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 X-Spam-Level: X-Spam-Status: No, score=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 403C6C282C4 for ; Tue, 12 Feb 2019 21:28:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 03AA1222BE for ; Tue, 12 Feb 2019 21:28:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=rath.org header.i=@rath.org header.b="D9bJ9jLm"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="zR8Wifdr" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729354AbfBLV2U (ORCPT ); Tue, 12 Feb 2019 16:28:20 -0500 Received: from out2-smtp.messagingengine.com ([66.111.4.26]:50991 "EHLO out2-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729049AbfBLV2U (ORCPT ); Tue, 12 Feb 2019 16:28:20 -0500 Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.nyi.internal (Postfix) with ESMTP id DC7D22228D; Tue, 12 Feb 2019 16:28:19 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute1.internal (MEProxy); Tue, 12 Feb 2019 16:28:19 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rath.org; h=from :to:cc:subject:references:date:in-reply-to:message-id :mime-version:content-type:content-transfer-encoding; s=fm1; bh= gq9pAhlaSy5daxnk6AQAxM6Fb/jnelYw1oGELa4YZDA=; b=D9bJ9jLmBin3VUi/ 41lpHDLT5bcNeI+XTkKWNfnvyu2isqNzbRH/79V9bH8vYzK7NJ9vR4e+t78clSfu WLqcj2ACSpU6hkMm63O8W/mLZUb+NQ4eaC6e4gGXjL5bky2THfvOGQHsP81IQpnW LneeTdRhnirv/z6E70vUcPcj/y5681hJ54Ek/NNIE8n4o7Hcv+BSFpu54uvgwW4U dKDOytDw+GSHikx7LHMmvKUPFPeXCI1rMWnx/s/ZoA6ZwS5qnpNxLr55eIAfR1O7 PC00GLQG6Mqq1hii0HXhPpH0qEAhDXefntXrrCF5PUXlNlHO5aPC+BW+G/pnfjc7 AsCGsA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm2; bh=gq9pAhlaSy5daxnk6AQAxM6Fb/jnelYw1oGELa4YZ DA=; b=zR8WifdrejiKiGpO+VvojL8ckfsMHW0igzcM6sN+IaZoVj3yK2r9wbYYQ 2+gphTxu/6q9sJGhIuvCeetntXAVpBNK5Ez97bxZ5s3Xmo/LRruqzXUjdY8vqMmB EP59wXqI2ejIBOylkaRmAAaQ7fVRUJO4R8TFNVdSOIxaNaoFDsQ3E0kfqcA6BdUu zbJIceVZYphf7avCJLr1EbJryOyoQsmAHWpEC3C6WE9iseioSZdbPCWC2ubm8ezP P78DtJxiX0VHrL7qUmLtTJ7jeqbI3pkGkyzmU5FQSfAoWtc+xCy5AS7SsReZ2ETk VRFioEz7WTEtEittkKIOVOjQORmeA== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedtledruddtuddgudehtdcutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfhuthenuceurghilhhouhhtmecu fedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhephffvufhfff gjkfgfgggtgfesthhqtddttderjeenucfhrhhomheppfhikhholhgruhhsucftrghthhcu oefpihhkohhlrghushesrhgrthhhrdhorhhgqeenucfkphepudekhedrfedrleegrddule egnecurfgrrhgrmhepmhgrihhlfhhrohhmpefpihhkohhlrghushesrhgrthhhrdhorhhg necuvehluhhsthgvrhfuihiivgeptd X-ME-Proxy: Received: from ebox.rath.org (ebox.rath.org [185.3.94.194]) by mail.messagingengine.com (Postfix) with ESMTPA id 933BD1031B; Tue, 12 Feb 2019 16:28:17 -0500 (EST) Received: from vostro.rath.org (vostro [192.168.12.4]) by ebox.rath.org (Postfix) with ESMTPS id E394F49; Tue, 12 Feb 2019 21:28:15 +0000 (UTC) Received: by vostro.rath.org (Postfix, from userid 1000) id AE9B7E00C8; Tue, 12 Feb 2019 21:28:15 +0000 (GMT) From: Nikolaus Rath To: Miklos Szeredi Cc: fuse-devel , linux-fsdevel Subject: Re: [fuse-devel] fuse: trying to steal weird page References: <87o998m0a7.fsf@vostro.rath.org> <87ef9omb5f.fsf@vostro.rath.org> <87ef9nighv.fsf@thinkpad.rath.org> <87zhs7fbkg.fsf@thinkpad.rath.org> <8736ovcn9q.fsf@vostro.rath.org> Mail-Copies-To: never Mail-Followup-To: Miklos Szeredi , fuse-devel , linux-fsdevel Date: Tue, 12 Feb 2019 21:28:15 +0000 In-Reply-To: (Miklos Szeredi's message of "Tue, 12 Feb 2019 15:57:21 +0100") Message-ID: <877ee4vgr4.fsf@vostro.rath.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Feb 12 2019, Miklos Szeredi wrote: > On Sun, Feb 10, 2019 at 11:05 PM Nikolaus Rath wrote: > >> Bad news. I can now reliably reproduce the issue again. > > A reliable reproducer is always good news. Are the messages exactly > the same as last time (value of flags, etc)? The flags, count, mapcount and mapping values are always the same. The page and index is varying. So the general format is: [ 2562.773181] fuse: trying to steal weird page [ 2562.773187] page=3D index=3D flags=3D17ffffc0000= 0ad, count=3D1, mapcount=3D0, mapping=3D (null) Best, -Nikolaus --=20 GPG Fingerprint: ED31 791B 2C5C 1613 AF38 8B8A D113 FCAC 3C4E 599F =C2=BBTime flies like an arrow, fruit flies like a Banana.=C2= =AB