From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 941153043DE for ; Thu, 5 Mar 2026 19:10:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772737813; cv=none; b=MZ+Msysd5eNttyCWP9g4e3O7b40eyX0SQiEvuz5uCHQ1NIAX2j8E7lIhTz1VQUwxz1s0zTtaZRHAXUH+SHgkPkJ1voDa0Gql7JSj12aUtGPOj3/wHt80eKgKPRRMyDr32P+bTD3qN2XZuGEAeIxDRmiSV0leG7tjMRcc5JD5+lM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772737813; c=relaxed/simple; bh=oY0XzNkHTv7yBJNoSUlxUyZOVkmAO3U/yiXwKeI/j98=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=aAnUiVp8XGwvwBBAhyPjkhxEYe04PQjhbA1vfIdesOakqD69wnPRwf/dO/XQV4F5VNrk5zd2skANd6bbSnr+7cx9L0GM0MlwGABeke89/KWbvcy8wUTaLcHb9oBIGiJ1wiFzoDnMwabSjKduvcNupWRUqNR39R4td1M/gc2u+6I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Q4jUTGWL; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Q4jUTGWL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 27FF9C116C6; Thu, 5 Mar 2026 19:10:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772737813; bh=oY0XzNkHTv7yBJNoSUlxUyZOVkmAO3U/yiXwKeI/j98=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=Q4jUTGWLECj4jp6XE7GmKranVjrwOSptoyMDj/CX7anbh73ZBNTRbo16xU8FbO8WW L5ZGl9Y3E2890ZK+LzEQwNGGi5hSPFeb1rn+IPww3nYgke7f/Ivr487IhgPUO4NniY AzpYnni6Pq8PjS1b1qD7yVN8KluJNWC39U72m6n+4sU601DPGDMaqgUK6p5ju3dKpl Gx5sYEY5cjXFJLbosxmVuHT3jZWWKfz6Z5EUB009bUbV2soQqaujfD0TAASXJl0PKV fXwMv9EY7coWcVFa4f4zVL3Dl3ec7GJoBVrrSyy/2J18eCTfExF0jCOoMOQwBpnr8G Ocltn7XMXFCeg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 3FDB73808200; Thu, 5 Mar 2026 19:10:14 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [f2fs-dev] [PATCH v2] f2fs: avoid reading already updated pages during GC From: patchwork-bot+f2fs@kernel.org Message-Id: <177273781304.3248266.12940471035367152097.git-patchwork-notify@kernel.org> Date: Thu, 05 Mar 2026 19:10:13 +0000 References: <20260305011810.4189655-1-huangjianan@xiaomi.com> In-Reply-To: <20260305011810.4189655-1-huangjianan@xiaomi.com> To: =?utf-8?b?6buE5L2z55S3IDxodWFuZ2ppYW5hbkB4aWFvbWkuY29tPg==?=@aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org Cc: linux-f2fs-devel@lists.sourceforge.net, chao@kernel.org, jaegeuk@kernel.org, shengyong1@xiaomi.com, linux-kernel@vger.kernel.org, wanghui33@xiaomi.com Hello: This patch was applied to jaegeuk/f2fs.git (dev) by Jaegeuk Kim : On Thu, 5 Mar 2026 09:18:10 +0800 you wrote: > We found the following issue during fuzz testing: > > page: refcount:3 mapcount:0 mapping:00000000b6e89c65 index:0x18b2dc pfn:0x161ba9 > memcg:f8ffff800e269c00 > aops:f2fs_meta_aops ino:2 > flags: 0x52880000000080a9(locked|waiters|uptodate|lru|private|zone=1|kasantag=0x4a) > raw: 52880000000080a9 fffffffec6e17588 fffffffec0ccc088 a7ffff8067063618 > raw: 000000000018b2dc 0000000000000009 00000003ffffffff f8ffff800e269c00 > page dumped because: VM_BUG_ON_FOLIO(folio_test_uptodate(folio)) > page_owner tracks the page as allocated > post_alloc_hook+0x58c/0x5ec > prep_new_page+0x34/0x284 > get_page_from_freelist+0x2dcc/0x2e8c > __alloc_pages_noprof+0x280/0x76c > __folio_alloc_noprof+0x18/0xac > __filemap_get_folio+0x6bc/0xdc4 > pagecache_get_page+0x3c/0x104 > do_garbage_collect+0x5c78/0x77a4 > f2fs_gc+0xd74/0x25f0 > gc_thread_func+0xb28/0x2930 > kthread+0x464/0x5d8 > ret_from_fork+0x10/0x20 > > [...] Here is the summary with links: - [f2fs-dev,v2] f2fs: avoid reading already updated pages during GC https://git.kernel.org/jaegeuk/f2fs/c/5d143972155e You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html