* Re: [RFC] net: add new socket option SO_SETNETNS
[not found] <Y9q8Ec1CJILZz7dj@ip-172-31-38-16.us-west-2.compute.internal>
@ 2023-02-07 11:48 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-02-07 11:48 UTC (permalink / raw)
To: aloktiagi; +Cc: llvm, oe-kbuild-all
Hi aloktiagi,
[FYI, it's a private test report for your RFC patch.]
[auto build test ERROR on shuah-kselftest/next]
[also build test ERROR on shuah-kselftest/fixes net/master linus/master v6.2-rc7]
[cannot apply to net-next/master next-20230207]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/aloktiagi/net-add-new-socket-option-SO_SETNETNS/20230202-032540
base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next
patch link: https://lore.kernel.org/r/Y9q8Ec1CJILZz7dj%40ip-172-31-38-16.us-west-2.compute.internal
patch subject: [RFC] net: add new socket option SO_SETNETNS
config: mips-mtx1_defconfig (https://download.01.org/0day-ci/archive/20230207/202302071930.65Ha05Kf-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 4196ca3278f78c6e19246e54ab0ecb364e37d66a)
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
# install mips cross compiling tool for clang build
# apt-get install binutils-mipsel-linux-gnu
# https://github.com/intel-lab-lkp/linux/commit/03eff302351f4db1ed733d7b303f3938e511413b
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review aloktiagi/net-add-new-socket-option-SO_SETNETNS/20230202-032540
git checkout 03eff302351f4db1ed733d7b303f3938e511413b
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash net/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> net/core/sock.c:1538:7: error: use of undeclared identifier 'SO_SETNETNS'
case SO_SETNETNS:
^
1 error generated.
vim +/SO_SETNETNS +1538 net/core/sock.c
1426
1427 case SO_MAX_PACING_RATE:
1428 {
1429 unsigned long ulval = (val == ~0U) ? ~0UL : (unsigned int)val;
1430
1431 if (sizeof(ulval) != sizeof(val) &&
1432 optlen >= sizeof(ulval) &&
1433 copy_from_sockptr(&ulval, optval, sizeof(ulval))) {
1434 ret = -EFAULT;
1435 break;
1436 }
1437 if (ulval != ~0UL)
1438 cmpxchg(&sk->sk_pacing_status,
1439 SK_PACING_NONE,
1440 SK_PACING_NEEDED);
1441 sk->sk_max_pacing_rate = ulval;
1442 sk->sk_pacing_rate = min(sk->sk_pacing_rate, ulval);
1443 break;
1444 }
1445 case SO_INCOMING_CPU:
1446 reuseport_update_incoming_cpu(sk, val);
1447 break;
1448
1449 case SO_CNX_ADVICE:
1450 if (val == 1)
1451 dst_negative_advice(sk);
1452 break;
1453
1454 case SO_ZEROCOPY:
1455 if (sk->sk_family == PF_INET || sk->sk_family == PF_INET6) {
1456 if (!(sk_is_tcp(sk) ||
1457 (sk->sk_type == SOCK_DGRAM &&
1458 sk->sk_protocol == IPPROTO_UDP)))
1459 ret = -EOPNOTSUPP;
1460 } else if (sk->sk_family != PF_RDS) {
1461 ret = -EOPNOTSUPP;
1462 }
1463 if (!ret) {
1464 if (val < 0 || val > 1)
1465 ret = -EINVAL;
1466 else
1467 sock_valbool_flag(sk, SOCK_ZEROCOPY, valbool);
1468 }
1469 break;
1470
1471 case SO_TXTIME:
1472 if (optlen != sizeof(struct sock_txtime)) {
1473 ret = -EINVAL;
1474 break;
1475 } else if (copy_from_sockptr(&sk_txtime, optval,
1476 sizeof(struct sock_txtime))) {
1477 ret = -EFAULT;
1478 break;
1479 } else if (sk_txtime.flags & ~SOF_TXTIME_FLAGS_MASK) {
1480 ret = -EINVAL;
1481 break;
1482 }
1483 /* CLOCK_MONOTONIC is only used by sch_fq, and this packet
1484 * scheduler has enough safe guards.
1485 */
1486 if (sk_txtime.clockid != CLOCK_MONOTONIC &&
1487 !sockopt_ns_capable(sock_net(sk)->user_ns, CAP_NET_ADMIN)) {
1488 ret = -EPERM;
1489 break;
1490 }
1491 sock_valbool_flag(sk, SOCK_TXTIME, true);
1492 sk->sk_clockid = sk_txtime.clockid;
1493 sk->sk_txtime_deadline_mode =
1494 !!(sk_txtime.flags & SOF_TXTIME_DEADLINE_MODE);
1495 sk->sk_txtime_report_errors =
1496 !!(sk_txtime.flags & SOF_TXTIME_REPORT_ERRORS);
1497 break;
1498
1499 case SO_BINDTOIFINDEX:
1500 ret = sock_bindtoindex_locked(sk, val);
1501 break;
1502
1503 case SO_BUF_LOCK:
1504 if (val & ~SOCK_BUF_LOCK_MASK) {
1505 ret = -EINVAL;
1506 break;
1507 }
1508 sk->sk_userlocks = val | (sk->sk_userlocks &
1509 ~SOCK_BUF_LOCK_MASK);
1510 break;
1511
1512 case SO_RESERVE_MEM:
1513 {
1514 int delta;
1515
1516 if (val < 0) {
1517 ret = -EINVAL;
1518 break;
1519 }
1520
1521 delta = val - sk->sk_reserved_mem;
1522 if (delta < 0)
1523 sock_release_reserved_memory(sk, -delta);
1524 else
1525 ret = sock_reserve_memory(sk, delta);
1526 break;
1527 }
1528
1529 case SO_TXREHASH:
1530 if (val < -1 || val > 1) {
1531 ret = -EINVAL;
1532 break;
1533 }
1534 /* Paired with READ_ONCE() in tcp_rtx_synack() */
1535 WRITE_ONCE(sk->sk_txrehash, (u8)val);
1536 break;
1537
> 1538 case SO_SETNETNS:
1539 {
1540 struct net *other_ns, *my_ns;
1541
1542 if (sk->sk_family != AF_INET && sk->sk_family != AF_INET6) {
1543 ret = -EOPNOTSUPP;
1544 break;
1545 }
1546
1547 if (sk->sk_type != SOCK_STREAM && sk->sk_type != SOCK_DGRAM) {
1548 ret = -EOPNOTSUPP;
1549 break;
1550 }
1551
1552 other_ns = get_net_ns_by_fd(val);
1553 if (IS_ERR(other_ns)) {
1554 ret = PTR_ERR(other_ns);
1555 break;
1556 }
1557
1558 if (!ns_capable(other_ns->user_ns, CAP_NET_ADMIN)) {
1559 ret = -EPERM;
1560 goto out_err;
1561 }
1562
1563 /* check that the socket has never been connected or recently disconnected */
1564 if (sk->sk_state != TCP_CLOSE || sk->sk_shutdown & SHUTDOWN_MASK) {
1565 ret = -EOPNOTSUPP;
1566 goto out_err;
1567 }
1568
1569 /* check that the socket is not bound to an interface*/
1570 if (sk->sk_bound_dev_if != 0) {
1571 ret = -EOPNOTSUPP;
1572 goto out_err;
1573 }
1574
1575 my_ns = sock_net(sk);
1576 sock_net_set(sk, other_ns);
1577 put_net(my_ns);
1578 break;
1579 out_err:
1580 put_net(other_ns);
1581 break;
1582 }
1583
1584 default:
1585 ret = -ENOPROTOOPT;
1586 break;
1587 }
1588 sockopt_release_sock(sk);
1589 return ret;
1590 }
1591
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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