From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E2CB3D1CDC6 for ; Tue, 9 Dec 2025 13:33:41 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D2CAB10E59A; Tue, 9 Dec 2025 13:33:40 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="imJbbpqk"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.16]) by gabe.freedesktop.org (Postfix) with ESMTPS id CE96910E599; Tue, 9 Dec 2025 13:33:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1765287220; x=1796823220; h=from:to:subject:in-reply-to:references:date:message-id: mime-version; bh=7X4nFWXutsaNJF+/VYoIx12NbqDzMEhvx97L/+O1U/w=; b=imJbbpqkO+oWDO/HYDU8SM+UJmslk8I0lY40pLiUJfORyJ61UJ4WwzkK ux8RVXe4zc6v4QaTcXUS9bD13dJUm4IzbuoDq060bxtK41NHx4HVt+IGG RgBRpkawrEOfXSI3ELIxbGWGMp2VO2ev0F5G3+YA9HHy0QdY+qT9bY23Y /b63nFkPjlxcxTcGI1MB9INhg62s/Mh6JLah+vPKRXSBVpyuyT9y4DcGn LMV6DBsn4IEoGG8RXhuQ2oBy7XTZXTl1U+OjGrX8taZRkOgn7Hq96/mpH Za9Y8elTBIL0tn36z+GSxRQ6GAYZ+KXrKpLDtxcHBYArVaejh7lzy5zmZ g==; X-CSE-ConnectionGUID: fIe+lG/URIqIHXoXTN3b/Q== X-CSE-MsgGUID: fEBjwn+TS8KnuILhJ9rG1Q== X-IronPort-AV: E=McAfee;i="6800,10657,11637"; a="67409799" X-IronPort-AV: E=Sophos;i="6.20,261,1758610800"; d="scan'208";a="67409799" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Dec 2025 05:33:40 -0800 X-CSE-ConnectionGUID: b5Bwr++CRTW+HAnoKFbmEg== X-CSE-MsgGUID: U3UGsacKTyG4xPF2KCvrUg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,261,1758610800"; d="scan'208";a="201335834" Received: from mwiniars-mobl.ger.corp.intel.com (HELO localhost) ([10.245.246.154]) by orviesa005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Dec 2025 05:33:37 -0800 From: Jani Nikula To: Norbert Lange , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , David Airlie , Simona Vetter , "intel-gfx@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" , "linux-kernel@vger.kernel.org" Subject: Re: PROBLEM: i915 leaks DP connector with static kernel In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: Date: Tue, 09 Dec 2025 15:33:33 +0200 Message-ID: MIME-Version: 1.0 Content-Type: text/plain X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Tue, 09 Dec 2025, Norbert Lange wrote: > Hello, I am building upstream 6.18 as static kernel, and booting a > initramfs with the needed firmware. > > The relevant files are attached, BUG occurs as soon as the i915 module > is initialized, > the attached Monitor just stays blank. > Errors start with: > > [ 0.320330] i915 0000:00:02.0: [drm] Found broxton (device ID 5a85) > integrated display version 9.00 stepping E0 > [ 0.326984] i915 0000:00:02.0: [drm] CI tainted: 0x9 by > intel_gt_init (drivers/gpu/drm/i915/gt/intel_gt.c:766) > [ 0.799141] Freeing initrd memory: 28320K > [ 0.799636] i915 0000:00:02.0: [drm] Finished loading DMC firmware > i915/bxt_dmc_ver1_07.bin (v1.7) > [ 0.799782] ------------[ cut here ]------------ > [ 0.799788] WARNING: CPU: 2 PID: 1 at > drivers/gpu/drm/drm_mode_config.c:537 drm_mode_config_cleanup > (drivers/gpu/drm/drm_mode_config.c:537 (discriminator 1)) > [ 0.799806] CPU: 2 UID: 0 PID: 1 Comm: swapper/0 Tainted: G > W 6.18.0-static #1 PREEMPT(none) > [ 0.799815] Tainted: [W]=WARN > [ 0.799819] Hardware name: TQ-Group TQMxE39M/cgb-800--.00, BIOS > 5.12.30.28.22 09/30/2019 > [ 0.799823] RIP: 0010:drm_mode_config_cleanup > (drivers/gpu/drm/drm_mode_config.c:537 (discriminator 1)) > [ 0.799832] Code: 00 eb e8 48 89 ef e8 16 c4 fe ff 48 8d bb 70 02 > 00 00 e8 ca 14 b5 ff 48 8b 93 58 02 00 00 48 8d 83 58 02 00 00 48 39 > c2 74 34 <0f> 0b 48 89 ee 48 89 df e8 7a ac fe ff 48 89 ef e8 42 c4 fe > ff 48 The problem occurs earlier but there are no logs for that. Please file a bug as described at [1]. BR, Jani. [1] https://drm.pages.freedesktop.org/intel-docs/how-to-file-i915-bugs.html -- Jani Nikula, Intel