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Fri, 31 Jan 2025 04:28:01 -0800 (PST) Date: Fri, 31 Jan 2025 12:28:01 +0000 From: Wei Yang To: Scall Cc: "Liam R. Howlett" , Andrew Morton , maple-tree@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Wei Yang Subject: Re: lib/maple_tree.c:4056:1: error: the frame size of 1144 bytes is larger than 1024 bytes Message-ID: <20250131122801.rb3bid7peznbgxwg@master> Reply-To: Wei Yang References: <60cee319-4914-4a98-b74d-32e06fb3cbd8@prosemail.net> <8415a24a-a19e-46f6-bb56-dfd529143dd9@prosemail.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <8415a24a-a19e-46f6-bb56-dfd529143dd9@prosemail.net> User-Agent: NeoMutt/20170113 (1.7.2) X-Rspamd-Queue-Id: 55F241C000C X-Rspam-User: X-Rspamd-Server: rspam11 X-Stat-Signature: jcwihrjwqetw7jtizhnit3uhd7b1mj9z X-HE-Tag: 1738326484-217730 X-HE-Meta: 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 e5OxOFVz 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.006400, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi, Scall On Thu, Jan 30, 2025 at 11:31:50PM +0100, Scall wrote: >On 1/30/25 5:13 PM, Liam R. Howlett wrote: >> Do you have KASAN or lock debugging on? > >No, I don't. > >> Does the issue go away when reverting 8c7904a8cd0df ("maple_tree: i is >> always less than or equal to mas_end") ? > >That commit has not been backported to the kernel version I tried to build >(6.12.11, currently the latest stable version). Is there a public git tree to get the code you do build? > >Good news: I learned that the issue has already been solved in the mainline >version with commit 5059aa6334fcf ("maple_tree: memset maple_big_node as a >whole") and backporting it is the solution. Or, is it possible to list the last several commits of file lib/maple_tree.c so that I can reproduce it on my side. I guess maybe I can try to reproduce this with: * set CONFIG_FRAM_WARN to 1024 * set KCFLAGS="-O3" I would try to take a look first. Is the GCC version matters? I don't have the exact version at hand. Have you tried other version? -- Wei Yang Help you, Help me