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[23.128.96.32]) by mx.google.com with ESMTPS id x10-20020a170902ec8a00b001b8ba81d04dsi1265456plg.395.2023.10.20.00.11.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Oct 2023 00:11:19 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.32 as permitted sender) client-ip=23.128.96.32; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.32 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by agentk.vger.email (Postfix) with ESMTP id EC3808113EE7; Fri, 20 Oct 2023 00:10:48 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at agentk.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1376363AbjJTHKm (ORCPT + 99 others); Fri, 20 Oct 2023 03:10:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54186 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230371AbjJTHKl (ORCPT ); Fri, 20 Oct 2023 03:10:41 -0400 Received: from mail-ot1-f69.google.com (mail-ot1-f69.google.com [209.85.210.69]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C497F1A3 for ; Fri, 20 Oct 2023 00:10:38 -0700 (PDT) Received: by mail-ot1-f69.google.com with SMTP id 46e09a7af769-6ce27d056ceso734189a34.0 for ; Fri, 20 Oct 2023 00:10:38 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697785838; x=1698390638; 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=lWL0rNLl5jF/ivasCRcew47fQzuvd0OIJz60/b6FZdY=; b=X25xGjOVWnjcmVgQRjAqhLjUvb3lGxZ2F3bQtuTpeXM56j7IA8Qrb0hob7R0OCQLw4 bM/v+YZtCQ6pwutYyDpCQhFoVX3/U7DDWwGJORiLp3cN7w9NK+3GLSGDE0JDLlXE/0wJ FqbJD3SQU6ApNwkEDBEK0ayu3aUaDL1JaBiSlEyF2YnSsivaJHrKDipaXQkjcEWkvxml MpnB8qysqJMUBE6qCPRLRhCz2/UamNzXFlbfb6DVpV/PJRKfaJlK+mYLaQNXD36MQxVw HmP9TB4G0/8skuK2plhGjeu+ORVxt46rJqPrEC7VLGmO5BGYj68kaYbYpC2LJW2Gi26w JCiA== X-Gm-Message-State: AOJu0YznFcpTjLrYOnKMgjoAfor/eg5l9OWqP6UVDIcPNjICJDL3biuz 1wVJak0Xb544rblbX4iyIRlpLfl+X2wi3nIU96wmuQ38it7/ MIME-Version: 1.0 X-Received: by 2002:a05:6870:c18c:b0:1e1:3367:1429 with SMTP id h12-20020a056870c18c00b001e133671429mr503641oad.10.1697785838117; Fri, 20 Oct 2023 00:10:38 -0700 (PDT) Date: Fri, 20 Oct 2023 00:10:38 -0700 In-Reply-To: <0000000000000c44b0060760bd00@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c92c0d06082091ee@google.com> Subject: Re: [syzbot] [gfs2?] WARNING: suspicious RCU usage in gfs2_permission From: syzbot To: agruenba@redhat.com, cluster-devel@redhat.com, gfs2@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, postmaster@duagon.onmicrosoft.com, rpeterso@redhat.com, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=2.1 required=5.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SORTED_RECIPS, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on agentk.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (agentk.vger.email [0.0.0.0]); Fri, 20 Oct 2023 00:10:49 -0700 (PDT) X-Spam-Level: ** syzbot has bisected this issue to: commit 0abd1557e21c617bd13fc18f7725fc6363c05913 Author: Al Viro Date: Mon Oct 2 02:33:44 2023 +0000 gfs2: fix an oops in gfs2_permission bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10b21c33680000 start commit: 2dac75696c6d Add linux-next specific files for 20231018 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=12b21c33680000 console output: https://syzkaller.appspot.com/x/log.txt?x=14b21c33680000 kernel config: https://syzkaller.appspot.com/x/.config?x=6f8545e1ef7a2b66 dashboard link: https://syzkaller.appspot.com/bug?extid=3e5130844b0c0e2b4948 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=101c8d09680000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11a07475680000 Reported-by: syzbot+3e5130844b0c0e2b4948@syzkaller.appspotmail.com Fixes: 0abd1557e21c ("gfs2: fix an oops in gfs2_permission") For information about bisection process see: https://goo.gl/tpsmEJ#bisection