crypto/ahash.c:1073:1: warning: the frame size of 1040 bytes is larger than 1024 bytes
From: kernel test robot
Date: Fri Dec 26 2025 - 16:02:40 EST
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 3f0e9c8cefa913dd9bd1d79b9a68896ea130f106
commit: 9d9b193ed73a65ec47cf1fd39925b09da8216461 crypto: hash - Increase HASH_MAX_DESCSIZE for hmac(sha3-224-s390)
date: 5 months ago
config: mips-lemote2f_defconfig (https://download.01.org/0day-ci/archive/20251227/202512270438.YfZ22yXt-lkp@xxxxxxxxx/config)
compiler: mips64-linux-gcc (GCC) 15.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251227/202512270438.YfZ22yXt-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202512270438.YfZ22yXt-lkp@xxxxxxxxx/
All warnings (new ones prefixed by >>):
crypto/ahash.c: In function 'crypto_hash_digest':
>> crypto/ahash.c:1073:1: warning: the frame size of 1040 bytes is larger than 1024 bytes [-Wframe-larger-than=]
1073 | }
| ^
--
crypto/hmac.c: In function 'hmac_setkey_ahash':
>> crypto/hmac.c:301:1: warning: the frame size of 1040 bytes is larger than 1024 bytes [-Wframe-larger-than=]
301 | }
| ^
vim +1073 crypto/ahash.c
04bfa4c7d5119c Herbert Xu 2025-04-12 1059
04bfa4c7d5119c Herbert Xu 2025-04-12 1060 int crypto_hash_digest(struct crypto_ahash *tfm, const u8 *data,
04bfa4c7d5119c Herbert Xu 2025-04-12 1061 unsigned int len, u8 *out)
04bfa4c7d5119c Herbert Xu 2025-04-12 1062 {
19da081a28c95f Herbert Xu 2025-04-23 1063 HASH_REQUEST_ON_STACK(req, crypto_ahash_fb(tfm));
04bfa4c7d5119c Herbert Xu 2025-04-12 1064 int err;
04bfa4c7d5119c Herbert Xu 2025-04-12 1065
04bfa4c7d5119c Herbert Xu 2025-04-12 1066 ahash_request_set_callback(req, 0, NULL, NULL);
04bfa4c7d5119c Herbert Xu 2025-04-12 1067 ahash_request_set_virt(req, data, out, len);
04bfa4c7d5119c Herbert Xu 2025-04-12 1068 err = crypto_ahash_digest(req);
04bfa4c7d5119c Herbert Xu 2025-04-12 1069
04bfa4c7d5119c Herbert Xu 2025-04-12 1070 ahash_request_zero(req);
04bfa4c7d5119c Herbert Xu 2025-04-12 1071
04bfa4c7d5119c Herbert Xu 2025-04-12 1072 return err;
04bfa4c7d5119c Herbert Xu 2025-04-12 @1073 }
04bfa4c7d5119c Herbert Xu 2025-04-12 1074 EXPORT_SYMBOL_GPL(crypto_hash_digest);
04bfa4c7d5119c Herbert Xu 2025-04-12 1075
:::::: The code at line 1073 was first introduced by commit
:::::: 04bfa4c7d5119ca38f8133bfdae7957a60c8b221 crypto: hash - Add HASH_REQUEST_ON_STACK
:::::: TO: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
:::::: CC: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
--
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