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 F1484C4332F for ; Wed, 21 Dec 2022 15:02:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233804AbiLUPCc (ORCPT ); Wed, 21 Dec 2022 10:02:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45596 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229981AbiLUPC2 (ORCPT ); Wed, 21 Dec 2022 10:02:28 -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 290BD222B7 for ; Wed, 21 Dec 2022 07:02:28 -0800 (PST) Received: by mail-io1-f70.google.com with SMTP id w18-20020a5d9cd2000000b006e32359d7fcso6863261iow.15 for ; Wed, 21 Dec 2022 07:02:28 -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=aNMeliN+pyRVpWJexHL4yQy7Tek1lPMzRf9naRRra70=; b=sORPcTAPSNwrmY7XeOQTPR/3gFZOb8OVAehUOZHbItJEU96soZGpyAKyCOJLLYaxtf VarznMGEicCDz6hdWFE9DIOLIgYCUFloH0RIjhv1LQQaoL3Xo0f0lGNCE4bqT6IG+QdW ywH+weR3ZtQCvNuxBoMEcC4cpwHKVLR5BBLIgLYYpGGRn49liyrasae38Zdd9S/vr+fx HS5jQ+UIOTezPtOAe2HXUP+FMJDyki/D+mjdS46LET8gIOyys8MOkt6ExsILtYyevCxu XzgYvkThJq70a1crjiewWT66jYGJIQFuDd3D76Qd1Lw26WYKnQSxB7XDM6NT5gEXA9l7 BI/g== X-Gm-Message-State: AFqh2kooLTaxQ9YmhEQ3/lpz7Q2FQu3S5mkKmq3gsnSQ+AXkueyDu+W9 VzEQanHbpmtuPOQquKsHagKECyTdtn8BS2EJn6cyRmV671tx X-Google-Smtp-Source: AMrXdXuXWs1cinMM8nu7CT3pSpT6UCWVc8rFfcDMJR5+DigSg1rCIFHA0ayWdT0tEZzNl5WWEnNdbamk6Rpn16LoYEL9D8m57AQG MIME-Version: 1.0 X-Received: by 2002:a92:d20b:0:b0:302:a011:ae1 with SMTP id y11-20020a92d20b000000b00302a0110ae1mr225729ily.170.1671634947354; Wed, 21 Dec 2022 07:02:27 -0800 (PST) Date: Wed, 21 Dec 2022 07:02:27 -0800 In-Reply-To: <20221221122958.1792-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000003b38bc05f057d748@google.com> Subject: Re: [syzbot] BUG: corrupted list in nfc_llcp_register_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: { P5555 } 2640 jiffies s: 2765 root: 0x0/T rcu: blocking rcu_node structures (internal RCU debug): Tested on: commit: b6bb9676 Merge tag 'm68knommu-for-v6.2' of git://git.k.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master console output: https://syzkaller.appspot.com/x/log.txt?x=136b095f880000 kernel config: https://syzkaller.appspot.com/x/.config?x=d3fb546de56fbf8d dashboard link: https://syzkaller.appspot.com/bug?extid=c1d0a03d305972dbbe14 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=12bab1c8480000