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Thu, 14 Mar 2024 16:20:31 +0000 (UTC) MIME-Version: 1.0 From: patchwork-bot+f2fs@kernel.org Message-Id: <171043323144.13516.1787617599417094605.git-patchwork-notify@kernel.org> Date: Thu, 14 Mar 2024 16:20:31 +0000 References: <20240314020528.3051533-1-chao@kernel.org> In-Reply-To: <20240314020528.3051533-1-chao@kernel.org> To: Chao Yu X-Headers-End: 1rknom-0001s3-Qn Subject: Re: [f2fs-dev] [PATCH] f2fs: fix to avoid use-after-free issue in f2fs_filemap_fault X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: hdanton@sina.com, linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, jaegeuk@kernel.org, Ed.Tsai@mediatek.com, syzbot+763afad57075d3f862f2@syzkaller.appspotmail.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net Hello: This patch was applied to jaegeuk/f2fs.git (dev) by Jaegeuk Kim : On Thu, 14 Mar 2024 10:05:28 +0800 you wrote: > syzbot reports a f2fs bug as below: > > BUG: KASAN: slab-use-after-free in f2fs_filemap_fault+0xd1/0x2c0 fs/f2fs/file.c:49 > Read of size 8 at addr ffff88807bb22680 by task syz-executor184/5058 > > CPU: 0 PID: 5058 Comm: syz-executor184 Not tainted 6.7.0-syzkaller-09928-g052d534373b7 #0 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 > Call Trace: > > __dump_stack lib/dump_stack.c:88 [inline] > dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 > print_address_description mm/kasan/report.c:377 [inline] > print_report+0x163/0x540 mm/kasan/report.c:488 > kasan_report+0x142/0x170 mm/kasan/report.c:601 > f2fs_filemap_fault+0xd1/0x2c0 fs/f2fs/file.c:49 > __do_fault+0x131/0x450 mm/memory.c:4376 > do_shared_fault mm/memory.c:4798 [inline] > do_fault mm/memory.c:4872 [inline] > do_pte_missing mm/memory.c:3745 [inline] > handle_pte_fault mm/memory.c:5144 [inline] > __handle_mm_fault+0x23b7/0x72b0 mm/memory.c:5285 > handle_mm_fault+0x27e/0x770 mm/memory.c:5450 > do_user_addr_fault arch/x86/mm/fault.c:1364 [inline] > handle_page_fault arch/x86/mm/fault.c:1507 [inline] > exc_page_fault+0x456/0x870 arch/x86/mm/fault.c:1563 > asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 > > [...] Here is the summary with links: - [f2fs-dev] f2fs: fix to avoid use-after-free issue in f2fs_filemap_fault https://git.kernel.org/jaegeuk/f2fs/c/eb70d5a6c932 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel 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 CC1107319F for ; Thu, 14 Mar 2024 16:20:31 +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=1710433231; cv=none; b=ZuI7U7OHF6k3l1atYz3f7uR/txImMNQNkaxkK1qm+JzP9bAV2Dy5+F9f80eNWvkNfMDivVK3F/rnML8DpjYQCV9XATOmxKW9LthpRZ28P1QUgeH2RKChKaxZeWnicOzSlEmtrW9LFbBPFe2iHnCtLHbFKsvtDYT1rVhafF+JrhQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710433231; c=relaxed/simple; bh=DiMMcNdh086cZ1dy2/SsqCOSR/rQG4XxC4tlfBQ3NIs=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=b72HTOT29Sgn587XQFDYeCSE7LM8PH6xp0AJk3X9mPsgiyvmwpc9EH+pc10d3LH3ubcevyx47h3s0SqyJl1fS+nBUM1L4pgFxIKAgk4rSuvHIanYhDCeBcSO7WX3ryxWeM4JBeyxWbOSbmxFv5VjOmsAx0flCp8isvD9gcxQjZg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hF9pB5rw; 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="hF9pB5rw" Received: by smtp.kernel.org (Postfix) with ESMTPS id 82B05C43390; Thu, 14 Mar 2024 16:20:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1710433231; bh=DiMMcNdh086cZ1dy2/SsqCOSR/rQG4XxC4tlfBQ3NIs=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=hF9pB5rwtQNKNi8cLb0VPwWDhJRtsUNAoHE5f7QVDsYRkJcE6GbiAalYTxtsxCK4t a2iCRcQV/nw/5PD8jhzND6x1NdqSNRm++a5mIWON6CAWt/oG0fb8kp3RDmqoRa0hf8 5M15xbK3HaZkwSReUVEtfVLp9LnBXCTvjfbuVV0oCP9OA2yyCJ6fmWc8bjSvE51RhT S7Usmy2qDtd/ofd0YxIbJzehl/Dw98De1F2/79aKYY81H0VdkKXfcwMuBNph1NdIg+ z0vhZp+fPlcITayDCK4gAo4Ot+kpj+UwaWLuV1uABpJjAc/2sA8yryinATt3sanklf JjVzGaxdcHmdw== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 6DCD3D95061; Thu, 14 Mar 2024 16:20:31 +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] f2fs: fix to avoid use-after-free issue in f2fs_filemap_fault From: patchwork-bot+f2fs@kernel.org Message-Id: <171043323144.13516.1787617599417094605.git-patchwork-notify@kernel.org> Date: Thu, 14 Mar 2024 16:20:31 +0000 References: <20240314020528.3051533-1-chao@kernel.org> In-Reply-To: <20240314020528.3051533-1-chao@kernel.org> To: Chao Yu Cc: jaegeuk@kernel.org, hdanton@sina.com, linux-kernel@vger.kernel.org, Ed.Tsai@mediatek.com, linux-f2fs-devel@lists.sourceforge.net, syzbot+763afad57075d3f862f2@syzkaller.appspotmail.com Hello: This patch was applied to jaegeuk/f2fs.git (dev) by Jaegeuk Kim : On Thu, 14 Mar 2024 10:05:28 +0800 you wrote: > syzbot reports a f2fs bug as below: > > BUG: KASAN: slab-use-after-free in f2fs_filemap_fault+0xd1/0x2c0 fs/f2fs/file.c:49 > Read of size 8 at addr ffff88807bb22680 by task syz-executor184/5058 > > CPU: 0 PID: 5058 Comm: syz-executor184 Not tainted 6.7.0-syzkaller-09928-g052d534373b7 #0 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 > Call Trace: > > __dump_stack lib/dump_stack.c:88 [inline] > dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 > print_address_description mm/kasan/report.c:377 [inline] > print_report+0x163/0x540 mm/kasan/report.c:488 > kasan_report+0x142/0x170 mm/kasan/report.c:601 > f2fs_filemap_fault+0xd1/0x2c0 fs/f2fs/file.c:49 > __do_fault+0x131/0x450 mm/memory.c:4376 > do_shared_fault mm/memory.c:4798 [inline] > do_fault mm/memory.c:4872 [inline] > do_pte_missing mm/memory.c:3745 [inline] > handle_pte_fault mm/memory.c:5144 [inline] > __handle_mm_fault+0x23b7/0x72b0 mm/memory.c:5285 > handle_mm_fault+0x27e/0x770 mm/memory.c:5450 > do_user_addr_fault arch/x86/mm/fault.c:1364 [inline] > handle_page_fault arch/x86/mm/fault.c:1507 [inline] > exc_page_fault+0x456/0x870 arch/x86/mm/fault.c:1563 > asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 > > [...] Here is the summary with links: - [f2fs-dev] f2fs: fix to avoid use-after-free issue in f2fs_filemap_fault https://git.kernel.org/jaegeuk/f2fs/c/eb70d5a6c932 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html