linux/mm/kasan
Andrey Konovalov d6e5040bd8 kasan: fix array-bounds warnings in tests
GCC's -Warray-bounds option detects out-of-bounds accesses to
statically-sized allocations in krealloc out-of-bounds tests.

Use OPTIMIZER_HIDE_VAR to suppress the warning.

Also change kmalloc_memmove_invalid_size to use OPTIMIZER_HIDE_VAR
instead of a volatile variable.

Link: https://lkml.kernel.org/r/e94399242d32e00bba6fd0d9ec4c897f188128e8.1664215688.git.andreyknvl@google.com
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Reported-by: kernel test robot <lkp@intel.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
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>
2022-10-12 18:51:50 -07:00
..
common.c stackdepot: reserve 5 extra bits in depot_stack_handle_t 2022-10-03 14:03:18 -07:00
generic.c kasan: move kasan_get_alloc/free_track definitions 2022-10-03 14:02:59 -07:00
hw_tags.c kasan: support kasan.stacktrace for SW_TAGS 2022-10-03 14:03:01 -07:00
init.c kasan: use MAX_PTRS_PER_* for early shadow tables 2021-06-29 10:53:53 -07:00
kasan_test_module.c kasan: move tests to mm/kasan/ 2022-10-03 14:03:02 -07:00
kasan_test.c kasan: fix array-bounds warnings in tests 2022-10-12 18:51:50 -07:00
kasan.h kasan: dynamically allocate stack ring entries 2022-10-03 14:03:02 -07:00
Makefile kasan: move tests to mm/kasan/ 2022-10-03 14:03:02 -07:00
quarantine.c kasan: give better names to shadow values 2022-05-13 07:20:19 -07:00
report_generic.c kasan: better invalid/double-free report header 2022-10-03 14:03:02 -07:00
report_hw_tags.c kasan: simplify kasan_find_first_bad_addr call sites 2022-03-24 19:06:49 -07:00
report_sw_tags.c kasan: simplify kasan_find_first_bad_addr call sites 2022-03-24 19:06:49 -07:00
report_tags.c kasan: better invalid/double-free report header 2022-10-03 14:03:02 -07:00
report.c kasan: better invalid/double-free report header 2022-10-03 14:03:02 -07:00
shadow.c UML: add support for KASAN under x86_64 2022-07-17 23:35:22 +02:00
sw_tags.c kasan: support kasan.stacktrace for SW_TAGS 2022-10-03 14:03:01 -07:00
tags.c kasan: dynamically allocate stack ring entries 2022-10-03 14:03:02 -07:00