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 1D31DC4332F for ; Fri, 23 Dec 2022 20:14:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230460AbiLWUOV (ORCPT ); Fri, 23 Dec 2022 15:14:21 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53372 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229650AbiLWUOS (ORCPT ); Fri, 23 Dec 2022 15:14:18 -0500 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 98B581098 for ; Fri, 23 Dec 2022 12:14:17 -0800 (PST) Received: by mail-il1-f197.google.com with SMTP id l13-20020a056e021c0d00b003034e24b866so3147924ilh.22 for ; Fri, 23 Dec 2022 12:14:17 -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=C3HCsdMbMuVerprxWeEdkncMgxqNV5nEqkTIItMUrHY=; b=eufMiVCCzOeoFx3ZC98ZuCMQXk8SojLwzzsiZfIvWsWZSBehXpkrkxba6RRr3Q4KAj acEv8nK143s2ghGKwJTBUroTI5dlO6THS2JrWm/8wrUgZZ4w3THBkL5r2xVzgYyIywtJ EtfI+2Y+hjG0w/ZhjiH8w61QENw+0mI0VqYAfyLc5ncL1qu0L0gEFOw9PuQ1Wv1U85gB 0ImWjgMBIoMOvWrFQmo99zc/C00CazUymX4sS3dQV7HlPzGeCysft3+DwGNUSrpmt3jN pYLRxWi9OkBTwn1A56DGb77+RDlSIPofNzl/CWaQsyfZbEqMpic4GUVCh1RacJkZgMRP AxIg== X-Gm-Message-State: AFqh2kr4206Szjoj9DeuSeaPGPdCPTUklVxjtja5OhUvUa/Mt2fvFWK9 sKKXfmuyhPVs9v3/fGEnPYf8xcQbWQcN3L8298//VLXi5QU9 X-Google-Smtp-Source: AMrXdXu55244jWoT4K5/eYguO9xvuPpTd8E4Qo4VcSXeFVkcvhnWeDlER5is+O2m5h/pYan6fNl7r1LW6vEt28kFnCac/2LIeWBA MIME-Version: 1.0 X-Received: by 2002:a02:5b0a:0:b0:38a:70d0:5264 with SMTP id g10-20020a025b0a000000b0038a70d05264mr943012jab.11.1671826456968; Fri, 23 Dec 2022 12:14:16 -0800 (PST) Date: Fri, 23 Dec 2022 12:14:16 -0800 In-Reply-To: <20221223112733.2065-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000018098505f0846eaa@google.com> Subject: Re: [syzbot] [reiserfs?] possible deadlock in do_page_mkwrite 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 } 2667 jiffies s: 2841 root: 0x0/T rcu: blocking rcu_node structures (internal RCU debug): Tested on: commit: a27405b2 Merge tag 'sound-6.2-rc1-2' of git://git.kern.. 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=111d689c480000 kernel config: https://syzkaller.appspot.com/x/.config?x=4e2d7bfa2d6d5a76 dashboard link: https://syzkaller.appspot.com/bug?extid=ff866d16791d4984b3c7 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=11c63cac480000