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 CB7D5C636CD for ; Sun, 5 Feb 2023 10:33:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229551AbjBEKdX (ORCPT ); Sun, 5 Feb 2023 05:33:23 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58738 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229501AbjBEKdW (ORCPT ); Sun, 5 Feb 2023 05:33:22 -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 48D951E1FB for ; Sun, 5 Feb 2023 02:33:18 -0800 (PST) Received: by mail-io1-f70.google.com with SMTP id u6-20020a6be406000000b00716ceebf132so5554549iog.1 for ; Sun, 05 Feb 2023 02:33:18 -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=JCqrZxvK10asgbl+stt0Be42IOx94Z96JN9ho01vFWw=; b=yu2Jd4ZbYG3sQvLfUV60g9PFBTJYpv8whitbx7ZBzytWNzcncRvplAKeExZ0Cy7fhT izUsSAonB2NRxbVGqnA7ExCqO0HJRqwkvdKNMjaWqTd/HvbNfX3AXoU0JubGTWgRrHpx urkKBrTD70GWuJHSYD2UsT7DMWQWgQToUKPtD1bdjrUbImjsPThi1KJWUfBdQWyHjhrw bnWWGr4CVSuOLBddd3hPogNgecj8NW37C3A9tYzbQlb8bfgVOm9tZGJkUfNHHJTiwGIv tZPoFLFE3QO5LBtGHOyquDT4OYnI3mhD52N2gLVltoK5+atbtWM13P0Lsj7HRMb/VHbY xz3g== X-Gm-Message-State: AO0yUKW6QanIUP0K/6c8vClre/a/jP+URz8YVP0v3Qfv1hIl/gb95NAj BGAzCG1hq7/SouDYj+lHQGM46L/sQ0QR/yoC+TXx1TiPGnOQ X-Google-Smtp-Source: AK7set/5tsMusXpXdXn+RY6bynkEbZgsj+7cHMC+ZJOixQJT4Mw7RpgDWoTsLNqqDhXUe2Ts3Zy89DORbb84YU21NbH9bx+uJzC5 MIME-Version: 1.0 X-Received: by 2002:a5e:d806:0:b0:704:a2da:f8f with SMTP id l6-20020a5ed806000000b00704a2da0f8fmr3366091iok.65.1675593197584; Sun, 05 Feb 2023 02:33:17 -0800 (PST) Date: Sun, 05 Feb 2023 02:33:17 -0800 In-Reply-To: <20230205094432.1510-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000005489a705f3f171cc@google.com> Subject: Re: [syzbot] kernel BUG in __tlb_remove_page_size (2) 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: { P5557 } 2669 jiffies s: 2801 root: 0x0/T rcu: blocking rcu_node structures (internal RCU debug): Tested on: commit: 837c07cf Merge tag 'powerpc-6.2-4' of git://git.kernel.. 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=154a4f45480000 kernel config: https://syzkaller.appspot.com/x/.config?x=5ea620bd01d9130d dashboard link: https://syzkaller.appspot.com/bug?extid=d87dd8e018fd2cc2528b 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=116a0487480000