* include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
@ 2025-02-08 22:50 kernel test robot
0 siblings, 0 replies; 9+ messages in thread
From: kernel test robot @ 2025-02-08 22:50 UTC (permalink / raw)
To: Darrick J. Wong; +Cc: oe-kbuild-all, linux-kernel, Christoph Hellwig
Hi Darrick,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 8f6629c004b193d23612641c3607e785819e97ab
commit: 13877bc79d81354c53e91f3c86ac0f7bafe3ba7b xfs: port ondisk structure checks from xfs/122 to the kernel
date: 3 months ago
config: arm-randconfig-002-20250207 (https://download.01.org/0day-ci/archive/20250209/202502090624.WfIB0TP5-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250209/202502090624.WfIB0TP5-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/202502090624.WfIB0TP5-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/bitfield.h:10,
from include/linux/fortify-string.h:5,
from include/linux/string.h:390,
from include/linux/uuid.h:11,
from fs/xfs/xfs_linux.h:10,
from fs/xfs/xfs.h:26,
from fs/xfs/xfs_super.c:7:
fs/xfs/libxfs/xfs_ondisk.h: In function 'xfs_check_ondisk_structs':
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:9: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:133:9: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
133 | XFS_CHECK_STRUCT_SIZE(struct xfs_attr_sf_entry, 3);
| ^~~~~~~~~~~~~~~~~~~~~
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_dir2_data_unused) is wrong, expected 6"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:9: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:136:9: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
136 | XFS_CHECK_STRUCT_SIZE(struct xfs_dir2_data_unused, 6);
| ^~~~~~~~~~~~~~~~~~~~~
vim +78 include/linux/build_bug.h
bc6245e5efd70c Ian Abbott 2017-07-10 60
6bab69c65013be Rasmus Villemoes 2019-03-07 61 /**
6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time
6bab69c65013be Rasmus Villemoes 2019-03-07 63 *
6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a
6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the
6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression).
6bab69c65013be Rasmus Villemoes 2019-03-07 67 *
6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global
6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant
6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is
6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr).
6bab69c65013be Rasmus Villemoes 2019-03-07 72 *
6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is
6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is
6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false.
6bab69c65013be Rasmus Villemoes 2019-03-07 76 */
6bab69c65013be Rasmus Villemoes 2019-03-07 77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
6bab69c65013be Rasmus Villemoes 2019-03-07 79
07a368b3f55a79 Maxim Levitsky 2022-10-25 80
:::::: The code at line 78 was first introduced by commit
:::::: 6bab69c65013bed5fce9f101a64a84d0385b3946 build_bug.h: add wrapper for _Static_assert
:::::: TO: Rasmus Villemoes <linux@rasmusvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 9+ messages in thread
* include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
@ 2025-02-20 19:09 kernel test robot
0 siblings, 0 replies; 9+ messages in thread
From: kernel test robot @ 2025-02-20 19:09 UTC (permalink / raw)
To: Darrick J. Wong; +Cc: oe-kbuild-all, linux-kernel, Christoph Hellwig
Hi Darrick,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e9a8cac0bf895efe0bc7b11d174e8dae9b195da8
commit: 13877bc79d81354c53e91f3c86ac0f7bafe3ba7b xfs: port ondisk structure checks from xfs/122 to the kernel
date: 4 months ago
config: arm-randconfig-003-20250221 (https://download.01.org/0day-ci/archive/20250221/202502210336.e9x8ZTh5-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250221/202502210336.e9x8ZTh5-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/202502210336.e9x8ZTh5-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/bitfield.h:10,
from include/linux/fortify-string.h:5,
from include/linux/string.h:390,
from include/linux/uuid.h:11,
from fs/xfs/xfs_linux.h:10,
from fs/xfs/xfs.h:26,
from fs/xfs/xfs_super.c:7:
fs/xfs/libxfs/xfs_ondisk.h: In function 'xfs_check_ondisk_structs':
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:9: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:133:9: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
133 | XFS_CHECK_STRUCT_SIZE(struct xfs_attr_sf_entry, 3);
| ^~~~~~~~~~~~~~~~~~~~~
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_dir2_data_unused) is wrong, expected 6"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:9: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:136:9: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
136 | XFS_CHECK_STRUCT_SIZE(struct xfs_dir2_data_unused, 6);
| ^~~~~~~~~~~~~~~~~~~~~
vim +78 include/linux/build_bug.h
bc6245e5efd70c Ian Abbott 2017-07-10 60
6bab69c65013be Rasmus Villemoes 2019-03-07 61 /**
6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time
6bab69c65013be Rasmus Villemoes 2019-03-07 63 *
6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a
6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the
6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression).
6bab69c65013be Rasmus Villemoes 2019-03-07 67 *
6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global
6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant
6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is
6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr).
6bab69c65013be Rasmus Villemoes 2019-03-07 72 *
6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is
6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is
6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false.
6bab69c65013be Rasmus Villemoes 2019-03-07 76 */
6bab69c65013be Rasmus Villemoes 2019-03-07 77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
6bab69c65013be Rasmus Villemoes 2019-03-07 79
07a368b3f55a79 Maxim Levitsky 2022-10-25 80
:::::: The code at line 78 was first introduced by commit
:::::: 6bab69c65013bed5fce9f101a64a84d0385b3946 build_bug.h: add wrapper for _Static_assert
:::::: TO: Rasmus Villemoes <linux@rasmusvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 9+ messages in thread
* include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
@ 2025-03-23 10:33 kernel test robot
0 siblings, 0 replies; 9+ messages in thread
From: kernel test robot @ 2025-03-23 10:33 UTC (permalink / raw)
To: Darrick J. Wong; +Cc: oe-kbuild-all, linux-kernel, Christoph Hellwig
Hi Darrick,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 586de92313fcab8ed84ac5f78f4d2aae2db92c59
commit: 13877bc79d81354c53e91f3c86ac0f7bafe3ba7b xfs: port ondisk structure checks from xfs/122 to the kernel
date: 5 months ago
config: arm-randconfig-r051-20250323 (https://download.01.org/0day-ci/archive/20250323/202503231821.9gzWIqqd-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 7.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250323/202503231821.9gzWIqqd-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/202503231821.9gzWIqqd-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/container_of.h:5:0,
from include/linux/list.h:5,
from include/linux/semaphore.h:11,
from fs/xfs/xfs_linux.h:24,
from fs/xfs/xfs.h:26,
from fs/xfs/xfs_super.c:7:
fs/xfs/libxfs/xfs_ondisk.h: In function 'xfs_check_ondisk_structs':
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
#define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
^
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
#define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:2: note: in expansion of macro 'static_assert'
static_assert(sizeof(structname) == (size), \
^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:133:2: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
XFS_CHECK_STRUCT_SIZE(struct xfs_attr_sf_entry, 3);
^~~~~~~~~~~~~~~~~~~~~
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_dir2_data_unused) is wrong, expected 6"
#define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
^
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
#define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:2: note: in expansion of macro 'static_assert'
static_assert(sizeof(structname) == (size), \
^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:136:2: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
XFS_CHECK_STRUCT_SIZE(struct xfs_dir2_data_unused, 6);
^~~~~~~~~~~~~~~~~~~~~
vim +78 include/linux/build_bug.h
bc6245e5efd70c Ian Abbott 2017-07-10 60
6bab69c65013be Rasmus Villemoes 2019-03-07 61 /**
6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time
6bab69c65013be Rasmus Villemoes 2019-03-07 63 *
6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a
6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the
6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression).
6bab69c65013be Rasmus Villemoes 2019-03-07 67 *
6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global
6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant
6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is
6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr).
6bab69c65013be Rasmus Villemoes 2019-03-07 72 *
6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is
6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is
6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false.
6bab69c65013be Rasmus Villemoes 2019-03-07 76 */
6bab69c65013be Rasmus Villemoes 2019-03-07 77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
6bab69c65013be Rasmus Villemoes 2019-03-07 79
07a368b3f55a79 Maxim Levitsky 2022-10-25 80
:::::: The code at line 78 was first introduced by commit
:::::: 6bab69c65013bed5fce9f101a64a84d0385b3946 build_bug.h: add wrapper for _Static_assert
:::::: TO: Rasmus Villemoes <linux@rasmusvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 9+ messages in thread
* include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
@ 2025-05-30 8:50 kernel test robot
0 siblings, 0 replies; 9+ messages in thread
From: kernel test robot @ 2025-05-30 8:50 UTC (permalink / raw)
To: Darrick J. Wong; +Cc: oe-kbuild-all, linux-kernel, Christoph Hellwig
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f66bc387efbee59978e076ce9bf123ac353b389c
commit: 13877bc79d81354c53e91f3c86ac0f7bafe3ba7b xfs: port ondisk structure checks from xfs/122 to the kernel
date: 7 months ago
config: arm-randconfig-2002-20250530 (https://download.01.org/0day-ci/archive/20250530/202505301636.6Ud1Yddh-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 7.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250530/202505301636.6Ud1Yddh-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/202505301636.6Ud1Yddh-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/bitfield.h:10:0,
from include/linux/fortify-string.h:5,
from include/linux/string.h:390,
from include/linux/uuid.h:11,
from fs/xfs/xfs_linux.h:10,
from fs/xfs/xfs.h:26,
from fs/xfs/xfs_super.c:7:
fs/xfs/libxfs/xfs_ondisk.h: In function 'xfs_check_ondisk_structs':
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
#define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
^
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
#define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:2: note: in expansion of macro 'static_assert'
static_assert(sizeof(structname) == (size), \
^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:133:2: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
XFS_CHECK_STRUCT_SIZE(struct xfs_attr_sf_entry, 3);
^~~~~~~~~~~~~~~~~~~~~
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_dir2_data_unused) is wrong, expected 6"
#define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
^
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
#define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:2: note: in expansion of macro 'static_assert'
static_assert(sizeof(structname) == (size), \
^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:136:2: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
XFS_CHECK_STRUCT_SIZE(struct xfs_dir2_data_unused, 6);
^~~~~~~~~~~~~~~~~~~~~
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for FB_IOMEM_HELPERS
Depends on [n]: HAS_IOMEM [=y] && FB_CORE [=n]
Selected by [m]:
- DRM_XE_DISPLAY [=y] && HAS_IOMEM [=y] && DRM [=m] && DRM_XE [=m] && DRM_XE [=m]=m [=m]
vim +78 include/linux/build_bug.h
bc6245e5efd70c Ian Abbott 2017-07-10 60
6bab69c65013be Rasmus Villemoes 2019-03-07 61 /**
6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time
6bab69c65013be Rasmus Villemoes 2019-03-07 63 *
6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a
6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the
6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression).
6bab69c65013be Rasmus Villemoes 2019-03-07 67 *
6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global
6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant
6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is
6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr).
6bab69c65013be Rasmus Villemoes 2019-03-07 72 *
6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is
6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is
6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false.
6bab69c65013be Rasmus Villemoes 2019-03-07 76 */
6bab69c65013be Rasmus Villemoes 2019-03-07 77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
6bab69c65013be Rasmus Villemoes 2019-03-07 79
07a368b3f55a79 Maxim Levitsky 2022-10-25 80
:::::: The code at line 78 was first introduced by commit
:::::: 6bab69c65013bed5fce9f101a64a84d0385b3946 build_bug.h: add wrapper for _Static_assert
:::::: TO: Rasmus Villemoes <linux@rasmusvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 9+ messages in thread
* include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
@ 2025-07-04 10:29 kernel test robot
0 siblings, 0 replies; 9+ messages in thread
From: kernel test robot @ 2025-07-04 10:29 UTC (permalink / raw)
To: Darrick J. Wong; +Cc: oe-kbuild-all, linux-kernel, Christoph Hellwig
Hi Darrick,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 4c06e63b92038fadb566b652ec3ec04e228931e8
commit: 13877bc79d81354c53e91f3c86ac0f7bafe3ba7b xfs: port ondisk structure checks from xfs/122 to the kernel
date: 8 months ago
config: arm-randconfig-r123-20250704 (https://download.01.org/0day-ci/archive/20250704/202507041801.wE1h9GnN-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.5.0
reproduce: (https://download.01.org/0day-ci/archive/20250704/202507041801.wE1h9GnN-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/202507041801.wE1h9GnN-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/container_of.h:5,
from include/linux/list.h:5,
from include/linux/semaphore.h:11,
from fs/xfs/xfs_linux.h:24,
from fs/xfs/xfs.h:26,
from fs/xfs/xfs_super.c:7:
fs/xfs/libxfs/xfs_ondisk.h: In function 'xfs_check_ondisk_structs':
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:9: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:133:9: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
133 | XFS_CHECK_STRUCT_SIZE(struct xfs_attr_sf_entry, 3);
| ^~~~~~~~~~~~~~~~~~~~~
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_dir2_data_unused) is wrong, expected 6"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:9: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:136:9: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
136 | XFS_CHECK_STRUCT_SIZE(struct xfs_dir2_data_unused, 6);
| ^~~~~~~~~~~~~~~~~~~~~
vim +78 include/linux/build_bug.h
bc6245e5efd70c Ian Abbott 2017-07-10 60
6bab69c65013be Rasmus Villemoes 2019-03-07 61 /**
6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time
6bab69c65013be Rasmus Villemoes 2019-03-07 63 *
6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a
6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the
6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression).
6bab69c65013be Rasmus Villemoes 2019-03-07 67 *
6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global
6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant
6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is
6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr).
6bab69c65013be Rasmus Villemoes 2019-03-07 72 *
6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is
6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is
6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false.
6bab69c65013be Rasmus Villemoes 2019-03-07 76 */
6bab69c65013be Rasmus Villemoes 2019-03-07 @77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
6bab69c65013be Rasmus Villemoes 2019-03-07 79
07a368b3f55a79 Maxim Levitsky 2022-10-25 80
:::::: The code at line 78 was first introduced by commit
:::::: 6bab69c65013bed5fce9f101a64a84d0385b3946 build_bug.h: add wrapper for _Static_assert
:::::: TO: Rasmus Villemoes <linux@rasmusvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 9+ messages in thread
* include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
@ 2025-08-08 3:34 kernel test robot
0 siblings, 0 replies; 9+ messages in thread
From: kernel test robot @ 2025-08-08 3:34 UTC (permalink / raw)
To: Darrick J. Wong; +Cc: oe-kbuild-all, linux-kernel, Christoph Hellwig
Hi Darrick,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 6e64f4580381e32c06ee146ca807c555b8f73e24
commit: 13877bc79d81354c53e91f3c86ac0f7bafe3ba7b xfs: port ondisk structure checks from xfs/122 to the kernel
date: 9 months ago
config: arm-randconfig-001-20250808 (https://download.01.org/0day-ci/archive/20250808/202508081101.hx7Fc3HV-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 14.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250808/202508081101.hx7Fc3HV-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/202508081101.hx7Fc3HV-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/container_of.h:5,
from include/linux/list.h:5,
from include/linux/semaphore.h:11,
from fs/xfs/xfs_linux.h:24,
from fs/xfs/xfs.h:26,
from fs/xfs/xfs_super.c:7:
fs/xfs/libxfs/xfs_ondisk.h: In function 'xfs_check_ondisk_structs':
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:9: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:133:9: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
133 | XFS_CHECK_STRUCT_SIZE(struct xfs_attr_sf_entry, 3);
| ^~~~~~~~~~~~~~~~~~~~~
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_dir2_data_unused) is wrong, expected 6"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:9: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:136:9: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
136 | XFS_CHECK_STRUCT_SIZE(struct xfs_dir2_data_unused, 6);
| ^~~~~~~~~~~~~~~~~~~~~
vim +78 include/linux/build_bug.h
bc6245e5efd70c Ian Abbott 2017-07-10 60
6bab69c65013be Rasmus Villemoes 2019-03-07 61 /**
6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time
6bab69c65013be Rasmus Villemoes 2019-03-07 63 *
6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a
6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the
6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression).
6bab69c65013be Rasmus Villemoes 2019-03-07 67 *
6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global
6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant
6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is
6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr).
6bab69c65013be Rasmus Villemoes 2019-03-07 72 *
6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is
6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is
6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false.
6bab69c65013be Rasmus Villemoes 2019-03-07 76 */
6bab69c65013be Rasmus Villemoes 2019-03-07 77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
6bab69c65013be Rasmus Villemoes 2019-03-07 79
07a368b3f55a79 Maxim Levitsky 2022-10-25 80
:::::: The code at line 78 was first introduced by commit
:::::: 6bab69c65013bed5fce9f101a64a84d0385b3946 build_bug.h: add wrapper for _Static_assert
:::::: TO: Rasmus Villemoes <linux@rasmusvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 9+ messages in thread
* include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
@ 2025-09-08 22:37 kernel test robot
0 siblings, 0 replies; 9+ messages in thread
From: kernel test robot @ 2025-09-08 22:37 UTC (permalink / raw)
To: Darrick J. Wong; +Cc: oe-kbuild-all, linux-kernel, Christoph Hellwig
Hi Darrick,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f777d1112ee597d7f7dd3ca232220873a34ad0c8
commit: 13877bc79d81354c53e91f3c86ac0f7bafe3ba7b xfs: port ondisk structure checks from xfs/122 to the kernel
date: 10 months ago
config: arm-randconfig-r111-20250909 (https://download.01.org/0day-ci/archive/20250909/202509090625.upufh3AF-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 10.5.0
reproduce: (https://download.01.org/0day-ci/archive/20250909/202509090625.upufh3AF-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/202509090625.upufh3AF-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/container_of.h:5,
from include/linux/list.h:5,
from include/linux/semaphore.h:11,
from fs/xfs/xfs_linux.h:24,
from fs/xfs/xfs.h:26,
from fs/xfs/xfs_super.c:7:
fs/xfs/libxfs/xfs_ondisk.h: In function 'xfs_check_ondisk_structs':
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:2: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:133:2: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
133 | XFS_CHECK_STRUCT_SIZE(struct xfs_attr_sf_entry, 3);
| ^~~~~~~~~~~~~~~~~~~~~
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_dir2_data_unused) is wrong, expected 6"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:2: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:136:2: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
136 | XFS_CHECK_STRUCT_SIZE(struct xfs_dir2_data_unused, 6);
| ^~~~~~~~~~~~~~~~~~~~~
vim +78 include/linux/build_bug.h
bc6245e5efd70c Ian Abbott 2017-07-10 60
6bab69c65013be Rasmus Villemoes 2019-03-07 61 /**
6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time
6bab69c65013be Rasmus Villemoes 2019-03-07 63 *
6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a
6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the
6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression).
6bab69c65013be Rasmus Villemoes 2019-03-07 67 *
6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global
6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant
6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is
6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr).
6bab69c65013be Rasmus Villemoes 2019-03-07 72 *
6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is
6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is
6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false.
6bab69c65013be Rasmus Villemoes 2019-03-07 76 */
6bab69c65013be Rasmus Villemoes 2019-03-07 77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
6bab69c65013be Rasmus Villemoes 2019-03-07 79
07a368b3f55a79 Maxim Levitsky 2022-10-25 80
:::::: The code at line 78 was first introduced by commit
:::::: 6bab69c65013bed5fce9f101a64a84d0385b3946 build_bug.h: add wrapper for _Static_assert
:::::: TO: Rasmus Villemoes <linux@rasmusvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 9+ messages in thread
* include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
@ 2025-10-13 1:48 kernel test robot
0 siblings, 0 replies; 9+ messages in thread
From: kernel test robot @ 2025-10-13 1:48 UTC (permalink / raw)
To: Darrick J. Wong; +Cc: oe-kbuild-all, linux-kernel, Christoph Hellwig
Hi Darrick,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 3a8660878839faadb4f1a6dd72c3179c1df56787
commit: 13877bc79d81354c53e91f3c86ac0f7bafe3ba7b xfs: port ondisk structure checks from xfs/122 to the kernel
date: 11 months ago
config: arm-randconfig-003-20251013 (https://download.01.org/0day-ci/archive/20251013/202510130901.BneH1ELf-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251013/202510130901.BneH1ELf-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/202510130901.BneH1ELf-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/bitfield.h:10,
from include/linux/fortify-string.h:5,
from include/linux/string.h:390,
from include/linux/uuid.h:11,
from fs/xfs/xfs_linux.h:10,
from fs/xfs/xfs.h:26,
from fs/xfs/xfs_super.c:7:
fs/xfs/libxfs/xfs_ondisk.h: In function 'xfs_check_ondisk_structs':
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:9: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:133:9: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
133 | XFS_CHECK_STRUCT_SIZE(struct xfs_attr_sf_entry, 3);
| ^~~~~~~~~~~~~~~~~~~~~
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_dir2_data_unused) is wrong, expected 6"
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:9: note: in expansion of macro 'static_assert'
10 | static_assert(sizeof(structname) == (size), \
| ^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:136:9: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
136 | XFS_CHECK_STRUCT_SIZE(struct xfs_dir2_data_unused, 6);
| ^~~~~~~~~~~~~~~~~~~~~
vim +78 include/linux/build_bug.h
bc6245e5efd70c Ian Abbott 2017-07-10 60
6bab69c65013be Rasmus Villemoes 2019-03-07 61 /**
6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time
6bab69c65013be Rasmus Villemoes 2019-03-07 63 *
6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a
6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the
6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression).
6bab69c65013be Rasmus Villemoes 2019-03-07 67 *
6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global
6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant
6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is
6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr).
6bab69c65013be Rasmus Villemoes 2019-03-07 72 *
6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is
6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is
6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false.
6bab69c65013be Rasmus Villemoes 2019-03-07 76 */
6bab69c65013be Rasmus Villemoes 2019-03-07 77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
6bab69c65013be Rasmus Villemoes 2019-03-07 79
07a368b3f55a79 Maxim Levitsky 2022-10-25 80
:::::: The code at line 78 was first introduced by commit
:::::: 6bab69c65013bed5fce9f101a64a84d0385b3946 build_bug.h: add wrapper for _Static_assert
:::::: TO: Rasmus Villemoes <linux@rasmusvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 9+ messages in thread
* include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
@ 2025-10-23 1:51 kernel test robot
0 siblings, 0 replies; 9+ messages in thread
From: kernel test robot @ 2025-10-23 1:51 UTC (permalink / raw)
To: Darrick J. Wong; +Cc: oe-kbuild-all, linux-kernel, Christoph Hellwig
Hi Darrick,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: dd72c8fcf6d35de5d6d976f20dc1ae84ce7af08b
commit: 13877bc79d81354c53e91f3c86ac0f7bafe3ba7b xfs: port ondisk structure checks from xfs/122 to the kernel
date: 12 months ago
config: arm-randconfig-004-20251023 (https://download.01.org/0day-ci/archive/20251023/202510230913.RgbAGc3c-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251023/202510230913.RgbAGc3c-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/202510230913.RgbAGc3c-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/container_of.h:5,
from include/linux/list.h:5,
from include/linux/semaphore.h:11,
from fs/xfs/xfs_linux.h:24,
from fs/xfs/xfs.h:26,
from fs/xfs/xfs_super.c:7:
fs/xfs/libxfs/xfs_ondisk.h: In function 'xfs_check_ondisk_structs':
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3"
#define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
#define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:2: note: in expansion of macro 'static_assert'
static_assert(sizeof(structname) == (size), \
^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:133:2: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
XFS_CHECK_STRUCT_SIZE(struct xfs_attr_sf_entry, 3);
^~~~~~~~~~~~~~~~~~~~~
>> include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_dir2_data_unused) is wrong, expected 6"
#define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
^~~~~~~~~~~~~~
include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
#define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
^~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:10:2: note: in expansion of macro 'static_assert'
static_assert(sizeof(structname) == (size), \
^~~~~~~~~~~~~
fs/xfs/libxfs/xfs_ondisk.h:136:2: note: in expansion of macro 'XFS_CHECK_STRUCT_SIZE'
XFS_CHECK_STRUCT_SIZE(struct xfs_dir2_data_unused, 6);
^~~~~~~~~~~~~~~~~~~~~
vim +78 include/linux/build_bug.h
bc6245e5efd70c Ian Abbott 2017-07-10 60
6bab69c65013be Rasmus Villemoes 2019-03-07 61 /**
6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time
6bab69c65013be Rasmus Villemoes 2019-03-07 63 *
6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a
6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the
6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression).
6bab69c65013be Rasmus Villemoes 2019-03-07 67 *
6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global
6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant
6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is
6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr).
6bab69c65013be Rasmus Villemoes 2019-03-07 72 *
6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is
6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is
6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false.
6bab69c65013be Rasmus Villemoes 2019-03-07 76 */
6bab69c65013be Rasmus Villemoes 2019-03-07 77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
6bab69c65013be Rasmus Villemoes 2019-03-07 79
07a368b3f55a79 Maxim Levitsky 2022-10-25 80
:::::: The code at line 78 was first introduced by commit
:::::: 6bab69c65013bed5fce9f101a64a84d0385b3946 build_bug.h: add wrapper for _Static_assert
:::::: TO: Rasmus Villemoes <linux@rasmusvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 9+ messages in thread
end of thread, other threads:[~2025-10-23 1:52 UTC | newest]
Thread overview: 9+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2025-03-23 10:33 include/linux/build_bug.h:78:41: error: static assertion failed: "XFS: sizeof(struct xfs_attr_sf_entry) is wrong, expected 3" kernel test robot
-- strict thread matches above, loose matches on Subject: below --
2025-10-23 1:51 kernel test robot
2025-10-13 1:48 kernel test robot
2025-09-08 22:37 kernel test robot
2025-08-08 3:34 kernel test robot
2025-07-04 10:29 kernel test robot
2025-05-30 8:50 kernel test robot
2025-02-20 19:09 kernel test robot
2025-02-08 22:50 kernel test robot
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox