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Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Subject: Re: [linux-next:master] BUILD REGRESSION 296d53d8f84ce50ffaee7d575487058c8d437335 Content-Language: en-US To: Marc Zyngier , kernel test robot Cc: Andrew Morton , Linux Memory Management List , kunit-dev@googlegroups.com, kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-parisc@vger.kernel.org, linux-rdma@vger.kernel.org, linux-riscv@lists.infradead.org, linux-usb@vger.kernel.org, netdev@vger.kernel.org References: <202307032309.v4K1IBoR-lkp@intel.com> <7d3d61c694c0e57b096ff7af6277ed6b@kernel.org> From: Bart Van Assche In-Reply-To: <7d3d61c694c0e57b096ff7af6277ed6b@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: A6E2610000B X-Rspam-User: X-Stat-Signature: u7nb5tswehmqbsr3u548numz1ek471tw X-Rspamd-Server: rspam01 X-HE-Tag: 1688479900-319269 X-HE-Meta: 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 PypDM5T8 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 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: On 7/4/23 00:15, Marc Zyngier wrote: > On 2023-07-03 16:11, kernel test robot wrote: >> tree/branch: >> https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git >> master >> branch HEAD: 296d53d8f84ce50ffaee7d575487058c8d437335  Add linux-next >> specific files for 20230703 >> > > [...] > >> Unverified Error/Warning (likely false positive, please contact us if >> interested): >> >> arch/arm64/kvm/mmu.c:147:3-9: preceding lock on line 140 > > This *is* a false positive. The function is entered with a lock > held, it will exit with the lock held as well. Inside the body > of the function, we release and reacquire the lock. Which tool reported this message? If this message was reported by sparse, has it been considered to add a __must_hold() annotation? Thanks, Bart.