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 74852286A4; Sun, 7 Jun 2026 08:20:07 +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=1780820408; cv=none; b=FHI7ROiv4UI6BLqT6VkaRD8NmTgB5KUwPSHV51IA3qgAZqpZE5spk47q3irKfRSJ1f7oSFVgxXk3h3DrmS6BjqAqVIMaKUPlv7ZtoJwvmCv7iE/ylQVqsC5P3jpJaZzAlF75K572kCdV97+ePQWnu06ikcBDqS+N//QJyQa9CZI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780820408; c=relaxed/simple; bh=mYFHI47SJU5Nx75ldlyNhmdN+4XOJgFCO8/baxbf0E8=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=Ki8IpM8E4CEWvTa8iLIdkAbPOlSJhzINzXLyVVXIiThzBCb4dg2Z07Jy5Nj+ayQwgab+JP1SBiPRY6WglRsa5rz6RsS731BCjsVxUoiIBPp4fK50Xe1AdkdnVqQRnQDDTZ9lR+fn72DOnw/viq/LnhCix0oMMSW5l0fMcqK3DZo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=F6d6WEpA; 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="F6d6WEpA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1B2E21F00893; Sun, 7 Jun 2026 08:20:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780820407; bh=9UR/Y/oKT+U0we0ieb5btMg/a50q1gK4okb/OYxRwV4=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=F6d6WEpAu/06FAJ/rKeoJJiRpSaCkp2nFvXI/0mlReoUu4vszZKwjsspXPs6/b2W+ ZYGBq/ROwOSVBPkfkw67GlEckRZTjF266EqpOUlIaraM9+i6MDQ3jzj/PFh2lpMd5Q wZmEazr1hRAfJ8AwI2D1K2IUJ4FHIS5M+pNsMderOrhd/hPQ2NqXEASObSeasZGG3i sIaqg0JHSyxDs/fdCjygjnNnBiOFYsSIsOw4Chid8wNRh8QO9Dpt0fRL9Z7bl4ITvH agGOvLqE42qkVoQlleVjDhWXtcVun6nOexxjL7jlf4xSvXm4N1OC6IkYrdBaQmhRzn BM72Jc25lK11A== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id D09443930C88; Sun, 7 Jun 2026 08:20:07 +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] bpf: reject sleepable BPF_LSM_CGROUP programs at load time From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178082040641.151789.15634326061215589390.git-patchwork-notify@kernel.org> Date: Sun, 07 Jun 2026 08:20:06 +0000 References: <20260605145707.608579-1-dwindsor@gmail.com> In-Reply-To: <20260605145707.608579-1-dwindsor@gmail.com> To: David Windsor Cc: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com, memxor@gmail.com, song@kernel.org, yonghong.song@linux.dev, jolsa@kernel.org, john.fastabend@gmail.com, sdf@fomichev.me, linux-kernel@vger.kernel.org Hello: This patch was applied to bpf/bpf-next.git (master) by Kumar Kartikeya Dwivedi : On Fri, 5 Jun 2026 10:57:07 -0400 you wrote: > The cgroup shim runs under rcu_read_lock_dont_migrate(), so we should > not attach any sleepable BPF programs there. Add support to the verifier > to explicitly reject attempts to load sleepable BPF programs destined > for LSM cgroup attachment. > > Without this, we get the following splat from a BPF_LSM_CGROUP > program marked BPF_F_SLEEPABLE attached to file_open when it calls > bpf_get_dentry_xattr(): > > [...] Here is the summary with links: - [bpf-next] bpf: reject sleepable BPF_LSM_CGROUP programs at load time https://git.kernel.org/bpf/bpf-next/c/5b038319be44 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html