From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (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 DFD5F155C82 for ; Sun, 31 Aug 2025 10:19:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756635544; cv=none; b=NxaMpMOC8l1438+nzl4IURj+4cSxgenhSB7HKxGF1gy42Pa+6DrvimBZHrrxNd8fG1TF3fVViR82XnHoiiJBtKN5DMWa6UKMbZQ+exxvbvc7NE8Ic6/07/2Hz0S4a/1V8xtYdwFHdmJ+Sgm3VHdh77LlT0POmek8t5QyLOU98No= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756635544; c=relaxed/simple; bh=RwQHnRYjV/1vKZ1PuwPUfN2604MKwMBwks15ba2icVE=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=BFiaZH9y0cukICMf5Sq4yEPn0YetEKKuVfj7h1r6c76gYrkUX5UAXC9yP0p4Z29c5bFCogtPtOkD+ZD66GnvTMn9MSw9q6WhgL665fsskGJ82rtLvGvBpB29fuBgTMv5Nk4TOEJ7FCGPlCmNUYXas3AUt9j3THIyLXQUcxKgQkQ= 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=209.85.166.197 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-f197.google.com with SMTP id e9e14a558f8ab-3ed0ba44c8fso43092825ab.0 for ; Sun, 31 Aug 2025 03:19:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756635542; x=1757240342; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=5wUanWJ9TFUpM54ILEtXgfjoYDPHC9UXWO0NyRChwpE=; b=KXWksCo5WNCjlPiMZdNP9zVBzI1T4mHBEWcOZMjgijUj4SEaZ2Qr+TFWmNSgqDYc02 OzPwU3Oc/ISVqeoYMe1bUCnpIH6tcqXJ6zMTXEMUeqElmqPj+rEVoLcv3gOk4eqPWQCf HeoVZZbl/ON6xDfEeL7U9k4FMDh4U8T357DpVZv5xaE5gfG3TlFzu/d0uss4POLOgj7P +s40XWb58xKPk9XDV466Xlve/xIbIjeIL3k17mM8h4n0AnkUwIKjF/Ctmi8+hDynuj/l q41pjFU2BXylXYyQda9x9MvP8AFir/UoiopIDz0kO4TnFoY3x2HJoXKozSjL2SP4N3Ug 1K5g== X-Forwarded-Encrypted: i=1; AJvYcCVBnYtnz4E62EbO993aJTAtq/egluQT/UFE3buVMsngBXFkIbKDAqw8bxwciysYMVB3LI+GUYM=@vger.kernel.org X-Gm-Message-State: AOJu0Yw5d9NS2t3rjNCVfOzRd6K/fjq2yosiE8hSa1ogVA4bLFiqTQKo QW/lY9ksSuhYmSt9vuTQOFOiqjoUt/vkH8iCCEasIQdnq034fJI3msaZ659qdxkpMZtG6ivxiAT +4riwOEBxsYjQCjQQiHMvTAzJvkA3qe8wTxdx7HowdwsDzvZTeVhMCh41f/g= X-Google-Smtp-Source: AGHT+IGlSESnK/xm1j4DJ0slXKrny4chuiUI7BV8fgeneqMMUxjfgz2lGWrCoGYpAMuCBzA+5PNrTUDu+7WhgNc9Bq6d/287EMK/ Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:cd8e:0:b0:3f2:9344:6f9e with SMTP id e9e14a558f8ab-3f400284ceemr104024655ab.13.1756635541987; Sun, 31 Aug 2025 03:19:01 -0700 (PDT) Date: Sun, 31 Aug 2025 03:19:01 -0700 In-Reply-To: <20250831095915.6269-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68b42195.a00a0220.1337b0.0034.GAE@google.com> Subject: Re: [syzbot] [net?] [nfc?] WARNING in nfc_rfkill_set_block From: syzbot To: hdanton@sina.com, krzk@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, ysk@kzalloc.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: BUG: MAX_LOCKDEP_KEYS too low! BUG: MAX_LOCKDEP_KEYS too low! turning off the locking correctness validator. CPU: 0 UID: 0 PID: 25225 Comm: syz.0.3616 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 Call Trace: dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120 register_lock_class+0x2e8/0x320 kernel/locking/lockdep.c:1332 __lock_acquire+0x99/0xd20 kernel/locking/lockdep.c:5112 lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5868 touch_wq_lockdep_map+0xcb/0x180 kernel/workqueue.c:3907 __flush_workqueue+0x121/0x14b0 kernel/workqueue.c:3949 drain_workqueue+0xd3/0x390 kernel/workqueue.c:4113 destroy_workqueue+0xbb/0xc70 kernel/workqueue.c:5869 nci_unregister_device+0xb1/0x240 net/nfc/nci/core.c:1316 virtual_ncidev_close+0x59/0x90 drivers/nfc/virtual_ncidev.c:172 __fput+0x45b/0xa80 fs/file_table.c:468 task_work_run+0x1d4/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xec/0x110 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline] do_syscall_64+0x2bd/0x3b0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9bb98aebe9 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:00007fffc624e4c8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 0000000000063d39 RCX: 00007f9bb98aebe9 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007f9bb9ae7da0 R08: 0000000000000001 R09: 00000003c624e7bf R10: 0000001b2c520000 R11: 0000000000000246 R12: 00007f9bb9ae5fac R13: 00007f9bb9ae5fa0 R14: ffffffffffffffff R15: 00007fffc624e5e0 Tested on: commit: c8bc81a5 Merge tag 'arm64-fixes' of git://git.kernel.o.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1226c1f0580000 kernel config: https://syzkaller.appspot.com/x/.config?x=bd9738e00c1bbfb4 dashboard link: https://syzkaller.appspot.com/bug?extid=535bbe83dfc3ae8d4be3 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=12dac1f0580000