diff --git a/lib/dhry_run.c b/lib/dhry_run.c
index e6a279dabf848eb3d60be99927812a5a817a43ee..4a6d05ce436190b60d3d64d057d877260bbbe9e6 100644
--- a/lib/dhry_run.c
+++ b/lib/dhry_run.c
@@ -83,4 +83,5 @@ static int __init dhry_init(void)
 module_init(dhry_init);
 
 MODULE_AUTHOR("Geert Uytterhoeven <geert+renesas@glider.be>");
+MODULE_DESCRIPTION("Dhrystone benchmark test module");
 MODULE_LICENSE("GPL");
diff --git a/lib/test-kstrtox.c b/lib/test-kstrtox.c
index f355f67169b6a32fbb7162b46691a45de4291cd2..ee87fef66cb58e8710b3674ade7055b646048db5 100644
--- a/lib/test-kstrtox.c
+++ b/lib/test-kstrtox.c
@@ -732,4 +732,5 @@ static int __init test_kstrtox_init(void)
 	return -EINVAL;
 }
 module_init(test_kstrtox_init);
+MODULE_DESCRIPTION("Module test for kstrto*() APIs");
 MODULE_LICENSE("Dual BSD/GPL");
diff --git a/lib/test_bits.c b/lib/test_bits.c
index c9368a2314e7c3878c40ecaf2935b8d14c66c281..01313980f175f19a67ae48563106333146ada883 100644
--- a/lib/test_bits.c
+++ b/lib/test_bits.c
@@ -72,4 +72,5 @@ static struct kunit_suite bits_test_suite = {
 };
 kunit_test_suite(bits_test_suite);
 
+MODULE_DESCRIPTION("Test cases for functions and macros in bits.h");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_blackhole_dev.c b/lib/test_blackhole_dev.c
index f247089d63c0852dab192b17e58a637f39644277..ec290ac2a0d9af2d81572119c7e6c4c91f96a9eb 100644
--- a/lib/test_blackhole_dev.c
+++ b/lib/test_blackhole_dev.c
@@ -96,4 +96,5 @@ module_init(test_blackholedev_init);
 module_exit(test_blackholedev_exit);
 
 MODULE_AUTHOR("Mahesh Bandewar <maheshb@google.com>");
+MODULE_DESCRIPTION("module test of the blackhole_dev");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_firmware.c b/lib/test_firmware.c
index 9cfdcd6d21db533881830a9f3744e71c02c4c602..bcb32cbff1885217cd6e70d40e52841e4575b6cb 100644
--- a/lib/test_firmware.c
+++ b/lib/test_firmware.c
@@ -1567,4 +1567,5 @@ static void __exit test_firmware_exit(void)
 module_exit(test_firmware_exit);
 
 MODULE_AUTHOR("Kees Cook <keescook@chromium.org>");
+MODULE_DESCRIPTION("interface to trigger and test firmware loading");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_free_pages.c b/lib/test_free_pages.c
index 9ebf6f5549f3c68d6898f88c1e76566273c51eb9..48952364c5404756deebf96a39a96b953416fd1c 100644
--- a/lib/test_free_pages.c
+++ b/lib/test_free_pages.c
@@ -44,4 +44,5 @@ static void m_ex(void)
 module_init(m_in);
 module_exit(m_ex);
 MODULE_AUTHOR("Matthew Wilcox <willy@infradead.org>");
+MODULE_DESCRIPTION("Check that free_pages() doesn't leak memory");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_hash.c b/lib/test_hash.c
index bb25fda34794b052cbc8af1fa4f0a9d8dd723ad3..a7af39662a0aad53ce3ccd2ff16f421d3f9e1065 100644
--- a/lib/test_hash.c
+++ b/lib/test_hash.c
@@ -235,4 +235,5 @@ static struct kunit_suite hash_test_suite = {
 
 kunit_test_suite(hash_test_suite);
 
+MODULE_DESCRIPTION("Test cases for <linux/hash.h> and <linux/stringhash.h>");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_hexdump.c b/lib/test_hexdump.c
index fe2682bb21e6dc6889806f2502828ba38918e7cb..75164564598816d3e8c49b9a88782e70fe3e745b 100644
--- a/lib/test_hexdump.c
+++ b/lib/test_hexdump.c
@@ -253,4 +253,5 @@ static void __exit test_hexdump_exit(void)
 module_exit(test_hexdump_exit);
 
 MODULE_AUTHOR("Andy Shevchenko <andriy.shevchenko@linux.intel.com>");
+MODULE_DESCRIPTION("Test cases for lib/hexdump.c module");
 MODULE_LICENSE("Dual BSD/GPL");
diff --git a/lib/test_ida.c b/lib/test_ida.c
index 072a49897e71473bcb055ff2937866b3f7f4c6e7..c80155a1956d27309b17bc8c12b6cca5a025b6f9 100644
--- a/lib/test_ida.c
+++ b/lib/test_ida.c
@@ -214,4 +214,5 @@ static void ida_exit(void)
 module_init(ida_checks);
 module_exit(ida_exit);
 MODULE_AUTHOR("Matthew Wilcox <willy@infradead.org>");
+MODULE_DESCRIPTION("Test the IDA API");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_kprobes.c b/lib/test_kprobes.c
index 0648f7154f5c4f6081a4d0eff01ceef4bc401363..b7582010125c3fe6f4fcbbd3e762ee25e0180297 100644
--- a/lib/test_kprobes.c
+++ b/lib/test_kprobes.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 /*
- * test_kprobes.c - simple sanity test for *probes
+ * test_kprobes.c - simple sanity test for k*probes
  *
  * Copyright IBM Corp. 2008
  */
@@ -400,4 +400,5 @@ static struct kunit_suite kprobes_test_suite = {
 
 kunit_test_suites(&kprobes_test_suite);
 
+MODULE_DESCRIPTION("simple sanity test for k*probes");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_list_sort.c b/lib/test_list_sort.c
index cc5f335f29b5dc41177a3ff71f3cb5f55191dd54..30879abc8a427c546010f1778f65c2c16efbba34 100644
--- a/lib/test_list_sort.c
+++ b/lib/test_list_sort.c
@@ -119,4 +119,5 @@ static struct kunit_suite list_sort_suite = {
 
 kunit_test_suites(&list_sort_suite);
 
+MODULE_DESCRIPTION("list_sort() KUnit test suite");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_memcat_p.c b/lib/test_memcat_p.c
index 849c477d49d0cdeab3ee23f470b468c3df7a9dc4..7e0797a6bebf35c4a787fc67c47621f56baeebdb 100644
--- a/lib/test_memcat_p.c
+++ b/lib/test_memcat_p.c
@@ -112,4 +112,5 @@ static void __exit test_memcat_p_exit(void)
 module_init(test_memcat_p_init);
 module_exit(test_memcat_p_exit);
 
+MODULE_DESCRIPTION("Test cases for memcat_p() in lib/memcat_p.c");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_meminit.c b/lib/test_meminit.c
index 0dc173849a5420f3f704f272e94b03205edfc1e1..6298f66c964bb10a41bc31bfdc7e6dff5b92339f 100644
--- a/lib/test_meminit.c
+++ b/lib/test_meminit.c
@@ -436,4 +436,5 @@ static int __init test_meminit_init(void)
 }
 module_init(test_meminit_init);
 
+MODULE_DESCRIPTION("Test cases for SL[AOU]B/page initialization at alloc/free time");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_min_heap.c b/lib/test_min_heap.c
index 9e1feb9b679c5944dd9bff714055d9d25d332740..64c877e73b64def5bbf68c3d7cd3566f03c9957b 100644
--- a/lib/test_min_heap.c
+++ b/lib/test_min_heap.c
@@ -226,4 +226,5 @@ static void __exit test_min_heap_exit(void)
 }
 module_exit(test_min_heap_exit);
 
+MODULE_DESCRIPTION("Test cases for the min max heap");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_module.c b/lib/test_module.c
index debd19e351989b1cbcb756016318c321eadcd798..3d1b29b74807131d803adea72e81bb8ccd880669 100644
--- a/lib/test_module.c
+++ b/lib/test_module.c
@@ -31,4 +31,5 @@ static void __exit test_module_exit(void)
 module_exit(test_module_exit);
 
 MODULE_AUTHOR("Kees Cook <keescook@chromium.org>");
+MODULE_DESCRIPTION("module loading subsystem test module");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_ref_tracker.c b/lib/test_ref_tracker.c
index 49970a7c96f3f46196508d1d967315ae1da52210..b983ceb12afcb84ad60360a1e6fec0072e78ef79 100644
--- a/lib/test_ref_tracker.c
+++ b/lib/test_ref_tracker.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Referrence tracker self test.
+ * Reference tracker self test.
  *
  * Copyright (c) 2021 Eric Dumazet <edumazet@google.com>
  */
@@ -112,4 +112,5 @@ static void __exit test_ref_tracker_exit(void)
 module_init(test_ref_tracker_init);
 module_exit(test_ref_tracker_exit);
 
+MODULE_DESCRIPTION("Reference tracker self test");
 MODULE_LICENSE("GPL v2");
diff --git a/lib/test_sort.c b/lib/test_sort.c
index da44951250970b6b64e03fe174f88d4cd03ec912..cd4a338d115368427523d91ef51e8c5a9e25b441 100644
--- a/lib/test_sort.c
+++ b/lib/test_sort.c
@@ -57,4 +57,5 @@ static struct kunit_suite sort_test_suite = {
 
 kunit_test_suites(&sort_test_suite);
 
+MODULE_DESCRIPTION("sort() KUnit test suite");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_static_key_base.c b/lib/test_static_key_base.c
index 5089a2e2bdd82b3ead35d6c8b8b23b3e416a60aa..9f507672afa5f49349338da66a8758c9631629bd 100644
--- a/lib/test_static_key_base.c
+++ b/lib/test_static_key_base.c
@@ -57,4 +57,5 @@ module_init(test_static_key_base_init);
 module_exit(test_static_key_base_exit);
 
 MODULE_AUTHOR("Jason Baron <jbaron@akamai.com>");
+MODULE_DESCRIPTION("Kernel module to support testing static keys");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_static_keys.c b/lib/test_static_keys.c
index 42daa74be029db9ddc0fdb8037f78f9b4137e5e3..00c715f30df9cc83c8279d373f909f19fd2c19d7 100644
--- a/lib/test_static_keys.c
+++ b/lib/test_static_keys.c
@@ -236,4 +236,5 @@ module_init(test_static_key_init);
 module_exit(test_static_key_exit);
 
 MODULE_AUTHOR("Jason Baron <jbaron@akamai.com>");
+MODULE_DESCRIPTION("Kernel module for testing static keys");
 MODULE_LICENSE("GPL");
diff --git a/lib/test_sysctl.c b/lib/test_sysctl.c
index 9321d850931ffe227965fb54e8c0132eba3dd9dd..b6696fa1d4262e28c65f19edc67343401af86fbe 100644
--- a/lib/test_sysctl.c
+++ b/lib/test_sysctl.c
@@ -280,4 +280,5 @@ static void __exit test_sysctl_exit(void)
 module_exit(test_sysctl_exit);
 
 MODULE_AUTHOR("Luis R. Rodriguez <mcgrof@kernel.org>");
+MODULE_DESCRIPTION("proc sysctl test driver");
 MODULE_LICENSE("GPL");