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Howlett" To: kernel test robot Cc: Andrew Morton , llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Linux Memory Management List , linux-kernel@vger.kernel.org, Suren Baghdasaryan , Lorenzo Stoakes , Pedro Falcato , David Hildenbrand , Vlastimil Babka , Michal Hocko , Jann Horn , shikemeng@huaweicloud.com, kasong@tencent.com, nphamcs@gmail.com, bhe@redhat.com, baohua@kernel.org, chrisl@kernel.org, Matthew Wilcox Subject: Re: [PATCH v2 08/10] mm/vma: Use unmap_desc in exit_mmap() and vms_clear_ptes() Message-ID: Mail-Followup-To: "Liam R. 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owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: * kernel test robot [260115 20:30]: > Hi Liam, > > kernel test robot noticed the following build errors: > > [auto build test ERROR on akpm-mm/mm-everything] > [also build test ERROR on linus/master v6.19-rc5 next-20260115] > [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/Liam-R-Howlett/mm-mmap-Move-exit_mmap-trace-point/20260116-023126 > base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything > patch link: https://lore.kernel.org/r/20260115182720.1691130-9-Liam.Howlett%40oracle.com > patch subject: [PATCH v2 08/10] mm/vma: Use unmap_desc in exit_mmap() and vms_clear_ptes() > config: arm-allnoconfig (https://download.01.org/0day-ci/archive/20260116/202601160919.v3GpIeUh-lkp@intel.com/config) > compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9b8addffa70cee5b2acc5454712d9cf78ce45710) > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260116/202601160919.v3GpIeUh-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 > | Closes: https://lore.kernel.org/oe-kbuild-all/202601160919.v3GpIeUh-lkp@intel.com/ > > All errors (new ones prefixed by >>): > > In file included from mm/filemap.c:54: > In file included from mm/internal.h:23: > >> mm/vma.h:176:18: error: use of undeclared identifier 'USER_PGTABLES_CEILING' > 176 | unmap->pg_end = USER_PGTABLES_CEILING; > | ^~~~~~~~~~~~~~~~~~~~~ > 1 error generated. > > > vim +/USER_PGTABLES_CEILING +176 mm/vma.h > > 169 > 170 static inline void unmap_all_init(struct unmap_desc *unmap, > 171 struct vma_iterator *vmi, struct vm_area_struct *vma) > 172 { > 173 unmap->mas = &vmi->mas; > 174 unmap->first = vma; > 175 unmap->pg_start = FIRST_USER_ADDRESS; > > 176 unmap->pg_end = USER_PGTABLES_CEILING; > 177 unmap->vma_start = 0; > 178 unmap->vma_end = ULONG_MAX; > 179 unmap->tree_end = ULONG_MAX; > 180 unmap->tree_reset = vma->vm_end; > 181 unmap->mm_wr_locked = false; > 182 } > 183 > #syzbot test --- a/mm/vma_internal.h +++ b/mm/vma_internal.h @@ -46,6 +46,7 @@ #include #include #include +#include #include #include