From nobody Sun Nov 01 09:29:08 2026 X-Original-To: dev-commits-src-all@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 4jHV095PT1z6xy5v for ; Sun, 01 Nov 2026 09:29:13 +0000 (UTC) (envelope-from freebsd@omnilan.de) Received: from mx0.gentlemail.de (mx0.gentlemail.de [IPv6:2001:41d0:700:4a43:a25:de0:0:13]) (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) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 4jHV084t3Lz3FHP; Sun, 01 Nov 2026 09:29:12 +0000 (UTC) (envelope-from freebsd@omnilan.de) Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of freebsd@omnilan.de designates 2001:41d0:700:4a43:a25:de0:0:13 as permitted sender) smtp.mailfrom=freebsd@omnilan.de Received: from mh0.gentlemail.de (mh0.gentlemail.de [135.125.173.218]) by mx0.gentlemail.de (8.18.1/8.18.1) with ESMTP id 6A19T8Nq034494; Sun, 1 Nov 2026 09:29:08 GMT (envelope-from freebsd@omnilan.de) Received: from [172.21.35.3] (s1.omnilan.de [217.91.127.234]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by mh0.gentlemail.de (Postfix) with ESMTPSA id 5BF9B1ACB0; Sun, 01 Nov 2026 09:29:08 +0000 (UTC) Message-ID: Date: Sun, 1 Nov 2026 10:29:08 +0100 List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org List-Id: Commit messages for all branches of the src repository List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: git: f6ee1d20d368 - main - kern_thread: Fix i386 p_emuldata KBI assertion To: Jessica Clarke , dev-commits-src-all@FreeBSD.org References: <6a54557b.39c2c.4c5d4012@gitrepo.freebsd.org> Content-Language: en-US, de-DE From: Harry Schmalzbauer Organization: OmniLAN In-Reply-To: <6a54557b.39c2c.4c5d4012@gitrepo.freebsd.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 4jHV084t3Lz3FHP X-Spamd-Bar: / X-Spamd-Result: default: False [-0.30 / 15.00]; R_SPF_ALLOW(-0.20)[+mx]; MIME_GOOD(-0.10)[text/plain]; FROM_HAS_DN(0.00)[]; DMARC_NA(0.00)[omnilan.de]; RCPT_COUNT_TWO(0.00)[2]; RCVD_VIA_SMTP_AUTH(0.00)[]; ASN(0.00)[asn:16276, ipnet:2001:41d0::/32, country:FR]; ARC_NA(0.00)[]; HAS_ORG_HEADER(0.00)[]; TO_DN_SOME(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; MLMMJ_DEST(0.00)[dev-commits-src-all@FreeBSD.org]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DNSWL_BLOCKED(0.00)[217.91.127.234:received]; RCVD_TLS_LAST(0.00)[]; MIME_TRACE(0.00)[0:+] On 2026-07-13 05:03, Jessica Clarke wrote: > The branch main has been updated by jrtc27: > > URL: https://cgit.FreeBSD.org/src/commit/?id=f6ee1d20d36813e9906916f48cf06f44a2fd668d > > commit f6ee1d20d36813e9906916f48cf06f44a2fd668d > Author: Jessica Clarke > AuthorDate: 2026-07-13 03:03:03 +0000 > Commit: Jessica Clarke > CommitDate: 2026-07-13 03:03:03 +0000 > > kern_thread: Fix i386 p_emuldata KBI assertion > > On amd64 there was 4 bytes of padding between the 20-byte p_comm and > (for LP64) 8-byte p_sysent, so the addition of p_execblock just caused > that padding to be eaten up. However, on i386, there was no such > padding, and so the addition of p_execblock rippled through to > p_emuldata. > > Fixes: e1a84b7708c2 ("execve_block(): a mechanism for mutual exclusion with execve() on the process") Hello, I think this is a quiet important fix missing in stable/15 (15.2) - despite i386 isn't tier0 anymore. Could you please check and MFC? -harry