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 46BB1C4332F for ; Sun, 16 Oct 2022 12:42:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229679AbiJPMm2 (ORCPT ); Sun, 16 Oct 2022 08:42:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37292 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229643AbiJPMm0 (ORCPT ); Sun, 16 Oct 2022 08:42:26 -0400 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B0A5A1E3D9 for ; Sun, 16 Oct 2022 05:42:24 -0700 (PDT) Received: by mail-il1-f199.google.com with SMTP id n6-20020a056e021ba600b002fc99858e34so7338193ili.14 for ; Sun, 16 Oct 2022 05:42:24 -0700 (PDT) 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=KkKDrpHneMqOyeP+pW8+VRoR0qreDPkmug6S/L8Ngnc=; b=n9xhHhPwsZp8CmA++oGRoyia7sKvs3Y0m9YFgV17GjLrJ6sjn9voTG/+3sOOtvpVWD SuRTIofasBz2eQL3CfmUz6iaY0YvQXaCkqRAuNrFB+JH1iXwgelhlbn8AMZXhVT0x4qM paJwWiwhSBppVg1xiJHSvze3hDsF7spHONukBVPE2IEyF+iagkibOWyNU+S8G0y/lKsI CC6HPSH7ZVtAIYe9XFXuSWkMaEl4BRjtJ0lXqaIkb3+xvBSKGG8R7dRsiOlho1O0MNsO +EGvhXONQyZftY5S5OR28SLuwZyAXXsDqsKA3C+ibZIFfZON9L76THs7FoP0UVLm7GgS uleA== X-Gm-Message-State: ACrzQf0ClIT503/lURjbtZtIng+t6aY+FUNPNSuxx7/U3Ubn9umXZ5Tn MMQYeU9p3lq7Svxg6hERa/0iFyvpvx8HPrqLOszhFsnX8xYt X-Google-Smtp-Source: AMsMyM7cabzJFO6XiTQbLn+NV6lymyPMDowSLqGXWb7mXK2AGdioaCKiMK26dv8hJ3ebTq62y6OOBUVy9XKCSGukI7I7c8lpI7DX MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1563:b0:2fb:6601:80d9 with SMTP id k3-20020a056e02156300b002fb660180d9mr2857122ilu.71.1665924144050; Sun, 16 Oct 2022 05:42:24 -0700 (PDT) Date: Sun, 16 Oct 2022 05:42:24 -0700 In-Reply-To: <20221016110248.708-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d437a305eb263003@google.com> Subject: Re: [syzbot] INFO: rcu detected stall in batadv_nc_worker (3) 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: { P4084 } 2677 jiffies s: 2541 root: 0x0/T rcu: blocking rcu_node structures (internal RCU debug): Tested on: commit: 55be6084 Merge tag 'timers-core-2022-10-05' of git://g.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=12c5ccb4880000 kernel config: https://syzkaller.appspot.com/x/.config?x=df75278aabf0681a dashboard link: https://syzkaller.appspot.com/bug?extid=69904c3b4a09e8fa2e1b compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 patch: https://syzkaller.appspot.com/x/patch.diff?x=131f08aa880000