From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Subject: Re: [syzbot] [reiserfs?] possible deadlock in open_xa_dir Date: Fri, 05 May 2023 13:51:28 -0700 Message-ID: <00000000000000964605faf87416@google.com> References: <0000000000007bedb605f119ed9f@google.com> Mime-Version: 1.0 Return-path: In-Reply-To: <0000000000007bedb605f119ed9f@google.com> List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: hdanton@sina.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, paul@paul-moore.com, reiserfs-devel@vger.kernel.org, roberto.sassu@huawei.com, syzkaller-bugs@googlegroups.com syzbot has bisected this issue to: commit d82dcd9e21b77d338dc4875f3d4111f0db314a7c Author: Roberto Sassu Date: Fri Mar 31 12:32:18 2023 +0000 reiserfs: Add security prefix to xattr name in reiserfs_security_write() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14403182280000 start commit: 3c4aa4434377 Merge tag 'ceph-for-6.4-rc1' of https://githu.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=16403182280000 console output: https://syzkaller.appspot.com/x/log.txt?x=12403182280000 kernel config: https://syzkaller.appspot.com/x/.config?x=73a06f6ef2d5b492 dashboard link: https://syzkaller.appspot.com/bug?extid=8fb64a61fdd96b50f3b8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12442414280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=176a7318280000 Reported-by: syzbot+8fb64a61fdd96b50f3b8@syzkaller.appspotmail.com Fixes: d82dcd9e21b7 ("reiserfs: Add security prefix to xattr name in reiserfs_security_write()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection