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 341653B636B; Mon, 20 Jul 2026 15:10:35 +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=1784560237; cv=none; b=XpuqDbTbrwI6U7F8H8uWxOVPyHwJMkzlgi7WgU/Pry/qbP0aDgwANPL8/nWqQtwflFk84jvubH7Pi85sDFBHP2IIPnxwkFRfg6fVklSyKqHBLTVObUZ8Pm3NGwUx79AbtHvcYl3mnIqgHKe0HsmLg9mkoOM6jdhGGf41CDhIMyA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784560237; c=relaxed/simple; bh=T1OfJu47RvqR9G0BvyBgMeYpNg1LmM7i+Tee13siJGs=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=ftli3Ety0is2eGsuMz78MDKi/XRVqlj/xxwbMttfaOOUika+16bdC2n7dy4RekBMnPTHc1mLu4Xy0jgeKW5FwpQM/d1SfmxjsacBlNfh9zDgdjggLPBLOfEQuMKacojpywFMTqz1WWhDskZRrO3NcVQVSMPH99vVOaZzIuhU3PU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RvYtZAbL; 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="RvYtZAbL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CA29F1F000E9; Mon, 20 Jul 2026 15:10:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784560235; bh=IOX+2A3v8clOWOGmTmZ70ydIzWqFq0wF0rKiaOBrTts=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=RvYtZAbLREUqpB2pdFvP4kFA0O6RFvHUQbExov3SGeriMYlUYIUnCqgHAdzUDyCUK T8y54HF/RkD41tCLBNWtALqxo4EgC0MYunb54VXe5Al98yM2abPC0Q//kJ7lajDyQt lkCKx/HhOGPgIWWDQLw1s4ZZr+DVlYD22ing4l+4ZMwpVRiNGK2uXgUyBHbzsI+IR9 3C1m2+BJ26jlu6G+rPvgS4NLyXXHl3GktA5jfUkObB25EH4OG9RCwiMK455ORwXuRO Lj+vVKNoHq/0KfUOeSYy34K+jOo+vGmI0HbORZq0stjjOSaSZdWplKgDQWeZvDQFck 4iAGHoP37+QLw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 56A5A392446E; Mon, 20 Jul 2026 15:10:07 +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 v1] bpftool: Skip prog/map that disappears while looking it up by name From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178456020615.3589622.11318801874968451734.git-patchwork-notify@kernel.org> Date: Mon, 20 Jul 2026 15:10:06 +0000 References: <20260720071520.396363-1-jiayuan.chen@linux.dev> In-Reply-To: <20260720071520.396363-1-jiayuan.chen@linux.dev> To: Jiayuan Chen Cc: qmo@kernel.org, bpf@vger.kernel.org, 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, emil@etsalapatis.com, linux-kernel@vger.kernel.org Hello: This patch was applied to bpf/bpf-next.git (master) by Kumar Kartikeya Dwivedi : On Mon, 20 Jul 2026 15:15:18 +0800 you wrote: > Looking up a prog or map by name walks the whole id space. There is a > window between bpf_prog_get_next_id()/bpf_map_get_next_id() and getting > an fd for that id in which an unrelated object can be freed, and the > lookup then fails with ENOENT and aborts the whole command. > > Skip such ids and keep walking, the same way do_show() already does. > > [...] Here is the summary with links: - [bpf-next,v1] bpftool: Skip prog/map that disappears while looking it up by name https://git.kernel.org/bpf/bpf-next/c/cfce77b63375 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html