From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA739C10F1B for ; Fri, 30 Dec 2022 13:12:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234736AbiL3NM0 (ORCPT ); Fri, 30 Dec 2022 08:12:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32790 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229746AbiL3NMX (ORCPT ); Fri, 30 Dec 2022 08:12:23 -0500 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6DEC51A052 for ; Fri, 30 Dec 2022 05:12:22 -0800 (PST) Received: by mail-io1-f70.google.com with SMTP id b77-20020a6bb250000000b006e4ec8b2364so6613192iof.20 for ; Fri, 30 Dec 2022 05:12:22 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=aOyXb6XekkEj9NSf9pTRX0h4vJFQ+YhjmmSQ9RBSD/w=; b=e7ivGUtTv4B10J1dSoWuV7Ng4TSPSEJNzdMROOz1tvr0rNcmA8CEpiKV/WnAEfAwxE ixfEDnpLcBb2Y39/iXrO8FplrRim3drpetkYXlB0BuHDT18juMq7GIFG3YEOK6EcaygT VQcdLF+9BASBcGb4fuI+ksmJujnsr5uXEPbzlCgOvcp416NMvJ1q+cWz830Kp6zz32bQ gfEBQ1MOHYf2F3GNyPcknfh9Dbp9gXDytSj3GzmJtVyN32FWu7Fx/k9PcoC6ogMK65vG 83zqVMBQNZlyLvebgx1c24RJzibUTKwiDlecvKDEC+7KvZd4ZS2KqCk7QWJlv1C/GWnE 0Gxw== X-Gm-Message-State: AFqh2kp673/leUasVUPsUwfasOFflLxdwRMjpYWTLHjUev33vqJCUH4I sfsdW0bpTXQ8Qya0UhEcpJSZbEMm7YGYpoR3LGsngolPXKGl X-Google-Smtp-Source: AMrXdXsC9GTH11Mx+a+LFj8XQdxirbDNp6aSz7CDjkAsV0BTeq4cpIa5zCd11viPWp9l7vMsUqR+1lcY4tM6XM7xW4E0VYSvPGVF MIME-Version: 1.0 X-Received: by 2002:a92:c98d:0:b0:30b:b810:8a57 with SMTP id y13-20020a92c98d000000b0030bb8108a57mr2803366iln.276.1672405941825; Fri, 30 Dec 2022 05:12:21 -0800 (PST) Date: Fri, 30 Dec 2022 05:12:21 -0800 In-Reply-To: <20221230125241.3152-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001539e805f10b5a78@google.com> Subject: Re: [syzbot] BUG: corrupted list in nfc_llcp_unregister_device From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: INFO: rcu detected stall in corrupted rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { P5544 } 2636 jiffies s: 2861 root: 0x0/T rcu: blocking rcu_node structures (internal RCU debug): Tested on: commit: 2258c2dc Merge tag 'for-linus' of git://git.kernel.org.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=13a33938480000 kernel config: https://syzkaller.appspot.com/x/.config?x=555d27e379d75ff1 dashboard link: https://syzkaller.appspot.com/bug?extid=81232c4a81a886e2b580 compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2 patch: https://syzkaller.appspot.com/x/patch.diff?x=1341acbc480000