tree: git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux topic-rpc-with-tls head: 21c40b0003975c1afe4b59126aba2c547103ccae commit: 21c40b0003975c1afe4b59126aba2c547103ccae [8/8] SUNRPC: Teach server to recognize RPC_AUTH_TLS config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20211208/202112080624.nH4NZavB-lk...) compiler: sh4-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/cel/linux.git/commit/?id=... git remote add cel git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux git fetch --no-tags cel topic-rpc-with-tls git checkout 21c40b0003975c1afe4b59126aba2c547103ccae # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=sh SHELL=/bin/bash net/sunrpc/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): 39 | [RPC_AUTH_TLS] = (struct auth_ops __force __rcu *)&svcauth_tls, | ^~~~~~~~~~~~ | RPC_AUTH_GSS net/sunrpc/svcauth.c:39:10: note: (near initialization for 'authtab') -- net/sunrpc/svcauth_unix.c: In function 'svcauth_tls_accept': 842 | rqstp->rq_cred.cr_flavor = RPC_AUTH_TLS; | ^~~~~~~~~~~~ | RPC_AUTH_GSS net/sunrpc/svcauth_unix.c:842:36: note: each undeclared identifier is reported only once for each function it appears in net/sunrpc/svcauth_unix.c: At top level: 849 | .flavour = RPC_AUTH_TLS, | ^~~~~~~~~~~~ | RPC_AUTH_GSS Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for CRYPTO_SHA1_SSSE3 Depends on CRYPTO && X86 && 64BIT Selected by - TLS_HANDSHAKE && NET && TLS && TLS_SOFTIRQ vim +39 net/sunrpc/svcauth.c 35 36 static struct auth_ops __rcu *authtab[RPC_AUTH_MAXFLAVOR] = { 37 [RPC_AUTH_NULL] = (struct auth_ops __force __rcu *)&svcauth_null, 38 [RPC_AUTH_UNIX] = (struct auth_ops __force __rcu *)&svcauth_unix, 40 }; 41 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org