From nobody Thu Jun 05 15:04:16 2025 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 4bCnmB0vqtz5xwwt for ; Thu, 05 Jun 2025 15:04:26 +0000 (UTC) (envelope-from kargls@comcast.net) Received: from resqmta-a2p-658916.sys.comcast.net (resqmta-a2p-658916.sys.comcast.net [IPv6:2001:558:fd01:2bb4::2]) (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) by mx1.freebsd.org (Postfix) with ESMTPS id 4bCnm85pWbz3vZ3 for ; Thu, 05 Jun 2025 15:04:24 +0000 (UTC) (envelope-from kargls@comcast.net) Authentication-Results: mx1.freebsd.org; dkim=pass header.d=comcast.net header.s=20190202a header.b="d0u/6l0I"; spf=pass (mx1.freebsd.org: domain of kargls@comcast.net designates 2001:558:fd01:2bb4::2 as permitted sender) smtp.mailfrom=kargls@comcast.net; dmarc=pass (policy=reject) header.from=comcast.net Received: from resomta-a2p-646964.sys.comcast.net ([96.103.145.236]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 256/256 bits) (Client did not present a certificate) by resqmta-a2p-658916.sys.comcast.net with ESMTPS id N9ZiuH9mvdNMZNC8fuHygV; Thu, 05 Jun 2025 15:04:17 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=comcast.net; s=20190202a; t=1749135858; bh=/PRJPWf0oIChxAW7WVxFFPI04gG+Kp/Pg6v5etLq7P4=; h=Received:Received:Message-ID:Date:MIME-Version:Subject:To:From: Content-Type:Xfinity-Spam-Result; b=d0u/6l0IEMyrmmPvtXyFDK94APPLZZbvPsjyWbL2JiMNcw0hicYVDsvkqWBLBQeBS 0cewQBFx9KnrgTtTwCzPpQk1/co15iI564m1wjcGQct8oo1rNsEo6IVhoGSUl1lbu2 i+r03Qp72kVx1uhDKBP89Qc+FzBVDxdxABUAkKXKp+uH/WGSwnRGMzC/hAoYs7BZAc v/7CqvzzyPpUBxmymGUFoh4oGlewPviawPkm7TOMYS0WFisVOywVPEaLM3EKkzNqHM pA5vjHIwlPpGMpafzCetMiIO+6WFJZIuz7Qskt+Bv7nr49Sh72YoQudfzP3EcFGitA ofxZgB4T3ij1A== Received: from [10.0.0.30] ([73.83.213.54]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 256/256 bits) (Client did not present a certificate) by resomta-a2p-646964.sys.comcast.net with ESMTPSA id NC8eu5e51xoAVNC8fuZRov; Thu, 05 Jun 2025 15:04:17 +0000 Message-ID: <1b756512-ef7c-4fd0-aaaa-9de5298b57ff@comcast.net> Date: Thu, 5 Jun 2025 08:04:16 -0700 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 User-Agent: Mozilla Thunderbird Subject: Re: drm panic after new world To: freebsd-current@freebsd.org References: <4699f48c-f042-46fe-8f9a-419e86d51f58@comcast.net> <8605cb6d-4121-4733-bc5f-c66c6358ea04@comcast.net> Content-Language: en-US From: Steve Kargl In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-CMAE-Envelope: MS4xfOUCj7ZezrJTYABh8zRS/PnkUgtXe61F4woy5CamCmy/emO6RByPZHhD4duzGVBcR/xhWJ5sUm4PH7v3D7R+ceofsFUpHVwkyZLGL8ZNr34lym4sbkf/ MFKlg0h8WhVWZYJcDz1749Sy+d1ge45HnK3uUsVm82KsqAnsZj0n0r2Q8M4z107QXHPqRdVkpMqrYg== X-Spamd-Result: default: False [3.96 / 15.00]; HFILTER_HELO_5(3.00)[resqmta-a2p-658916.sys.comcast.net]; NEURAL_SPAM_LONG(1.00)[0.998]; NEURAL_SPAM_MEDIUM(0.80)[0.801]; DMARC_POLICY_ALLOW(-0.50)[comcast.net,reject]; R_DKIM_ALLOW(-0.20)[comcast.net:s=20190202a]; R_SPF_ALLOW(-0.20)[+ip6:2001:558:fd01:2bb4::/64]; NEURAL_SPAM_SHORT(0.16)[0.158]; MIME_GOOD(-0.10)[text/plain]; FREEMAIL_FROM(0.00)[comcast.net]; DWL_DNSWL_NONE(0.00)[comcast.net:dkim]; RCVD_VIA_SMTP_AUTH(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:7922, ipnet:2001:558::/29, country:US]; ARC_NA(0.00)[]; MLMMJ_DEST(0.00)[freebsd-current@freebsd.org]; FREEMAIL_ENVFROM(0.00)[comcast.net]; RCVD_TLS_ALL(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; TO_DN_NONE(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DKIM_TRACE(0.00)[comcast.net:+] X-Rspamd-Queue-Id: 4bCnm85pWbz3vZ3 X-Spamd-Bar: +++ On 6/5/25 01:22, Bjoern A. Zeeb wrote: > On Wed, 4 Jun 2025, Steve Kargl wrote: > >> On 6/4/25 13:11, Steve Kargl wrote: >>> On Tue, Jun 03, 2025 at 06:45:31PM -0700, Steve Kargl wrote: >>> >>> I was able to rebuild world/kernel for a 2025-04-15 >>> src/ (aka adc33d3288) and rebuilt drm-515-kmod and >>> gpu-firmware.  The system boots and I can kldload >>> radeonkmd.ko.  startx brings up the expected desktop. >>> >>> Onward to src/ from 2025-05-01 (aka 8d136fb027). >>> >> >> The problem appears between adc33d3288 and >> 8d136fb027.  There are a few commits in this >> range that change the linuxkpi. > > Sorting away wireless changes from sys/compat/..  here's what's left: > > % git log --oneline adc33d3288..8d136fb027 sys/compat/ | grep -v 802.11 > | grep -v skbuff | grep -v wsum | grep -v ASMEDIA > 325aa4dbd10d linuxkpi: Introduce a properly typed jiffies        << > jiffies changed to proper type > 8b51cd07f69e LinuxKPI: define time64_t                    << new typedef > 28efbf9d2f67 LinuxKPI: add dummy header file linux/unaligned.h        << > empty header file > e29d72ac3ddd LinuxKPI: pci: add pci_info()                << new macro > for logging > f94d7319540b LinuxKPI: sysfs: implement sysfs_match_string()        << > new macro/func > 6841b9987e83 LinuxKPI: add container_of_const()                << new macro > 69880fede78f LinuxKPI: extend struct and enum for leds            << LED > additions to struct/enum (unused) > 059136a95aca LinuxKPI: add cleanup.h to mutex.h                << > #include added > 15581af7c2d3 exec: Remove parameter 'segflg' from exec_copyin_args() > << linuxolator > 97f3a1565d88 linuxkpi: use iterator in zap_vma_ptes            << VM > > > On a known good version, did you go twice through the dump_stack() as > well according to dmesg?  Would give another hint if we now hit > that resume path for other reasons maybe? I forgot to check for the dump_stack() output. As I iterate over the above list of hash tags, I make a note. I suspect that one these has uncovered a latent bug in drm. -- steve