.ozlabs.org
 S:	Odd Fixes
 F:	drivers/tty/hvc/
 
+HUNG TASK DETECTOR
+M:	Andrew Morton <akpm@linux-foundation.org>
+R:	Lance Yang <lance.yang@linux.dev>
+L:	linux-kernel@vger.kernel.org
+S:	Maintained
+F:	include/linux/hung_task.h
+F:	kernel/hung_task.c
+
 I2C ACPI SUPPORT
 M:	Mika Westerberg <westeri@kernel.org>
 L:	linux-i2c@vger.kernel.org
@@ -15561,6 +15569,41 @@ W:	http://www.linux-mm.org
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
 F:	mm/gup.c
 
+MEMORY MANAGEMENT - KSM (Kernel Samepage Merging)
+M:	Andrew Morton <akpm@linux-foundation.org>
+M:	David Hildenbrand <david@redhat.com>
+R:	Xu Xin <xu.xin16@zte.com.cn>
+R:	Chengming Zhou <chengming.zhou@linux.dev>
+L:	linux-mm@kvack.org
+S:	Maintained
+W:	http://www.linux-mm.org
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
+F:	Documentation/admin-guide/mm/ksm.rst
+F:	Documentation/mm/ksm.rst
+F:	include/linux/ksm.h
+F:	include/trace/events/ksm.h
+F:	mm/ksm.c
+
+MEMORY MANAGEMENT - MEMORY POLICY AND MIGRATION
+M:	Andrew Morton <akpm@linux-foundation.org>
+M:	David Hildenbrand <david@redhat.com>
+R:	Zi Yan <ziy@nvidia.com>
+R:	Matthew Brost <matthew.brost@intel.com>
+R:	Joshua Hahn <joshua.hahnjy@gmail.com>
+R:	Rakie Kim <rakie.kim@sk.com>
+R:	Byungchul Park <byungchul@sk.com>
+R:	Gregory Price <gourry@gourry.net>
+R:	Ying Huang <ying.huang@linux.alibaba.com>
+L:	linux-mm@kvack.org
+S:	Maintained
+W:	http://www.linux-mm.org
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
+F:	include/linux/mempolicy.h
+F:	include/linux/migrate.h
+F:	mm/mempolicy.c
+F:	mm/migrate.c
+F:	mm/migrate_device.c
+
 MEMORY MANAGEMENT - NUMA MEMBLOCKS AND NUMA EMULATION
 M:	Andrew Morton <akpm@linux-foundation.org>
 M:	Mike Rapoport <rppt@kernel.org>
@@ -15573,7 +15616,7 @@ F:	mm/numa_memblks.c
 
 MEMORY MANAGEMENT - PAGE ALLOCATOR
 M:	Andrew Morton <akpm@linux-foundation.org>
-R:	Vlastimil Babka <vbabka@suse.cz>
+M:	Vlastimil Babka <vbabka@suse.cz>
 R:	Suren Baghdasaryan <surenb@google.com>
 R:	Michal Hocko <mhocko@suse.com>
 R:	Brendan Jackman <jackmanb@google.com>
@@ -15581,10 +15624,25 @@ R:	Johannes Weiner <hannes@cmpxchg.org>
 R:	Zi Yan <ziy@nvidia.com>
 L:	linux-mm@kvack.org
 S:	Maintained
+F:	include/linux/compaction.h
+F:	include/linux/gfp.h
+F:	include/linux/page-isolation.h
 F:	mm/compaction.c
 F:	mm/page_alloc.c
-F:	include/linux/gfp.h
-F:	include/linux/compaction.h
+F:	mm/page_isolation.c
+
+MEMORY MANAGEMENT - RECLAIM
+M:	Andrew Morton <akpm@linux-foundation.org>
+M:	Johannes Weiner <hannes@cmpxchg.org>
+R:	David Hildenbrand <david@redhat.com>
+R:	Michal Hocko <mhocko@kernel.org>
+R:	Qi Zheng <zhengqi.arch@bytedance.com>
+R:	Shakeel Butt <shakeel.butt@linux.dev>
+R:	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
+L:	linux-mm@kvack.org
+S:	Maintained
+F:	mm/pt_reclaim.c
+F:	mm/vmscan.c
 
 MEMORY MANAGEMENT - RMAP (REVERSE MAPPING)
 M:	Andrew Morton <akpm@linux-foundation.org>
@@ -25912,7 +25970,7 @@ F:	tools/testing/vsock/
 
 VMALLOC
 M:	Andrew Morton <akpm@linux-foundation.org>
-R:	Uladzislau Rezki <urezki@gmail.com>
+M:	Uladzislau Rezki <urezki@gmail.com>
 L:	linux-mm@kvack.org
 S:	Maintained
 W:	http://www.linux-mm.org