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 1FC9C1C7012; Fri, 27 Feb 2026 13:17:43 +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=1772198264; cv=none; b=XeG++CRXMiaigL2/X36K4e4svNqOKUAi8D/24tIdG9b/oeuThdZpa5F7x6BKXoOxYUMg8YYheQXh7925nbjsjEZMFoV4BatbqovD6j3a2eOGfXe3YRCMVs+87tx8bJp07nEKFdvr6WcsX1FSef/VPk4zRampBbaX3j6LTLenKe8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772198264; c=relaxed/simple; bh=S2Sibz6/0nDeA3rNpG7lVnE8z3GwQoWM4z58psFAnQI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=REUY0OTVTm3yi+TqZr8ww2EX2A1H21fG0xkfJKZVC20Fu+p/UlmMs9ZEpwMTylIWzAJxpN3CmtN0pCV2NqX40/2co2QQ2u4lM+rXy7FivbvXqtByK7SDR30qnW6XupymsGwttniFIwdPMtiRwQLmQsQTPef2y1ZNnVSJTESoV4E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=2uUcQxu/; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="2uUcQxu/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5071DC116C6; Fri, 27 Feb 2026 13:17:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1772198263; bh=S2Sibz6/0nDeA3rNpG7lVnE8z3GwQoWM4z58psFAnQI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=2uUcQxu/pKTPdmOqWSM//JAWGzm0dFO4tDdEmqktfTmiSGPRZsQoMmW63cBUZIK4d 0+SJpbo7SvUKdcPbEPaBrBL6WCztG4mABiFwPWDCue9lb79C/RLOImf8T97mpknxDu Z8nKn8l+ys4hdD6Ai4W7UBYcm4CMmoBtvJBw9mLE= Date: Fri, 27 Feb 2026 05:17:32 -0800 From: Greg KH To: Genes Lists Cc: Thorsten Leemhuis , linux-kernel@vger.kernel.org, coreteam@netfilter.org, netfilter-devel@vger.kernel.org, Pablo Neira Ayuso , stable@vger.kernel.org, regressions@lists.linux.dev, "Kris Karas (Bug Reporting)" Subject: Re: [REGRESSION] 6.19.4 stable netfilter / nftables [resolved] Message-ID: <2026022755-quail-graveyard-93e8@gregkh> References: <45f03b0b-fe8f-4942-bad1-3fbde03d4be1@leemhuis.info> <143e1a402ad78dd7076516a6ceb637f378310b16.camel@sapience.com> <10537f2b74da2b8a5cb8dc939f723291db39ff84.camel@sapience.com> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <10537f2b74da2b8a5cb8dc939f723291db39ff84.camel@sapience.com> On Fri, Feb 27, 2026 at 08:12:59AM -0500, Genes Lists wrote: > On Fri, 2026-02-27 at 07:23 -0500, Genes Lists wrote: > > On Fri, 2026-02-27 at 09:00 +0100, Thorsten Leemhuis wrote: > > > Lo! > > > > > > > Repeating the nft error message here for simplicity: > > > >  Linux version 7.0.0-rc1-custom-1-00124-g3f4a08e64442 ... > >   ... > >   In file included from /etc/nftables.conf:134:2-44: > >   ./etc/nftables.d/set_filter.conf:1746:7-21: Error: > >   Could not process rule: File exists > >                  xx.xxx.xxx.x/23, > >                  ^^^^^^^^^^^^^^^ > > > > Resolved by updating userspace. > > I can reproduce this error on non-production machine and found this > error is resolved by re-bulding updated nftables, libmnl and libnftnl: > > With these versions nft rules now load without error: > >  - nftables commit de904e22faa2e450d0d4802e1d9bc22013044f93 > - libmnl commit 54dea548d796653534645c6e3c8577eaf7d77411 >  - libnftnl commit 5c5a8385dc974ea7887119963022ae988e2a16cc > > All were compiled on machine running 6.19.4. Odd, that shouldn't be an issue, as why would the kernel version you build this on matter? What about trying commit f175b46d9134 ("netfilter: nf_tables: add .abort_skip_removal flag for set types")? thanks, greg k-h