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 EA0C2CE7A89 for ; Mon, 25 Sep 2023 06:04:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232051AbjIYGEp (ORCPT ); Mon, 25 Sep 2023 02:04:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54632 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231937AbjIYGEm (ORCPT ); Mon, 25 Sep 2023 02:04:42 -0400 Received: from mail-oi1-f198.google.com (mail-oi1-f198.google.com [209.85.167.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C366B83 for ; Sun, 24 Sep 2023 23:04:35 -0700 (PDT) Received: by mail-oi1-f198.google.com with SMTP id 5614622812f47-3ae33bc5584so8367941b6e.3 for ; Sun, 24 Sep 2023 23:04:35 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1695621875; x=1696226675; 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=khHBmXA2nIs3RhLksCBbFyOHEO223Qv5mG+a8oCpCJQ=; b=u54lKyWx3+nEMaoArN7K9xTy/K8SJsMpWgv7MAwccv4kMgQ8MGXawvsZne+/JkP3Iq CEumGFQODAIN0F8O5sw/tcasz4eMMyvc48aiDskoiKSUOPO4Q6SfKWe/1Lo8vci2p3LM tPiXlD2y8GvdJx857KqlcdEutx7jvUIotIIsv1y2qyB68WsH5BENJ4zKyIZKgIfmotUo noFMJhjhdIg17VFzsj/c5QnIgzyP09BaUid0L4nZ1SHYxgUMFMg+EwFXvmz3uVDSme1G /04+bkaHCD09kV+cK5G+n0P5VXbXXRpAue+/jilnWv+91ofjdsmFA81mvLxsAciwceuM gzHQ== X-Gm-Message-State: AOJu0YxAC+2lXTQGRJFr1LY64J4jloIWaq+QlAr+Lo2+M2v1CUK01YRu dKLKsslYI901jbSaXoyOB+WpqXWsmPs8Fc5VDV6FS8cYFUiT X-Google-Smtp-Source: AGHT+IE485Egvd8Rw1szIweDcKYzID3+yJ1Zs3+MB+PybtfzFp8nFtfcYXSU3GYVqtn8I5orYLBFoL1j+GIQC7zKRp855KirTrKA MIME-Version: 1.0 X-Received: by 2002:a05:6808:209d:b0:3ae:17ed:fdc9 with SMTP id s29-20020a056808209d00b003ae17edfdc9mr3280617oiw.9.1695621875117; Sun, 24 Sep 2023 23:04:35 -0700 (PDT) Date: Sun, 24 Sep 2023 23:04:35 -0700 In-Reply-To: <000000000000964cb905f5e876ff@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008a3693060628bb0b@google.com> Subject: Re: [syzbot] [reiserfs?] possible deadlock in delete_one_xattr (2) From: syzbot To: amir73il@gmail.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-unionfs@vger.kernel.org, miklos@szeredi.hu, mszeredi@redhat.com, reiserfs-devel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-unionfs@vger.kernel.org syzbot has bisected this issue to: commit 9df085f3c9a2d4658a9fe323d70c200aa00ede93 Author: Amir Goldstein Date: Mon Sep 3 06:12:09 2018 +0000 ovl: relax requirement for non null uuid of lower fs bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1711e75a680000 start commit: ac9a78681b92 Linux 6.4-rc1 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=1491e75a680000 console output: https://syzkaller.appspot.com/x/log.txt?x=1091e75a680000 kernel config: https://syzkaller.appspot.com/x/.config?x=8bc832f563d8bf38 dashboard link: https://syzkaller.appspot.com/bug?extid=7a278bf8bfa794494110 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1295e4b8280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=140af20a280000 Reported-by: syzbot+7a278bf8bfa794494110@syzkaller.appspotmail.com Fixes: 9df085f3c9a2 ("ovl: relax requirement for non null uuid of lower fs") For information about bisection process see: https://goo.gl/tpsmEJ#bisection