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[66.158.151.252]) by smtp.gmail.com with ESMTPSA id w21-20020a05620a445500b006fa4ac86bfbsm6754677qkp.55.2022.11.27.09.04.08 for <59361@debbugs.gnu.org> (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 27 Nov 2022 09:04:08 -0800 (PST) From: Maxim Cournoyer References: <87h6yw463e.fsf@gmail.com> <87h6yt3foi.fsf@gmail.com> Date: Sun, 27 Nov 2022 12:04:07 -0500 In-Reply-To: <87h6yt3foi.fsf@gmail.com> (Maxim Cournoyer's message of "Sun, 20 Nov 2022 08:42:53 -0500") Message-ID: <87y1rwpbw8.fsf@gmail.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guix@gnu.org List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guix-bounces+larch=yhetil.org@gnu.org Sender: bug-guix-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: US ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1669568739; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type:resent-cc:resent-from:resent-sender: resent-message-id:in-reply-to:in-reply-to:references:references: list-id:list-help:list-unsubscribe:list-subscribe:list-post: dkim-signature; bh=8DLpunwhdpCGre50kSo3J37cheU2qjTPRh8abN+pr6o=; b=lRu32i5Tyr/HwPe90GCZt+FkQ6neKflia1soEjKOr/CNc9JCuIcIsMwXoEHWS+cTHxgDiw /eNIfTJCWdrmS0epM+mN5p3I0jQwjSrm3LF6rk0yskMLHyxAROl43+MDR2bRpCuszXd8ZD EHA6gHkhKtgAfJHjxIutdlzCW2JT2AJgkPbTZkzUxEo5YjeEX8X1QM9sGRtQBWLuij0MIJ BFiIaybam3etYO0dCf2F/wBnu+oBTCtUEmL5wSOTTa15vgMoqAdbxSQ+NRzOjWOOSLGvTD iOFElKaTmFXzFHxNMfKnMnGuo4n65xgVEmZIJaUo1QkHsqgDq9PKwidQusBGtA== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1669568739; a=rsa-sha256; cv=none; b=dJfocq4kR5S9lxrct581ormEe58S+6YLxF+6iu/6WeM02CAU3Eeb6Gyre59UYOMIggI7zF wSizCtpV4g0f0I/CpQlhrLODq1aOrHqNgZkGmPRi3V6AP3fUUiDkj/9NLVFRXFF8bA0tVK EdzHUxJFBWDJjhkQS23j7jVF/2rNwpmQFC7l/SS8psLGcjTzf60GywPCa43ruzaqpMERkj UOrDMbTW+3v3Ds8k38zibH2SuP3HzR4YBy8fa3W2IT17U5lszQYOpRFJhmtXRCCETcWATx UJ+7+w+agk4iyhpVKoWEHDFdXkUuH8uKaOfD3OvXegx1pjZGkM0DkW3aYfiJsw== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=gmail.com header.s=20210112 header.b=jqU1qRX7; dmarc=fail reason="SPF not aligned (relaxed)" header.from=gmail.com (policy=none); spf=pass (aspmx1.migadu.com: domain of "bug-guix-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="bug-guix-bounces+larch=yhetil.org@gnu.org" X-Migadu-Spam-Score: 6.04 Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=gmail.com header.s=20210112 header.b=jqU1qRX7; dmarc=fail reason="SPF not aligned (relaxed)" header.from=gmail.com (policy=none); spf=pass (aspmx1.migadu.com: domain of "bug-guix-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="bug-guix-bounces+larch=yhetil.org@gnu.org" X-Migadu-Queue-Id: 0759435C53 X-Spam-Score: 6.04 X-Migadu-Scanner: scn1.migadu.com X-TUID: KfuNVgsOxtxP Hi, Maxim Cournoyer writes: > Hello, > > Maxim Cournoyer writes: > >> Hi, >> >> When booting my Guix System with linux-libre 6.0.8, nouveau silently >> fails to render OpenGL. It includes symptoms such as: >> >> 1. Getting stuck on the GDM screen, which makes use of OpenGL >> 2. Not being able to use Qt5 or Qt6 applications, which renders via >> OpenGL. >> 3. the 'glxgears' program from mesa-utils displays frozen gears (not >> turning) >> >> My graphic card is an old nvidia 8800 GTS with 640 MiB of video RAM. >> >> Workaround: Adding the '(kernel linux-libre-5.15)' to my OS definition >> fixes it. > > Now reported upstream at > https://gitlab.freedesktop.org/drm/nouveau/-/issues/192. The commit that regressed was found via git bisect, by using the following in my system configuration: --8<---------------cut here---------------start------------->8--- modified guix/hurd.scm @@ -1,6 +1,7 @@ (use-modules (gnu) + (guix git) (guix modules) (guix store) (srfi srfi-1) @@ -98,6 +99,21 @@ +(define make-linux-libre* (@@ (gnu packages linux) make-linux-libre*)) + +(define (linux-source commit) + (git-checkout + (url "file:///home/maxim/src/linux") + (commit commit))) + +(define %linux-commit "889fcbe949bdd8470931a90b91f273ca18c510c1") + +(define-public %linux-kernel + (make-linux-libre* "5.19" "0" (linux-source %linux-commit) '("x86_64-linux") + #:configuration-file (@@ (gnu packages linux) kernel-config) + #:extra-version "stock" + #:build-doc? #f)) + (define %mapped-devices (list (mapped-device --8<---------------cut here---------------end--------------->8--- And changing the value of %linux-commit for each git bisect. The original git-checkout clone took forever (multiple hours), but after the initial clone done, each kernel build took about 20 minutes on a fast machine. The offending Linux commit is 889fcbe949bdd8470931a90b91f273ca18c510c1 [0] [0] https://gitlab.freedesktop.org/drm/nouveau/-/commit/889fcbe949bdd8470931a90b91f273ca18c510c1 -- Thanks, Maxim