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[49.181.56.237]) by smtp.gmail.com with ESMTPSA id x12-20020a056a00270c00b006ed048a7323sm8006356pfv.86.2024.04.09.14.29.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Apr 2024 14:29:50 -0700 (PDT) Received: from dave by dread.disaster.area with local (Exim 4.96) (envelope-from ) id 1ruJ2J-009xO3-3A; Wed, 10 Apr 2024 07:29:47 +1000 Date: Wed, 10 Apr 2024 07:29:47 +1000 From: Dave Chinner To: syzbot Cc: chandan.babu@oracle.com, dwmw2@infradead.org, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org, linux-xfs@vger.kernel.org, richard@nod.at, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [ext4?] [jffs2?] [xfs?] kernel BUG in unrefer_xattr_datum Message-ID: References: <0000000000002444e20615a20456@google.com> Precedence: bulk X-Mailing-List: linux-xfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <0000000000002444e20615a20456@google.com> On Mon, Apr 08, 2024 at 09:04:18PM -0700, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit: 707081b61156 Merge branch 'for-next/core', remote-tracking.. > git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci > console output: https://syzkaller.appspot.com/x/log.txt?x=1562c52d180000 > kernel config: https://syzkaller.appspot.com/x/.config?x=caeac3f3565b057a > dashboard link: https://syzkaller.appspot.com/bug?extid=b417f0468b73945887f0 > compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 > userspace arch: arm64 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14e74805180000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1613cca9180000 > > Downloadable assets: > disk image: https://storage.googleapis.com/syzbot-assets/6cad68bf7532/disk-707081b6.raw.xz > vmlinux: https://storage.googleapis.com/syzbot-assets/1a27e5400778/vmlinux-707081b6.xz > kernel image: https://storage.googleapis.com/syzbot-assets/67dfc53755d0/Image-707081b6.gz.xz > mounted in repro #1: https://storage.googleapis.com/syzbot-assets/f039597bec42/mount_0.gz > mounted in repro #2: https://storage.googleapis.com/syzbot-assets/b3fe5cff7c96/mount_4.gz > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+b417f0468b73945887f0@syzkaller.appspotmail.com > > jffs2: nextblock 0x0001d000, expected at 0001f000 > jffs2: argh. node added in wrong place at 0x0001e03c(2) > jffs2: nextblock 0x0001d000, expected at 0001f000 Nothing to do with XFS or ext4 - they are simply being mounted with invalid mount options at the same time. #syz set subsystems: jffs2 -- Dave Chinner david@fromorbit.com