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 92781C433EF for ; Mon, 28 Mar 2022 21:23:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229572AbiC1VYm (ORCPT ); Mon, 28 Mar 2022 17:24:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41842 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229627AbiC1VYj (ORCPT ); Mon, 28 Mar 2022 17:24:39 -0400 X-Greylist: delayed 235 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Mon, 28 Mar 2022 14:22:53 PDT Received: from mail.as397444.net (mail.as397444.net [69.59.18.99]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 4E63D137004 for ; Mon, 28 Mar 2022 14:22:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=bluematt.me ; s=1648501263; h=Subject:From:To:From:Subject:To:Cc:Cc:Reply-To:In-Reply-To: References; bh=YfI79WAJd0hnxxCQJsMV/q0aPGuKD7vQlp9zzJMPL9g=; b=rbD8lzdU2z5Xqk Oy1OXCpKqa+k+eJ2+NHqxidLD7CTcjiB02J4ZZnGnaaLOB+ubLef2pHy3Jgr30cbLTcCYoeqRabl7 SD/z7TDpYM0zTdqwBcSNsTmdQK0MRlEVJECQAC3QequnoqIP/uRri3alsgYXFbomDwXxi8dOZD1LL rX4qoDh7XjjurAdOs4JxYHozXJvoC8nszdlzOFt7CaDtYLNsonvM1cWuPDmRi/UyEyQp5ydtinVB+ 0PbiS5jwkST33WY+Vg0G6+3DF8cvwVGa1AqxoykajZVN0lBHIdvLoOLh+VxW/V8U1xqNzgbjU65Ps dY7Dvq2PSboUuLAfZEAw==; Received: by mail.as397444.net with esmtpsa (TLS1.3) (Exim) (envelope-from ) id 1nYwkw-000Rz8-Tz for linux-btrfs@vger.kernel.org; Mon, 28 Mar 2022 21:18:32 +0000 Message-ID: <61aa27d1-30fc-c1a9-f0f4-9df544395ec3@bluematt.me> Date: Mon, 28 Mar 2022 14:18:30 -0700 MIME-Version: 1.0 Content-Language: en-US To: Btrfs BTRFS From: Matt Corallo Subject: [5.16.14] csum mismatch on free space cache on subpage Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-DKIM-Note: Keys used to sign are likely public at https://as397444.net/dkim/bluematt.me X-DKIM-Note: For more info, see https://as397444.net/dkim/ Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Basically what the subject says. Any time I mount an fs on my 64K-page PPC host mount a 4K-page device (so far two-of-two - once a flash drive with mirror and nothing else, once a many-TB volume across multiple disks) I see a stream of csum mismatches in the space cache in dmesg. The FS' otherwise seem to work. Matt