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 9F9B132ED58 for ; Fri, 3 Apr 2026 01:30:32 +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=1775179832; cv=none; b=hQ2H9bxgzXx5mqxqZrNAHeFReEeddDHBGM+ZOxXxoTyahkkFU0YCwPcMr98rKBVzdaht+rO7T2fdUxes3u+kv9xRobuhDhdj+iaV/K9cLZdB1kvEclVqPkaOHOTi8MxYbGwxLz9i4C99gm1KqV7Y3sJGmV6aObjPg/ns5FiOYGU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775179832; c=relaxed/simple; bh=NmDlwWySZFLr0Z8tkCxxI4GpcKyk0ru5CasO8kj93FY=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=NcjlFBOfK6mg34Ygh5o7tiikraYH0CnZSFOqfpIfIttkUaPK5fEDXxx4hgDoCeonQP2ZRVPV9UH0Td3HJfjBx47c1s1AOL4PeUffCLQi2Fzz/txfrL1RU/bv37iiryUV95+dtE+R+gMQpWE/YRx1kSLePfU1VrC//RsNKOuMQW4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bFQmG8Nj; 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="bFQmG8Nj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AC2D5C116C6; Fri, 3 Apr 2026 01:30:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775179831; bh=NmDlwWySZFLr0Z8tkCxxI4GpcKyk0ru5CasO8kj93FY=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=bFQmG8NjLM+/IcWf9q0nNCXktRmURaQfxb7LzoHNseW6poKwadDwDLhxVm3Ll7mCf Un97XT+WlfCsVMUUJsn3TtIjIUubSE/Uy9Js6VYhNuvBxw0mMMrHw2yjyHKXl4bOGF yCTQriIhLsmiJzerTQEvGA62nIF0K5FJ8YvK6S+yq8w003VXoMqMoLb+4ens0Z9wG6 2IPUd3kAI0RpaH+2vTtlMBly8wMZubV8flF0C91E5QXsEdTq+ge0bVSHFxYIsabZUr RDSKQdkfQhGF6RpzdPYMlrNoX1E3pqWa1B66/G/Sv7TJ/J9nZ0rajBLQKqaOCFVf/N hyKCqg4niNIUA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 030063809A09; Fri, 3 Apr 2026 01:30:15 +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 v3 0/6] Fix invariant violations and improve branch detection From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177517981379.692254.1576029739396503335.git-patchwork-notify@kernel.org> Date: Fri, 03 Apr 2026 01:30:13 +0000 References: In-Reply-To: To: Paul Chaignon Cc: bpf@vger.kernel.org, harishankar.vishwanathan@gmail.com, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, eddyz87@gmail.com, shung-hsi.yu@suse.com, srinivas.narayana@rutgers.edu, santosh.nagarakatte@rutgers.edu Hello: This series was applied to bpf/bpf-next.git (master) by Alexei Starovoitov : On Thu, 2 Apr 2026 17:07:25 +0200 you wrote: > This patchset fixes invariant violations on register bounds. These > invariant violations cause a warning and happen when reg_bounds_sync is > trying to refine register bounds while walking an impossible branch. > > This patchset takes this situation as an opportunity to improve > verification performance. That is, the verifier will use the invariant > violations as a signal that a branch cannot be taken and process it as > dead code. > > [...] Here is the summary with links: - [bpf-next,v3,1/6] bpf: Refactor reg_bounds_sanity_check https://git.kernel.org/bpf/bpf-next/c/a1311b94ef85 - [bpf-next,v3,2/6] bpf: Use bpf_verifier_env buffers for reg_set_min_max https://git.kernel.org/bpf/bpf-next/c/ec1d77cb0ee9 - [bpf-next,v3,3/6] bpf: Exit early if reg_bounds_sync gets invalid inputs https://git.kernel.org/bpf/bpf-next/c/a2a14e874b4e - [bpf-next,v3,4/6] bpf: Simulate branches to prune based on range violations https://git.kernel.org/bpf/bpf-next/c/b254c6d816e5 - [bpf-next,v3,5/6] selftests/bpf: Cover invariant violation case from syzbot https://git.kernel.org/bpf/bpf-next/c/2ba199067b89 - [bpf-next,v3,6/6] selftests/bpf: Remove invariant violation flags https://git.kernel.org/bpf/bpf-next/c/7cbded6ed98f You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html