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Message-ID: <202410050637.FRCKvVql-lkp@intel.com>
Date: Sat, 5 Oct 2024 06:57:29 +0800
From: kernel test robot <lkp@...el.com>
To: "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
"Gustavo A. R. Silva" <gustavo@...eddedor.com>,
LKML <linux-kernel@...r.kernel.org>
Subject: [gustavoars:testing/wfamnae-next20241003 5/14]
include/rdma/uverbs_ioctl.h:643:15: error: static assertion failed due to
requirement '__builtin_offsetof(struct uverbs_attr_bundle, attrs) ==
sizeof(struct uverbs_attr_bundle_hdr)': struct member likely outside of
struct_group_tagged()
tree: https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git testing/wfamnae-next20241003
head: ec64acf2dce7577a42c01241e78b24afebc26e96
commit: f44c92244302b0ac9d17ccf3eb21786a9be55163 [5/14] RDMA/uverbs: Use static_assert() to check struct sizes
config: arm-randconfig-002-20241005 (https://download.01.org/0day-ci/archive/20241005/202410050637.FRCKvVql-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project fef3566a25ff0e34fb87339ba5e13eca17cec00f)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241005/202410050637.FRCKvVql-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/202410050637.FRCKvVql-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/infiniband/core/uverbs_cmd.c:43:
In file included from include/rdma/uverbs_types.h:10:
In file included from include/rdma/ib_verbs.h:15:
In file included from include/linux/ethtool.h:18:
In file included from include/linux/if_ether.h:19:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:8:
In file included from include/linux/cacheflush.h:5:
In file included from arch/arm/include/asm/cacheflush.h:10:
In file included from include/linux/mm.h:2213:
include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
518 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
In file included from drivers/infiniband/core/uverbs_cmd.c:44:
In file included from include/rdma/uverbs_std_types.h:10:
>> include/rdma/uverbs_ioctl.h:643:15: error: static assertion failed due to requirement '__builtin_offsetof(struct uverbs_attr_bundle, attrs) == sizeof(struct uverbs_attr_bundle_hdr)': struct member likely outside of struct_group_tagged()
643 | static_assert(offsetof(struct uverbs_attr_bundle, attrs) == sizeof(struct uverbs_attr_bundle_hdr),
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
644 | "struct member likely outside of struct_group_tagged()");
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/stddef.h:16:32: note: expanded from macro 'offsetof'
16 | #define offsetof(TYPE, MEMBER) __builtin_offsetof(TYPE, MEMBER)
| ^
include/linux/build_bug.h:77:50: note: expanded from macro 'static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:78:56: note: expanded from macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
include/rdma/uverbs_ioctl.h:643:58: note: expression evaluates to '56 == 52'
643 | static_assert(offsetof(struct uverbs_attr_bundle, attrs) == sizeof(struct uverbs_attr_bundle_hdr),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
644 | "struct member likely outside of struct_group_tagged()");
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:77:50: note: expanded from macro 'static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:78:56: note: expanded from macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
1 warning and 1 error generated.
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for MODVERSIONS
Depends on [n]: MODULES [=y] && !COMPILE_TEST [=y]
Selected by [y]:
- RANDSTRUCT_FULL [=y] && (CC_HAS_RANDSTRUCT [=y] || GCC_PLUGINS [=n]) && MODULES [=y]
WARNING: unmet direct dependencies detected for GET_FREE_REGION
Depends on [n]: SPARSEMEM [=n]
Selected by [m]:
- RESOURCE_KUNIT_TEST [=m] && RUNTIME_TESTING_MENU [=y] && KUNIT [=m]
vim +643 include/rdma/uverbs_ioctl.h
630
631 struct uverbs_attr_bundle {
632 /* New members MUST be added within the struct_group() macro below. */
633 struct_group_tagged(uverbs_attr_bundle_hdr, hdr,
634 struct ib_udata driver_udata;
635 struct ib_udata ucore;
636 struct ib_uverbs_file *ufile;
637 struct ib_ucontext *context;
638 struct ib_uobject *uobject;
639 DECLARE_BITMAP(attr_present, UVERBS_API_ATTR_BKEY_LEN);
640 );
641 struct uverbs_attr attrs[];
642 };
> 643 static_assert(offsetof(struct uverbs_attr_bundle, attrs) == sizeof(struct uverbs_attr_bundle_hdr),
644 "struct member likely outside of struct_group_tagged()");
645
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