linux-kernel - [gustavoars:testing/wfamnae-next20260105 6/18] kvm_binary_stats_test.c:77:17: error: no member named 'flags' in 'struct kvm_stats

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Message-ID: <202601060036.1vHuHuQQ-lkp@intel.com>
Date: Tue, 06 Jan 2026 00:34:05 +0100
From: kernel test robot <lkp@...el.com>
To: "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev,
 "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
 LKML <linux-kernel@...r.kernel.org>
Subject: [gustavoars:testing/wfamnae-next20260105 6/18]
 kvm_binary_stats_test.c:77:17: error: no member named 'flags' in 'struct
 kvm_stats_desc'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git testing/wfamnae-next20260105
head:   0864e0ff8ab1707473f669bf2a8dc94e97629018
commit: a5aa83f40659ad9d45ae30a0e5eee768b0d141f0 [6/18] KVM: Avoid a few dozen -Wflex-array-member-not-at-end warnings
config: arm64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260106/202601060036.1vHuHuQQ-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project f43d6834093b19baf79beda8c0337ab020ac5f17)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260106/202601060036.1vHuHuQQ-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202601060036.1vHuHuQQ-lkp@intel.com/

Note: the gustavoars/testing/wfamnae-next20260105 HEAD 0864e0ff8ab1707473f669bf2a8dc94e97629018 builds fine.
      It only hurts bisectability.

All errors (new ones prefixed by >>):

   In file included from kvm_binary_stats_test.c:17:
   In file included from include/kvm_util.h:14:
   usr/include/linux/kvm.h:1572:2: error: type name requires a specifier or qualifier
    1572 |         __struct_group(kvm_stats_desc_hdr, __hdr, /* no attrs */,
         |         ^
   usr/include/linux/kvm.h:1572:58: error: expected identifier
    1572 |         __struct_group(kvm_stats_desc_hdr, __hdr, /* no attrs */,
         |                                                                 ^
   usr/include/linux/kvm.h:1573:14: error: expected ')'
    1573 |                 __u32 flags;
         |                            ^
   usr/include/linux/kvm.h:1572:16: note: to match this '('
    1572 |         __struct_group(kvm_stats_desc_hdr, __hdr, /* no attrs */,
         |                       ^
   usr/include/linux/kvm.h:1578:2: error: type name requires a specifier or qualifier
    1578 |         );
         |         ^
   usr/include/linux/kvm.h:1578:2: error: expected member name or ';' after declaration specifiers
   usr/include/linux/kvm.h:1577:21: error: expected ';' at end of declaration list
    1577 |                 __u32 bucket_size;
         |                                   ^
   usr/include/linux/kvm.h:1581:57: error: invalid application of 'sizeof' to an incomplete type 'struct kvm_stats_desc_hdr'
    1581 | _Static_assert(offsetof(struct kvm_stats_desc, name) == sizeof(struct kvm_stats_desc_hdr),
         |                                                         ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~
   usr/include/linux/kvm.h:1581:71: note: forward declaration of 'struct kvm_stats_desc_hdr'
    1581 | _Static_assert(offsetof(struct kvm_stats_desc, name) == sizeof(struct kvm_stats_desc_hdr),
         |                                                                       ^
>> kvm_binary_stats_test.c:77:17: error: no member named 'flags' in 'struct kvm_stats_desc'
      77 |                 type = pdesc->flags & KVM_STATS_TYPE_MASK;
         |                        ~~~~~  ^
   kvm_binary_stats_test.c:78:17: error: no member named 'flags' in 'struct kvm_stats_desc'
      78 |                 unit = pdesc->flags & KVM_STATS_UNIT_MASK;
         |                        ~~~~~  ^
   kvm_binary_stats_test.c:79:17: error: no member named 'flags' in 'struct kvm_stats_desc'
      79 |                 base = pdesc->flags & KVM_STATS_BASE_MASK;
         |                        ~~~~~  ^
   kvm_binary_stats_test.c:102:18: error: no member named 'flags' in 'struct kvm_stats_desc'
     102 |                 switch (pdesc->flags & KVM_STATS_UNIT_MASK) {
         |                         ~~~~~  ^
   kvm_binary_stats_test.c:126:18: error: no member named 'flags' in 'struct kvm_stats_desc'
     126 |                 switch (pdesc->flags & KVM_STATS_TYPE_MASK) {
         |                         ~~~~~  ^
   12 errors generated.

-- 
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https://github.com/intel/lkp-tests/wiki