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Wed, 16 Apr 2025 22:05:44 -0700 (PDT) Message-ID: Date: Thu, 17 Apr 2025 13:05:40 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [syzbot] [ocfs2?] possible deadlock in ocfs2_finish_quota_recovery To: syzbot , jack@suse.cz, joseph.qi@linux.alibaba.com, linux-kernel@vger.kernel.org, m.masimov@mt-integration.ru, ocfs2-devel@lists.linux.dev, syzkaller-bugs@googlegroups.com References: <680081ae.050a0220.d9ef5.0003.GAE@google.com> From: Heming Zhao Content-Language: en-US In-Reply-To: <680081ae.050a0220.d9ef5.0003.GAE@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 4/17/25 12:21, syzbot wrote: > Hello, > > syzbot has tested the proposed patch but the reproducer is still triggering an issue: > unregister_netdevice: waiting for DEV to become free > > unregister_netdevice: waiting for batadv0 to become free. Usage count = 3 This is another module's issue, and the deadlock issue disappeared. - Heming > > > Tested on: > > commit: 11376431 ocfs2: Stop quota recovery before disabling q.. > git tree: https://github.com/zhaohem/linux jans_ocfs2 > console output: https://syzkaller.appspot.com/x/log.txt?x=14183a3f980000 > kernel config: https://syzkaller.appspot.com/x/.config?x=5348e7fd1b89a770 > dashboard link: https://syzkaller.appspot.com/bug?extid=f59a1ae7b7227c859b8f > compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 > > Note: no patches were applied.