From: kernel test robot <lkp@intel.com>
To: Leon Romanovsky <leonro@nvidia.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
Marek Szyprowski <m.szyprowski@samsung.com>,
Jason Gunthorpe <jgg@nvidia.com>
Subject: [linux-next:master 7677/9696] mm/kmsan/hooks.c:372:6: error: too many arguments to function call, expected 3, have 4
Date: Wed, 17 Sep 2025 06:15:12 +0800 [thread overview]
Message-ID: <202509170638.AMGNCMEE-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 05af764719214d6568adb55c8749dec295228da8
commit: 6eb1e769b2c13a33cb2ca694454a7561d3d72c0a [7677/9696] kmsan: convert kmsan_handle_dma to use physical addresses
config: x86_64-buildonly-randconfig-002-20250917 (https://download.01.org/0day-ci/archive/20250917/202509170638.AMGNCMEE-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250917/202509170638.AMGNCMEE-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/202509170638.AMGNCMEE-lkp@intel.com/
All errors (new ones prefixed by >>):
>> mm/kmsan/hooks.c:372:6: error: too many arguments to function call, expected 3, have 4
371 | kmsan_handle_dma(sg_page(item), item->offset, item->length,
| ~~~~~~~~~~~~~~~~
372 | dir);
| ^~~
mm/kmsan/hooks.c:362:19: note: 'kmsan_handle_dma' declared here
362 | EXPORT_SYMBOL_GPL(kmsan_handle_dma);
| ^~~~~~~~~~~~~~~~
include/linux/export.h:90:48: note: expanded from macro 'EXPORT_SYMBOL_GPL'
90 | #define EXPORT_SYMBOL_GPL(sym) _EXPORT_SYMBOL(sym, "GPL")
| ^~~
include/linux/export.h:86:54: note: expanded from macro '_EXPORT_SYMBOL'
86 | #define _EXPORT_SYMBOL(sym, license) __EXPORT_SYMBOL(sym, license, "")
| ^~~
include/linux/export.h:76:21: note: expanded from macro '__EXPORT_SYMBOL'
76 | extern typeof(sym) sym; \
| ^~~
1 error generated.
vim +372 mm/kmsan/hooks.c
7ade4f10779cb4 Alexander Potapenko 2022-09-15 363
7ade4f10779cb4 Alexander Potapenko 2022-09-15 364 void kmsan_handle_dma_sg(struct scatterlist *sg, int nents,
7ade4f10779cb4 Alexander Potapenko 2022-09-15 365 enum dma_data_direction dir)
7ade4f10779cb4 Alexander Potapenko 2022-09-15 366 {
7ade4f10779cb4 Alexander Potapenko 2022-09-15 367 struct scatterlist *item;
7ade4f10779cb4 Alexander Potapenko 2022-09-15 368 int i;
7ade4f10779cb4 Alexander Potapenko 2022-09-15 369
7ade4f10779cb4 Alexander Potapenko 2022-09-15 370 for_each_sg(sg, item, nents, i)
7ade4f10779cb4 Alexander Potapenko 2022-09-15 371 kmsan_handle_dma(sg_page(item), item->offset, item->length,
7ade4f10779cb4 Alexander Potapenko 2022-09-15 @372 dir);
7ade4f10779cb4 Alexander Potapenko 2022-09-15 373 }
7ade4f10779cb4 Alexander Potapenko 2022-09-15 374
:::::: The code at line 372 was first introduced by commit
:::::: 7ade4f10779cb46f5c29ced9b7a41f68501cf0ed dma: kmsan: unpoison DMA mappings
:::::: TO: Alexander Potapenko <glider@google.com>
:::::: CC: Andrew Morton <akpm@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2025-09-16 22:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-16 22:15 kernel test robot [this message]
2025-09-17 6:19 ` [linux-next:master 7677/9696] mm/kmsan/hooks.c:372:6: error: too many arguments to function call, expected 3, have 4 Leon Romanovsky
2025-09-17 6:27 ` Leon Romanovsky
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