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[23.128.96.18]) by mx.google.com with ESMTP id gg16si5376819ejb.310.2020.04.14.08.40.30; Tue, 14 Apr 2020 08:40:53 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=doeIn3Si; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2502582AbgDNNIG (ORCPT + 99 others); Tue, 14 Apr 2020 09:08:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53858 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730314AbgDNNIC (ORCPT ); Tue, 14 Apr 2020 09:08:02 -0400 Received: from mail-wm1-x343.google.com (mail-wm1-x343.google.com [IPv6:2a00:1450:4864:20::343]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A3E57C061A0C; Tue, 14 Apr 2020 06:08:01 -0700 (PDT) Received: by mail-wm1-x343.google.com with SMTP id h2so12882097wmb.4; Tue, 14 Apr 2020 06:08:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=NTg88EBEg4qOXVBL74JDWDn01n0VKUHWmo8g8ottwjk=; b=doeIn3Si97S/MngUsuOx9N4xLfiWQ81AHOxJsgpJhSAaWdJ2Vx25UzrTmv1oMFjUT5 2QrtYy8fiNH4Kn3zuur6CtddJ+sA9PjIDuvapuo+7hezmgeX1gCLq8q/cvM0dqtWRJ+s RRbl7AO5mYAqbZIYfFOfsLhszvuoM1XdzCh6gHiYb2MIgUpFnlvCr3wmp+TG3kxnoWi2 KTfOQAqt+s4VSLVL7pdljX4nIVsSCXJW1iUCV2XueyHuhYle+s3TZXZVNctwVQ/UWr18 WrkPmWYC/UlioNHys+m0chulDlp4tIJTjsliPfReuZdcpT6juGkIrPquN6zRthwd3wzu 0ZSA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=NTg88EBEg4qOXVBL74JDWDn01n0VKUHWmo8g8ottwjk=; b=kfmPpT/MOie0nZYLux8VUwp+gTfDh681xjPGEzrFoKV9KZOCzHAEmEpLaQXTa2NP50 /gkQnzkL2QSH33IP6DUpt5Th8tiLlsBX2oVlzOhd6Jr9DZwfMgY5ZS1ypMxOhmPyEjjG qy7S8X638prKM3gg+8Q5ilm+DCn3X0KQ85DXR7FOyd8KKSaQ3br8MFUBZVkIzRNJ4Zh3 wFaLnqKZQvE+2g3jxlGI9gElg9G90Bbt5SAA/5Ri7qlgjMM3zakwI+9pIdb6Gn3JcDNw /sYLAXVWPBhM+NKcSG7OEhdiHn2KMuhn/G5fECeOhKY2sCFaIedWOfmoaLHqtvX/0pFg aupA== X-Gm-Message-State: AGi0Pub/NVKjxacGwySPhgQsoKhj0S8OXxnu/Yd4Wb2hpUUuC+xJ5o7W o/720RD1VLGPLbL3SgZnau6Sc92Y1yFlhKudm3I= X-Received: by 2002:a7b:cc8e:: with SMTP id p14mr23079662wma.70.1586869680226; Tue, 14 Apr 2020 06:08:00 -0700 (PDT) MIME-Version: 1.0 References: <20200414082150.GD4149624@kroah.com> In-Reply-To: <20200414082150.GD4149624@kroah.com> From: Alex Deucher Date: Tue, 14 Apr 2020 09:07:49 -0400 Message-ID: Subject: Re: [regression 5.7-rc1] System does not power off, just halts To: Greg KH Cc: Paul Menzel , Prike Liang , Alex Deucher , regressions@leemhuis.info, David Airlie , Maling list - DRI developers , X86 ML , LKML , "for 3.8" , Huang Rui , amd-gfx list , Daniel Vetter , Mengbing Wang Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 14, 2020 at 4:21 AM Greg KH wrote: > > On Mon, Apr 13, 2020 at 01:48:58PM -0400, Alex Deucher wrote: > > On Mon, Apr 13, 2020 at 1:47 PM Paul Menzel wro= te: > > > > > > Dear Prike, dear Alex, dear Linux folks, > > > > > > > > > Am 13.04.20 um 10:44 schrieb Paul Menzel: > > > > > > > A regression between causes a system with the AMD board MSI B350M M= ORTAR > > > > (MS-7A37) with an AMD Ryzen 3 2200G not to power off any more but j= ust > > > > to halt. > > > > > > > > The regression is introduced in 9ebe5422ad6c..b032227c6293. I am in= the > > > > process to bisect this, but maybe somebody already has an idea. > > > > > > I found the Easter egg: > > > > > > > commit 487eca11a321ef33bcf4ca5adb3c0c4954db1b58 > > > > Author: Prike Liang > > > > Date: Tue Apr 7 20:21:26 2020 +0800 > > > > > > > > drm/amdgpu: fix gfx hang during suspend with video playback (v2= ) > > > > > > > > The system will be hang up during S3 suspend because of SMU is = pending > > > > for GC not respose the register CP_HQD_ACTIVE access request.Th= is issue > > > > root cause of accessing the GC register under enter GFX CGGPG a= nd can > > > > be fixed by disable GFX CGPG before perform suspend. > > > > > > > > v2: Use disable the GFX CGPG instead of RLC safe mode guard. > > > > > > > > Signed-off-by: Prike Liang > > > > Tested-by: Mengbing Wang > > > > Reviewed-by: Huang Rui > > > > Signed-off-by: Alex Deucher > > > > Cc: stable@vger.kernel.org > > > > > > It reverts cleanly on top of 5.7-rc1, and this fixes the issue. > > > > > > Greg, please do not apply this to the stable series. The commit messa= ge > > > doesn=E2=80=99t even reference a issue/bug report, and doesn=E2=80=99= t give a detailed > > > problem description. What system is it? > > > > > > Dave, Alex, how to proceed? Revert? I created issue 1094 [1]. > > > > Already fixed: > > https://patchwork.freedesktop.org/patch/361195/ > > Any reason that doesn't have a cc: stable tag on it? > > And is it committed to any tree at the moment? It's going out in my -fixes pull this week with a stable tag. Alex > > thanks, > > greg k-h