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Andrey Konovalov c20e3feadd kasan: improve kasan_non_canonical_hook 
Make kasan_non_canonical_hook to be more sure in its report (i.e.  say
"probably" instead of "maybe") if the address belongs to the shadow memory
region for kernel addresses.

Also use the kasan_shadow_to_mem helper to calculate the original address.

Also improve the comments in kasan_non_canonical_hook.

Link: https://lkml.kernel.org/r/af94ef3cb26f8c065048b3158d9f20f6102bfaaa.1703188911.git.andreyknvl@google.com
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Marco Elver <elver@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-12-29 11:58:44 -08:00
..
damon
mm/damon/core-test: test max_nr_accesses overflow caused divide-by-zero
2023-12-20 14:48:13 -08:00
kasan
kasan: improve kasan_non_canonical_hook
2023-12-29 11:58:44 -08:00
kfence
LoongArch changes for v6.6
2023-09-08 12:16:52 -07:00
kmsan
kmsan: use stack_depot_save instead of __stack_depot_save
2023-12-10 16:51:46 -08:00
backing-dev.c
writeback: remove redundant checks for root memcg
2023-08-21 13:37:48 -07:00
balloon_compaction.c
…
bootmem_info.c
bootmem: use kmemleak_free_part_phys in put_page_bootmem
2023-10-25 16:47:13 -07:00
cma_debug.c
…
cma_sysfs.c
mm: cma: make kobj_type structure constant
2023-03-28 16:20:06 -07:00
cma.c
mm: cma: remove unnecessary initialization of ret
2023-12-12 10:57:08 -08:00
cma.h
…
compaction.c
mm: compaction: avoid fast_isolate_freepages blindly choose improper pageblock
2023-12-12 10:57:08 -08:00
debug_page_alloc.c
mm: page_alloc: split out DEBUG_PAGEALLOC
2023-06-09 16:25:23 -07:00
debug_page_ref.c
…
debug_vm_pgtable.c
mm: fix multiple typos in multiple files
2023-10-25 16:47:14 -07:00
debug.c
mm: update validate_mm() to use vma iterator
2023-06-09 16:25:31 -07:00
dmapool_test.c
dmapool: add alloc/free performance test
2023-04-05 19:42:38 -07:00
dmapool.c
dmapool: create/destroy cleanup
2023-06-09 16:25:17 -07:00
early_ioremap.c
mm/early_ioremap.c: improve the execution efficiency of early_ioremap_setup()
2023-06-09 16:25:56 -07:00
fadvise.c
mm: remove unnecessary pagevec includes
2023-06-23 16:59:31 -07:00
fail_page_alloc.c
mm: page_alloc: split out FAIL_PAGE_ALLOC
2023-06-09 16:25:23 -07:00
failslab.c
…
filemap.c
sync mm-stable with mm-hotfixes-stable to pick up depended-upon changes
2023-12-20 14:47:18 -08:00
folio-compat.c
mm: remove page_add_new_anon_rmap and lru_cache_add_inactive_or_unevictable
2023-12-29 11:58:27 -08:00
gup_test.c
Merge mm-hotfixes-stable into mm-stable to pick up depended-upon changes.
2023-06-23 16:58:19 -07:00
gup_test.h
…
gup.c
mm/gup: fix follow_devmap_p[mu]d() on page==NULL handling
2023-12-10 16:51:52 -08:00
highmem.c
mm: ptep_get() conversion
2023-06-19 16:19:25 -07:00
hmm.c
mm: enable page walking API to lock vmas during the walk
2023-08-21 13:07:20 -07:00
huge_memory.c
userfaultfd: UFFDIO_MOVE uABI
2023-12-29 11:58:24 -08:00
hugetlb_cgroup.c
mm, hugetlb: remove HUGETLB_CGROUP_MIN_ORDER
2023-10-18 14:34:17 -07:00
hugetlb_vmemmap.c
mm: hugetlb_vmemmap: move mmap lock to vmemmap_remap_range()
2023-12-12 10:57:08 -08:00
hugetlb_vmemmap.h
mm: hugetlb_vmemmap: fix reference to nonexistent file
2023-10-25 16:47:14 -07:00
hugetlb.c
hugetlb: fix null-ptr-deref in hugetlb_vma_lock_write
2023-12-06 16:12:43 -08:00
hwpoison-inject.c
…
init-mm.c
mm: move dummy_vm_ops out of a header
2023-08-21 13:37:46 -07:00
internal.h
mm: use vma_pages() for vma objects
2023-12-12 10:57:08 -08:00
interval_tree.c
…
io-mapping.c
…
ioremap.c
mm: ioremap: remove unneeded ioremap_allowed and iounmap_allowed
2023-08-18 10:12:36 -07:00
Kconfig
mm/thp: add CONFIG_TRANSPARENT_HUGEPAGE_NEVER option
2023-12-12 10:57:07 -08:00
Kconfig.debug
mm: page_table_check: Make it dependent on EXCLUSIVE_SYSTEM_RAM
2023-05-29 16:14:28 +01:00
khugepaged.c
mm/khugepaged: remove redundant try_to_freeze()
2023-12-29 11:58:42 -08:00
kmemleak.c
kmemleak: avoid RCU stalls when freeing metadata for per-CPU pointers
2023-12-12 10:57:07 -08:00
ksm.c
mm/ksm: add tracepoint for ksm advisor
2023-12-29 11:58:27 -08:00
list_lru.c
mm/list_lru.c: remove unused list_lru_from_kmem()
2023-12-20 14:48:11 -08:00
maccess.c
mm: Fix copy_from_user_nofault().
2023-04-12 17:36:23 -07:00
madvise.c
mm: return a folio from read_swap_cache_async()
2023-12-29 11:58:32 -08:00
Makefile
mm: vmscan: move shrinker-related code into a separate file
2023-10-04 10:32:23 -07:00
mapping_dirty_helpers.c
mm: fix clean_record_shared_mapping_range kernel-doc
2023-08-24 16:20:30 -07:00
memblock.c
NUMA: optimize detection of memory with no node id assigned by firmware
2023-12-10 16:51:34 -08:00
memcontrol.c
mm: memcg: restore subtree stats flushing
2023-12-20 14:48:11 -08:00
memfd.c
memfd: drop warning for missing exec-related flags
2023-10-04 10:32:22 -07:00
memory_hotplug.c
mm/memory_hotplug: split memmap_on_memory requests across memblocks
2023-12-10 16:51:34 -08:00
memory-failure.c
sync mm-stable with mm-hotfixes-stable to pick up depended-upon changes
2023-12-20 14:47:18 -08:00
memory-tiers.c
dax, kmem: calculate abstract distance with general interface
2023-10-16 15:44:39 -07:00
memory.c
mm: convert swap_readpage() to swap_read_folio()
2023-12-29 11:58:31 -08:00
mempolicy.c
Many singleton patches against the MM code. The patch series which are
2023-11-02 19:38:47 -10:00
mempool.c
mempool: introduce mempool_use_prealloc_only
2023-12-29 11:58:39 -08:00
memremap.c
mm: remove stale example from comment
2023-12-29 11:58:26 -08:00
memtest.c
mm: memtest: convert to memtest_report_meminfo()
2023-08-21 13:37:47 -07:00
migrate_device.c
mm: convert migrate_vma_insert_page() to use a folio
2023-12-29 11:58:26 -08:00
migrate.c
mm: migrate: fix getting incorrect page mapping during page migration
2023-12-29 11:58:32 -08:00
mincore.c
mm: enable page walking API to lock vmas during the walk
2023-08-21 13:07:20 -07:00
mlock.c
mm: mlock: avoid folio_within_range() on KSM pages
2023-10-25 16:47:14 -07:00
mm_init.c
mm/mm_init.c: append newline to the unavailable ranges log-message
2023-12-10 16:51:51 -08:00
mm_slot.h
…
mmap_lock.c
…
mmap.c
mmap: remove the IA64-specific vma expansion implementation
2023-12-10 16:51:39 -08:00
mmu_gather.c
mm: fix kernel-doc warning from tlb_flush_rmaps()
2023-08-24 16:20:30 -07:00
mmu_notifier.c
mmu_notifiers: rename invalidate_range notifier
2023-08-18 10:12:41 -07:00
mmzone.c
zswap: shrink zswap pool based on memory pressure
2023-12-12 10:57:02 -08:00
mprotect.c
mm: mprotect: use a folio in change_pte_range()
2023-10-25 16:47:12 -07:00
mremap.c
mm: abstract VMA merge and extend into vma_merge_extend() helper
2023-10-18 14:34:18 -07:00
msync.c
…
nommu.c
Many singleton patches against the MM code. The patch series which are
2023-11-02 19:38:47 -10:00
oom_kill.c
mm, oom:dump_tasks add rss detailed information printing
2023-12-10 16:51:53 -08:00
page_alloc.c
mm, kasan: use KASAN_TAG_KERNEL instead of 0xff
2023-12-29 11:58:44 -08:00
page_counter.c
…
page_ext.c
mm/page_ext: move functions around for minor cleanups to page_ext
2023-08-18 10:12:31 -07:00
page_idle.c
…
page_io.c
mm: convert swap_readpage() to swap_read_folio()
2023-12-29 11:58:31 -08:00
page_isolation.c
mm/hugetlb: get rid of page_hstate()
2023-08-18 10:12:39 -07:00
page_owner.c
mm/page_owner: record and dump free_pid and free_tgid
2023-12-10 16:51:40 -08:00
page_poison.c
mm/page_poison: replace kmap_atomic() with kmap_local_page()
2023-12-10 16:51:50 -08:00
page_reporting.c
mm, treewide: redefine MAX_ORDER sanely
2023-04-05 19:42:46 -07:00
page_reporting.h
…
page_table_check.c
mm: convert page_table_check_pte_set() to page_table_check_ptes_set()
2023-08-24 16:20:18 -07:00
page_vma_mapped.c
mm: thp: introduce multi-size THP sysfs interface
2023-12-20 14:48:12 -08:00
page-writeback.c
mm: return void from folio_start_writeback() and related functions
2023-12-10 16:51:37 -08:00
pagewalk.c
mm: pagewalk: assert write mmap lock only for walking the user page tables
2023-12-10 16:51:53 -08:00
percpu-internal.h
percpu-internal/pcpu_chunk: re-layout pcpu_chunk structure to reduce false sharing
2023-06-19 16:19:29 -07:00
percpu-km.c
…
percpu-stats.c
…
percpu-vm.c
…
percpu.c
Many singleton patches against the MM code. The patch series which are
2023-11-02 19:38:47 -10:00
pgalloc-track.h
…
pgtable-generic.c
mm/pgtable: notes on pte_offset_map[_lock]()
2023-08-18 10:12:25 -07:00
process_vm_access.c
mm: fix process_vm_rw page counts
2023-12-10 16:51:39 -08:00
ptdump.c
mm: ptdump should use ptep_get_lockless()
2023-06-19 16:19:24 -07:00
readahead.c
mm/readahead: do not allow order-1 folio
2023-12-12 10:57:06 -08:00
rmap.c
mm: remove references to page_add_new_anon_rmap in comments
2023-12-29 11:58:26 -08:00
rodata_test.c
…
secretmem.c
mm/secretmem: use a folio in secretmem_fault()
2023-08-21 13:38:02 -07:00
shmem_quota.c
shmem: Add default quota limit mount options
2023-08-09 09:15:40 +02:00
shmem.c
mm: convert swap_cluster_readahead and swap_vma_readahead to return a folio
2023-12-29 11:58:32 -08:00
show_mem.c
mm: refactor si_mem_available()
2023-10-04 10:32:19 -07:00
shrinker_debug.c
mm: shrinker: convert shrinker_rwsem to mutex
2023-10-04 10:32:26 -07:00
shrinker.c
mm: shrinker: convert shrinker_rwsem to mutex
2023-10-04 10:32:26 -07:00
shuffle.c
…
shuffle.h
mm, treewide: redefine MAX_ORDER sanely
2023-04-05 19:42:46 -07:00
slab_common.c
RCU pull request for v6.7
2023-10-30 18:01:41 -10:00
slab.c
kasan: rename and document kasan_(un)poison_object_data
2023-12-29 11:58:40 -08:00
slab.h
mm: kmem: scoped objcg protection
2023-10-25 16:47:11 -07:00
slub.c
kasan: rename and document kasan_(un)poison_object_data
2023-12-29 11:58:40 -08:00
sparse-vmemmap.c
mm/vmemmap: allow architectures to override how vmemmap optimization works
2023-08-18 10:12:53 -07:00
sparse.c
mm/sparsemem: fix race in accessing memory_section->usage
2023-12-29 11:58:43 -08:00
swap_cgroup.c
…
swap_slots.c
…
swap_state.c
mm: convert swap_cluster_readahead and swap_vma_readahead to return a folio
2023-12-29 11:58:32 -08:00
swap.c
mm: remove references to pagevec
2023-06-23 16:59:30 -07:00
swap.h
mm: convert swap_cluster_readahead and swap_vma_readahead to return a folio
2023-12-29 11:58:32 -08:00
swapfile.c
mm: remove page_swap_info()
2023-12-29 11:58:32 -08:00
truncate.c
fs: convert error_remove_page to error_remove_folio
2023-12-10 16:51:42 -08:00
usercopy.c
mm: Fix copy_from_user_nofault().
2023-04-12 17:36:23 -07:00
userfaultfd.c
mm: remove some calls to page_add_new_anon_rmap()
2023-12-29 11:58:25 -08:00
util.c
mm/util: use kmap_local_page() in memcmp_pages()
2023-12-10 16:51:49 -08:00
vmalloc.c
mm/vmalloc: fix the unchecked dereference warning in vread_iter()
2023-11-01 12:38:35 -07:00
vmpressure.c
net-memcg: Fix scope of sockmem pressure indicators
2023-08-16 12:21:32 +01:00
vmscan.c
mm: memcg: restore subtree stats flushing
2023-12-20 14:48:11 -08:00
vmstat.c
mm: memcg: add per-memcg zswap writeback stat
2023-12-12 10:57:02 -08:00
workingset.c
mm: memcg: restore subtree stats flushing
2023-12-20 14:48:11 -08:00
z3fold.c
mm/z3fold: remove obsolete comment for struct z3fold_pool
2023-08-21 13:37:51 -07:00
zbud.c
mm: zswap: remove shrink from zpool interface
2023-06-19 16:19:27 -07:00
zpool.c
mm: zswap: remove shrink from zpool interface
2023-06-19 16:19:27 -07:00
zsmalloc.c
zsmalloc: use copy_page for full page copy
2023-10-18 14:34:16 -07:00
zswap.c
mm: pass a folio to __swap_writepage()
2023-12-29 11:58:29 -08:00