From: kernel test robot <lkp@intel.com>
To: Seung-Woo Kim <sw0312.kim@samsung.com>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
"Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>,
Florian Fainelli <f.fainelli@gmail.com>
Subject: lib/crypto/chacha.c:64:1: warning: the frame size of 1600 bytes is larger than 1024 bytes
Date: Fri, 7 Jul 2023 06:50:57 +0800 [thread overview]
Message-ID: <202307070612.8DMHJyR2-lkp@intel.com> (raw)
Hi Seung-Woo,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: a452483508d7b70b0f6c69e249ec0b3ea2330b5c
commit: d539fee9f825b0c8eac049732c83562b28a483b5 ARM: 9253/1: ubsan: select ARCH_HAS_UBSAN_SANITIZE_ALL
date: 8 months ago
config: arm-randconfig-r015-20230707 (https://download.01.org/0day-ci/archive/20230707/202307070612.8DMHJyR2-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230707/202307070612.8DMHJyR2-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307070612.8DMHJyR2-lkp@intel.com/
All warnings (new ones prefixed by >>):
lib/crypto/chacha.c: In function 'chacha_permute':
>> lib/crypto/chacha.c:64:1: warning: the frame size of 1600 bytes is larger than 1024 bytes [-Wframe-larger-than=]
64 | }
| ^
--
drivers/crypto/ccree/cc_hash.c: In function 'cc_hash_setkey':
>> drivers/crypto/ccree/cc_hash.c:919:1: warning: the frame size of 1056 bytes is larger than 1024 bytes [-Wframe-larger-than=]
919 | }
| ^
vim +64 lib/crypto/chacha.c
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 15
1ca1b917940c24 lib/chacha.c Eric Biggers 2018-11-16 16 static void chacha_permute(u32 *x, int nrounds)
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 17 {
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 18 int i;
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 19
1ca1b917940c24 lib/chacha.c Eric Biggers 2018-11-16 20 /* whitelist the allowed round counts */
aa7624093cb7fb lib/chacha.c Eric Biggers 2018-11-16 21 WARN_ON_ONCE(nrounds != 20 && nrounds != 12);
1ca1b917940c24 lib/chacha.c Eric Biggers 2018-11-16 22
1ca1b917940c24 lib/chacha.c Eric Biggers 2018-11-16 23 for (i = 0; i < nrounds; i += 2) {
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 24 x[0] += x[4]; x[12] = rol32(x[12] ^ x[0], 16);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 25 x[1] += x[5]; x[13] = rol32(x[13] ^ x[1], 16);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 26 x[2] += x[6]; x[14] = rol32(x[14] ^ x[2], 16);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 27 x[3] += x[7]; x[15] = rol32(x[15] ^ x[3], 16);
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 28
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 29 x[8] += x[12]; x[4] = rol32(x[4] ^ x[8], 12);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 30 x[9] += x[13]; x[5] = rol32(x[5] ^ x[9], 12);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 31 x[10] += x[14]; x[6] = rol32(x[6] ^ x[10], 12);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 32 x[11] += x[15]; x[7] = rol32(x[7] ^ x[11], 12);
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 33
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 34 x[0] += x[4]; x[12] = rol32(x[12] ^ x[0], 8);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 35 x[1] += x[5]; x[13] = rol32(x[13] ^ x[1], 8);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 36 x[2] += x[6]; x[14] = rol32(x[14] ^ x[2], 8);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 37 x[3] += x[7]; x[15] = rol32(x[15] ^ x[3], 8);
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 38
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 39 x[8] += x[12]; x[4] = rol32(x[4] ^ x[8], 7);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 40 x[9] += x[13]; x[5] = rol32(x[5] ^ x[9], 7);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 41 x[10] += x[14]; x[6] = rol32(x[6] ^ x[10], 7);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 42 x[11] += x[15]; x[7] = rol32(x[7] ^ x[11], 7);
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 43
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 44 x[0] += x[5]; x[15] = rol32(x[15] ^ x[0], 16);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 45 x[1] += x[6]; x[12] = rol32(x[12] ^ x[1], 16);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 46 x[2] += x[7]; x[13] = rol32(x[13] ^ x[2], 16);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 47 x[3] += x[4]; x[14] = rol32(x[14] ^ x[3], 16);
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 48
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 49 x[10] += x[15]; x[5] = rol32(x[5] ^ x[10], 12);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 50 x[11] += x[12]; x[6] = rol32(x[6] ^ x[11], 12);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 51 x[8] += x[13]; x[7] = rol32(x[7] ^ x[8], 12);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 52 x[9] += x[14]; x[4] = rol32(x[4] ^ x[9], 12);
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 53
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 54 x[0] += x[5]; x[15] = rol32(x[15] ^ x[0], 8);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 55 x[1] += x[6]; x[12] = rol32(x[12] ^ x[1], 8);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 56 x[2] += x[7]; x[13] = rol32(x[13] ^ x[2], 8);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 57 x[3] += x[4]; x[14] = rol32(x[14] ^ x[3], 8);
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 58
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 59 x[10] += x[15]; x[5] = rol32(x[5] ^ x[10], 7);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 60 x[11] += x[12]; x[6] = rol32(x[6] ^ x[11], 7);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 61 x[8] += x[13]; x[7] = rol32(x[7] ^ x[8], 7);
7660b1fb367eb3 lib/chacha20.c Eric Biggers 2017-12-31 62 x[9] += x[14]; x[4] = rol32(x[4] ^ x[9], 7);
e192be9d9a3055 lib/chacha20.c Theodore Ts'o 2016-06-12 63 }
dd333449d0fb66 lib/chacha20.c Eric Biggers 2018-11-16 @64 }
dd333449d0fb66 lib/chacha20.c Eric Biggers 2018-11-16 65
:::::: The code at line 64 was first introduced by commit
:::::: dd333449d0fb667c5250c42488a7e90470e16c77 crypto: chacha20-generic - add HChaCha20 library function
:::::: TO: Eric Biggers <ebiggers@google.com>
:::::: CC: Herbert Xu <herbert@gondor.apana.org.au>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2023-07-06 22:52 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202307070612.8DMHJyR2-lkp@intel.com \
--to=lkp@intel.com \
--cc=f.fainelli@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=oe-kbuild-all@lists.linux.dev \
--cc=rmk+kernel@armlinux.org.uk \
--cc=sw0312.kim@samsung.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox