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 50AC419048A; Mon, 20 Jan 2025 21:34:42 +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=1737408883; cv=none; b=aul3ZUGHwNzH6SuH1L9t1NZ/ILHqyfxcAs13ok28Izv7Ay6MB6atkgPPOEEONR2jKVscuoyoAXfzPONdP7BlbPbvbsmyZpZ2jw7LyhAquua7FlNSorxs9uY5gY5ZYyB0vTRl7cwByVV084eZ3RLfCUXgwURsOGKVNx95o8Qv2+o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737408883; c=relaxed/simple; bh=9ih2GpebRjJrsa6IpbPBSwb297i5yfqxVDGG6wxAQB0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Wdp9H3gY2qpzYXNLbnHvlGaS4nIbPU4U4G3myyS+3baiviDA2j5ASY4cvN4dPExNVMU/IOLySt2G1uQC0TWij/vDBs7gLb58lkWugC9YzM7PwZm9/wDuA+EJjGFvLuZAytBO7+Yetgl9fnTcuqUv3d3Uc3tVHx1UrJ89W4JEkQE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=nYjBeMSv; 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="nYjBeMSv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9DE04C4CEE4; Mon, 20 Jan 2025 21:34:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1737408882; bh=9ih2GpebRjJrsa6IpbPBSwb297i5yfqxVDGG6wxAQB0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=nYjBeMSvfvvQKot1mhfi8Hd5N2XuVOPqPJCdD9uQkMPL4Q8LWkmdm1RPpuMzpnykq tAP5Ud4EA/zUhLeqU5YwyMKpERSneecbkfn9conkiNRdPKaMg5f39LGVnrUGeiRTNg Wr3v6GcHmdfkS37gEXqellLirgmdRGUrfDt1pVtWbsdRe0wSOFPHqLZSMaXlXflcvY 2FnQUJ7WNEhn1nE8Z0HID90c99DQAsDCLDnLTik+n0TbPzJNTocSsuAS76Ykow7A2d DLBlCAeqkEZ/0KBotpHTuGwOccl+F0W6rOV0P9/AE4Dt0zAo30fM7ytkuwyk3WnvYF e5AGL8lv5iODg== Date: Mon, 20 Jan 2025 13:34:39 -0800 From: Kees Cook To: Eyal Birger Cc: luto@amacapital.net, wad@chromium.org, oleg@redhat.com, ldv@strace.io, mhiramat@kernel.org, andrii@kernel.org, jolsa@kernel.org, alexei.starovoitov@gmail.com, olsajiri@gmail.com, cyphar@cyphar.com, songliubraving@fb.com, yhs@fb.com, john.fastabend@gmail.com, peterz@infradead.org, tglx@linutronix.de, bp@alien8.de, daniel@iogearbox.net, ast@kernel.org, andrii.nakryiko@gmail.com, rostedt@goodmis.org, rafi@rbk.io, shmulik.ladkani@gmail.com, bpf@vger.kernel.org, linux-api@vger.kernel.org, linux-trace-kernel@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH] seccomp: passthrough uretprobe systemcall without filtering Message-ID: <202501201334.604217B7@keescook> References: <20250117005539.325887-1-eyal.birger@gmail.com> <202501181212.4C515DA02@keescook> <8B2624AC-E739-4BBE-8725-010C2344F61C@kernel.org> Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Sat, Jan 18, 2025 at 07:39:25PM -0800, Eyal Birger wrote: > Alternatively, maybe this syscall implementation should be reverted? Honestly, that seems the best choice. I don't think any thought was given to how it would interact with syscall interposers (including ptrace, strict mode seccomp, etc). -- Kees Cook