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 3C271C77B75 for ; Fri, 5 May 2023 20:51:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233389AbjEEUvg (ORCPT ); Fri, 5 May 2023 16:51:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41512 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233372AbjEEUve (ORCPT ); Fri, 5 May 2023 16:51:34 -0400 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 443702723 for ; Fri, 5 May 2023 13:51:29 -0700 (PDT) Received: by mail-io1-f72.google.com with SMTP id ca18e2360f4ac-763761822f0so305889239f.0 for ; Fri, 05 May 2023 13:51:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683319888; x=1685911888; 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=xz8oP5bTFGUj6c4RnphlwwmDszCEtGrIv7CYsijiB50=; b=jLLf9FWl+g3WnT20kbe8z4HW+UFBW9I02chGn5Fr+byOZVH8hT+qvDOtLWv9ghM3go d4E2Gzl3HZ7gIWnodRR4wg94YM62wDOGypeyLt2xv9PTq2opo+gV3UGzrG9nslPR9pdq LjhWK+GvqlKP+/FtmlAPKoI5TFxo7sRJk+IcO1aWErKCN00tP9J5o3S3n9XVww10m/l/ WR0oCAZraEjpuHA/E2HgDVSVgk0jtD07cNvr622yh+3YZuOcHxrdozNhT1CLBWstKuc3 zKnK4cRQJmHD57v3LNpkmPObNttP8lQ8trLwQOM95r8GxaCerzEs6992ywBJrT2jKNeg 6oyw== X-Gm-Message-State: AC+VfDwWImDqCozX9OOFfs3u7X5KgEys3KqWN++bUy8BeR+87oVU+v99 jp3bneHcLGvh7yCVsvi2Iwlk2d8Jq0U9EVy+souVibc5XCBi X-Google-Smtp-Source: ACHHUZ5vqOFA/5T+hNmtEX7lSCQTA27WTbngt21dM8oERoMh9pcLsuCOw/xFwc/AuBFHVzce/YEP+d5wbCIMMARA4ZzFB1Um25S1 MIME-Version: 1.0 X-Received: by 2002:a02:638e:0:b0:416:4d10:3896 with SMTP id j136-20020a02638e000000b004164d103896mr1200772jac.6.1683319888578; Fri, 05 May 2023 13:51:28 -0700 (PDT) Date: Fri, 05 May 2023 13:51:28 -0700 In-Reply-To: <0000000000007bedb605f119ed9f@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000000964605faf87416@google.com> Subject: Re: [syzbot] [reiserfs?] possible deadlock in open_xa_dir From: syzbot To: hdanton@sina.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, paul@paul-moore.com, reiserfs-devel@vger.kernel.org, roberto.sassu@huawei.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this issue to: commit d82dcd9e21b77d338dc4875f3d4111f0db314a7c Author: Roberto Sassu Date: Fri Mar 31 12:32:18 2023 +0000 reiserfs: Add security prefix to xattr name in reiserfs_security_write() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14403182280000 start commit: 3c4aa4434377 Merge tag 'ceph-for-6.4-rc1' of https://githu.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=16403182280000 console output: https://syzkaller.appspot.com/x/log.txt?x=12403182280000 kernel config: https://syzkaller.appspot.com/x/.config?x=73a06f6ef2d5b492 dashboard link: https://syzkaller.appspot.com/bug?extid=8fb64a61fdd96b50f3b8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12442414280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=176a7318280000 Reported-by: syzbot+8fb64a61fdd96b50f3b8@syzkaller.appspotmail.com Fixes: d82dcd9e21b7 ("reiserfs: Add security prefix to xattr name in reiserfs_security_write()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection