Hi Andrii, kernel test robot noticed the following build errors: [auto build test ERROR on bpf-next/master] url: https://github.com/intel-lab-lkp/linux/commits/Andrii-Nakryiko/bpf-align-CAP_NET_ADMIN-checks-with-bpf_capable-approach/20231104-031714 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master patch link: https://lore.kernel.org/r/20231103190523.6353-12-andrii%40kernel.org patch subject: [PATCH v9 bpf-next 11/17] bpf,lsm: add BPF token LSM hooks config: m68k-defconfig (https://download.01.org/0day-ci/archive/20231104/202311040829.XrnpSV8z-lkp@xxxxxxxxx/config) compiler: m68k-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231104/202311040829.XrnpSV8z-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202311040829.XrnpSV8z-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from include/net/scm.h:8, from include/linux/netlink.h:9, from include/uapi/linux/neighbour.h:6, from include/linux/netdevice.h:45, from include/net/sock.h:46, from include/linux/tcp.h:19, from include/linux/ipv6.h:95, from include/net/ipv6.h:12, from include/linux/sunrpc/addr.h:14, from fs/nfsd/nfsd.h:22, from fs/nfsd/state.h:42, from fs/nfsd/xdr4.h:40, from fs/nfsd/trace.h:17, from fs/nfsd/trace.c:4: >> include/linux/security.h:2084:92: error: parameter 2 ('cmd') has incomplete type 2084 | static inline int security_bpf_token_allow_cmd(const struct bpf_token *token, enum bpf_cmd cmd) | ~~~~~~~~~~~~~^~~ >> include/linux/security.h:2084:19: error: function declaration isn't a prototype [-Werror=strict-prototypes] 2084 | static inline int security_bpf_token_allow_cmd(const struct bpf_token *token, enum bpf_cmd cmd) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from include/net/scm.h:8, from include/linux/netlink.h:9, from include/uapi/linux/neighbour.h:6, from include/linux/netdevice.h:45, from include/net/sock.h:46, from include/linux/tcp.h:19, from include/linux/ipv6.h:95, from include/net/ipv6.h:12, from include/linux/sunrpc/addr.h:14, from fs/nfsd/nfsd.h:22, from fs/nfsd/export.c:21: >> include/linux/security.h:2084:92: error: parameter 2 ('cmd') has incomplete type 2084 | static inline int security_bpf_token_allow_cmd(const struct bpf_token *token, enum bpf_cmd cmd) | ~~~~~~~~~~~~~^~~ >> include/linux/security.h:2084:19: error: function declaration isn't a prototype [-Werror=strict-prototypes] 2084 | static inline int security_bpf_token_allow_cmd(const struct bpf_token *token, enum bpf_cmd cmd) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ fs/nfsd/export.c: In function 'exp_rootfh': fs/nfsd/export.c:1017:34: warning: variable 'inode' set but not used [-Wunused-but-set-variable] 1017 | struct inode *inode; | ^~~~~ cc1: some warnings being treated as errors -- In file included from include/net/scm.h:8, from include/linux/netlink.h:9, from include/uapi/linux/neighbour.h:6, from include/linux/netdevice.h:45, from include/net/sock.h:46, from include/linux/tcp.h:19, from include/linux/ipv6.h:95, from include/net/ipv6.h:12, from include/linux/sunrpc/addr.h:14, from fs/nfsd/nfsd.h:22, from fs/nfsd/state.h:42, from fs/nfsd/xdr4.h:40, from fs/nfsd/trace.h:17, from fs/nfsd/trace.c:4: >> include/linux/security.h:2084:92: error: parameter 2 ('cmd') has incomplete type 2084 | static inline int security_bpf_token_allow_cmd(const struct bpf_token *token, enum bpf_cmd cmd) | ~~~~~~~~~~~~~^~~ >> include/linux/security.h:2084:19: error: function declaration isn't a prototype [-Werror=strict-prototypes] 2084 | static inline int security_bpf_token_allow_cmd(const struct bpf_token *token, enum bpf_cmd cmd) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from fs/nfsd/trace.h:1958: include/trace/define_trace.h:95:42: fatal error: ./trace.h: No such file or directory 95 | #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) | ^ cc1: some warnings being treated as errors compilation terminated. vim +2084 include/linux/security.h 2083 > 2084 static inline int security_bpf_token_allow_cmd(const struct bpf_token *token, enum bpf_cmd cmd) 2085 { 2086 return 0; 2087 } 2088 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki