tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.19.y head: 5a3ba2f90f8789162a03e07a37224bab4c643d1d commit: b97ed64cf80b072cb765c3b9389a7f19df2dd595 [3882/4040] init/Kconfig: make COMPILE_TEST depend on !S390 config: s390-randconfig-r012-20210830 (attached as .config) compiler: s390-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=b97ed64cf80b072cb765c3b9389a7f19df2dd595 git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git fetch --no-tags linux-stable-rc linux-4.19.y git checkout b97ed64cf80b072cb765c3b9389a7f19df2dd595 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): crypto/sha3_generic.c: In function 'keccakf': >> crypto/sha3_generic.c:164:1: warning: the frame size of 3480 bytes is larger than 2048 bytes [-Wframe-larger-than=] 164 | } | ^ vim +164 crypto/sha3_generic.c 4767b9ad7d762876 Ard Biesheuvel 2018-01-27 154 f044a84e040b85cd Dmitry Vyukov 2018-06-08 155 static void keccakf(u64 st[25]) 4767b9ad7d762876 Ard Biesheuvel 2018-01-27 156 { 4767b9ad7d762876 Ard Biesheuvel 2018-01-27 157 int round; 53964b9ee63b7075 Jeff Garzik 2016-06-17 158 4767b9ad7d762876 Ard Biesheuvel 2018-01-27 159 for (round = 0; round < KECCAK_ROUNDS; round++) { 4767b9ad7d762876 Ard Biesheuvel 2018-01-27 160 keccakf_round(st); 53964b9ee63b7075 Jeff Garzik 2016-06-17 161 /* Iota */ 53964b9ee63b7075 Jeff Garzik 2016-06-17 162 st[0] ^= keccakf_rndc[round]; 53964b9ee63b7075 Jeff Garzik 2016-06-17 163 } 53964b9ee63b7075 Jeff Garzik 2016-06-17 @164 } 53964b9ee63b7075 Jeff Garzik 2016-06-17 165 :::::: The code at line 164 was first introduced by commit :::::: 53964b9ee63b7075931b8df85307c449da564b50 crypto: sha3 - Add SHA-3 hash algorithm :::::: TO: Jeff Garzik :::::: CC: Herbert Xu --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org