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 565F8C001DE for ; Mon, 24 Jul 2023 21:45:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230211AbjGXVpd (ORCPT ); Mon, 24 Jul 2023 17:45:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36888 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229755AbjGXVpb (ORCPT ); Mon, 24 Jul 2023 17:45:31 -0400 Received: from mail-pl1-x636.google.com (mail-pl1-x636.google.com [IPv6:2607:f8b0:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C34CEE4F for ; Mon, 24 Jul 2023 14:45:29 -0700 (PDT) Received: by mail-pl1-x636.google.com with SMTP id d9443c01a7336-1b8ad907ba4so24665955ad.0 for ; Mon, 24 Jul 2023 14:45:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fromorbit-com.20221208.gappssmtp.com; s=20221208; t=1690235129; x=1690839929; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=BL+qyCoyo+/FJmxYMvT7Q+EYVA+uxQICVRbaCHaHDjs=; b=DIHnVpSEwqHHJlzY6W9W4NKUk5XErF3q7aFfo3LVjbbdatZgl/wAoDVnstbjon4uIe 2GuyeWvFugaMgG2rSx4cMe1TTZkeK/cTue+Ze8zEmfUbhZVXNRGMaXboZU61TpTDRkXf XFYCUa4te9rMhtXUVLVcCsM3fiyzctK4mNfRQj1SaJlJl1RATSiTcbNih/JPLeBnuu5D 6AsdNm/IEEGRbEKHOV+npEAa6zqwwyvVKnP3Kj3YsSsafZR5ZTI08Ff43V1vzwb/Ou75 wEMT9uTA+iz/8cWLApA3PwP2p0tnaX9VyQjsak6hUJ9+7q58aW19fxZjmau/Fnpxj1SV ZCZw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690235129; x=1690839929; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=BL+qyCoyo+/FJmxYMvT7Q+EYVA+uxQICVRbaCHaHDjs=; b=SF64IZXxPYVwgUsx/lOnbSI5yshjuB1vKDOM+1yjPA26CdqQlg8TE0expFPsnVpqaB rQ8smvah6d2/gShQ26k6Z2Kn8zRXGGdmNsGB72x+Igbcd2NX2jwXBkNd+YOuMLSbi+T4 ExTNUHUn0Ml4TpEBTeiN1P+XsJFy7ijnx4yHZhmb+tKDyXUiWGx5gRWgWbVXN62F4noT lYFv4EBR9bEjd5AWCToXIRJ4URHSZPXuaVF1v5f6X8EmAsVjPn6MT38/uUX+YftBvMpt 9bT5Neda6585IqU4n/Hhho7DcRoAjRBKB+4YbZlcmAIWm8UOf2XYuGWhGv/xViEsx7UA 3LIw== X-Gm-Message-State: ABy/qLY2ey4LvnbF/m/L+XlEfkpyFLL948tFJ38HQDLqbULd4jmETH1x kBwl6YSZavv3ULuqycDMc03Saw== X-Google-Smtp-Source: APBJJlFVYzbLkqR812PkG7EThpJBwIewq1AsZm8jSGhh6K6T+XZ7HOnrvtv6QkZaNw91N+189A/okg== X-Received: by 2002:a17:902:e805:b0:1b8:4e69:c8f7 with SMTP id u5-20020a170902e80500b001b84e69c8f7mr9822845plg.23.1690235129133; Mon, 24 Jul 2023 14:45:29 -0700 (PDT) Received: from dread.disaster.area (pa49-186-119-116.pa.vic.optusnet.com.au. [49.186.119.116]) by smtp.gmail.com with ESMTPSA id g9-20020a170902740900b001bb9f104330sm3196450pll.240.2023.07.24.14.45.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Jul 2023 14:45:28 -0700 (PDT) Received: from dave by dread.disaster.area with local (Exim 4.96) (envelope-from ) id 1qO3Mr-00A6cJ-2H; Tue, 25 Jul 2023 07:45:25 +1000 Date: Tue, 25 Jul 2023 07:45:25 +1000 From: Dave Chinner To: Daniel Dao Cc: linux-fsdevel@vger.kernel.org, Matthew Wilcox , kernel-team , linux-kernel , djwong@kernel.org Subject: Re: Kernel NULL pointer deref and data corruptions with xfs on 6.1 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 24, 2023 at 12:23:31PM +0100, Daniel Dao wrote: > Hi again, > > We had another example of xarray corruption involving xfs and zsmalloc. We are > running zram as swap. We have 2 tasks deadlock waiting for page to be released Do your problems on 6.1 go away if you stop using zram as swap? -Dave. -- Dave Chinner david@fromorbit.com