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 30D5AC433F5 for ; Mon, 9 May 2022 09:15:46 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 41DA710E816; Mon, 9 May 2022 09:15:43 +0000 (UTC) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id F18AB10E816; Mon, 9 May 2022 09:15:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1652087742; x=1683623742; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=hhUDxYirHmmHQrnUPYNLx4esvYuig8zehpJG38IHljA=; b=D1wtdkaMUmthJxQmtmIO4YZ+vrr4TC2vFq8Xr9VUyNR1u5Y8a9Ei7LGi MgsvwK3CJ2qygtqWRQp1isygjwylSr2oYIQ+0snyqDC7ZZ22SVRX4j1qz abXStE4D9PtFfclhmHaenQ61CFhh/iRF+V2cT0TuN1sCU7EHlzZAKvsu5 UrbD/pspu/X8KRsOMYqQdhkZkmyvHRO0KyRGvmQP76Ip544pWI/V/XndT 4QJGbQ2Me4h16Lhm1kJd5ANerOj9QSklKmnTCNdG1CQRkUCD6zw3xdfCl v+OSiUQQ+BtuMKyqHjYYx68dSgx+xpBbsagqlaN5wNyMT3oy+iPTRzdcR Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10341"; a="268653241" X-IronPort-AV: E=Sophos;i="5.91,210,1647327600"; d="scan'208";a="268653241" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 May 2022 02:15:41 -0700 X-IronPort-AV: E=Sophos;i="5.91,210,1647327600"; d="scan'208";a="519128729" Received: from oanderso-mobl1.ger.corp.intel.com (HELO [10.213.217.157]) ([10.213.217.157]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 May 2022 02:15:39 -0700 Message-ID: <7e6540c1-b9d5-eb47-f4b5-4e3d8dd4089a@linux.intel.com> Date: Mon, 9 May 2022 10:15:37 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.1 Subject: Re: [5.18 regression] drm/i915 BYT rendering broken due to "Remove short-term pins from execbuf, v6" Content-Language: en-US To: Hans de Goede , Maarten Lankhorst , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi References: <1366349e-f96a-3f2c-3094-f5cd1a6fa31f@redhat.com> From: Tvrtko Ursulin Organization: Intel Corporation UK Plc In-Reply-To: <1366349e-f96a-3f2c-3094-f5cd1a6fa31f@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit 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: , Cc: intel-gfx , "regressions@lists.linux.dev" , "dri-devel@lists.freedesktop.org" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On 08/05/2022 15:38, Hans de Goede wrote: > Hi All, > > When running a 5.18-rc4 (and -rc5) kernel on a Chuwi Hi 8, which is > a Bay Trail based tablet with 2G RAM and a 1200x1920 DSI panel. > I noticed that gnome-shell was misrendering. Many UI elements were > missing (they were all black) and at the gdm login screen (which is > a special gnome-shell session) the screen often was entirely black > until I move the cursor around and then various things got > highlighted after which they sometimes stuck around and sometimes > they disappeared again after the highlight. > > Since this problem does not happen with various 5.17.y kernels I > believe that this is a kernel regression in 5.18. I've bisected this > and the bisect points to: > > commit b5cfe6f7a6e1 ("drm/i915: Remove short-term pins from execbuf, v6.") > > from Maarten. This commit cleanly reverts on top of 5.18-rc5 and > I can confirm that 5.18-rc5 with b5cfe6f7a6e1 reverted fixes things. > > I would be more then happy to test any possible fixes for this. For reference the same commit was identified for a GM45 regression here: https://gitlab.freedesktop.org/drm/intel/-/issues/5806 Regards, Tvrtko 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 0B38EC433F5 for ; Mon, 9 May 2022 09:15:44 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6F70210E82E; Mon, 9 May 2022 09:15:43 +0000 (UTC) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id F18AB10E816; Mon, 9 May 2022 09:15:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1652087742; x=1683623742; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=hhUDxYirHmmHQrnUPYNLx4esvYuig8zehpJG38IHljA=; b=D1wtdkaMUmthJxQmtmIO4YZ+vrr4TC2vFq8Xr9VUyNR1u5Y8a9Ei7LGi MgsvwK3CJ2qygtqWRQp1isygjwylSr2oYIQ+0snyqDC7ZZ22SVRX4j1qz abXStE4D9PtFfclhmHaenQ61CFhh/iRF+V2cT0TuN1sCU7EHlzZAKvsu5 UrbD/pspu/X8KRsOMYqQdhkZkmyvHRO0KyRGvmQP76Ip544pWI/V/XndT 4QJGbQ2Me4h16Lhm1kJd5ANerOj9QSklKmnTCNdG1CQRkUCD6zw3xdfCl v+OSiUQQ+BtuMKyqHjYYx68dSgx+xpBbsagqlaN5wNyMT3oy+iPTRzdcR Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10341"; a="268653241" X-IronPort-AV: E=Sophos;i="5.91,210,1647327600"; d="scan'208";a="268653241" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 May 2022 02:15:41 -0700 X-IronPort-AV: E=Sophos;i="5.91,210,1647327600"; d="scan'208";a="519128729" Received: from oanderso-mobl1.ger.corp.intel.com (HELO [10.213.217.157]) ([10.213.217.157]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 May 2022 02:15:39 -0700 Message-ID: <7e6540c1-b9d5-eb47-f4b5-4e3d8dd4089a@linux.intel.com> Date: Mon, 9 May 2022 10:15:37 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.1 Content-Language: en-US To: Hans de Goede , Maarten Lankhorst , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi References: <1366349e-f96a-3f2c-3094-f5cd1a6fa31f@redhat.com> From: Tvrtko Ursulin Organization: Intel Corporation UK Plc In-Reply-To: <1366349e-f96a-3f2c-3094-f5cd1a6fa31f@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Intel-gfx] [5.18 regression] drm/i915 BYT rendering broken due to "Remove short-term pins from execbuf, v6" X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx , "regressions@lists.linux.dev" , "dri-devel@lists.freedesktop.org" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On 08/05/2022 15:38, Hans de Goede wrote: > Hi All, > > When running a 5.18-rc4 (and -rc5) kernel on a Chuwi Hi 8, which is > a Bay Trail based tablet with 2G RAM and a 1200x1920 DSI panel. > I noticed that gnome-shell was misrendering. Many UI elements were > missing (they were all black) and at the gdm login screen (which is > a special gnome-shell session) the screen often was entirely black > until I move the cursor around and then various things got > highlighted after which they sometimes stuck around and sometimes > they disappeared again after the highlight. > > Since this problem does not happen with various 5.17.y kernels I > believe that this is a kernel regression in 5.18. I've bisected this > and the bisect points to: > > commit b5cfe6f7a6e1 ("drm/i915: Remove short-term pins from execbuf, v6.") > > from Maarten. This commit cleanly reverts on top of 5.18-rc5 and > I can confirm that 5.18-rc5 with b5cfe6f7a6e1 reverted fixes things. > > I would be more then happy to test any possible fixes for this. For reference the same commit was identified for a GM45 regression here: https://gitlab.freedesktop.org/drm/intel/-/issues/5806 Regards, Tvrtko From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3AECB7B for ; Mon, 9 May 2022 09:15:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1652087742; x=1683623742; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=hhUDxYirHmmHQrnUPYNLx4esvYuig8zehpJG38IHljA=; b=D1wtdkaMUmthJxQmtmIO4YZ+vrr4TC2vFq8Xr9VUyNR1u5Y8a9Ei7LGi MgsvwK3CJ2qygtqWRQp1isygjwylSr2oYIQ+0snyqDC7ZZ22SVRX4j1qz abXStE4D9PtFfclhmHaenQ61CFhh/iRF+V2cT0TuN1sCU7EHlzZAKvsu5 UrbD/pspu/X8KRsOMYqQdhkZkmyvHRO0KyRGvmQP76Ip544pWI/V/XndT 4QJGbQ2Me4h16Lhm1kJd5ANerOj9QSklKmnTCNdG1CQRkUCD6zw3xdfCl v+OSiUQQ+BtuMKyqHjYYx68dSgx+xpBbsagqlaN5wNyMT3oy+iPTRzdcR Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10341"; a="355420829" X-IronPort-AV: E=Sophos;i="5.91,210,1647327600"; d="scan'208";a="355420829" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 May 2022 02:15:41 -0700 X-IronPort-AV: E=Sophos;i="5.91,210,1647327600"; d="scan'208";a="519128729" Received: from oanderso-mobl1.ger.corp.intel.com (HELO [10.213.217.157]) ([10.213.217.157]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 May 2022 02:15:39 -0700 Message-ID: <7e6540c1-b9d5-eb47-f4b5-4e3d8dd4089a@linux.intel.com> Date: Mon, 9 May 2022 10:15:37 +0100 Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.1 Subject: Re: [5.18 regression] drm/i915 BYT rendering broken due to "Remove short-term pins from execbuf, v6" Content-Language: en-US To: Hans de Goede , Maarten Lankhorst , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi Cc: "regressions@lists.linux.dev" , intel-gfx , "dri-devel@lists.freedesktop.org" References: <1366349e-f96a-3f2c-3094-f5cd1a6fa31f@redhat.com> From: Tvrtko Ursulin Organization: Intel Corporation UK Plc In-Reply-To: <1366349e-f96a-3f2c-3094-f5cd1a6fa31f@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 08/05/2022 15:38, Hans de Goede wrote: > Hi All, > > When running a 5.18-rc4 (and -rc5) kernel on a Chuwi Hi 8, which is > a Bay Trail based tablet with 2G RAM and a 1200x1920 DSI panel. > I noticed that gnome-shell was misrendering. Many UI elements were > missing (they were all black) and at the gdm login screen (which is > a special gnome-shell session) the screen often was entirely black > until I move the cursor around and then various things got > highlighted after which they sometimes stuck around and sometimes > they disappeared again after the highlight. > > Since this problem does not happen with various 5.17.y kernels I > believe that this is a kernel regression in 5.18. I've bisected this > and the bisect points to: > > commit b5cfe6f7a6e1 ("drm/i915: Remove short-term pins from execbuf, v6.") > > from Maarten. This commit cleanly reverts on top of 5.18-rc5 and > I can confirm that 5.18-rc5 with b5cfe6f7a6e1 reverted fixes things. > > I would be more then happy to test any possible fixes for this. For reference the same commit was identified for a GM45 regression here: https://gitlab.freedesktop.org/drm/intel/-/issues/5806 Regards, Tvrtko