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 62950646; Fri, 16 Feb 2024 03:30:28 +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=1708054228; cv=none; b=ndxf4jD0a593TVip/QzP2nNVatLy4jO1a7b6MppUfsS49gsVPt4QBj/GUbzIpysAIpS4Gxoy9uFjaYawQlMxJ2GDKUTXXdAv2OGa5sEVlJiJ7J2UQN6qeD10JNLHxzWmfw1OtglpKcEUSEzdzWtePAPdsLVZlO4guKYZ2WvWZDA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708054228; c=relaxed/simple; bh=yis5j+kuKbFEkfOigSfagwNj4LlTZyMS8LWzTsFv6m4=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=jwr+tKfkuFmzzoTM3JWiZzZomBoKspIu5SppUHMyX5vmyiYBKe6+uCo2fnQyYgMxRzwfXeK1pvy+xkoY6ThfEal9FnODBStC8Wx+w1lw3RK7YDapViBTETyCNVykPhvr8K9Jsgt1mfqlBzwuT7BDb0pa85YE9hqncT2OcYCwG8w= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MzGtOXY4; 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="MzGtOXY4" Received: by smtp.kernel.org (Postfix) with ESMTPS id 21894C43390; Fri, 16 Feb 2024 03:30:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1708054228; bh=yis5j+kuKbFEkfOigSfagwNj4LlTZyMS8LWzTsFv6m4=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=MzGtOXY4E/Cjid5zcVMIvrAR4qZV9RHEkOTXNjSvIMlWy7hGEYqj3C7Dog2N9viKp uHdHBdu6wQ/69vgKzrWF1fCRniggL575+B5ZnRK6WydC+8k2S0la74MgjVKV8LkwPN UvwEZbLmBsua8KLtn7TX7ZLnqfRcmisLSARYlyaH6QciOYSzD6JaTIxBrPIciYBdTR 386f1d1+n4iPOll7xXKuGNNu1jTvRe20yNA4dA5KV3XHZlkSHG0f+9ogyhu4Es05Ij bLP7hJvQgf2+gqKPcbcEauYyHXXtMKxOGIMZn278KdBOzokcA4QSWZmwbeWnUsRXZ7 Q4x4yHey6eJKQ== 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 05C0CD8C978; Fri, 16 Feb 2024 03:30:28 +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: [PATCH bpf v3 0/3] Fix the read of vsyscall page through bpf From: patchwork-bot+netdevbpf@kernel.org Message-Id: <170805422801.26502.12244225184380221288.git-patchwork-notify@kernel.org> Date: Fri, 16 Feb 2024 03:30:28 +0000 References: <20240202103935.3154011-1-houtao@huaweicloud.com> In-Reply-To: <20240202103935.3154011-1-houtao@huaweicloud.com> To: Hou Tao Cc: x86@kernel.org, bpf@vger.kernel.org, dave.hansen@linux.intel.com, luto@kernel.org, peterz@infradead.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, linux-kernel@vger.kernel.org, xrivendell7@gmail.com, jannh@google.com, sohil.mehta@intel.com, yonghong.song@linux.dev, houtao1@huawei.com Hello: This series was applied to bpf/bpf.git (master) by Alexei Starovoitov : On Fri, 2 Feb 2024 18:39:32 +0800 you wrote: > From: Hou Tao > > Hi, > > As reported by syzboot [1] and [2], when trying to read vsyscall page > by using bpf_probe_read_kernel() or bpf_probe_read(), oops may happen. > > [...] Here is the summary with links: - [bpf,v3,1/3] x86/mm: Move is_vsyscall_vaddr() into asm/vsyscall.h https://git.kernel.org/bpf/bpf/c/ee0e39a63b78 - [bpf,v3,2/3] x86/mm: Disallow vsyscall page read for copy_from_kernel_nofault() https://git.kernel.org/bpf/bpf/c/32019c659ecf - [bpf,v3,3/3] selftest/bpf: Test the read of vsyscall page under x86-64 https://git.kernel.org/bpf/bpf/c/be66d79189ec You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html