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Fri, 22 Mar 2024 03:56:02 -0700 (PDT) Date: Fri, 22 Mar 2024 03:56:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000076db1106143dabbf@google.com> Subject: Re: [syzbot] [bpf?] [net?] possible deadlock in rcu_report_exp_cpu_mult From: syzbot To: eadavis@qq.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+c4f4d25859c2e5859988@syzkaller.appspotmail.com Tested on: commit: ddb2ffdc libbpf: Define MFD_CLOEXEC if not available git tree: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git master console output: https://syzkaller.appspot.com/x/log.txt?x=170141a5180000 kernel config: https://syzkaller.appspot.com/x/.config?x=6fb1be60a193d440 dashboard link: https://syzkaller.appspot.com/bug?extid=c4f4d25859c2e5859988 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=14b44711180000 Note: testing is done by a robot and is best-effort only.