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Mon, 09 Dec 2024 07:48:02 -0800 (PST) Date: Mon, 09 Dec 2024 07:48:02 -0800 In-Reply-To: <2132559.1733758162@warthog.procyon.org.uk> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67571132.050a0220.2477f.004a.GAE@google.com> Subject: Re: [syzbot] [mm?] [v9fs?] BUG: stack guard page was hit in sys_open From: syzbot To: akpm@linux-foundation.org, asmadeus@codewreck.org, dhowells@redhat.com, ericvh@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux_oss@crudebyte.com, lucho@ionkov.net, syzkaller-bugs@googlegroups.com, v9fs@lists.linux.dev Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 0A38E140013 X-Stat-Signature: 64oeqxwfqeson3joto4nrq5yws6qucr3 X-Rspam-User: X-HE-Tag: 1733759268-495110 X-HE-Meta: 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 7zwjWB9Y 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.019175, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+885c03ad650731743489@syzkaller.appspotmail.com Tested-by: syzbot+885c03ad650731743489@syzkaller.appspotmail.com Tested on: commit: fac04efc Linux 6.13-rc2 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13ee54df980000 kernel config: https://syzkaller.appspot.com/x/.config?x=b041310d53c18b96 dashboard link: https://syzkaller.appspot.com/bug?extid=885c03ad650731743489 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=14f654df980000 Note: testing is done by a robot and is best-effort only.