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.comSigned-off-by: NAndrey Konovalov <andreyknvl@google.com>
Acked-by: NDmitry Vyukov <dvyukov@google.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Alexander Potapenko <glider@google.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

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");
 	}
 }