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33d60cd46e734d3ffcf4df0404583ea047362dbf
linux/mm
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Al Viro 1b37ec85ad memcg_write_event_control(): fix a user-triggerable oops 
commit 046667c4d3 upstream.

we are *not* guaranteed that anything past the terminating NUL
is mapped (let alone initialized with anything sane).

Fixes: 0dea116876 ("cgroup: implement eventfd-based generic API for notifications")
Cc: stable@vger.kernel.org
Cc: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-09-04 13:14:50 +02:00
..
kasan
panic: Consolidate open-coded panic_on_warn checks
2023-02-06 07:52:50 +01:00
backing-dev.c
mm: bdi: initialize bdi_min_ratio when bdi is unregistered
2021-12-14 14:49:00 +01:00
balloon_compaction.c
mm/balloon_compaction: suppress allocation warnings
2019-09-04 07:42:01 -04:00
cleancache.c
Merge tag 'driver-core-5.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-07-12 12:24:03 -07:00
cma_debug.c
mm/cma_debug.c: fix the break condition in cma_maxchunk_get()
2019-05-14 09:47:45 -07:00
cma.c
mm/cma: use nth_page() in place of direct struct page manipulation
2023-11-28 16:50:19 +00:00
cma.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
compaction.c
mm, vmscan: prevent infinite loop for costly GFP_NOIO | __GFP_RETRY_MAYFAIL allocations
2024-04-13 12:51:34 +02:00
debug_page_ref.c
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
debug.c
mm/debug.c: always print flags in dump_page()
2020-03-05 16:43:51 +01:00
dmapool.c
mm: security: introduce init_on_alloc=1 and init_on_free=1 boot options
2019-07-12 11:05:46 -07:00
early_ioremap.c
mm/early_ioremap: Fix boot hang with earlyprintk=efi,keep
2017-12-11 14:54:44 +01:00
fadvise.c
fs: Export generic_fadvise()
2019-08-30 22:43:58 -07:00
failslab.c
mm/failslab.c: by default, do not fail allocations with direct reclaim only
2019-07-12 11:05:43 -07:00
filemap.c
mm: allow a controlled amount of unfairness in the page lock
2023-08-30 16:27:26 +02:00
frame_vector.c
v4l2: don't fall back to follow_pfn() if pin_user_pages_fast() fails
2022-12-08 11:23:06 +01:00
frontswap.c
treewide: Remove uninitialized_var() usage
2023-06-09 10:29:01 +02:00
gup_benchmark.c
mm/gup: fix memory leak in __gup_benchmark_ioctl
2020-01-09 10:20:00 +01:00
gup.c
mm/hugetlb: fix races when looking up a CONT-PTE/PMD size hugetlb page
2022-12-19 12:24:15 +01:00
highmem.c
mm: convert totalram_pages and totalhigh_pages variables to atomic
2018-12-28 12:11:47 -08:00
hmm.c
pagewalk: separate function pointers from iterator data
2019-09-07 04:28:04 -03:00
huge_memory.c
mm/thp: check and bail out if page in deferred queue already
2023-03-11 16:44:05 +01:00
hugetlb_cgroup.c
mm: hugetlb: switch to css_tryget() in hugetlb_cgroup_charge_cgroup()
2019-11-15 18:34:00 -08:00
hugetlb.c
mm/hugetlb: fix races when looking up a CONT-PTE/PMD size hugetlb page
2022-12-19 12:24:15 +01:00
hwpoison-inject.c
hwpoison-inject: no need to check return value of debugfs_create functions
2019-06-03 15:39:40 +02:00
init-mm.c
mm/init-mm.c: include <linux/mman.h> for vm_committed_as_batch
2019-10-19 06:32:32 -04:00
internal.h
mm/thp: fix vma_address() if virtual address below file offset
2021-06-30 08:47:52 -04:00
interval_tree.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 248
2019-06-19 17:09:08 +02:00
Kconfig
mm/zsmalloc.c: drop ZSMALLOC_PGTABLE_MAPPING
2020-12-16 10:56:59 +01:00
Kconfig.debug
mm, page_owner, debug_pagealloc: save and dump freeing stack trace
2019-09-24 15:54:08 -07:00
khugepaged.c
mm/khugepaged: fix collapse_pte_mapped_thp() to allow anon_vma
2023-01-24 07:18:01 +01:00
kmemleak-test.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 333
2019-06-05 17:37:06 +02:00
kmemleak.c
Revert "mm: kmemleak: take a full lowmem check in kmemleak_*_phys()"
2022-09-15 12:04:49 +02:00
ksm.c
treewide: Remove uninitialized_var() usage
2023-06-09 10:29:01 +02:00
list_lru.c
mm: list_lru: set shrinker map bit when child nr_items is not zero
2020-12-11 13:23:31 +01:00
maccess.c
uaccess: Add non-pagefault user-space write function
2020-01-17 19:48:40 +01:00
madvise.c
mm: fix madivse_pageout mishandling on non-LRU page
2022-10-05 10:37:43 +02:00
Makefile
mm: silence -Woverride-init/initializer-overrides
2019-09-24 15:54:10 -07:00
memblock.c
Revert "mm: Always release pages to the buddy allocator in memblock_free_late()."
2023-02-22 12:50:39 +01:00
memcontrol.c
memcg_write_event_control(): fix a user-triggerable oops
2024-09-04 13:14:50 +02:00
memfd.c
memfd: fix F_SEAL_WRITE after shmem huge page allocated
2022-03-08 19:07:49 +01:00
memory_hotplug.c
mm/memory_hotplug: use "unsigned long" for PFN in zone_for_pfn_range()
2021-09-22 12:26:43 +02:00
memory-failure.c
mm/memory-failure: fix an incorrect use of tail pages
2024-04-13 12:51:31 +02:00
memory.c
x86/mm/pat: fix VM_PAT handling in COW mappings
2024-04-13 12:51:40 +02:00
mempolicy.c
treewide: Remove uninitialized_var() usage
2023-06-09 10:29:01 +02:00
mempool.c
docs/core-api/mm: fix return value descriptions in mm/
2019-03-05 21:07:20 -08:00
memremap.c
mm/memory_hotplug: shrink zones when offlining memory
2020-01-09 10:19:56 +01:00
memtest.c
memtest: use {READ,WRITE}_ONCE in memory scanning
2024-04-13 12:51:27 +02:00
migrate.c
mm/migrate: set swap entry values of THP tail pages properly.
2024-04-13 12:51:31 +02:00
mincore.c
mm: untag user pointers passed to memory syscalls
2019-09-25 17:51:41 -07:00
mlock.c
mm: untag user pointers passed to memory syscalls
2019-09-25 17:51:41 -07:00
mm_init.c
treewide: Add SPDX license identifier for missed files
2019-05-21 10:50:45 +02:00
mmap.c
mm: Fix TLB flush for not-first PFNMAP mappings in unmap_region()
2022-09-20 12:28:00 +02:00
mmu_context.c
mm: fix kthread_use_mm() vs TLB invalidate
2020-09-03 11:26:51 +02:00
mmu_gather.c
mm/khugepaged: fix GUP-fast interaction by sending IPI
2022-12-14 11:30:42 +01:00
mmu_notifier.c
mm/mmu_notifiers: use the right return code for WARN_ON
2019-11-06 08:47:50 -08:00
mmzone.c
arm: remove CONFIG_ARCH_HAS_HOLES_MEMORYMODEL
2022-05-15 19:54:46 +02:00
mprotect.c
mm, numa: fix bad pmd by atomically check for pmd_trans_huge when marking page tables prot_numa
2020-03-12 13:00:19 +01:00
mremap.c
mm/mremap: hold the rmap lock in write mode when moving page table entries.
2022-08-25 11:17:20 +02:00
msync.c
mm: untag user pointers passed to memory syscalls
2019-09-25 17:51:41 -07:00
nommu.c
x86/mm: split vmalloc_sync_all()
2020-03-25 08:25:58 +01:00
oom_kill.c
oom_kill.c: futex: delay the OOM reaper to allow time for proper futex cleanup
2022-04-27 13:50:48 +02:00
page_alloc.c
mm, vmscan: prevent infinite loop for costly GFP_NOIO | __GFP_RETRY_MAYFAIL allocations
2024-04-13 12:51:34 +02:00
page_counter.c
mm/page_counter.c: fix protection usage propagation
2020-08-21 13:05:27 +02:00
page_ext.c
mm, page_owner: fix off-by-one error in __set_page_owner_handle()
2019-10-14 15:04:00 -07:00
page_idle.c
mm/page_idle.c: fix oops because end_pfn is larger than max_pfn
2019-06-29 16:43:45 +08:00
page_io.c
mm: fix unexpected zeroed page mapping with zram swap
2022-05-12 12:23:48 +02:00
page_isolation.c
mm/memory_hotplug: drain per-cpu pages again during memory offline
2020-09-23 12:40:47 +02:00
page_owner.c
mm/page_owner: change split_page_owner to take a count
2020-10-29 09:57:52 +01:00
page_poison.c
mm/page_poison.c: fix a typo in a comment
2019-09-24 15:54:08 -07:00
page_vma_mapped.c
mm/thp: another PVMW_SYNC fix in page_vma_mapped_walk()
2021-06-30 08:47:55 -04:00
page-writeback.c
mm: avoid overflows in dirty throttling logic
2024-08-19 05:33:42 +02:00
pagewalk.c
mm: pagewalk: Fix race between unmap and page walker
2022-10-15 07:54:36 +02:00
percpu-internal.h
percpu: convert chunk hints to be based on pcpu_block_md
2019-03-13 12:25:31 -07:00
percpu-km.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 428
2019-06-05 17:37:16 +02:00
percpu-stats.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 428
2019-06-05 17:37:16 +02:00
percpu-vm.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 428
2019-06-05 17:37:16 +02:00
percpu.c
treewide: Remove uninitialized_var() usage
2023-06-09 10:29:01 +02:00
pgtable-generic.c
mm/thp: fix __split_huge_pmd_locked() on shmem migration entry
2021-06-30 08:47:52 -04:00
process_vm_access.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
readahead.c
vfs: fix readahead(2) on block devices
2023-11-20 10:30:08 +01:00
rmap.c
mm/rmap: Fix anon_vma->degree ambiguity leading to double-reuse
2022-09-05 10:27:46 +02:00
rodata_test.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441
2019-06-05 17:37:17 +02:00
shmem.c
tmpfs: verify {g,u}id mount options correctly
2023-09-23 10:59:40 +02:00
shuffle.c
mm/shuffle: don't move pages between zones and don't read garbage memmaps
2020-09-03 11:26:51 +02:00
shuffle.h
mm: maintain randomization of page free lists
2019-05-14 19:52:48 -07:00
slab_common.c
mm: slab: fix kmem_cache_create failed when sysfs node not destroyed
2021-07-25 14:35:14 +02:00
slab.c
mm, debug_pagealloc: don't rely on static keys too early
2020-01-23 08:22:40 +01:00
slab.h
mm: kmemleak: slob: respect SLAB_NOLEAKTRACE flag
2021-11-26 10:47:21 +01:00
slob.c
mm, sl[aou]b: guarantee natural alignment for kmalloc(power-of-two)
2019-10-07 15:47:20 -07:00
slub.c
treewide: Remove uninitialized_var() usage
2023-06-09 10:29:01 +02:00
sparse-vmemmap.c
mm/sparsemem: convert kmalloc_section_memmap() to populate_section_memmap()
2019-07-18 17:08:07 -07:00
sparse.c
mm/sparse: add the missing sparse_buffer_fini() in error branch
2021-05-14 09:44:32 +02:00
swap_cgroup.c
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
swap_slots.c
mm, swap, get_swap_pages: use entry_size instead of cluster in parameter
2018-08-22 10:52:44 -07:00
swap_state.c
mm/swap_state: fix a data race in swapin_nr_pages
2020-10-01 13:18:08 +02:00
swap.c
treewide: Remove uninitialized_var() usage
2023-06-09 10:29:01 +02:00
swapfile.c
mm/swap: fix swap_info_struct race between swapoff and get_swap_pages()
2023-04-20 12:07:35 +02:00
truncate.c
mm/thp: unmap_mapping_page() to fix THP truncate_cleanup_page()
2021-06-30 08:47:53 -04:00
usercopy.c
mm/usercopy: return 1 from hardened_usercopy __setup() handler
2022-04-15 14:18:30 +02:00
userfaultfd.c
userfaultfd: fix mmap_changing checking in mfill_atomic_hugetlb
2024-03-01 13:13:33 +01:00
util.c
random: move randomize_page() into mm where it belongs
2022-06-22 14:11:17 +02:00
vmacache.c
mm: get rid of vmacache_flush_all() entirely
2018-09-13 15:18:04 -10:00
vmalloc.c
mm/vunmap: add cond_resched() in vunmap_pmd_range
2020-09-03 11:26:52 +02:00
vmpressure.c
mm/vmpressure.c: fix a signedness bug in vmpressure_register_event()
2019-10-07 15:47:19 -07:00
vmscan.c
mm, vmscan: prevent infinite loop for costly GFP_NOIO | __GFP_RETRY_MAYFAIL allocations
2024-04-13 12:51:34 +02:00
vmstat.c
arm: remove CONFIG_ARCH_HAS_HOLES_MEMORYMODEL
2022-05-15 19:54:46 +02:00
workingset.c
mm: workingset: fix vmstat counters for shadow nodes
2019-08-13 16:06:52 -07:00
z3fold.c
mm/z3fold: fix potential memory leak in z3fold_destroy_pool()
2021-07-14 16:53:47 +02:00
zbud.c
treewide: Add SPDX license identifier for more missed files
2019-05-21 10:50:45 +02:00
zpool.c
zpool: add malloc_support_movable to zpool_driver
2019-09-24 15:54:12 -07:00
zsmalloc.c
zsmalloc: fix races between asynchronous zspage free and page migration
2022-06-06 08:33:50 +02:00
zswap.c
zswap: do not map same object twice
2019-09-24 15:54:12 -07:00