From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f79.google.com (mail-io1-f79.google.com [209.85.166.79]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 17C51196 for ; Wed, 19 Jun 2024 00:11:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.79 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718755882; cv=none; b=ElNzRiafTIMXyaYz4oiz/pdct5SqDGY8Et4SlKn5QEqQytU16UL8lr2EZDbQhLDAFumuOdgKjdAEepfKqXnmsVsxh+8wXgAlCYBoyMurSEzZj2bxkAVAFjSMXKFUXGxUrj4PYDTZvojCGZnfLBeH/hlVwYZOuwL1Ol3Llbxpg/Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718755882; c=relaxed/simple; bh=zUk4PJQj040+altTZQi2P9xGOdiRD/LpLPND1/EIfQE=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=Se6NnpUNZj6zItNrEteKht5fwFpL7G1N0mihSPNIih4NPWsKqmweml1TZbHnQ3YCy/fH0vCFe1gul+/oYSXSt0BqNtQ3U5NglY5Nszkb1hTlaS9Cmig4SMErDTAAGQWL5vCyiPjIJ3PmPWDBXjQ7oRkbTFaGCwgvc72rYrGDziw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.79 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f79.google.com with SMTP id ca18e2360f4ac-7e91ad684e4so806999339f.2 for ; Tue, 18 Jun 2024 17:11:20 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1718755880; x=1719360680; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=EXevxKNM8dWqLihLY7avM1/no8pefWJwTC3rupvj+TI=; b=HCEELChEl1Dv+TACNaV20HkbAxxNFhtnqYuUpnJ559Apvp1p+J45aMhYUcnYa9wQ61 PgpiuqplRHgESHYuvdUvp++b3o6Y9ubhdnej/hrh4Qg9MUsK9alfCYRSRfkiDmAsWRHF qBBrN7l/xrAZrq0wU76T4oo+dYBO9GDC6pIE9NujeqVUZjdPJe2OtFs+rIQ2Sg2Rwjy6 t/w0aOCvjTWI4rdRrWgb5LUaFaEZrTJp2YsX35+PE+IwAZAd010ZxvRtwH9QMIM0L6Ws /CW+tc0R83ASWuOuNxh+JdH+gf1h3lavF6s/rgg3VzmAi5OsHtad0PEaHhmhHLzebzGW EBEQ== X-Forwarded-Encrypted: i=1; AJvYcCW7tNKqS6JkXlx4ZEKSzHVVZ5W3bV1saE/STk35piqbBR606m5jkBS3eTmTR7ysnAYKunZojyb8WS1hdevPWYukMZeyRG2R X-Gm-Message-State: AOJu0YzyCuOkO+rfVhKdsEDBvxrNaqxOARkHdCQLuAbDCGEgZ99ojpGs 2RZeE1UKNrOrBZT1YmjaytpmSawIih6qXcg0aZPQBGkvgV6Ik1OgHs3je+pElonPZlcIfIPrL+F 0rTp4OTlJ65SWxLeuVAd8Cipr4MS8zdMSm8FEGjF1igegq1JVUi2IK4s= X-Google-Smtp-Source: AGHT+IFHaOVDQCA7cLz/diVjEC310AujbXQfgMqkJKgZXogK4WkdNQ3r+IwuHk/Nn//3yAdo/EWp8nQiCEwifxVbQ02O5y7z2sMT Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:890c:b0:4b9:ad20:521d with SMTP id 8926c6da1cb9f-4b9ad205468mr30266173.1.1718755880145; Tue, 18 Jun 2024 17:11:20 -0700 (PDT) Date: Tue, 18 Jun 2024 17:11:20 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000b123a6061b33099c@google.com> Subject: [syzbot] [netfilter?] net-next test error: WARNING: suspicious RCU usage in corrupted From: syzbot To: coreteam@netfilter.org, davem@davemloft.net, edumazet@google.com, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pabeni@redhat.com, pablo@netfilter.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: 4314175af496 Merge branch 'net-smc-IPPROTO_SMC' git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=14f4852e980000 kernel config: https://syzkaller.appspot.com/x/.config?x=7266aeba025a54a4 dashboard link: https://syzkaller.appspot.com/bug?extid=6c048081aec46ad4ddf5 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/48b3722e2009/disk-4314175a.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/2297abec79e7/vmlinux-4314175a.xz kernel image: https://storage.googleapis.com/syzbot-assets/1e99b4419b68/bzImage-4314175a.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+6c048081aec46ad4ddf5@syzkaller.appspotmail.com ============================= WARNING: suspicious RCU usage 6.10.0-rc3-syzkaller-00696-g4314175af496 #0 Not tainted ----------------------------- net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage! other info that might help us debug this: rcu_scheduler_active = 2, debug_locks = 1 3 locks held by kworker/u8:3/51: #0: ffff888015edd948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888015edd948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc90000bb7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc90000bb7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffffffff8f5db650 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 net/core/net_namespace.c:594 stack backtrace: CPU: 0 PID: 51 Comm --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup