From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from Chamillionaire.breakpoint.cc (Chamillionaire.breakpoint.cc [91.216.245.30]) (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 2691C3A9D8F for ; Fri, 3 Jul 2026 10:29:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.216.245.30 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783074559; cv=none; b=EhN6XsgWrb6tsqSDMvCjIzBYupYGU1NkYUIQy+mgY27++gwHeM+2YNqYaBNRHpW/Bw99KWIdhG2zRCVydi+EfYl0neaowA6wbFt6Vmyx4ww7WWLSzzMb12kUCXB1QpL3J21236YkVAnxsj9lPbsR48XLUN8KgSdTuLHDFWlP4rA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783074559; c=relaxed/simple; bh=4SFVnWQVJRw92MWVI6UNNBsae0bEkX1v+IVFdSaav2M=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=CBAll0ZFEtt6Hkdi/IMmbtodejE1vM+MhN/ZlFIXkLYNmdAyxBakvTgVRkhOjjxQFE2ysq+6bt+LYYyOPmSKO+B1/yZhTXi0mFmsey8uJs48nJQZ6c5d8A1OWl0vw71sdsU3vsw0pZi8gGrs+wqW/9pPBJxprR1xl2CotgBWuks= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=strlen.de; spf=pass smtp.mailfrom=strlen.de; arc=none smtp.client-ip=91.216.245.30 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=strlen.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=strlen.de Received: by Chamillionaire.breakpoint.cc (Postfix, from userid 1003) id C59FB602A9; Fri, 03 Jul 2026 12:29:14 +0200 (CEST) Date: Fri, 3 Jul 2026 12:29:14 +0200 From: Florian Westphal To: Phil Sutter Cc: Ren Wei , netfilter-devel@vger.kernel.org, pablo@netfilter.org, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, horms@kernel.org, yuantan098@gmail.com, dstsmallbird@foxmail.com, chzhengyang2023@lzu.edu.cn Subject: Re: [PATCH nf 1/1] netfilter: xt_time: reject pre-epoch calendar matching Message-ID: References: <779d223ad31c493cbfc3c483293e435dca89cf90.1782879547.git.chzhengyang2023@lzu.edu.cn> Precedence: bulk X-Mailing-List: netfilter-devel@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: Phil Sutter wrote: > > This is silly. I'm not sure this is even a bug. > > We're in 2026 not 1970. I really don't see why this patch is required. > > I imagined a system with broken BIOS clock which boots at epoch until > NTP has fixed it. Then stamp will be close to zero, no? So what? Rule won't match either way. I wish we could get somehow get rid of xt_time and nft_meta time matching, this was a very bad idea from the start.