* Re: [PATCH] net:mctp: split mctp hdr version to ver and rsvd
[not found] <20260409125129.9210-1-yuanzhaoming901030@126.com>
@ 2026-04-30 10:04 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-04-30 10:04 UTC (permalink / raw)
To: wit_yuan, jk
Cc: llvm, oe-kbuild-all, yuanzhaoming901030, yuanzm2, matt, davem,
edumazet, kuba, pabeni, netdev, linux-kernel
Hi wit_yuan,
kernel test robot noticed the following build errors:
[auto build test ERROR on linus/master]
[also build test ERROR on v7.1-rc1 next-20260429]
[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/wit_yuan/net-mctp-split-mctp-hdr-version-to-ver-and-rsvd/20260414-044431
base: linus/master
patch link: https://lore.kernel.org/r/20260409125129.9210-1-yuanzhaoming901030%40126.com
patch subject: [PATCH] net:mctp: split mctp hdr version to ver and rsvd
config: riscv-allyesconfig (https://download.01.org/0day-ci/archive/20260430/202604301714.OQSuNMur-lkp@intel.com/config)
compiler: clang version 16.0.6 (https://github.com/llvm/llvm-project 7cbf1a2591520c2491aa35339f227775f4d3adf6)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260430/202604301714.OQSuNMur-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202604301714.OQSuNMur-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from net/mctp/route.c:1793:
>> net/mctp/test/route-test.c:70:3: error: invalid application of 'typeof' to bit-field
KUNIT_EXPECT_EQ(test, hdr2->ver, hdr.ver);
^
include/kunit/test.h:1033:2: note: expanded from macro 'KUNIT_EXPECT_EQ'
KUNIT_EXPECT_EQ_MSG(test, left, right, NULL)
^
include/kunit/test.h:1036:2: note: expanded from macro 'KUNIT_EXPECT_EQ_MSG'
KUNIT_BINARY_INT_ASSERTION(test, \
^
include/kunit/test.h:869:2: note: expanded from macro 'KUNIT_BINARY_INT_ASSERTION'
KUNIT_BASE_BINARY_ASSERTION(test, \
^
include/kunit/test.h:839:14: note: expanded from macro 'KUNIT_BASE_BINARY_ASSERTION'
const typeof(left) __left = (left); \
^
In file included from net/mctp/route.c:1793:
>> net/mctp/test/route-test.c:70:3: error: invalid application of 'typeof' to bit-field
include/kunit/test.h:1033:2: note: expanded from macro 'KUNIT_EXPECT_EQ'
KUNIT_EXPECT_EQ_MSG(test, left, right, NULL)
^
include/kunit/test.h:1036:2: note: expanded from macro 'KUNIT_EXPECT_EQ_MSG'
KUNIT_BINARY_INT_ASSERTION(test, \
^
include/kunit/test.h:869:2: note: expanded from macro 'KUNIT_BINARY_INT_ASSERTION'
KUNIT_BASE_BINARY_ASSERTION(test, \
^
include/kunit/test.h:840:14: note: expanded from macro 'KUNIT_BASE_BINARY_ASSERTION'
const typeof(right) __right = (right); \
^
2 errors generated.
vim +/typeof +70 net/mctp/test/route-test.c
161eba50e183ed4 Jeremy Kerr 2021-10-03 19
161eba50e183ed4 Jeremy Kerr 2021-10-03 20 static void mctp_test_fragment(struct kunit *test)
161eba50e183ed4 Jeremy Kerr 2021-10-03 21 {
161eba50e183ed4 Jeremy Kerr 2021-10-03 22 const struct mctp_frag_test *params;
161eba50e183ed4 Jeremy Kerr 2021-10-03 23 int rc, i, n, mtu, msgsize;
269936db5eb3962 Jeremy Kerr 2025-07-02 24 struct mctp_test_dev *dev;
269936db5eb3962 Jeremy Kerr 2025-07-02 25 struct mctp_dst dst;
161eba50e183ed4 Jeremy Kerr 2021-10-03 26 struct sk_buff *skb;
161eba50e183ed4 Jeremy Kerr 2021-10-03 27 struct mctp_hdr hdr;
161eba50e183ed4 Jeremy Kerr 2021-10-03 28 u8 seq;
161eba50e183ed4 Jeremy Kerr 2021-10-03 29
161eba50e183ed4 Jeremy Kerr 2021-10-03 30 params = test->param_value;
161eba50e183ed4 Jeremy Kerr 2021-10-03 31 mtu = params->mtu;
161eba50e183ed4 Jeremy Kerr 2021-10-03 32 msgsize = params->msgsize;
161eba50e183ed4 Jeremy Kerr 2021-10-03 33
161eba50e183ed4 Jeremy Kerr 2021-10-03 34 hdr.ver = 1;
161eba50e183ed4 Jeremy Kerr 2021-10-03 35 hdr.src = 8;
161eba50e183ed4 Jeremy Kerr 2021-10-03 36 hdr.dest = 10;
161eba50e183ed4 Jeremy Kerr 2021-10-03 37 hdr.flags_seq_tag = MCTP_HDR_FLAG_TO;
161eba50e183ed4 Jeremy Kerr 2021-10-03 38
161eba50e183ed4 Jeremy Kerr 2021-10-03 39 skb = mctp_test_create_skb(&hdr, msgsize);
161eba50e183ed4 Jeremy Kerr 2021-10-03 40 KUNIT_ASSERT_TRUE(test, skb);
161eba50e183ed4 Jeremy Kerr 2021-10-03 41
269936db5eb3962 Jeremy Kerr 2025-07-02 42 dev = mctp_test_create_dev();
269936db5eb3962 Jeremy Kerr 2025-07-02 43 KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dev);
269936db5eb3962 Jeremy Kerr 2025-07-02 44
6ab578739a4c1f5 Jeremy Kerr 2025-11-26 45 mctp_test_dst_setup(test, &dst, dev, mtu);
161eba50e183ed4 Jeremy Kerr 2021-10-03 46
269936db5eb3962 Jeremy Kerr 2025-07-02 47 rc = mctp_do_fragment_route(&dst, skb, mtu, MCTP_TAG_OWNER);
161eba50e183ed4 Jeremy Kerr 2021-10-03 48 KUNIT_EXPECT_FALSE(test, rc);
161eba50e183ed4 Jeremy Kerr 2021-10-03 49
6ab578739a4c1f5 Jeremy Kerr 2025-11-26 50 n = dev->pkts.qlen;
161eba50e183ed4 Jeremy Kerr 2021-10-03 51 KUNIT_EXPECT_EQ(test, n, params->n_frags);
161eba50e183ed4 Jeremy Kerr 2021-10-03 52
161eba50e183ed4 Jeremy Kerr 2021-10-03 53 for (i = 0;; i++) {
161eba50e183ed4 Jeremy Kerr 2021-10-03 54 struct mctp_hdr *hdr2;
161eba50e183ed4 Jeremy Kerr 2021-10-03 55 struct sk_buff *skb2;
161eba50e183ed4 Jeremy Kerr 2021-10-03 56 u8 tag_mask, seq2;
161eba50e183ed4 Jeremy Kerr 2021-10-03 57 bool first, last;
161eba50e183ed4 Jeremy Kerr 2021-10-03 58
161eba50e183ed4 Jeremy Kerr 2021-10-03 59 first = i == 0;
161eba50e183ed4 Jeremy Kerr 2021-10-03 60 last = i == (n - 1);
161eba50e183ed4 Jeremy Kerr 2021-10-03 61
6ab578739a4c1f5 Jeremy Kerr 2025-11-26 62 skb2 = skb_dequeue(&dev->pkts);
161eba50e183ed4 Jeremy Kerr 2021-10-03 63 if (!skb2)
161eba50e183ed4 Jeremy Kerr 2021-10-03 64 break;
161eba50e183ed4 Jeremy Kerr 2021-10-03 65
161eba50e183ed4 Jeremy Kerr 2021-10-03 66 hdr2 = mctp_hdr(skb2);
161eba50e183ed4 Jeremy Kerr 2021-10-03 67
161eba50e183ed4 Jeremy Kerr 2021-10-03 68 tag_mask = MCTP_HDR_TAG_MASK | MCTP_HDR_FLAG_TO;
161eba50e183ed4 Jeremy Kerr 2021-10-03 69
161eba50e183ed4 Jeremy Kerr 2021-10-03 @70 KUNIT_EXPECT_EQ(test, hdr2->ver, hdr.ver);
161eba50e183ed4 Jeremy Kerr 2021-10-03 71 KUNIT_EXPECT_EQ(test, hdr2->src, hdr.src);
161eba50e183ed4 Jeremy Kerr 2021-10-03 72 KUNIT_EXPECT_EQ(test, hdr2->dest, hdr.dest);
161eba50e183ed4 Jeremy Kerr 2021-10-03 73 KUNIT_EXPECT_EQ(test, hdr2->flags_seq_tag & tag_mask,
161eba50e183ed4 Jeremy Kerr 2021-10-03 74 hdr.flags_seq_tag & tag_mask);
161eba50e183ed4 Jeremy Kerr 2021-10-03 75
161eba50e183ed4 Jeremy Kerr 2021-10-03 76 KUNIT_EXPECT_EQ(test,
161eba50e183ed4 Jeremy Kerr 2021-10-03 77 !!(hdr2->flags_seq_tag & MCTP_HDR_FLAG_SOM), first);
161eba50e183ed4 Jeremy Kerr 2021-10-03 78 KUNIT_EXPECT_EQ(test,
161eba50e183ed4 Jeremy Kerr 2021-10-03 79 !!(hdr2->flags_seq_tag & MCTP_HDR_FLAG_EOM), last);
161eba50e183ed4 Jeremy Kerr 2021-10-03 80
161eba50e183ed4 Jeremy Kerr 2021-10-03 81 seq2 = (hdr2->flags_seq_tag >> MCTP_HDR_SEQ_SHIFT) &
161eba50e183ed4 Jeremy Kerr 2021-10-03 82 MCTP_HDR_SEQ_MASK;
161eba50e183ed4 Jeremy Kerr 2021-10-03 83
161eba50e183ed4 Jeremy Kerr 2021-10-03 84 if (first) {
161eba50e183ed4 Jeremy Kerr 2021-10-03 85 seq = seq2;
161eba50e183ed4 Jeremy Kerr 2021-10-03 86 } else {
161eba50e183ed4 Jeremy Kerr 2021-10-03 87 seq++;
161eba50e183ed4 Jeremy Kerr 2021-10-03 88 KUNIT_EXPECT_EQ(test, seq2, seq & MCTP_HDR_SEQ_MASK);
161eba50e183ed4 Jeremy Kerr 2021-10-03 89 }
161eba50e183ed4 Jeremy Kerr 2021-10-03 90
161eba50e183ed4 Jeremy Kerr 2021-10-03 91 if (!last)
161eba50e183ed4 Jeremy Kerr 2021-10-03 92 KUNIT_EXPECT_EQ(test, skb2->len, mtu);
161eba50e183ed4 Jeremy Kerr 2021-10-03 93 else
161eba50e183ed4 Jeremy Kerr 2021-10-03 94 KUNIT_EXPECT_LE(test, skb2->len, mtu);
161eba50e183ed4 Jeremy Kerr 2021-10-03 95
161eba50e183ed4 Jeremy Kerr 2021-10-03 96 kfree_skb(skb2);
161eba50e183ed4 Jeremy Kerr 2021-10-03 97 }
161eba50e183ed4 Jeremy Kerr 2021-10-03 98
6ab578739a4c1f5 Jeremy Kerr 2025-11-26 99 mctp_dst_release(&dst);
269936db5eb3962 Jeremy Kerr 2025-07-02 100 mctp_test_destroy_dev(dev);
161eba50e183ed4 Jeremy Kerr 2021-10-03 101 }
161eba50e183ed4 Jeremy Kerr 2021-10-03 102
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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