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AJvYcCXawtJrIT263C8LLyU02KhBCOFDT4h84ne0WG5RMHJiW3uUBZVKe3zlEAq+6y5ZL8AVBMmh3YOHbA==@kvack.org X-Gm-Message-State: AOJu0YyFBoLXkdM7UzV13zByBq6LhxfA9884Ln6B0kr9DpeoeUlgt/pL WccXqYY96ADqpy8D1f4AE2HiX3WFwuRP9n5zUAfKcE4ecia9gQfUplson5brrwalDY5P0DY5O4p 93hLtgqXFfSP1LWbCfHMHQzFh90+v6p8QQ5XsDw== X-Google-Smtp-Source: AGHT+IGK0LY3tdtqWeFRG+uZZtVR/W7GoroGGMy79582gduYyn5m8Nqwz9BjE5mfCd13Nrjeql+K94+u37gPhcxzdQU= X-Received: by 2002:a05:6102:3912:b0:48f:361:9fe9 with SMTP id ada2fe7eead31-498be9fdbc6mr800429137.3.1724097476320; Mon, 19 Aug 2024 12:57:56 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Naresh Kamboju Date: Tue, 20 Aug 2024 01:27:44 +0530 Message-ID: Subject: Re: gcc-8: mm/swapfile.c:863:40: error: array subscript 1 is above array bounds of 'struct list_head[1]' [-Werror=array-bounds] To: Kairui Song Cc: Chris Li , linux-mm , open list , lkft-triage@lists.linaro.org, Linux Regressions , Barry Song <21cnbao@gmail.com>, "Huang, Ying" , Hugh Dickins , Kalesh Singh , Ryan Roberts , Andrew Morton , Anders Roxell Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 6EBE9C0015 X-Stat-Signature: unb91sftggb91ki5s1q7sbg6d86s3aqx X-Rspam-User: X-HE-Tag: 1724097477-682864 X-HE-Meta: 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 FcFqTEF5 256ieTo6rP9ikTauo+GJJ+0YmRzbrbLfK31A9xIsQ2dlefQFl3mGpHX9L5E2YHki2LCj1efIJaBCI9U/36vgu1VdttrEP0ArbMoXl9TanBEeXA3IXxiJ7L3Q6pEm4bdKzG8LConCi697Bbd7xHukuH7Y/dZHmxv4CzX4gPTG6DE8NI+cnfAq/uNDK054Ti1EgDmjsLmfD6NLYcvIUhxUfEtjM5SnF9U3oflEm5EoR3K0FR2Gc6OOFp6SqGaxP7TyVEdau3hRViG+KEb+t0cs5FomxtwccqI3O/Vd6rzshnn4yQGk= 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: On Mon, 19 Aug 2024 at 17:14, Kairui Song wrote: > > On Mon, Aug 19, 2024 at 6:16=E2=80=AFPM Naresh Kamboju > wrote: > > > > On Mon, 19 Aug 2024 at 13:58, Naresh Kamboju wrote: > > > > > > The x86 builds failed with gcc-8 due to following build warnings / er= rors on > > > Linux next-20240802 to next-20240819. > > > > > > x86_64 defconfig gcc-8 build failed > > > x86_64 defconfig gcc-13 build pass > > > > > > First seen on the next-20240802 tag. > > > > > > GOOD: next-20240730 > > > BAD: next-20240802 > > > > Anders bisected this and found the first bad commit id as, > > aded4352f648 ("mm: swap: separate SSD allocation from > > scan_swap_map_slots()") first faulty one > > > > - Naresh > > > > Hi Naresh, > > Thanks for the report, the problem will occur when CONFIG_THP_SWAP is > disabled. Can you try the following patch? I can confirm it's fixed > with my test. Thanks for the patch. I have tested your patch and it fixes the reported problem. Tested-by: Linux Kernel Functional Testing - Naresh