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 AC7F5C433FE for ; Sun, 16 Oct 2022 03:03:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229687AbiJPDD1 (ORCPT ); Sat, 15 Oct 2022 23:03:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58034 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229463AbiJPDDW (ORCPT ); Sat, 15 Oct 2022 23:03:22 -0400 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CCB8133402 for ; Sat, 15 Oct 2022 20:03:21 -0700 (PDT) Received: by mail-il1-f197.google.com with SMTP id j29-20020a056e02219d00b002f9b13c40c5so6744732ila.21 for ; Sat, 15 Oct 2022 20:03:21 -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=rMEfiN7BO4ivesfe47MbVcoW3UR3nXBdQp1MPRC65ic=; b=B/L9rlWFwBUPRT/Bm0pyiV/IejdSeiNU6fQgC0/fBVxc8VO7MD35UWtxPMqtKX/KIz oQRWvXQ/7FnUC2GgyLSsBmmN2UK+TO33IT3YBu8wIwAfVGBy1vebuzP2m8y+m1kOGbL/ 7pAvX6uSDUjudk/24mrHmK9BSaNAwrLJ58UFQ1ZCk65hjreQmS4XcW0Rs90YfSiiBfjm XZUnDnPnrd2Jt0oxC/MXVnhXPVniFH4v0lIlP1AOSrW9c4oTOvxpuEWNTNfvOo58LuGX LR2oSxvMXKNZVWUfLXmWm1UTiKzkrCux5o0kQTJ6V63ECv3J5poqH6DKNicsvxvQBf4J R7Ww== X-Gm-Message-State: ACrzQf3QA+OMyyOq/4kfquENxtIxadwAgsPYScAW5FEOMD/5fk2+05qF kLlwO4c1RRKyqL1HXUrxahG+J/pbLw+dz9iEEYQPIPtVNBDY X-Google-Smtp-Source: AMsMyM7vnSf2Z8Oq8SYbMIhhONAQOEUVUrI3eJiS0v+BrpGtuL417oouTw8iQcNwhnzZ/N0GYQ8KP3vROjKgvBBByeGi62hqIDRB MIME-Version: 1.0 X-Received: by 2002:a05:6602:2c09:b0:694:51c4:8282 with SMTP id w9-20020a0566022c0900b0069451c48282mr2009605iov.203.1665889401222; Sat, 15 Oct 2022 20:03:21 -0700 (PDT) Date: Sat, 15 Oct 2022 20:03:21 -0700 In-Reply-To: <20221016014012.519-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000febc1605eb1e196f@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: { P4088 } 2636 jiffies s: 2445 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=12b0a464880000 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=136f787c880000