From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Subject: Re: [syzbot] [nilfs?] general protection fault in nilfs_clear_dirty_page Date: Sun, 11 Jun 2023 14:18:29 -0700 Message-ID: <000000000000c0951105fde12435@google.com> References: <000000000000da4f6b05eb9bf593@google.com> Mime-Version: 1.0 Return-path: In-Reply-To: <000000000000da4f6b05eb9bf593@google.com> List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: axboe@kernel.dk, dsterba@suse.com, hch@lst.de, konishi.ryusuke@gmail.com, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nilfs@vger.kernel.org, syzkaller-bugs@googlegroups.com, wqu@suse.com syzbot has bisected this issue to: commit 4a445b7b6178d88956192c0202463063f52e8667 Author: Qu Wenruo Date: Sat Aug 13 08:06:53 2022 +0000 btrfs: don't merge pages into bio if their page offset is not contiguous bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17778475280000 start commit: 022ce8862dff Merge tag 'i2c-for-6.4-rc6' of git://git.kern.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=14f78475280000 console output: https://syzkaller.appspot.com/x/log.txt?x=10f78475280000 kernel config: https://syzkaller.appspot.com/x/.config?x=7474de833c217bf4 dashboard link: https://syzkaller.appspot.com/bug?extid=53369d11851d8f26735c syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13e9d48b280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12d7fa63280000 Reported-by: syzbot+53369d11851d8f26735c@syzkaller.appspotmail.com Fixes: 4a445b7b6178 ("btrfs: don't merge pages into bio if their page offset is not contiguous") For information about bisection process see: https://goo.gl/tpsmEJ#bisection