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Wed, 26 Jun 2024 09:45:08 -0700 (PDT) MIME-Version: 1.0 From: Naresh Kamboju Date: Wed, 26 Jun 2024 22:14:56 +0530 Message-ID: Subject: mm: huge_memory.c:2736:31: error: variable 'page' is uninitialized when used here [-Werror,-Wuninitialized] To: open list , linux-mm , lkft-triage@lists.linaro.org, clang-built-linux Cc: Andrew Morton , Arnd Bergmann , Lance Yang Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: 6i654nwn5g718x1frxa9n3w8539yimdu X-Rspamd-Queue-Id: 8B7BC40021 X-Rspam-User: X-Rspamd-Server: rspam10 X-HE-Tag: 1719420310-177825 X-HE-Meta: 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 scMtkhaG YC9iTUN5Hurics2WB9XkgIZrzhpoWHUVeSVQ7lAc4Szzc+C0vAu2f7OzT1GhZzdKuvXC1eVHE4mkWv7IT2x9s4RtBqd6VJgTTf21AxGyFbYmhVOXQkCbIOXQVSEKE51zJQ+amv1SpiQM+FLtUAylOd0LPV2C2C75Nc4sLmqTV8OQzyinn7izmPK5GP80Iekt9RGDJlqZRHjriCw64neqF7D9xHU+X4kntoYLFvcfGZRXecQUKm5/22kKhYpKnBPwwV/Re6/BbLHXD0T59GKL+noEpPn/+DSmIbxSqaiLejuqsvVfaAAvKYNmFq9HlWyctn3/wCOBBLIztfKNo8lnvMFqC8G9gk2fxYqxl X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: The x86_64 clang builds failed on Linux next due to these warnings / errors. Reported-by: Linux Kernel Functional Testing Build error: ------ mm/huge_memory.c:2736:31: error: variable 'page' is uninitialized when used here [-Werror,-Wuninitialized] 2736 | folio_remove_rmap_pmd(folio, page, vma); | ^~~~ /builds/linux/mm/huge_memory.c:2700:19: note: initialize the variable 'page' to silence this warning 2700 | struct page *page; | ^ | = NULL 1 error generated. patch that is causing this build failures, mm/vmscan: avoid split lazyfree THP during shrink_folio_list() metadata: -- git_describe: next-20240625 git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next git_short_log: 0fc4bfab2cd4 ("Add linux-next specific files for 20240625") arch: x86_64 toolchain: clang-18 Links: - https://storage.tuxsuite.com/public/linaro/lkft/builds/2iNfPlsMdxsqZTOC14r1xZZxq8X/ - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20240625/testrun/24448204/suite/build/test/clang-18-lkftconfig/details/ -- Linaro LKFT https://lkft.linaro.org