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Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1p3jUV-008Lm5-5e; Fri, 09 Dec 2022 19:57:03 +0000 Date: Fri, 9 Dec 2022 19:57:03 +0000 From: Matthew Wilcox To: syzbot Cc: dvyukov@google.com, elver@google.com, hdanton@sina.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Subject: Re: [syzbot] WARNING in do_mkdirat Message-ID: References: <00000000000064d06705eeed9b4e@google.com> <000000000000f865be05ef6a77fa@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <000000000000f865be05ef6a77fa@google.com> X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 0DE0D4000C X-Rspam-User: X-Stat-Signature: co84dsa7dici9eh6rnyk6nhfhnkh1xz1 X-HE-Tag: 1670615828-557069 X-HE-Meta: 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 W6TN0CNF /wN/8VZe1K/Dz1R2lDPft4bCTDQ== 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 Fri, Dec 09, 2022 at 11:50:41AM -0800, syzbot wrote: > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=145fde33880000 I see that ntfs3 is involved. It's probably the known issue where ntfs3 corrupts the lockdep database.