From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f206.google.com (mail-il1-f206.google.com [209.85.166.206]) (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 833EB1E0B86 for ; Mon, 31 Mar 2025 16:26:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.206 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743438388; cv=none; b=KsBPysxdBG2cyKB6DrQK2NtSsrcHK6RPjqfxWOQE8joTvsSXKBSlRUlB+VUtHzzzUOVMGgc29PIYJ5XYWgpJF640Flm9i0Lw8Q0cdSqWL5vMdfASEypD9z5YR3xvEp0P7Qn3KEzkQaM9YVTOJi6K9i0QVhycX+hwaG8+R61DSLA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743438388; c=relaxed/simple; bh=krhqzMzyRJGboTMvJZ1x5N8zbcD9XjssP/1YS+Dvs2s=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=FPScALjRaJ0ZEwWWR/Nvq5b242gd//FkmRpV6Q0sn2WzIEPteanu7zeKZcTVcnPZYy72IlMUk2cuuNlqrj3Ns1CjAVRP4o7TVgspG2w4rQcpgPXJH8gDwyeFgwADVth2z75pR85RMEC7fltTVHS0/JaR6bK+BJ9ym/xrn/B8QV8= 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=209.85.166.206 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-il1-f206.google.com with SMTP id e9e14a558f8ab-3d43c0dbe6aso86769195ab.1 for ; Mon, 31 Mar 2025 09:26:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1743438385; x=1744043185; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=mz3TLPmwKhZz/v+PP8Eziw4Ts8qR9pufWd7yo3Whefw=; b=IbdA8lHv3gDqYHK+Xflf2rghsbfgHwTn4fxS6fBDS3X2NM3ZDo7ZNdw2Ag3x1eRBR1 1Pf5r8e60x0ja2EctQDjssdmvB5I4SNKpC4cv1pbp0cmOjxtz/1ciHnLkAkNp3g8skW0 68u1p/5oCfCLkrdAI4+qJEhtG7HLTjvGYCQU0BGwT1nVzfYjXCZtUC0k07PKUgTKrb3v KJf5ldNbLuYxSDLQgxXwAAR5c0UG5Z4baTplgnzxcl98a0mEXGopE57uUxKyHVbYq6fX Gv4a7a35fANuSYQnSEVpamnlyqe8QW3wB4+uGmq2bp0+xVPgP/oTi28PIf/Sz49utRPf keZg== X-Forwarded-Encrypted: i=1; AJvYcCXQHnXqvw6PYZZcdWDKrTJ395IEhIp4hyR+zxQqQDKRw1UORQu0DTeAREtW0hV+7FwFCzL7jag=@vger.kernel.org X-Gm-Message-State: AOJu0YysS17yQjR7NeOSEfCb2lgWDIDNF6+GxwfNv3xHsNX2ZbmjNOQs j2KS6bDK2l+3Uks/JDtTuKCYFJdHf8GilDKN7URdz+yK+4J2j+p0QKwIffDEstNdNgjgR5Ioocs Zldv5Ykx+QqyAIOAoOd4Ry/fMiTqLh6JN2oH2TT11dJ1kRStSmsCFcbY= X-Google-Smtp-Source: AGHT+IHniT1dbH2jFnDBbQerDknCGESfBUr4fqHSYAhnGi1cMHRj8xBqExGKd1dSl1cwawY/Ex4nw9ninO6VolkxynBWNXRlqwzQ Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:194e:b0:3d5:8103:1a77 with SMTP id e9e14a558f8ab-3d5e08eda71mr109875815ab.1.1743438385664; Mon, 31 Mar 2025 09:26:25 -0700 (PDT) Date: Mon, 31 Mar 2025 09:26:25 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67eac231.050a0220.3c3d88.0047.GAE@google.com> Subject: [syzbot] [netfilter?] WARNING in __nf_unregister_net_hook (8) From: syzbot To: coreteam@netfilter.org, davem@davemloft.net, edumazet@google.com, horms@kernel.org, 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: 4e82c87058f4 Merge tag 'rust-6.15' of git://git.kernel.org.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=133ea3e4580000 kernel config: https://syzkaller.appspot.com/x/.config?x=f8721be6a767792 dashboard link: https://syzkaller.appspot.com/bug?extid=53ed3a6440173ddbf499 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/020d6f490695/disk-4e82c870.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/36e4561ed263/vmlinux-4e82c870.xz kernel image: https://storage.googleapis.com/syzbot-assets/37b68c422eec/bzImage-4e82c870.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+53ed3a6440173ddbf499@syzkaller.appspotmail.com RDX: 0000000000000000 RSI: 0000200000000080 RDI: 0000000000000003 RBP: 00007fa126d94090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fa1261a5fa0 R15: 00007fa1262cfa28 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 10727 at net/netfilter/core.c:501 __nf_unregister_net_hook+0x683/0x810 net/netfilter/core.c:501 Modules linked in: CPU: 0 UID: 0 PID: 10727 Comm: syz.4.1505 Not tainted 6.14.0-syzkaller-10892-g4e82c87058f4 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:__nf_unregister_net_hook+0x683/0x810 net/netfilter/core.c:501 Code: 41 5d 41 5e 41 5f 5d e9 cb f8 74 f7 e8 06 9d 8f f7 48 83 c4 38 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 ee 9c 8f f7 90 <0f> 0b 90 48 c7 c7 60 16 16 90 48 83 c4 38 5b 41 5c 41 5d 41 5e 41 RSP: 0018:ffffc900038cee10 EFLAGS: 00010293 RAX: ffffffff8a33e022 RBX: 0000000000000000 RCX: ffff88802b90bc00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffffff8a33da61 R09: 1ffffffff20be9ce R10: dffffc0000000000 R11: fffffbfff20be9cf R12: ffff888035670000 R13: ffff8880333ce480 R14: dffffc0000000000 R15: ffff8880573fa710 FS: 00007fa126d946c0(0000) GS:ffff888124fb1000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000f20030 CR3: 00000000511d4000 CR4: 00000000003526f0 Call Trace: nf_tables_updchain+0x108e/0x1e00 net/netfilter/nf_tables_api.c:2917 nf_tables_newchain+0x10f6/0x3390 net/netfilter/nf_tables_api.c:3039 nfnetlink_rcv_batch net/netfilter/nfnetlink.c:524 [inline] nfnetlink_rcv_skb_batch net/netfilter/nfnetlink.c:647 [inline] nfnetlink_rcv+0x12eb/0x28f0 net/netfilter/nfnetlink.c:665 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x7f8/0x9a0 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x8c3/0xcd0 net/netlink/af_netlink.c:1883 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:727 ____sys_sendmsg+0x523/0x860 net/socket.c:2566 ___sys_sendmsg net/socket.c:2620 [inline] __sys_sendmsg+0x271/0x360 net/socket.c:2652 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa125f8d169 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa126d94038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fa1261a5fa0 RCX: 00007fa125f8d169 RDX: 0000000000000000 RSI: 0000200000000080 RDI: 0000000000000003 RBP: 00007fa126d94090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fa1261a5fa0 R15: 00007fa1262cfa28 --- 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