[kbuild-all] [cel:topic-rpc-with-tls-upcall 15/18] net/tls/af_tlsh.c:506: undefined reference to `inet6_recvmsg'

tree: git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux topic-rpc-with-tls-upcall head: efd60be1122b3ae06572c5cfbe440970ea1fbb3d commit: dc7c282f13f7d10eb5343d5d9fd2fcaa647ce216 [15/18] net/tls: Add support for PF_TLSH (a TLS handshake listener) config: i386-randconfig-a005 (https://download.01.org/0day-ci/archive/20220115/202201151407.neTGwaOK-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # 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-upcall git checkout dc7c282f13f7d10eb5343d5d9fd2fcaa647ce216 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash 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 >>): ld: net/tls/af_tlsh.o: in function `tlsh_recvmsg': ld: net/tls/af_tlsh.o: in function `tlsh_sendmsg': ld: net/tls/af_tlsh.o: in function `tlsh_getname': vim +506 net/tls/af_tlsh.c 296 297 /** 298 * tlsh_getname - retrieve src/dst address information 299 * @sock: socket to query 300 * @uaddr: buffer to fill in 301 * @peer: value indicates which address to retrieve 302 * 303 * Return values: 304 * On success, a positive length of the address in @uaddr 305 * On error, a negative errno 306 */ 307 static int tlsh_getname(struct socket *sock, struct sockaddr *uaddr, int peer) 308 { 309 struct sock *sk = sock->sk; 310 311 switch (sk->sk_family) { 312 case AF_INET: 313 return inet_getname(sock, uaddr, peer); 314 #if IS_ENABLED(CONFIG_IPV6) 315 case AF_INET6: 317 #endif 318 default: 319 return -EOPNOTSUPP; 320 } 321 } 322 323 /** 324 * tlsh_poll - check for data ready on an AF_TLSH socket 325 * @file: file to check for work 326 * @sock: socket associated with @file 327 * @wait: poll table 328 * 329 * Return values: 330 * A mask of flags indicating what type of I/O is ready 331 */ 332 static __poll_t tlsh_poll(struct file *file, struct socket *sock, 333 poll_table *wait) 334 { 335 struct sock *sk = sock->sk; 336 __poll_t revents; 337 338 sock_poll_wait(file, sock, wait); 339 340 revents = 0; 341 342 if (sk->sk_err) 343 revents |= EPOLLERR; 344 345 if (sk->sk_shutdown == SHUTDOWN_MASK) 346 revents |= EPOLLHUP; 347 if (sk->sk_type == SOCK_STREAM && sk->sk_state == TCP_CLOSE) 348 revents |= EPOLLHUP; 349 350 if (sk->sk_shutdown & RCV_SHUTDOWN) 351 revents |= EPOLLRDHUP | EPOLLIN | EPOLLRDNORM; 352 if (!skb_queue_empty_lockless(&sk->sk_receive_queue)) 353 revents |= EPOLLIN | EPOLLRDNORM; 354 if (sk_is_readable(sk)) 355 revents |= EPOLLIN | EPOLLRDNORM; 356 357 return revents; 358 } 359 360 /** 361 * tlsh_listen - move a PF_TLSH socket into a listening state 362 * @sock: socket to transition to listening state 363 * @backlog: size of backlog queue 364 * 365 * Return values: 366 * %0: @sock is now in a listening state 367 * %-EPERM: caller is not privileged 368 * %-EINVAL: invalid parameters 369 */ 370 static int tlsh_listen(struct socket *sock, int backlog) 371 { 372 struct sock *sk = sock->sk; 373 unsigned char old_state; 374 int rc; 375 376 if (!capable(CAP_NET_BIND_SERVICE)) 377 return -EPERM; 378 379 lock_sock(sk); 380 381 rc = -EINVAL; 382 if (sock->state != SS_UNCONNECTED || sock->type != SOCK_STREAM) 383 goto out; 384 old_state = sk->sk_state; 385 if (!((1 << old_state) & (TCPF_CLOSE | TCPF_LISTEN))) 386 goto out; 387 388 sk->sk_max_ack_backlog = backlog; 389 sk->sk_state = TCP_LISTEN; 390 tlsh_register_listener(sk); 391 392 rc = 0; 393 394 out: 395 release_sock(sk); 396 return rc; 397 } 398 399 /** 400 * tlsh_setsockopt - Set a socket option 401 * @sock: socket to act upon 402 * @level: which network layer to act upon 403 * @optname: which option to set 404 * @optval: new value to set 405 * @optlen: the size of the new value, in bytes 406 * 407 * Return values: 408 * %0: Success 409 */ 410 static int tlsh_setsockopt(struct socket *sock, int level, int optname, 411 sockptr_t optval, unsigned int optlen) 412 { 413 struct sock *sk = sock->sk; 414 415 switch (sk->sk_family) { 416 case AF_INET: 417 #if IS_ENABLED(CONFIG_IPV6) 418 case AF_INET6: 419 #endif 420 return sock_common_setsockopt(sock, level, 421 optname, optval, optlen); 422 default: 423 return -EINVAL; 424 } 425 } 426 427 /** 428 * tlsh_getsockopt - Retrieve a socket option 429 * @sock: socket to act upon 430 * @level: which network layer to act upon 431 * @optname: which option to retrieve 432 * @optval: a buffer into which to receive the option's value 433 * @optlen: the size of the receive buffer, in bytes 434 * 435 * Return values: 436 * %0: Success 437 */ 438 static int tlsh_getsockopt(struct socket *sock, int level, int optname, 439 char __user *optval, int __user *optlen) 440 { 441 struct sock *sk = sock->sk; 442 443 switch (sk->sk_family) { 444 case AF_INET: 445 #if IS_ENABLED(CONFIG_IPV6) 446 case AF_INET6: 447 #endif 448 return sock_common_getsockopt(sock, level, 449 optname, optval, optlen); 450 default: 451 return -EINVAL; 452 } 453 } 454 455 /** 456 * tlsh_sendmsg - Send a message on a socket 457 * @sock: socket to send on 458 * @msg: message to send 459 * @size: size of message, in bytes 460 * 461 * Return values: 462 * %0: Success 463 * %-EOPNOTSUPP: Address family does not support this operation 464 */ 465 static int tlsh_sendmsg(struct socket *sock, struct msghdr *msg, size_t size) 466 { 467 struct sock *sk = sock->sk; 468 469 trace_printk("sk=%p family=%u\n", sk, sk->sk_family); 470 471 switch (sk->sk_family) { 472 case AF_INET: 473 return inet_sendmsg(sock, msg, size); 474 #if IS_ENABLED(CONFIG_IPV6) 475 case AF_INET6: 477 #endif 478 default: 479 return -EOPNOTSUPP; 480 } 481 } 482 483 /** 484 * tlsh_recvmsg - Receive a message from a socket 485 * @sock: socket to receive from 486 * @msg: buffer into which to receive 487 * @size: size of buffer, in bytes 488 * @flags: control settings 489 * 490 * Return values: 491 * %0: Success 492 * %-EOPNOTSUPP: Address family does not support this operation 493 */ 494 static int tlsh_recvmsg(struct socket *sock, struct msghdr *msg, size_t size, 495 int flags) 496 { 497 struct sock *sk = sock->sk; 498 499 trace_printk("sk=%p family=%u\n", sk, sk->sk_family); 500 501 switch (sk->sk_family) { 502 case AF_INET: 503 return inet_recvmsg(sock, msg, size, flags); 504 #if IS_ENABLED(CONFIG_IPV6) 505 case AF_INET6: 507 #endif 508 default: 509 return -EOPNOTSUPP; 510 } 511 } 512 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org