Received: by 2002:a05:6a10:6d10:0:0:0:0 with SMTP id gq16csp2205357pxb; Sun, 17 Apr 2022 13:59:27 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwcPgsjyyRy3zU3dCOr2icaVIRLXNV6qj78+pZOd9vKYWSH0gBJfZBOXd40l0JQ3qLdNOMC X-Received: by 2002:a17:903:2c1:b0:158:f9d0:839c with SMTP id s1-20020a17090302c100b00158f9d0839cmr2602799plk.118.1650229166891; Sun, 17 Apr 2022 13:59:26 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1650229166; cv=none; d=google.com; s=arc-20160816; b=PvPeUbdrBdTec1SV4/9SC8rMMSqzQdG/gblGc3RNnjkYbU4nnvKFOzW8A0FqzTl4Hf EbwTlb6M4iVS9iyIkSINXrpSscocIhbmqBJf07MUQ5cBwcPZIudCybzEg95pJirlPtM8 DZ/YNtu5fEa3EZ9KAGAdYMWYIanAScRyCiCwyRM3fM/barv8WljQ06aAO8L2rZ06YkIs Bp0CKTSJ8O8rn7JKCwOHWiAtGf9yp+oZ8LyvrNw1JP8DRswRV+7xL1HZKKprBerMuJsR 9Vdk7B0LGwtnyFM+9xHtIX5dWyrVDWiXnrB2n0PciqcFJxNAwKzOCV8FSLcY79DRVl/7 7LRg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date; bh=dexPZADocZ8enc2jJTj55Az4y2/9pev3m2UnktLu+aE=; b=UrRA4BKUNFciVL4zb8rzHK+J1RFQCOcfWGVYNGGUOuwmzG4nUMFAxz8jh0GADcwMMp cjfk8uS1EOU/vegK4YvERW1GXrCJCL2mEdY2Gp5nPgID4yRDtPMr3lbC0gh2fhlGhRSL mSUO/siE1TZoBdgVJ+6stlMh9mLZLLeAzusedXqhuHyeaG3zzClTPV5X4VD458Eb4V7E nc66KG0vrTLQLZgoHBZYQW21anusjXLtD71R6CwC74HVhOxlShzdZQKE9Lt4Od9FyTlm /UqCddTBKahS11T3Vfj+k2cmF68t4ocFaF6je0S9QQhgR65QEwe1K+6IJjQbaP57lWke fYCg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id l14-20020a170903244e00b001548692dbf1si7179078pls.597.2022.04.17.13.58.44; Sun, 17 Apr 2022 13:59:26 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232925AbiDPT6p (ORCPT + 99 others); Sat, 16 Apr 2022 15:58:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46200 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232921AbiDPT6n (ORCPT ); Sat, 16 Apr 2022 15:58:43 -0400 Received: from nibbler.cm4all.net (nibbler.cm4all.net [82.165.145.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C58FC1D312 for ; Sat, 16 Apr 2022 12:56:04 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by nibbler.cm4all.net (Postfix) with ESMTP id D64BFC00E1 for ; Sat, 16 Apr 2022 21:56:01 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at nibbler.cm4all.net Received: from nibbler.cm4all.net ([127.0.0.1]) by localhost (nibbler.cm4all.net [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 0xELPU3ky8uK for ; Sat, 16 Apr 2022 21:55:54 +0200 (CEST) Received: from zero.intern.cm-ag (zero.intern.cm-ag [172.30.16.10]) by nibbler.cm4all.net (Postfix) with SMTP id B8E8FC00A5 for ; Sat, 16 Apr 2022 21:55:54 +0200 (CEST) Received: (qmail 4335 invoked from network); 17 Apr 2022 01:45:20 +0200 Received: from unknown (HELO rabbit.intern.cm-ag) (172.30.3.1) by zero.intern.cm-ag with SMTP; 17 Apr 2022 01:45:20 +0200 Received: by rabbit.intern.cm-ag (Postfix, from userid 1023) id 86426460E36; Sat, 16 Apr 2022 21:55:54 +0200 (CEST) Date: Sat, 16 Apr 2022 21:55:54 +0200 From: Max Kellermann To: Thorsten Leemhuis Cc: Max Kellermann , dhowells@redhat.com, linux-cachefs@redhat.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, "regressions@lists.linux.dev" Subject: Re: fscache corruption in Linux 5.17? Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2022/04/16 13:38, Thorsten Leemhuis wrote: > Thx for the report. Maybe a bisection is what's needed here, but lets > see what David says, maybe he has a idea already. I wish I could do that, but it's very hard to reproduce; the first reports came after a week or so. That way, a bisect would take months. So yes, wait for David, because he might give a clue how to trigger the problem more quickly to make a bisect practical.