* [linux-next:master 7677/9696] mm/kmsan/hooks.c:372:6: error: too many arguments to function call, expected 3, have 4
@ 2025-09-16 22:15 kernel test robot
2025-09-17 6:19 ` Leon Romanovsky
0 siblings, 1 reply; 3+ messages in thread
From: kernel test robot @ 2025-09-16 22:15 UTC (permalink / raw)
To: Leon Romanovsky; +Cc: llvm, oe-kbuild-all, Marek Szyprowski, Jason Gunthorpe
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
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [linux-next:master 7677/9696] mm/kmsan/hooks.c:372:6: error: too many arguments to function call, expected 3, have 4
2025-09-16 22:15 [linux-next:master 7677/9696] mm/kmsan/hooks.c:372:6: error: too many arguments to function call, expected 3, have 4 kernel test robot
@ 2025-09-17 6:19 ` Leon Romanovsky
2025-09-17 6:27 ` Leon Romanovsky
0 siblings, 1 reply; 3+ messages in thread
From: Leon Romanovsky @ 2025-09-17 6:19 UTC (permalink / raw)
To: kernel test robot; +Cc: llvm, oe-kbuild-all, Marek Szyprowski, Jason Gunthorpe
On Wed, Sep 17, 2025 at 06:15:12AM +0800, kernel test robot wrote:
> 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
I think that it is old report.
The commit in the DMA tree has different SHA and correct kmsan_handle_dma() callers:
b420b31f009f ("kmsan: convert kmsan_handle_dma to use physical addresses")
Thanks
> 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
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [linux-next:master 7677/9696] mm/kmsan/hooks.c:372:6: error: too many arguments to function call, expected 3, have 4
2025-09-17 6:19 ` Leon Romanovsky
@ 2025-09-17 6:27 ` Leon Romanovsky
0 siblings, 0 replies; 3+ messages in thread
From: Leon Romanovsky @ 2025-09-17 6:27 UTC (permalink / raw)
To: kernel test robot; +Cc: llvm, oe-kbuild-all, Marek Szyprowski, Jason Gunthorpe
On Wed, Sep 17, 2025 at 09:19:05AM +0300, Leon Romanovsky wrote:
> On Wed, Sep 17, 2025 at 06:15:12AM +0800, kernel test robot wrote:
> > 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
>
> I think that it is old report.
> The commit in the DMA tree has different SHA and correct kmsan_handle_dma() callers:
> b420b31f009f ("kmsan: convert kmsan_handle_dma to use physical addresses")
Ohh, I found it, sending the fix.
Thanks for the report.
>
> Thanks
>
> > 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
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2025-09-17 6:27 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2025-09-16 22:15 [linux-next:master 7677/9696] mm/kmsan/hooks.c:372:6: error: too many arguments to function call, expected 3, have 4 kernel test robot
2025-09-17 6:19 ` Leon Romanovsky
2025-09-17 6:27 ` Leon Romanovsky
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox