Re: [PATCH] ACPICA: fix build with GCC 15 due to -Werror=unterminated-string-initialization

kernel test robot
2025-03-02T02:30:23Z

Hi,

kernel test robot noticed the following build errors:

[auto build test ERROR on rafael-pm/linux-next]
[also build test ERROR on rafael-pm/bleeding-edge linus/master v6.14-rc4 next-20250228]
[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/mpagano-gentoo-org/ACPICA-fix-build-with-GCC-15-due-to-Werror-unterminated-string-initialization/20250301-051004
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
patch link: https://lore.kernel.org/r/20250228210834.811164-1-mpagano%40gentoo.org
patch subject: [PATCH] ACPICA: fix build with GCC 15 due to -Werror=unterminated-string-initialization
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20250302/202503021047.izEzFVqg-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250302/202503021047.izEzFVqg-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/202503021047.izEzFVqg-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/acpi/nfit/core.c:3489:2: error: call to '__compiletime_assert_953' declared with 'error' attribute: BUILD_BUG_ON failed: sizeof(struct acpi_table_nfit) != 40
3489 | BUILD_BUG_ON(sizeof(struct acpi_table_nfit) != 40);
| ^
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:542:2: note: expanded from macro 'compiletime_assert'
542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:530:2: note: expanded from macro '_compiletime_assert'
530 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:523:4: note: expanded from macro '__compiletime_assert'
523 | prefix ## suffix(); \
| ^
<scratch space>:114:1: note: expanded from here
114 | __compiletime_assert_953
| ^
1 error generated.

vim +3489 drivers/acpi/nfit/core.c

b94d5230d06eb9 drivers/acpi/nfit.c Dan Williams 2015-05-19 3484
b94d5230d06eb9 drivers/acpi/nfit.c Dan Williams 2015-05-19 3485 static __init int nfit_init(void)
b94d5230d06eb9 drivers/acpi/nfit.c Dan Williams 2015-05-19 3486 {
7e700d2c59e585 drivers/acpi/nfit/core.c Prarit Bhargava 2017-05-31 3487 int ret;
7e700d2c59e585 drivers/acpi/nfit/core.c Prarit Bhargava 2017-05-31 3488
b94d5230d06eb9 drivers/acpi/nfit.c Dan Williams 2015-05-19 @3489 BUILD_BUG_ON(sizeof(struct acpi_table_nfit) != 40);
cf16b05c607bd7 drivers/acpi/nfit/core.c Bob Moore 2021-04-06 3490 BUILD_BUG_ON(sizeof(struct acpi_nfit_system_address) != 64);
b94d5230d06eb9 drivers/acpi/nfit.c Dan Williams 2015-05-19 3491 BUILD_BUG_ON(sizeof(struct acpi_nfit_memory_map) != 48);
2a5ab99847bd41 drivers/acpi/nfit/core.c Kees Cook 2023-04-05 3492 BUILD_BUG_ON(sizeof(struct acpi_nfit_interleave) != 16);
74522fea27f8a0 drivers/acpi/nfit/core.c Kees Cook 2023-04-05 3493 BUILD_BUG_ON(sizeof(struct acpi_nfit_smbios) != 8);
b94d5230d06eb9 drivers/acpi/nfit.c Dan Williams 2015-05-19 3494 BUILD_BUG_ON(sizeof(struct acpi_nfit_control_region) != 80);
b94d5230d06eb9 drivers/acpi/nfit.c Dan Williams 2015-05-19 3495 BUILD_BUG_ON(sizeof(struct acpi_nfit_data_region) != 40);
06e8ccdab15f46 drivers/acpi/nfit/core.c Dave Jiang 2018-01-31 3496 BUILD_BUG_ON(sizeof(struct acpi_nfit_capabilities) != 16);
b94d5230d06eb9 drivers/acpi/nfit.c Dan Williams 2015-05-19 3497
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3498 guid_parse(UUID_VOLATILE_MEMORY, &nfit_uuid[NFIT_SPA_VOLATILE]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3499 guid_parse(UUID_PERSISTENT_MEMORY, &nfit_uuid[NFIT_SPA_PM]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3500 guid_parse(UUID_CONTROL_REGION, &nfit_uuid[NFIT_SPA_DCR]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3501 guid_parse(UUID_DATA_REGION, &nfit_uuid[NFIT_SPA_BDW]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3502 guid_parse(UUID_VOLATILE_VIRTUAL_DISK, &nfit_uuid[NFIT_SPA_VDISK]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3503 guid_parse(UUID_VOLATILE_VIRTUAL_CD, &nfit_uuid[NFIT_SPA_VCD]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3504 guid_parse(UUID_PERSISTENT_VIRTUAL_DISK, &nfit_uuid[NFIT_SPA_PDISK]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3505 guid_parse(UUID_PERSISTENT_VIRTUAL_CD, &nfit_uuid[NFIT_SPA_PCD]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3506 guid_parse(UUID_NFIT_BUS, &nfit_uuid[NFIT_DEV_BUS]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3507 guid_parse(UUID_NFIT_DIMM, &nfit_uuid[NFIT_DEV_DIMM]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3508 guid_parse(UUID_NFIT_DIMM_N_HPE1, &nfit_uuid[NFIT_DEV_DIMM_N_HPE1]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3509 guid_parse(UUID_NFIT_DIMM_N_HPE2, &nfit_uuid[NFIT_DEV_DIMM_N_HPE2]);
41c8bdb3ab10c1 drivers/acpi/nfit/core.c Andy Shevchenko 2017-06-05 3510 guid_parse(UUID_NFIT_DIMM_N_MSFT, &nfit_uuid[NFIT_DEV_DIMM_N_MSFT]);
1194c4133195df drivers/acpi/nfit/core.c Dexuan Cui 2019-01-29 3511 guid_parse(UUID_NFIT_DIMM_N_HYPERV, &nfit_uuid[NFIT_DEV_DIMM_N_HYPERV]);
6450ddbd5d8e83 drivers/acpi/nfit/core.c Dan Williams 2020-07-20 3512 guid_parse(UUID_INTEL_BUS, &nfit_uuid[NFIT_BUS_INTEL]);
b94d5230d06eb9 drivers/acpi/nfit.c Dan Williams 2015-05-19 3513
7ae0fa439faff0 drivers/acpi/nfit.c Dan Williams 2016-02-19 3514 nfit_wq = create_singlethread_workqueue("nfit");
7ae0fa439faff0 drivers/acpi/nfit.c Dan Williams 2016-02-19 3515 if (!nfit_wq)
7ae0fa439faff0 drivers/acpi/nfit.c Dan Williams 2016-02-19 3516 return -ENOMEM;
7ae0fa439faff0 drivers/acpi/nfit.c Dan Williams 2016-02-19 3517
6839a6d96f4ea0 drivers/acpi/nfit/core.c Vishal Verma 2016-07-23 3518 nfit_mce_register();
7e700d2c59e585 drivers/acpi/nfit/core.c Prarit Bhargava 2017-05-31 3519 ret = acpi_bus_register_driver(&acpi_nfit_driver);
7e700d2c59e585 drivers/acpi/nfit/core.c Prarit Bhargava 2017-05-31 3520 if (ret) {
7e700d2c59e585 drivers/acpi/nfit/core.c Prarit Bhargava 2017-05-31 3521 nfit_mce_unregister();
7e700d2c59e585 drivers/acpi/nfit/core.c Prarit Bhargava 2017-05-31 3522 destroy_workqueue(nfit_wq);
7e700d2c59e585 drivers/acpi/nfit/core.c Prarit Bhargava 2017-05-31 3523 }
7e700d2c59e585 drivers/acpi/nfit/core.c Prarit Bhargava 2017-05-31 3524
7e700d2c59e585 drivers/acpi/nfit/core.c Prarit Bhargava 2017-05-31 3525 return ret;
6839a6d96f4ea0 drivers/acpi/nfit/core.c Vishal Verma 2016-07-23 3526