diff options
author | Andrey Konovalov <andreyknvl@google.com> | 2017-05-03 14:56:44 -0700 |
---|---|---|
committer | Amit Pundir <amit.pundir@linaro.org> | 2018-01-22 13:15:43 +0530 |
commit | 617cf5e697447d4f22f6613fe07551b7ffd055b1 (patch) | |
tree | 531eb989520d058ebe7e186838e61132f9337fb4 /mm/kasan | |
parent | 28ab6eaea106e8fd0dad22352282572a248e9fcd (diff) |
UPSTREAM: kasan: print page description after stacks
Moves page description after the stacks since it's less important.
Link: http://lkml.kernel.org/r/20170302134851.101218-8-andreyknvl@google.com
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Acked-by: Dmitry Vyukov <dvyukov@google.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Alexander Potapenko <glider@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Bug: 64145065
(cherry-picked from 430a05f91d6051705a6ddbe207735ca62e39bb80)
Change-Id: Ia20b7d6cf5602531072e9bd4fd478737f8623db1
Signed-off-by: Paul Lawrence <paullawrence@google.com>
Diffstat (limited to 'mm/kasan')
-rw-r--r-- | mm/kasan/report.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/mm/kasan/report.c b/mm/kasan/report.c index a1b1ef7a19f5..b015acc80876 100644 --- a/mm/kasan/report.c +++ b/mm/kasan/report.c @@ -261,9 +261,6 @@ static void print_address_description(struct kasan_access_info *info) void *addr = (void *)info->access_addr; struct page *page = addr_to_page(addr); - if (page) - dump_page(page, "kasan: bad access detected"); - dump_stack(); if (page && PageSlab(page)) { @@ -273,9 +270,14 @@ static void print_address_description(struct kasan_access_info *info) describe_object(cache, object, addr); } - if (kernel_or_module_addr(addr)) { - if (!init_task_stack_addr(addr)) - pr_err("Address belongs to variable %pS\n", addr); + if (kernel_or_module_addr(addr) && !init_task_stack_addr(addr)) { + pr_err("The buggy address belongs to the variable:\n"); + pr_err(" %pS\n", addr); + } + + if (page) { + pr_err("The buggy address belongs to the page:\n"); + dump_page(page, "kasan: bad access detected"); } } |