[kbuild-all] [dhowells-fs:keys-next 1/2] include/crypto/poly1305.h:67: undefined reference to `poly1305_init_arch'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git keys-next head: 8d1b9386960784b981ccfabe45f269eba871876a commit: f22998a0de8af7f28916c3a7f4c4c01232fab1c2 [1/2] security/keys: rewrite big_key crypto to use library interface config: x86_64-fedora-25 (attached as .config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce: git checkout f22998a0de8af7f28916c3a7f4c4c01232fab1c2 # save the attached .config to linux build tree make ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): ld: lib/crypto/chacha20poly1305.o: in function `chacha_crypt': ld: lib/crypto/chacha20poly1305.o: in function `poly1305_init': ld: lib/crypto/chacha20poly1305.o: in function `poly1305_update': ld: lib/crypto/chacha20poly1305.o: in function `chacha_crypt': ld: lib/crypto/chacha20poly1305.o: in function `poly1305_update': >> ld: include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' >> ld: include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' ld: lib/crypto/chacha20poly1305.o: in function `poly1305_final': ld: lib/crypto/chacha20poly1305.o: in function `poly1305_update': ld: lib/crypto/chacha20poly1305.o: in function `chacha_init': ld: lib/crypto/chacha20poly1305.o: in function `hchacha_block': ld: lib/crypto/chacha20poly1305.o: in function `chacha_init': ld: lib/crypto/chacha20poly1305.o: in function `chacha_crypt': ld: lib/crypto/chacha20poly1305.o: in function `poly1305_init': ld: lib/crypto/chacha20poly1305.o: in function `poly1305_update': >> ld: include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' >> ld: include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' ld: lib/crypto/chacha20poly1305.o: in function `poly1305_final': ld: lib/crypto/chacha20poly1305.o: in function `chacha_crypt': ld: lib/crypto/chacha20poly1305.o: in function `poly1305_update': include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' ld: include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' ld: lib/crypto/chacha20poly1305.o: in function `chacha_init': include/crypto/chacha.h:78: undefined reference to `chacha_init_arch' ld: include/crypto/chacha.h:78: undefined reference to `chacha_init_arch' ld: lib/crypto/chacha20poly1305.o: in function `chacha_crypt': include/crypto/chacha.h:92: undefined reference to `chacha_crypt_arch' ld: lib/crypto/chacha20poly1305.o: in function `poly1305_init': include/crypto/poly1305.h:67: undefined reference to `poly1305_init_arch' ld: lib/crypto/chacha20poly1305.o: in function `chacha_crypt': include/crypto/chacha.h:92: undefined reference to `chacha_crypt_arch' ld: lib/crypto/chacha20poly1305.o: in function `poly1305_update': include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' ld: include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' ld: include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' ld: lib/crypto/chacha20poly1305.o: in function `poly1305_final': include/crypto/poly1305.h:92: undefined reference to `poly1305_final_arch' ld: lib/crypto/chacha20poly1305.o: in function `chacha_crypt': include/crypto/chacha.h:92: undefined reference to `chacha_crypt_arch' ld: lib/crypto/chacha20poly1305.o: in function `poly1305_final': include/crypto/poly1305.h:92: undefined reference to `poly1305_final_arch' ld: lib/crypto/chacha20poly1305.o: in function `poly1305_update': include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' ld: include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' ld: include/crypto/poly1305.h:81: undefined reference to `poly1305_update_arch' ld: lib/crypto/chacha20poly1305.o: in function `poly1305_final': include/crypto/poly1305.h:92: undefined reference to `poly1305_final_arch' vim +67 include/crypto/poly1305.h a1d93064094cc5 Ard Biesheuvel 2019-11-08 63 a1d93064094cc5 Ard Biesheuvel 2019-11-08 64 static inline void poly1305_init(struct poly1305_desc_ctx *desc, const u8 *key) a1d93064094cc5 Ard Biesheuvel 2019-11-08 65 { a1d93064094cc5 Ard Biesheuvel 2019-11-08 66 if (IS_ENABLED(CONFIG_CRYPTO_ARCH_HAVE_LIB_POLY1305)) a1d93064094cc5 Ard Biesheuvel 2019-11-08 @67 poly1305_init_arch(desc, key); a1d93064094cc5 Ard Biesheuvel 2019-11-08 68 else a1d93064094cc5 Ard Biesheuvel 2019-11-08 69 poly1305_init_generic(desc, key); a1d93064094cc5 Ard Biesheuvel 2019-11-08 70 } a1d93064094cc5 Ard Biesheuvel 2019-11-08 71 a1d93064094cc5 Ard Biesheuvel 2019-11-08 72 void poly1305_update_arch(struct poly1305_desc_ctx *desc, const u8 *src, a1d93064094cc5 Ard Biesheuvel 2019-11-08 73 unsigned int nbytes); a1d93064094cc5 Ard Biesheuvel 2019-11-08 74 void poly1305_update_generic(struct poly1305_desc_ctx *desc, const u8 *src, a1d93064094cc5 Ard Biesheuvel 2019-11-08 75 unsigned int nbytes); a1d93064094cc5 Ard Biesheuvel 2019-11-08 76 a1d93064094cc5 Ard Biesheuvel 2019-11-08 77 static inline void poly1305_update(struct poly1305_desc_ctx *desc, a1d93064094cc5 Ard Biesheuvel 2019-11-08 78 const u8 *src, unsigned int nbytes) a1d93064094cc5 Ard Biesheuvel 2019-11-08 79 { a1d93064094cc5 Ard Biesheuvel 2019-11-08 80 if (IS_ENABLED(CONFIG_CRYPTO_ARCH_HAVE_LIB_POLY1305)) a1d93064094cc5 Ard Biesheuvel 2019-11-08 @81 poly1305_update_arch(desc, src, nbytes); a1d93064094cc5 Ard Biesheuvel 2019-11-08 82 else a1d93064094cc5 Ard Biesheuvel 2019-11-08 83 poly1305_update_generic(desc, src, nbytes); a1d93064094cc5 Ard Biesheuvel 2019-11-08 84 } a1d93064094cc5 Ard Biesheuvel 2019-11-08 85 a1d93064094cc5 Ard Biesheuvel 2019-11-08 86 void poly1305_final_arch(struct poly1305_desc_ctx *desc, u8 *digest); a1d93064094cc5 Ard Biesheuvel 2019-11-08 87 void poly1305_final_generic(struct poly1305_desc_ctx *desc, u8 *digest); a1d93064094cc5 Ard Biesheuvel 2019-11-08 88 a1d93064094cc5 Ard Biesheuvel 2019-11-08 89 static inline void poly1305_final(struct poly1305_desc_ctx *desc, u8 *digest) a1d93064094cc5 Ard Biesheuvel 2019-11-08 90 { a1d93064094cc5 Ard Biesheuvel 2019-11-08 91 if (IS_ENABLED(CONFIG_CRYPTO_ARCH_HAVE_LIB_POLY1305)) a1d93064094cc5 Ard Biesheuvel 2019-11-08 @92 poly1305_final_arch(desc, digest); a1d93064094cc5 Ard Biesheuvel 2019-11-08 93 else a1d93064094cc5 Ard Biesheuvel 2019-11-08 94 poly1305_final_generic(desc, digest); a1d93064094cc5 Ard Biesheuvel 2019-11-08 95 } a1d93064094cc5 Ard Biesheuvel 2019-11-08 96 :::::: The code at line 67 was first introduced by commit :::::: a1d93064094cc5e24d64e35cf093e7191d0c9344 crypto: poly1305 - expose init/update/final library interface :::::: TO: Ard Biesheuvel <ardb(a)kernel.org&gt; :::::: CC: Herbert Xu <herbert(a)gondor.apana.org.au&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org