linux-kernel - Re: [PATCH v1 07/10] crypto: implement KFuzzTest targets for PKCS7 and RSA parsing

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Message-ID: <202509180721.GaBOMCkp-lkp@intel.com>
Date: Thu, 18 Sep 2025 07:37:10 +0800
From: kernel test robot <lkp@...el.com>
To: Ethan Graham <ethan.w.s.graham@...il.com>, ethangraham@...gle.com,
	glider@...gle.com
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	andreyknvl@...il.com, andy@...nel.org, brauner@...nel.org,
	brendan.higgins@...ux.dev, davem@...emloft.net, davidgow@...gle.com,
	dhowells@...hat.com, dvyukov@...gle.com, elver@...gle.com,
	herbert@...dor.apana.org.au, ignat@...udflare.com, jack@...e.cz,
	jannh@...gle.com, johannes@...solutions.net,
	kasan-dev@...glegroups.com, kees@...nel.org,
	kunit-dev@...glegroups.com, linux-crypto@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org, lukas@...ner.de,
	rmoar@...gle.com, shuah@...nel.org, tarasmadan@...gle.com
Subject: Re: [PATCH v1 07/10] crypto: implement KFuzzTest targets for PKCS7
 and RSA parsing

Hi Ethan,

kernel test robot noticed the following build errors:

[auto build test ERROR on akpm-mm/mm-nonmm-unstable]
[also build test ERROR on herbert-cryptodev-2.6/master herbert-crypto-2.6/master linus/master v6.17-rc6 next-20250917]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Ethan-Graham/mm-kasan-implement-kasan_poison_range/20250916-210448
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable
patch link:    https://lore.kernel.org/r/20250916090109.91132-8-ethan.w.s.graham%40gmail.com
patch subject: [PATCH v1 07/10] crypto: implement KFuzzTest targets for PKCS7 and RSA parsing
config: x86_64-randconfig-075-20250918 (https://download.01.org/0day-ci/archive/20250918/202509180721.GaBOMCkp-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250918/202509180721.GaBOMCkp-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202509180721.GaBOMCkp-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: pkcs7_parse_message
   >>> referenced by pkcs7_kfuzz.c:21 (crypto/asymmetric_keys/tests/pkcs7_kfuzz.c:21)
   >>>               vmlinux.o:(kfuzztest_write_cb_test_pkcs7_parse_message)
--
>> ld.lld: error: undefined symbol: rsa_parse_pub_key
   >>> referenced by rsa_helper_kfuzz.c:22 (crypto/asymmetric_keys/tests/rsa_helper_kfuzz.c:22)
   >>>               vmlinux.o:(kfuzztest_write_cb_test_rsa_parse_pub_key)
--
>> ld.lld: error: undefined symbol: rsa_parse_priv_key
   >>> referenced by rsa_helper_kfuzz.c:37 (crypto/asymmetric_keys/tests/rsa_helper_kfuzz.c:37)
   >>>               vmlinux.o:(kfuzztest_write_cb_test_rsa_parse_priv_key)

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki