diff options
| author | Andrey Konovalov <andreyknvl@google.com> | 2022-09-06 00:05:21 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-10-04 00:02:57 +0300 |
| commit | 88f29765ae3b00f8b9362f299f6140cd9b988f75 (patch) | |
| tree | df4cd4196ace95b948bf8a8d0399bca2cf9e2418 /mm/kasan/report.c | |
| parent | 687c85afa67a635dae683cf0ab6012e76333065b (diff) | |
| download | linux-88f29765ae3b00f8b9362f299f6140cd9b988f75.tar.xz | |
kasan: introduce kasan_print_aux_stacks
Add a kasan_print_aux_stacks() helper that prints the auxiliary stack
traces for the Generic mode.
This change hides references to alloc_meta from the common reporting code.
This is desired as only the Generic mode will be using per-object
metadata after this series.
Link: https://lkml.kernel.org/r/67c7a9ea6615533762b1f8ccc267cd7f9bafb749.1662411799.git.andreyknvl@google.com
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Reviewed-by: Marco Elver <elver@google.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Evgenii Stepanov <eugenis@google.com>
Cc: Peter Collingbourne <pcc@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/kasan/report.c')
| -rw-r--r-- | mm/kasan/report.c | 15 |
1 files changed, 1 insertions, 14 deletions
diff --git a/mm/kasan/report.c b/mm/kasan/report.c index fe3f606b3a98..cd9f5c7fc6db 100644 --- a/mm/kasan/report.c +++ b/mm/kasan/report.c @@ -270,20 +270,7 @@ static void describe_object_stacks(struct kmem_cache *cache, void *object, pr_err("\n"); } -#ifdef CONFIG_KASAN_GENERIC - if (!alloc_meta) - return; - if (alloc_meta->aux_stack[0]) { - pr_err("Last potentially related work creation:\n"); - stack_depot_print(alloc_meta->aux_stack[0]); - pr_err("\n"); - } - if (alloc_meta->aux_stack[1]) { - pr_err("Second to last potentially related work creation:\n"); - stack_depot_print(alloc_meta->aux_stack[1]); - pr_err("\n"); - } -#endif + kasan_print_aux_stacks(cache, object); } static void describe_object(struct kmem_cache *cache, void *object, |