49 static int kasan_test_init(struct kunit *test)  in kasan_test_init()  argument
52 		kunit_err(test, "can't run KASAN tests with KASAN disabled");  in kasan_test_init()
59 	kunit_add_named_resource(test, NULL, NULL, &resource,  in kasan_test_init()
64 static void kasan_test_exit(struct kunit *test)  in kasan_test_exit()  argument
67 	KUNIT_EXPECT_FALSE(test, test_status.report_found);  in kasan_test_exit()
91 #define KUNIT_EXPECT_KASAN_FAIL(test, expression) do {			\  argument
95 	KUNIT_EXPECT_FALSE(test, READ_ONCE(test_status.report_found));	\
102 		KUNIT_FAIL(test, KUNIT_SUBTEST_INDENT "KASAN failure "	\
116 #define KASAN_TEST_NEEDS_CONFIG_ON(test, config) do {			\  argument
118 		kunit_skip((test), "Test requires " #config "=y");	\
121 #define KASAN_TEST_NEEDS_CONFIG_OFF(test, config) do {			\  argument
123 		kunit_skip((test), "Test requires " #config "=n");	\
126 static void kmalloc_oob_right(struct kunit *test)  in kmalloc_oob_right()  argument
132 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_oob_right()
140 		KUNIT_EXPECT_KASAN_FAIL(test, ptr[size] = 'x');  in kmalloc_oob_right()
146 	KUNIT_EXPECT_KASAN_FAIL(test, ptr[size + 5] = 'y');  in kmalloc_oob_right()
149 	KUNIT_EXPECT_KASAN_FAIL(test, ptr[0] =  in kmalloc_oob_right()
155 static void kmalloc_oob_left(struct kunit *test)  in kmalloc_oob_left()  argument
161 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_oob_left()
164 	KUNIT_EXPECT_KASAN_FAIL(test, *ptr = *(ptr - 1));  in kmalloc_oob_left()
168 static void kmalloc_node_oob_right(struct kunit *test)  in kmalloc_node_oob_right()  argument
174 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_node_oob_right()
177 	KUNIT_EXPECT_KASAN_FAIL(test, ptr[0] = ptr[size]);  in kmalloc_node_oob_right()
187 static void kmalloc_pagealloc_oob_right(struct kunit *test)  in kmalloc_pagealloc_oob_right()  argument
192 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_SLUB);  in kmalloc_pagealloc_oob_right()
195 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_pagealloc_oob_right()
198 	KUNIT_EXPECT_KASAN_FAIL(test, ptr[size + OOB_TAG_OFF] = 0);  in kmalloc_pagealloc_oob_right()
203 static void kmalloc_pagealloc_uaf(struct kunit *test)  in kmalloc_pagealloc_uaf()  argument
208 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_SLUB);  in kmalloc_pagealloc_uaf()
211 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_pagealloc_uaf()
214 	KUNIT_EXPECT_KASAN_FAIL(test, ((volatile char *)ptr)[0]);  in kmalloc_pagealloc_uaf()
217 static void kmalloc_pagealloc_invalid_free(struct kunit *test)  in kmalloc_pagealloc_invalid_free()  argument
222 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_SLUB);  in kmalloc_pagealloc_invalid_free()
225 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_pagealloc_invalid_free()
227 	KUNIT_EXPECT_KASAN_FAIL(test, kfree(ptr + 1));  in kmalloc_pagealloc_invalid_free()
230 static void pagealloc_oob_right(struct kunit *test)  in pagealloc_oob_right()  argument
242 	KASAN_TEST_NEEDS_CONFIG_OFF(test, CONFIG_KASAN_GENERIC);  in pagealloc_oob_right()
246 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in pagealloc_oob_right()
248 	KUNIT_EXPECT_KASAN_FAIL(test, ptr[0] = ptr[size]);  in pagealloc_oob_right()
252 static void pagealloc_uaf(struct kunit *test)  in pagealloc_uaf()  argument
260 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in pagealloc_uaf()
263 	KUNIT_EXPECT_KASAN_FAIL(test, ((volatile char *)ptr)[0]);  in pagealloc_uaf()
266 static void kmalloc_large_oob_right(struct kunit *test)  in kmalloc_large_oob_right()  argument
276 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_large_oob_right()
279 	KUNIT_EXPECT_KASAN_FAIL(test, ptr[size] = 0);  in kmalloc_large_oob_right()
283 static void krealloc_more_oob_helper(struct kunit *test,  in krealloc_more_oob_helper()  argument
289 	KUNIT_ASSERT_LT(test, size1, size2);  in krealloc_more_oob_helper()
293 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr1);  in krealloc_more_oob_helper()
296 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr2);  in krealloc_more_oob_helper()
306 		KUNIT_EXPECT_KASAN_FAIL(test, ptr2[size2] = 'x');  in krealloc_more_oob_helper()
309 	KUNIT_EXPECT_KASAN_FAIL(test,  in krealloc_more_oob_helper()
315 static void krealloc_less_oob_helper(struct kunit *test,  in krealloc_less_oob_helper()  argument
321 	KUNIT_ASSERT_LT(test, size2, size1);  in krealloc_less_oob_helper()
325 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr1);  in krealloc_less_oob_helper()
328 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr2);  in krealloc_less_oob_helper()
335 		KUNIT_EXPECT_KASAN_FAIL(test, ptr2[size2] = 'x');  in krealloc_less_oob_helper()
338 	KUNIT_EXPECT_KASAN_FAIL(test,  in krealloc_less_oob_helper()
345 	KUNIT_EXPECT_LE(test, round_up(size2, KASAN_GRANULE_SIZE),  in krealloc_less_oob_helper()
347 	KUNIT_EXPECT_LE(test, round_up(middle, KASAN_GRANULE_SIZE),  in krealloc_less_oob_helper()
349 	KUNIT_EXPECT_KASAN_FAIL(test, ptr2[middle] = 'x');  in krealloc_less_oob_helper()
350 	KUNIT_EXPECT_KASAN_FAIL(test, ptr2[size1 - 1] = 'x');  in krealloc_less_oob_helper()
351 	KUNIT_EXPECT_KASAN_FAIL(test, ptr2[size1] = 'x');  in krealloc_less_oob_helper()
356 static void krealloc_more_oob(struct kunit *test)  in krealloc_more_oob()  argument
358 	krealloc_more_oob_helper(test, 201, 235);  in krealloc_more_oob()
361 static void krealloc_less_oob(struct kunit *test)  in krealloc_less_oob()  argument
363 	krealloc_less_oob_helper(test, 235, 201);  in krealloc_less_oob()
366 static void krealloc_pagealloc_more_oob(struct kunit *test)  in krealloc_pagealloc_more_oob()  argument
369 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_SLUB);  in krealloc_pagealloc_more_oob()
371 	krealloc_more_oob_helper(test, KMALLOC_MAX_CACHE_SIZE + 201,  in krealloc_pagealloc_more_oob()
375 static void krealloc_pagealloc_less_oob(struct kunit *test)  in krealloc_pagealloc_less_oob()  argument
378 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_SLUB);  in krealloc_pagealloc_less_oob()
380 	krealloc_less_oob_helper(test, KMALLOC_MAX_CACHE_SIZE + 235,  in krealloc_pagealloc_less_oob()
388 static void krealloc_uaf(struct kunit *test)  in krealloc_uaf()  argument
395 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr1);  in krealloc_uaf()
398 	KUNIT_EXPECT_KASAN_FAIL(test, ptr2 = krealloc(ptr1, size2, GFP_KERNEL));  in krealloc_uaf()
399 	KUNIT_ASSERT_NULL(test, ptr2);  in krealloc_uaf()
400 	KUNIT_EXPECT_KASAN_FAIL(test, *(volatile char *)ptr1);  in krealloc_uaf()
403 static void kmalloc_oob_16(struct kunit *test)  in kmalloc_oob_16()  argument
410 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_GENERIC);  in kmalloc_oob_16()
413 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr1);  in kmalloc_oob_16()
416 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr2);  in kmalloc_oob_16()
420 	KUNIT_EXPECT_KASAN_FAIL(test, *ptr1 = *ptr2);  in kmalloc_oob_16()
425 static void kmalloc_uaf_16(struct kunit *test)  in kmalloc_uaf_16()  argument
432 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr1);  in kmalloc_uaf_16()
435 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr2);  in kmalloc_uaf_16()
438 	KUNIT_EXPECT_KASAN_FAIL(test, *ptr1 = *ptr2);  in kmalloc_uaf_16()
448 static void kmalloc_oob_memset_2(struct kunit *test)  in kmalloc_oob_memset_2()  argument
454 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_oob_memset_2()
457 	KUNIT_EXPECT_KASAN_FAIL(test, memset(ptr + size - 1, 0, 2));  in kmalloc_oob_memset_2()
461 static void kmalloc_oob_memset_4(struct kunit *test)  in kmalloc_oob_memset_4()  argument
467 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_oob_memset_4()
470 	KUNIT_EXPECT_KASAN_FAIL(test, memset(ptr + size - 3, 0, 4));  in kmalloc_oob_memset_4()
474 static void kmalloc_oob_memset_8(struct kunit *test)  in kmalloc_oob_memset_8()  argument
480 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_oob_memset_8()
483 	KUNIT_EXPECT_KASAN_FAIL(test, memset(ptr + size - 7, 0, 8));  in kmalloc_oob_memset_8()
487 static void kmalloc_oob_memset_16(struct kunit *test)  in kmalloc_oob_memset_16()  argument
493 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_oob_memset_16()
496 	KUNIT_EXPECT_KASAN_FAIL(test, memset(ptr + size - 15, 0, 16));  in kmalloc_oob_memset_16()
500 static void kmalloc_oob_in_memset(struct kunit *test)  in kmalloc_oob_in_memset()  argument
506 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_oob_in_memset()
510 	KUNIT_EXPECT_KASAN_FAIL(test,  in kmalloc_oob_in_memset()
515 static void kmalloc_memmove_negative_size(struct kunit *test)  in kmalloc_memmove_negative_size()  argument
526 	KASAN_TEST_NEEDS_CONFIG_OFF(test, CONFIG_KASAN_HW_TAGS);  in kmalloc_memmove_negative_size()
529 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_memmove_negative_size()
534 	KUNIT_EXPECT_KASAN_FAIL(test,  in kmalloc_memmove_negative_size()
539 static void kmalloc_memmove_invalid_size(struct kunit *test)  in kmalloc_memmove_invalid_size()  argument
546 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_memmove_invalid_size()
550 	KUNIT_EXPECT_KASAN_FAIL(test,  in kmalloc_memmove_invalid_size()
555 static void kmalloc_uaf(struct kunit *test)  in kmalloc_uaf()  argument
561 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_uaf()
564 	KUNIT_EXPECT_KASAN_FAIL(test, ((volatile char *)ptr)[8]);  in kmalloc_uaf()
567 static void kmalloc_uaf_memset(struct kunit *test)  in kmalloc_uaf_memset()  argument
576 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_GENERIC);  in kmalloc_uaf_memset()
579 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_uaf_memset()
582 	KUNIT_EXPECT_KASAN_FAIL(test, memset(ptr, 0, size));  in kmalloc_uaf_memset()
585 static void kmalloc_uaf2(struct kunit *test)  in kmalloc_uaf2()  argument
593 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr1);  in kmalloc_uaf2()
598 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr2);  in kmalloc_uaf2()
609 	KUNIT_EXPECT_KASAN_FAIL(test, ((volatile char *)ptr1)[40]);  in kmalloc_uaf2()
610 	KUNIT_EXPECT_PTR_NE(test, ptr1, ptr2);  in kmalloc_uaf2()
615 static void kfree_via_page(struct kunit *test)  in kfree_via_page()  argument
623 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kfree_via_page()
630 static void kfree_via_phys(struct kunit *test)  in kfree_via_phys()  argument
637 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kfree_via_phys()
643 static void kmem_cache_oob(struct kunit *test)  in kmem_cache_oob()  argument
650 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, cache);  in kmem_cache_oob()
654 		kunit_err(test, "Allocation failed: %s\n", __func__);  in kmem_cache_oob()
659 	KUNIT_EXPECT_KASAN_FAIL(test, *p = p[size + OOB_TAG_OFF]);  in kmem_cache_oob()
665 static void kmem_cache_accounted(struct kunit *test)  in kmem_cache_accounted()  argument
673 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, cache);  in kmem_cache_accounted()
692 static void kmem_cache_bulk(struct kunit *test)  in kmem_cache_bulk()  argument
701 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, cache);  in kmem_cache_bulk()
705 		kunit_err(test, "Allocation failed: %s\n", __func__);  in kmem_cache_bulk()
719 static void kasan_global_oob_right(struct kunit *test)  in kasan_global_oob_right()  argument
737 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_GENERIC);  in kasan_global_oob_right()
739 	KUNIT_EXPECT_KASAN_FAIL(test, *(volatile char *)p);  in kasan_global_oob_right()
742 static void kasan_global_oob_left(struct kunit *test)  in kasan_global_oob_left()  argument
751 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_CC_IS_CLANG);  in kasan_global_oob_left()
752 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_GENERIC);  in kasan_global_oob_left()
753 	KUNIT_EXPECT_KASAN_FAIL(test, *(volatile char *)p);  in kasan_global_oob_left()
757 static void ksize_unpoisons_memory(struct kunit *test)  in ksize_unpoisons_memory()  argument
763 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in ksize_unpoisons_memory()
772 	KUNIT_EXPECT_KASAN_FAIL(test, ((volatile char *)ptr)[real_size]);  in ksize_unpoisons_memory()
781 static void ksize_uaf(struct kunit *test)  in ksize_uaf()  argument
787 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in ksize_uaf()
791 	KUNIT_EXPECT_KASAN_FAIL(test, ksize(ptr));  in ksize_uaf()
792 	KUNIT_EXPECT_KASAN_FAIL(test, ((volatile char *)ptr)[0]);  in ksize_uaf()
793 	KUNIT_EXPECT_KASAN_FAIL(test, ((volatile char *)ptr)[size]);  in ksize_uaf()
796 static void kasan_stack_oob(struct kunit *test)  in kasan_stack_oob()  argument
803 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_STACK);  in kasan_stack_oob()
805 	KUNIT_EXPECT_KASAN_FAIL(test, *(volatile char *)p);  in kasan_stack_oob()
808 static void kasan_alloca_oob_left(struct kunit *test)  in kasan_alloca_oob_left()  argument
817 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_GENERIC);  in kasan_alloca_oob_left()
818 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_STACK);  in kasan_alloca_oob_left()
820 	KUNIT_EXPECT_KASAN_FAIL(test, *(volatile char *)p);  in kasan_alloca_oob_left()
823 static void kasan_alloca_oob_right(struct kunit *test)  in kasan_alloca_oob_right()  argument
832 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_GENERIC);  in kasan_alloca_oob_right()
833 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_STACK);  in kasan_alloca_oob_right()
835 	KUNIT_EXPECT_KASAN_FAIL(test, *(volatile char *)p);  in kasan_alloca_oob_right()
838 static void kmem_cache_double_free(struct kunit *test)  in kmem_cache_double_free()  argument
845 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, cache);  in kmem_cache_double_free()
849 		kunit_err(test, "Allocation failed: %s\n", __func__);  in kmem_cache_double_free()
855 	KUNIT_EXPECT_KASAN_FAIL(test, kmem_cache_free(cache, p));  in kmem_cache_double_free()
859 static void kmem_cache_invalid_free(struct kunit *test)  in kmem_cache_invalid_free()  argument
867 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, cache);  in kmem_cache_invalid_free()
871 		kunit_err(test, "Allocation failed: %s\n", __func__);  in kmem_cache_invalid_free()
877 	KUNIT_EXPECT_KASAN_FAIL(test, kmem_cache_free(cache, p + 1));  in kmem_cache_invalid_free()
890 static void kmem_cache_double_destroy(struct kunit *test)  in kmem_cache_double_destroy()  argument
896 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, cache);  in kmem_cache_double_destroy()
898 	KUNIT_EXPECT_KASAN_FAIL(test, kmem_cache_destroy(cache));  in kmem_cache_double_destroy()
901 static void kasan_memchr(struct kunit *test)  in kasan_memchr()  argument
910 	KASAN_TEST_NEEDS_CONFIG_OFF(test, CONFIG_AMD_MEM_ENCRYPT);  in kasan_memchr()
916 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kasan_memchr()
920 	KUNIT_EXPECT_KASAN_FAIL(test,  in kasan_memchr()
926 static void kasan_memcmp(struct kunit *test)  in kasan_memcmp()  argument
936 	KASAN_TEST_NEEDS_CONFIG_OFF(test, CONFIG_AMD_MEM_ENCRYPT);  in kasan_memcmp()
942 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kasan_memcmp()
947 	KUNIT_EXPECT_KASAN_FAIL(test,  in kasan_memcmp()
952 static void kasan_strings(struct kunit *test)  in kasan_strings()  argument
961 	KASAN_TEST_NEEDS_CONFIG_OFF(test, CONFIG_AMD_MEM_ENCRYPT);  in kasan_strings()
964 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kasan_strings()
975 	KUNIT_EXPECT_KASAN_FAIL(test, kasan_ptr_result = strchr(ptr, '1'));  in kasan_strings()
977 	KUNIT_EXPECT_KASAN_FAIL(test, kasan_ptr_result = strrchr(ptr, '1'));  in kasan_strings()
979 	KUNIT_EXPECT_KASAN_FAIL(test, kasan_int_result = strcmp(ptr, "2"));  in kasan_strings()
981 	KUNIT_EXPECT_KASAN_FAIL(test, kasan_int_result = strncmp(ptr, "2", 1));  in kasan_strings()
983 	KUNIT_EXPECT_KASAN_FAIL(test, kasan_int_result = strlen(ptr));  in kasan_strings()
985 	KUNIT_EXPECT_KASAN_FAIL(test, kasan_int_result = strnlen(ptr, 1));  in kasan_strings()
988 static void kasan_bitops_modify(struct kunit *test, int nr, void *addr)  in kasan_bitops_modify()  argument
990 	KUNIT_EXPECT_KASAN_FAIL(test, set_bit(nr, addr));  in kasan_bitops_modify()
991 	KUNIT_EXPECT_KASAN_FAIL(test, __set_bit(nr, addr));  in kasan_bitops_modify()
992 	KUNIT_EXPECT_KASAN_FAIL(test, clear_bit(nr, addr));  in kasan_bitops_modify()
993 	KUNIT_EXPECT_KASAN_FAIL(test, __clear_bit(nr, addr));  in kasan_bitops_modify()
994 	KUNIT_EXPECT_KASAN_FAIL(test, clear_bit_unlock(nr, addr));  in kasan_bitops_modify()
995 	KUNIT_EXPECT_KASAN_FAIL(test, __clear_bit_unlock(nr, addr));  in kasan_bitops_modify()
996 	KUNIT_EXPECT_KASAN_FAIL(test, change_bit(nr, addr));  in kasan_bitops_modify()
997 	KUNIT_EXPECT_KASAN_FAIL(test, __change_bit(nr, addr));  in kasan_bitops_modify()
1000 static void kasan_bitops_test_and_modify(struct kunit *test, int nr, void *addr)  in kasan_bitops_test_and_modify()  argument
1002 	KUNIT_EXPECT_KASAN_FAIL(test, test_and_set_bit(nr, addr));  in kasan_bitops_test_and_modify()
1003 	KUNIT_EXPECT_KASAN_FAIL(test, __test_and_set_bit(nr, addr));  in kasan_bitops_test_and_modify()
1004 	KUNIT_EXPECT_KASAN_FAIL(test, test_and_set_bit_lock(nr, addr));  in kasan_bitops_test_and_modify()
1005 	KUNIT_EXPECT_KASAN_FAIL(test, test_and_clear_bit(nr, addr));  in kasan_bitops_test_and_modify()
1006 	KUNIT_EXPECT_KASAN_FAIL(test, __test_and_clear_bit(nr, addr));  in kasan_bitops_test_and_modify()
1007 	KUNIT_EXPECT_KASAN_FAIL(test, test_and_change_bit(nr, addr));  in kasan_bitops_test_and_modify()
1008 	KUNIT_EXPECT_KASAN_FAIL(test, __test_and_change_bit(nr, addr));  in kasan_bitops_test_and_modify()
1009 	KUNIT_EXPECT_KASAN_FAIL(test, kasan_int_result = test_bit(nr, addr));  in kasan_bitops_test_and_modify()
1012 	KUNIT_EXPECT_KASAN_FAIL(test, kasan_int_result =  in kasan_bitops_test_and_modify()
1017 static void kasan_bitops_generic(struct kunit *test)  in kasan_bitops_generic()  argument
1022 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_GENERIC);  in kasan_bitops_generic()
1029 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, bits);  in kasan_bitops_generic()
1036 	kasan_bitops_modify(test, BITS_PER_LONG, bits);  in kasan_bitops_generic()
1041 	kasan_bitops_test_and_modify(test, BITS_PER_LONG + BITS_PER_BYTE, bits);  in kasan_bitops_generic()
1046 static void kasan_bitops_tags(struct kunit *test)  in kasan_bitops_tags()  argument
1051 	KASAN_TEST_NEEDS_CONFIG_OFF(test, CONFIG_KASAN_GENERIC);  in kasan_bitops_tags()
1055 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, bits);  in kasan_bitops_tags()
1058 	kasan_bitops_modify(test, BITS_PER_LONG, (void *)bits + 48);  in kasan_bitops_tags()
1059 	kasan_bitops_test_and_modify(test, BITS_PER_LONG + BITS_PER_BYTE, (void *)bits + 48);  in kasan_bitops_tags()
1064 static void kmalloc_double_kzfree(struct kunit *test)  in kmalloc_double_kzfree()  argument
1070 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in kmalloc_double_kzfree()
1073 	KUNIT_EXPECT_KASAN_FAIL(test, kfree_sensitive(ptr));  in kmalloc_double_kzfree()
1076 static void vmalloc_helpers_tags(struct kunit *test)  in vmalloc_helpers_tags()  argument
1081 	KASAN_TEST_NEEDS_CONFIG_OFF(test, CONFIG_KASAN_GENERIC);  in vmalloc_helpers_tags()
1083 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_VMALLOC);  in vmalloc_helpers_tags()
1086 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in vmalloc_helpers_tags()
1089 	KUNIT_EXPECT_GE(test, (u8)get_tag(ptr), (u8)KASAN_TAG_MIN);  in vmalloc_helpers_tags()
1090 	KUNIT_EXPECT_LT(test, (u8)get_tag(ptr), (u8)KASAN_TAG_KERNEL);  in vmalloc_helpers_tags()
1093 	KUNIT_ASSERT_TRUE(test, is_vmalloc_addr(ptr));  in vmalloc_helpers_tags()
1094 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, vmalloc_to_page(ptr));  in vmalloc_helpers_tags()
1102 		KUNIT_ASSERT_GE(test, rv, 0);  in vmalloc_helpers_tags()
1104 		KUNIT_ASSERT_GE(test, rv, 0);  in vmalloc_helpers_tags()
1111 static void vmalloc_oob(struct kunit *test)  in vmalloc_oob()  argument
1117 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_VMALLOC);  in vmalloc_oob()
1120 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, v_ptr);  in vmalloc_oob()
1138 		KUNIT_EXPECT_KASAN_FAIL(test, ((volatile char *)v_ptr)[size]);  in vmalloc_oob()
1141 	KUNIT_EXPECT_KASAN_FAIL(test, ((volatile char *)v_ptr)[size + 5]);  in vmalloc_oob()
1145 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, page);  in vmalloc_oob()
1147 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, p_ptr);  in vmalloc_oob()
1159 static void vmap_tags(struct kunit *test)  in vmap_tags()  argument
1168 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_SW_TAGS);  in vmap_tags()
1170 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_VMALLOC);  in vmap_tags()
1173 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, p_page);  in vmap_tags()
1175 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, p_ptr);  in vmap_tags()
1178 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, v_ptr);  in vmap_tags()
1186 	KUNIT_EXPECT_GE(test, (u8)get_tag(v_ptr), (u8)KASAN_TAG_MIN);  in vmap_tags()
1187 	KUNIT_EXPECT_LT(test, (u8)get_tag(v_ptr), (u8)KASAN_TAG_KERNEL);  in vmap_tags()
1195 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, v_page);  in vmap_tags()
1196 	KUNIT_EXPECT_PTR_EQ(test, p_page, v_page);  in vmap_tags()
1202 static void vm_map_ram_tags(struct kunit *test)  in vm_map_ram_tags()  argument
1211 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_SW_TAGS);  in vm_map_ram_tags()
1214 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, page);  in vm_map_ram_tags()
1216 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, p_ptr);  in vm_map_ram_tags()
1219 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, v_ptr);  in vm_map_ram_tags()
1221 	KUNIT_EXPECT_GE(test, (u8)get_tag(v_ptr), (u8)KASAN_TAG_MIN);  in vm_map_ram_tags()
1222 	KUNIT_EXPECT_LT(test, (u8)get_tag(v_ptr), (u8)KASAN_TAG_KERNEL);  in vm_map_ram_tags()
1232 static void vmalloc_percpu(struct kunit *test)  in vmalloc_percpu()  argument
1241 	KASAN_TEST_NEEDS_CONFIG_ON(test, CONFIG_KASAN_SW_TAGS);  in vmalloc_percpu()
1248 		KUNIT_EXPECT_GE(test, (u8)get_tag(c_ptr), (u8)KASAN_TAG_MIN);  in vmalloc_percpu()
1249 		KUNIT_EXPECT_LT(test, (u8)get_tag(c_ptr), (u8)KASAN_TAG_KERNEL);  in vmalloc_percpu()
1263 static void match_all_not_assigned(struct kunit *test)  in match_all_not_assigned()  argument
1269 	KASAN_TEST_NEEDS_CONFIG_OFF(test, CONFIG_KASAN_GENERIC);  in match_all_not_assigned()
1274 		KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in match_all_not_assigned()
1275 		KUNIT_EXPECT_GE(test, (u8)get_tag(ptr), (u8)KASAN_TAG_MIN);  in match_all_not_assigned()
1276 		KUNIT_EXPECT_LT(test, (u8)get_tag(ptr), (u8)KASAN_TAG_KERNEL);  in match_all_not_assigned()
1284 		KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in match_all_not_assigned()
1285 		KUNIT_EXPECT_GE(test, (u8)get_tag(ptr), (u8)KASAN_TAG_MIN);  in match_all_not_assigned()
1286 		KUNIT_EXPECT_LT(test, (u8)get_tag(ptr), (u8)KASAN_TAG_KERNEL);  in match_all_not_assigned()
1296 		KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in match_all_not_assigned()
1297 		KUNIT_EXPECT_GE(test, (u8)get_tag(ptr), (u8)KASAN_TAG_MIN);  in match_all_not_assigned()
1298 		KUNIT_EXPECT_LT(test, (u8)get_tag(ptr), (u8)KASAN_TAG_KERNEL);  in match_all_not_assigned()
1304 static void match_all_ptr_tag(struct kunit *test)  in match_all_ptr_tag()  argument
1309 	KASAN_TEST_NEEDS_CONFIG_OFF(test, CONFIG_KASAN_GENERIC);  in match_all_ptr_tag()
1312 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in match_all_ptr_tag()
1316 	KUNIT_EXPECT_NE(test, tag, (u8)KASAN_TAG_KERNEL);  in match_all_ptr_tag()
1330 static void match_all_mem_tag(struct kunit *test)  in match_all_mem_tag()  argument
1335 	KASAN_TEST_NEEDS_CONFIG_OFF(test, CONFIG_KASAN_GENERIC);  in match_all_mem_tag()
1338 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr);  in match_all_mem_tag()
1339 	KUNIT_EXPECT_NE(test, (u8)get_tag(ptr), (u8)KASAN_TAG_KERNEL);  in match_all_mem_tag()
1350 		KUNIT_EXPECT_KASAN_FAIL(test, *ptr = 0);  in match_all_mem_tag()