* crypto/aes.c:38:1: sparse: sparse: static assertion failed: "__alignof__(struct aes_cmac_key) <= CRYPTO_MINALIGN"
@ 2026-07-31 7:08 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2026-07-31 7:08 UTC (permalink / raw)
To: Eric Biggers; +Cc: oe-kbuild-all, linux-kernel, Ard Biesheuvel
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 8ba098e6b6ff0db8edf28528d1552be261af30d4
commit: 7137cbf2b5c9feb6302d6da116eab2047c5f05d2 crypto: aes - Add cmac, xcbc, and cbcmac algorithms using library
date: 5 months ago
config: powerpc-randconfig-r131-20260731 (https://download.01.org/0day-ci/archive/20260731/202607311436.r2LOv1zf-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 9.5.0
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260731/202607311436.r2LOv1zf-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
| Fixes: 7137cbf2b5c9 ("crypto: aes - Add cmac, xcbc, and cbcmac algorithms using library")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202607311436.r2LOv1zf-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
crypto/aes.c:14:1: sparse: sparse: static assertion failed: "__alignof__(struct aes_key) <= CRYPTO_MINALIGN"
>> crypto/aes.c:38:1: sparse: sparse: static assertion failed: "__alignof__(struct aes_cmac_key) <= CRYPTO_MINALIGN"
>> crypto/aes.c:88:1: sparse: sparse: static assertion failed: "__alignof__(struct aes_enckey) <= CRYPTO_MINALIGN"
vim +38 crypto/aes.c
37
> 38 static_assert(__alignof__(struct aes_cmac_key) <= CRYPTO_MINALIGN);
39 #define AES_CMAC_KEY(tfm) ((struct aes_cmac_key *)crypto_shash_ctx(tfm))
40 #define AES_CMAC_CTX(desc) ((struct aes_cmac_ctx *)shash_desc_ctx(desc))
41
42 static int __maybe_unused crypto_aes_cmac_setkey(struct crypto_shash *tfm,
43 const u8 *in_key,
44 unsigned int key_len)
45 {
46 return aes_cmac_preparekey(AES_CMAC_KEY(tfm), in_key, key_len);
47 }
48
49 static int __maybe_unused crypto_aes_xcbc_setkey(struct crypto_shash *tfm,
50 const u8 *in_key,
51 unsigned int key_len)
52 {
53 if (key_len != AES_KEYSIZE_128)
54 return -EINVAL;
55 aes_xcbcmac_preparekey(AES_CMAC_KEY(tfm), in_key);
56 return 0;
57 }
58
59 static int __maybe_unused crypto_aes_cmac_init(struct shash_desc *desc)
60 {
61 aes_cmac_init(AES_CMAC_CTX(desc), AES_CMAC_KEY(desc->tfm));
62 return 0;
63 }
64
65 static int __maybe_unused crypto_aes_cmac_update(struct shash_desc *desc,
66 const u8 *data,
67 unsigned int len)
68 {
69 aes_cmac_update(AES_CMAC_CTX(desc), data, len);
70 return 0;
71 }
72
73 static int __maybe_unused crypto_aes_cmac_final(struct shash_desc *desc,
74 u8 *out)
75 {
76 aes_cmac_final(AES_CMAC_CTX(desc), out);
77 return 0;
78 }
79
80 static int __maybe_unused crypto_aes_cmac_digest(struct shash_desc *desc,
81 const u8 *data,
82 unsigned int len, u8 *out)
83 {
84 aes_cmac(AES_CMAC_KEY(desc->tfm), data, len, out);
85 return 0;
86 }
87
> 88 static_assert(__alignof__(struct aes_enckey) <= CRYPTO_MINALIGN);
89 #define AES_CBCMAC_KEY(tfm) ((struct aes_enckey *)crypto_shash_ctx(tfm))
90 #define AES_CBCMAC_CTX(desc) ((struct aes_cbcmac_ctx *)shash_desc_ctx(desc))
91
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
* crypto/aes.c:38:1: sparse: sparse: static assertion failed: "__alignof__(struct aes_cmac_key) <= CRYPTO_MINALIGN"
@ 2026-05-25 7:27 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2026-05-25 7:27 UTC (permalink / raw)
To: Eric Biggers; +Cc: oe-kbuild-all, linux-kernel, Ard Biesheuvel
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e7ae89a0c97ce2b68b0983cd01eda67cf373517d
commit: 7137cbf2b5c9feb6302d6da116eab2047c5f05d2 crypto: aes - Add cmac, xcbc, and cbcmac algorithms using library
date: 3 months ago
config: powerpc-randconfig-r113-20260525 (https://download.01.org/0day-ci/archive/20260525/202605251540.pExoRJXl-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 14.3.0
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260525/202605251540.pExoRJXl-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
| Fixes: 7137cbf2b5c9 ("crypto: aes - Add cmac, xcbc, and cbcmac algorithms using library")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202605251540.pExoRJXl-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
crypto/aes.c:14:1: sparse: sparse: static assertion failed: "__alignof__(struct aes_key) <= CRYPTO_MINALIGN"
>> crypto/aes.c:38:1: sparse: sparse: static assertion failed: "__alignof__(struct aes_cmac_key) <= CRYPTO_MINALIGN"
>> crypto/aes.c:88:1: sparse: sparse: static assertion failed: "__alignof__(struct aes_enckey) <= CRYPTO_MINALIGN"
vim +38 crypto/aes.c
37
> 38 static_assert(__alignof__(struct aes_cmac_key) <= CRYPTO_MINALIGN);
39 #define AES_CMAC_KEY(tfm) ((struct aes_cmac_key *)crypto_shash_ctx(tfm))
40 #define AES_CMAC_CTX(desc) ((struct aes_cmac_ctx *)shash_desc_ctx(desc))
41
42 static int __maybe_unused crypto_aes_cmac_setkey(struct crypto_shash *tfm,
43 const u8 *in_key,
44 unsigned int key_len)
45 {
46 return aes_cmac_preparekey(AES_CMAC_KEY(tfm), in_key, key_len);
47 }
48
49 static int __maybe_unused crypto_aes_xcbc_setkey(struct crypto_shash *tfm,
50 const u8 *in_key,
51 unsigned int key_len)
52 {
53 if (key_len != AES_KEYSIZE_128)
54 return -EINVAL;
55 aes_xcbcmac_preparekey(AES_CMAC_KEY(tfm), in_key);
56 return 0;
57 }
58
59 static int __maybe_unused crypto_aes_cmac_init(struct shash_desc *desc)
60 {
61 aes_cmac_init(AES_CMAC_CTX(desc), AES_CMAC_KEY(desc->tfm));
62 return 0;
63 }
64
65 static int __maybe_unused crypto_aes_cmac_update(struct shash_desc *desc,
66 const u8 *data,
67 unsigned int len)
68 {
69 aes_cmac_update(AES_CMAC_CTX(desc), data, len);
70 return 0;
71 }
72
73 static int __maybe_unused crypto_aes_cmac_final(struct shash_desc *desc,
74 u8 *out)
75 {
76 aes_cmac_final(AES_CMAC_CTX(desc), out);
77 return 0;
78 }
79
80 static int __maybe_unused crypto_aes_cmac_digest(struct shash_desc *desc,
81 const u8 *data,
82 unsigned int len, u8 *out)
83 {
84 aes_cmac(AES_CMAC_KEY(desc->tfm), data, len, out);
85 return 0;
86 }
87
> 88 static_assert(__alignof__(struct aes_enckey) <= CRYPTO_MINALIGN);
89 #define AES_CBCMAC_KEY(tfm) ((struct aes_enckey *)crypto_shash_ctx(tfm))
90 #define AES_CBCMAC_CTX(desc) ((struct aes_cbcmac_ctx *)shash_desc_ctx(desc))
91
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
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