From nobody Wed Jan 07 21:43:54 2026 X-Original-To: freebsd-current@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4dmhPS6fkKz6NM8M; Wed, 07 Jan 2026 21:43:56 +0000 (UTC) (envelope-from markj@freebsd.org) Received: from smtp.freebsd.org (smtp.freebsd.org [IPv6:2610:1c1:1:606c::24b:4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "smtp.freebsd.org", Issuer "R12" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4dmhPS64XRz3c6C; Wed, 07 Jan 2026 21:43:56 +0000 (UTC) (envelope-from markj@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1767822236; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=YmLNvgVbvjX9I3cdO7LaOMEerSZn4IzWWDYhIisvNyU=; b=QAeMrvJ8tHcTp2ZfV3xNDE0JpFQVeabfLKUOh1HmzLqcOlLm4P83d3Wfx/0v01c9fhLa7b GAxswwfjuRhVT9ENCHd2M+rVSyxar7RE9598NiuXuCCoVt8s/WmUfLFMzFoocZ+Z6GBGJN 76GEslEG8BV6xa97U1oF3yw2kPDlsdvgYoMw3ExR6dur6/AoUcCb+OpxLUVVDn53AyagEq vzx13Mw0IlyAQl5KquTXv6Pp1rdKt8wMeOP+pqZHu3z+toVdmBdh3h9qN7G59rLFCNaxYC beoGgVksOgd5ArNvb8p3zADNTbTIsTZJ0y3m1jDwvKiqEe6xkl45JSiqjp2vMQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1767822236; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=YmLNvgVbvjX9I3cdO7LaOMEerSZn4IzWWDYhIisvNyU=; b=q3hbN/2XoXMBNjHc6sY9FS88E4kwUG8Z9Dl6fFuHGREFvIEBAdfRdHCBQHQtkNb3OKQLkc AiQuIfxH3x/1def7l6k5MIFhpG+GFfbMr3XenYHXaJ5HqoRLsf7Ceccn6LWl97ZxoUxalA 1xGsr4aEB7kCr90BfvkGgn2rsfDQvZ5DDWTzcF6qVAF0GC6aBuvYaPHu2RX+rzeNJrvW6c x5RWhedhR4MxgS3GjP9CBIIqhoI5B+sfgYxzmPUZov4lRefVx7Riq4UoyeykUfj29aI+CC cW3/pbcpbwJAkQaScow+wIMn8oo019V+vocrpm/NUllO/T6lSJJhfV0pnyDEvQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1767822236; a=rsa-sha256; cv=none; b=fklURR2L+2UoNYHFtroETiLxwvtGuytmaTeJOLT+8m26CS+v4z5Ra4UmV+I5+at/poXonS Zctzq4S9SlwUNOF733pLwSLA6ZvPwG90EljQYdmT/kWr9y+fbQApmOCE+oHh4/nF5UQVf+ otWf/adH7JUOz5Z9Qpk3f6XyCvMvMGU0MAvLhPHeVPUao7Vf8yQEN9xYeurt9cmvaUeP2W KsjEYF1PNwWNPEGWwNKUP+VDCysd1B6hbTXpe9DhH4h232Efvs0nET4Ti8S50khGAN01bP uRYQwjK9+KiajINMTtZxJ3PdjsFtMg1BnBbl6P9l8iNbkpCrbYvPn0DqaivdYQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from nuc (192-0-220-237.cpe.teksavvy.com [192.0.220.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) (Authenticated sender: markj) by smtp.freebsd.org (Postfix) with ESMTPSA id 4dmhPS3Qgcz7Nw; Wed, 07 Jan 2026 21:43:56 +0000 (UTC) (envelope-from markj@freebsd.org) Date: Wed, 7 Jan 2026 16:43:54 -0500 From: Mark Johnston To: Renato Botelho Cc: Gleb Smirnoff , freebsd-current@freebsd.org, src-committers@freebsd.org, "David E. O'Brien" Subject: Re: December 2025 stabilization week Message-ID: References: List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Wed, Jan 07, 2026 at 10:43:55AM -0300, Renato Botelho wrote: > On 06/01/26 15:26, Gleb Smirnoff wrote: > > On Tue, Dec 23, 2025 at 10:00:40AM -0800, Gleb Smirnoff wrote: > > T> On Mon, Dec 22, 2025 at 01:00:17AM -0800, Gleb Smirnoff wrote: > > T> T> This is an automated email to inform you that the December 2025 stabilization week > > T> T> started with FreeBSD/main at main-n282678-88b04633c29e, which was tagged as > > T> T> main-stabweek-2025-Dec. > > T> > > T> Due to lack of human and computational resources at Netflix during the > > T> holiday period, we are unable to make our regular A/B testing in a timely > > T> manner. > > > > Late update on the December stabweek. The performance A/B testing at > > Netflix discovered two performance regressions both related to traffic distribution > > on a lagg(4). This was fixed by two commits: > > > > - ac1cd655f647 (applies to Intel NICs supported by ixl(4)) > > - 21865c970888 (applies to all) > > > > Also, a panicing regression in ipfw was reported. If you try to add a rule > > with 'log' keyword and without a rule number (autonumbered), the kernel would > > panic. There is a temporary patch attached to the email: > > > > https://lists.freebsd.org/archives/freebsd-current/2025-December/009754.txt > > > > There is no yet patch in main addressing this problem. > > > > Also, there is a report of a kernel panic in in6_selecthlim(). While the > > problem is known for a long time, but very likely with the December > > snapshot the race became easier to hit. > > > > Both panics are related to my changes, and I'm working on addressing them > > before the January stabweek. > > > > I've missed the December email but I had this regression [1] on my Thinkpad > E14 laptop. Mark attempted to fix it at that point but it didn't work as > expected and I didn't hear anything from David. > > I keep running a modified GENERIC-NODEBUG kernel without tpm device. > > [1] https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=291067 Indeed, I propose simply removing the driver from amd64 kernels for now: https://reviews.freebsd.org/D54587