From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 53CEE43F08E; Sun, 19 Jul 2026 16:30:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784478640; cv=none; b=kBbE4C6C6YgbPZiiPo/Pc52SbJeGvB6hYMJiVDBcfOqjhDhYegb1OEgDIQ8HcAK5JlBF5mPEgzhNFWMlrhOqnOm6ple80JimDL2iOyEYP6j2XG8YGubQ+NsV8c3aeHo10XQQucrvofRpbjGX7bVvYl3fKM/dsV/tVnBmAf4e604= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784478640; c=relaxed/simple; bh=vKn94+yJXsHkcXdvh95dTeZUhqrGrxecJCEdEGlUMFA=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=avdN5ByPxeTq/NAdDJs0jyvQT6Qa7+guVNHKcvz7pu+cr8qK98LjazglId2b7Asz1SHi8+vFBGetRxss6Z89iIgVRkvjDxv5Jv3Jd2EM5Zl0SJXfMoX/2kA01VwWV+78xm0uVttO0nuApiLRxwhA2DWCDmYrqQL1QNCWZQKpFM8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ILnOtJZv; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ILnOtJZv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2347C1F000E9; Sun, 19 Jul 2026 16:30:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784478639; bh=0JtiUosTGU94LYAEXZruLshAwkoPc7AwAUt1c5cNxrw=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=ILnOtJZvCSClfVHcfAsRuoWHVyit/oSL2w1gm0zFWoyxxkX4yU3Vzmu6sq0uHlHNT 35vSNtPSIp9LoAoFJCMmdYOUpztJujeN5ADsIWE5KmDxhJ5ofNmIpP4LDDA5zZzyFg 4IIQbDo0JnVaSFITS7iksOCxXUk+0D7RtCjlc9QEhgUWzT5DEmrnpFO47NQLqLhOjh XRySYDSG6+pcSsjsGFdi80/HbQevYOhQ5NJ9OHjuUOMInCzhA+ZQ7SDV/RSl16OraD p01fcs8IjjM4MWCXIeC7c2amrDHWN73IT7VqHHIA4eJFTmu0KLozxVljtCM8+enGzR QYpPNgNIO9ztA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 56A0538119C8; Sun, 19 Jul 2026 16:30:11 +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-next v2 0/2] bpf: Reject arena frees below the arena base From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178447861014.2768115.6826703778150125984.git-patchwork-notify@kernel.org> Date: Sun, 19 Jul 2026 16:30:10 +0000 References: <20260717-c10-031-public-bpf-next-v2-b4-v2-0-54b555443a7c@mails.tsinghua.edu.cn> In-Reply-To: <20260717-c10-031-public-bpf-next-v2-b4-v2-0-54b555443a7c@mails.tsinghua.edu.cn> To: Yiyang Chen Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, eddyz87@gmail.com, memxor@gmail.com, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, jolsa@kernel.org, shuah@kernel.org, emil@etsalapatis.com, puranjay@kernel.org, bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Hello: This series was applied to bpf/bpf-next.git (master) by Kumar Kartikeya Dwivedi : On Fri, 17 Jul 2026 12:53:46 +0000 you wrote: > bpf_arena_free_pages() can be called with a scalar arena address. The > runtime reconstructs a full user address from the arena base and the low > 32 bits before returning the range to the arena free tree. A scalar one > page below the arena base can otherwise produce an out-of-domain free-tree > offset and make a later allocation return an address below the arena > mapping. > > [...] Here is the summary with links: - [bpf-next,v2,1/2] bpf: Reject arena frees below the arena base https://git.kernel.org/bpf/bpf-next/c/b5a71cb2db6d - [bpf-next,v2,2/2] selftests/bpf: Cover scalar arena frees below the base https://git.kernel.org/bpf/bpf-next/c/770b62a6d389 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html