tree: https://android.googlesource.com/kernel/goldfish android-3.18 head: e4742bb317218e1c75c86aa765e50cdd06d2c007 commit: b0b3266cbcbe8f9b81cb9b5b1e6cf656e774fc5c [74/187] rxrpc: Fix rxkad token xdr encoding config: sh-randconfig-s031-20210213 (attached as .config) compiler: sh4-linux-gcc (GCC) 5.5.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-215-g0fb77bb6-dirty git remote add android-goldfish https://android.googlesource.com/kernel/goldfish git fetch --no-tags android-goldfish android-3.18 git checkout b0b3266cbcbe8f9b81cb9b5b1e6cf656e774fc5c # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-5.5.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sh If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; "sparse warnings: (new ones prefixed by >>)" net/rxrpc/ar-key.c:1188:25: sparse: expected void *__to net/rxrpc/ar-key.c:1188:25: sparse: got restricted __be32 [noderef] [usertype] <asn:1> *[assigned] xdr net/rxrpc/ar-key.c:1188:25: sparse: sparse: cast removes address space '<asn:1>' of expression net/rxrpc/ar-key.c: note: in included file (through include/net/checksum.h, include/linux/skbuff.h): arch/sh/include/asm/uaccess.h:154:47: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *from @@ got void const [noderef] <asn:1> *from @@ arch/sh/include/asm/uaccess.h:154:47: sparse: expected void const *from arch/sh/include/asm/uaccess.h:154:47: sparse: got void const [noderef] <asn:1> *from arch/sh/include/asm/uaccess.h:154:47: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *from @@ got void const [noderef] <asn:1> *from @@ arch/sh/include/asm/uaccess.h:154:47: sparse: expected void const *from arch/sh/include/asm/uaccess.h:154:47: sparse: got void const [noderef] <asn:1> *from arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to arch/sh/include/asm/uaccess.h:169:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@ arch/sh/include/asm/uaccess.h:169:36: sparse: expected void *to arch/sh/include/asm/uaccess.h:169:36: sparse: got void [noderef] <asn:1> *to cc1: warning: arch/sh/include/cpu-sh2a: No such file or directory [-Wmissing-include-dirs] cc1: warning: arch/sh/include/cpu-sh2: No such file or directory [-Wmissing-include-dirs] cc1: warning: arch/sh/include/cpu-common: No such file or directory [-Wmissing-include-dirs] cc1: warning: arch/sh/include/mach-common: No such file or directory [-Wmissing-include-dirs] cc1: warning: arch/sh/include/cpu-sh2a: No such file or directory [-Wmissing-include-dirs] cc1: warning: arch/sh/include/cpu-sh2: No such file or directory [-Wmissing-include-dirs] cc1: warning: arch/sh/include/cpu-common: No such file or directory [-Wmissing-include-dirs] cc1: warning: arch/sh/include/mach-common: No such file or directory [-Wmissing-include-dirs] In file included from net/rxrpc/ar-key.c:17:0: include/linux/skbuff.h: In function 'skb_can_coalesce': include/linux/skbuff.h:2528:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] off == frag->page_offset + skb_frag_size(frag); vim +1188 net/rxrpc/ar-key.c 1129 1130 if (!buffer || buflen < size) 1131 return size; 1132 1133 xdr = (__be32 __user *) buffer; 1134 zero = 0; 1135 #define ENCODE(x) \ 1136 do { \ 1137 __be32 y = htonl(x); \ 1138 if (put_user(y, xdr++) < 0) \ 1139 goto fault; \ 1140 } while(0) 1141 #define ENCODE_DATA(l, s) \ 1142 do { \ 1143 u32 _l = (l); \ 1144 ENCODE(l); \ 1145 if (copy_to_user(xdr, (s), _l) != 0) \ 1146 goto fault; \ 1147 if (_l & 3 && \ 1148 copy_to_user((u8 __user *)xdr + _l, &zero, 4 - (_l & 3)) != 0) \ 1149 goto fault; \ 1150 xdr += (_l + 3) >> 2; \ 1151 } while(0) 1152 #define ENCODE_BYTES(l, s) \ 1153 do { \ 1154 u32 _l = (l); \ 1155 memcpy(xdr, (s), _l); \ 1156 if (_l & 3) \ 1157 memcpy((u8 *)xdr + _l, &zero, 4 - (_l & 3)); \ 1158 xdr += (_l + 3) >> 2; \ 1159 } while(0) 1160 #define ENCODE64(x) \ 1161 do { \ 1162 __be64 y = cpu_to_be64(x); \ 1163 if (copy_to_user(xdr, &y, 8) != 0) \ 1164 goto fault; \ 1165 xdr += 8 >> 2; \ 1166 } while(0) 1167 #define ENCODE_STR(s) \ 1168 do { \ 1169 const char *_s = (s); \ 1170 ENCODE_DATA(strlen(_s), _s); \ 1171 } while(0) 1172 1173 ENCODE(0); /* flags */ 1174 ENCODE_DATA(cnlen, key->description + 4); /* cellname */ 1175 ENCODE(ntoks); 1176 1177 tok = 0; 1178 for (token = key->payload.data; token; token = token->next) { 1179 toksize = toksizes[tok++]; 1180 ENCODE(toksize); 1181 oldxdr = xdr; 1182 ENCODE(token->security_index); 1183 1184 switch (token->security_index) { 1185 case RXRPC_SECURITY_RXKAD: 1186 ENCODE(token->kad->vice_id); 1187 ENCODE(token->kad->kvno); 1189 ENCODE(token->kad->start); 1190 ENCODE(token->kad->expiry); 1191 ENCODE(token->kad->primary_flag); 1192 ENCODE_DATA(token->kad->ticket_len, token->kad->ticket); 1193 break; 1194 1195 case RXRPC_SECURITY_RXK5: 1196 princ = &token->k5->client; 1197 ENCODE(princ->n_name_parts); 1198 for (loop = 0; loop < princ->n_name_parts; loop++) 1199 ENCODE_STR(princ->name_parts[loop]); 1200 ENCODE_STR(princ->realm); 1201 1202 princ = &token->k5->server; 1203 ENCODE(princ->n_name_parts); 1204 for (loop = 0; loop < princ->n_name_parts; loop++) 1205 ENCODE_STR(princ->name_parts[loop]); 1206 ENCODE_STR(princ->realm); 1207 1208 ENCODE(token->k5->session.tag); 1209 ENCODE_DATA(token->k5->session.data_len, 1210 token->k5->session.data); 1211 1212 ENCODE64(token->k5->authtime); 1213 ENCODE64(token->k5->starttime); 1214 ENCODE64(token->k5->endtime); 1215 ENCODE64(token->k5->renew_till); 1216 ENCODE(token->k5->is_skey); 1217 ENCODE(token->k5->flags); 1218 1219 ENCODE(token->k5->n_addresses); 1220 for (loop = 0; loop < token->k5->n_addresses; loop++) { 1221 ENCODE(token->k5->addresses[loop].tag); 1222 ENCODE_DATA(token->k5->addresses[loop].data_len, 1223 token->k5->addresses[loop].data); 1224 } 1225 1226 ENCODE_DATA(token->k5->ticket_len, token->k5->ticket); 1227 ENCODE_DATA(token->k5->ticket2_len, token->k5->ticket2); 1228 1229 ENCODE(token->k5->n_authdata); 1230 for (loop = 0; loop < token->k5->n_authdata; loop++) { 1231 ENCODE(token->k5->authdata[loop].tag); 1232 ENCODE_DATA(token->k5->authdata[loop].data_len, 1233 token->k5->authdata[loop].data); 1234 } 1235 break; 1236 1237 default: 1238 BUG(); 1239 break; 1240 } 1241 1242 ASSERTCMP((unsigned long)xdr - (unsigned long)oldxdr, ==, 1243 toksize); 1244 } 1245 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org