tree: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master head: 9555003a3373b0cb7ca753779115f1d6f96fcab1 commit: 148b974deea927f5dbb6c468af2707b488bfa2de [130/135] crypto: aes-generic - build with -Os on gcc-7+ config: powerpc-ppc6xx_defconfig (attached as .config) compiler: powerpc-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 148b974deea927f5dbb6c468af2707b488bfa2de # save the attached .config to linux build tree make.cross ARCH=powerpc All errors (new ones prefixed by >>): crypto/aes_generic.o: In function `crypto_aes_expand_key': >> (.text+0x194): undefined reference to `_restgpr_31_x' crypto/aes_generic.o: In function `crypto_aes_set_key': (.text+0x4fc): undefined reference to `_restgpr_31_x' crypto/aes_generic.o: In function `aes_encrypt': >> aes_generic.c:(.text+0x1474): undefined reference to `_restgpr_15_x' crypto/aes_generic.o: In function `aes_decrypt': aes_generic.c:(.text+0x23fc): undefined reference to `_restgpr_15_x' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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