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 D1B5A39A7F6 for ; Sat, 1 Aug 2026 01:10:49 +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=1785546650; cv=none; b=tU2RoJXnAKtm38rM4JuonPpAbbIYa/LRMf3TfeYA3V3EKphEZ4TL9w/bxblmTAmhKOPehDpxRIV2KV4g1ccMgck9+iqywe/eCx45sKCNTM8XhTTME7gk1/GtEVtJGeU+cgwszKUzZSsHJCXv92C4v2UbcPnsgPzTUd6X+uk+j7k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785546650; c=relaxed/simple; bh=RDZjSRT8QJnJ5Jpyee1OCFFvPnxuHYic8Gz9F9dgqf4=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=ibUR24I0hhY5T3uWFfyUeylCV6B3l8esODFh0V3nNtQHnXrDawKrAbi//L7WZUuDqoslhikjjIDr0eoWGbL+yyeX8OE7e1TgbT1nHRYtjcBmqz0k0LtvKljUfntDeyJg/cKQ00GAGZJDem+zMGCnEydh1tZ1/ZdRhM7RYcknF4g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Q0KLArVW; 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="Q0KLArVW" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7083A1F00AC4; Sat, 1 Aug 2026 01:10:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785546649; bh=Evmqmk+2/MG1Y8i+0TU8L8MiRP6wuHVJhxfeMMRhc7k=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=Q0KLArVW2O2rT+2K38yMgqU/cWH7i9KM1ubqUczYkxEXlPIFTctVpaQ9BXw7GS7AV GJ4HSUeJmZaKS8P02JjvxQlmqBmogOzv+9VQn0GZ767wWOuWij9Xf+Mg33xY249x+P /UnXCFg6VzBy/2zLHYVwvKuk1yS+DFQ/iDSAWY0B3MIXZ1Az/3BhJlfZU7gQlY8pzd YC4wMLDd6ftWw6L/AXPS7DdS2UZpMaad7db6NY5IGrgpJWqaTyTVAFo/0XUIu9F1iV +bHRF7PYnep7fnrdX0sgthMC+1t04BfOFzkJGb27SqE7/M+aGEWgi6WnJSKwV74pZU i3FPCZvDO8nLA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 5689E392665F; Sat, 1 Aug 2026 01:10:13 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next v5 0/3] bpf: Fix trampoline handling of 128-bit values From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178554661214.974239.3202155911510305468.git-patchwork-notify@kernel.org> Date: Sat, 01 Aug 2026 01:10:12 +0000 References: <20260729050154.2585468-1-yonghong.song@linux.dev> In-Reply-To: <20260729050154.2585468-1-yonghong.song@linux.dev> To: Yonghong Song Cc: bpf@vger.kernel.org, ast@kernel.org, andrii@kernel.org, daniel@iogearbox.net, eddyz87@gmail.com, kernel-team@fb.com Hello: This series was applied to bpf/bpf-next.git (master) by Kumar Kartikeya Dwivedi : On Tue, 28 Jul 2026 22:01:54 -0700 you wrote: > The BPF trampoline preserves only 8 bytes of a target function's return > value (R0), and its register save area under-allocates space for 128-bit > arguments for x86_64. These two problems lead to memory corruption or > incorrect values observed by BPF programs and the real caller. > > This series fixes both issues and adds two selftests, otherwise, each of > them will fail if without the corresponding fix. > > [...] Here is the summary with links: - [bpf-next,v5,1/3] bpf: Reject >8 byte return values on return-reading trampoline paths https://git.kernel.org/bpf/bpf-next/c/c48796aa6c39 - [bpf-next,v5,2/3] bpf, x86: Fix trampoline stack size for 128-bit arguments https://git.kernel.org/bpf/bpf-next/c/814cba835ef6 - [bpf-next,v5,3/3] selftests/bpf: Add tests for >8 byte return value and 128-bit arguments https://git.kernel.org/bpf/bpf-next/c/13cc6b788b1a You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html