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Fri, 20 Jan 2023 12:43:26 -0800 (PST) Date: Fri, 20 Jan 2023 12:43:26 -0800 In-Reply-To: <000000000000fd3bbe05efb0d1fd@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000f2f0bc05f2b819c6@google.com> Subject: Re: [syzbot] [vfs?] [ntfs3?] [tmpfs?] WARNING in walk_component From: syzbot To: akpm@linux-foundation.org, almaz.alexandrovich@paragon-software.com, hughd@google.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, ntfs3@lists.linux.dev, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 9BDA1C0006 X-Stat-Signature: r1koe5qibtstwqefuwnduzacatxjwz5t X-Rspam-User: X-HE-Tag: 1674247407-481525 X-HE-Meta: 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 LKRiMCFP 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 Ppx76kqf laSbYULrTg/pLaB9FlVi9VzCPBm3PxQyAd5bXtR/vpRhbvl1cycDlU0EzPo31wObBWjjAl5HEthHvrrXCBIl+9wQ8vn1S1sK2Y6sBW5H7GuhYfSDyTow9A/TYgVB6vsEwFBuCtLcCaHMSAtbP7PbvlUZdTrczVhH+pH24HrwH7UChCij+U20rw== 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: syzbot has bisected this issue to: commit 6e5be40d32fb1907285277c02e74493ed43d77fe Author: Konstantin Komarov Date: Fri Aug 13 14:21:30 2021 +0000 fs/ntfs3: Add NTFS3 in fs/Kconfig and fs/Makefile bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=156b1c56480000 start commit: 1f5abbd77e2c Merge tag 'thermal-6.2-rc3' of git://git.kern.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=176b1c56480000 console output: https://syzkaller.appspot.com/x/log.txt?x=136b1c56480000 kernel config: https://syzkaller.appspot.com/x/.config?x=46221e8203c7aca6 dashboard link: https://syzkaller.appspot.com/bug?extid=eba014ac93ef29f83dc8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17f5d83a480000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1727f4b4480000 Reported-by: syzbot+eba014ac93ef29f83dc8@syzkaller.appspotmail.com Fixes: 6e5be40d32fb ("fs/ntfs3: Add NTFS3 in fs/Kconfig and fs/Makefile") For information about bisection process see: https://goo.gl/tpsmEJ#bisection