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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 01C1EC433EF for ; Tue, 10 May 2022 20:42:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231190AbiEJUmN (ORCPT ); Tue, 10 May 2022 16:42:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44364 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230182AbiEJUmM (ORCPT ); Tue, 10 May 2022 16:42:12 -0400 Received: from mail-oi1-x233.google.com (mail-oi1-x233.google.com [IPv6:2607:f8b0:4864:20::233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 994E0532D0 for ; Tue, 10 May 2022 13:42:09 -0700 (PDT) Received: by mail-oi1-x233.google.com with SMTP id w123so407805oiw.5 for ; Tue, 10 May 2022 13:42:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=VIAQOazJPjJfrZdIk0eSxwF2xbtTrMY68Mwjij7d8gE=; b=WCBx2+IfqAmZC8sXmKqzLtNc8sHWu8odkNtBLzkoy3C8snxpSkQIsZ5EaT/JcbeW1I FpzmywcEv1N9JRw3dvg2+UuJ4xV+7lQQ0JIaIYxyikEWF6w00JzdeN+kdA4G3t/oLd3j 7Gb11tLiEjhmT4XNI0DlsXRpz0g4De9qK8I1prbAHKcPD9eCnIn71VWnRY7BXX8LELRw ZVns+2/DAi4ZnhuYldcbuf/2foYJ9wKJqOAlZXWt2VoUqNuAHcdVrSSi9cLx9W3ovx6O /NiurRgWVIk1qXf81GsW296h7fzNIkmi8+vMcuMIKreliJjY4lUp6lxRG+zUrlRSSany 2QVQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=VIAQOazJPjJfrZdIk0eSxwF2xbtTrMY68Mwjij7d8gE=; b=QmgCxjnz1/q38ASHss6DD5UYT/c4Ug5vEalCL7tTUTmu/GHUJcqNjnvuWS5RQhnRKN wLjqkId2gEtT0I/DrA2Xb+hayfVu3bjVZDM+JrPi3SUawfHUgOaybBs2/yV7uZ3QqA3h vqDwsft3l+qgFMEEB0PMcZwmMYhpJCz1wDcjKQfiA1kWASk03jGokXYRfa2cjrrcR4zG 5S+N4t1RPkMyc0GkmpyfprmlJ4FZVBp7jaTyhlifCfLAaF5zGXWtLIZ0WSPPE/dDTbvR luZv13eANe5cd1qA5a3W8ILQUEU+lUZHcHvL4BKoHB19jbj97h1JNi+7JqaF9C4XqW47 IR1w== X-Gm-Message-State: AOAM531ptdgZw3P0ZFFWOONOrAglteKn1JCMB40HN62hhlibTTZDfqZ2 4bjqFuatg5a1SdYogsV092k5vuFoCdEQja0LIk4= X-Google-Smtp-Source: ABdhPJyiYvR8gCRPu/xnvVY/i7Ko/yIUH9sG0FYEQoYT5AaJrawyX4S+NkTMMg/TFQj6Z7EX1WGqeksfxdGAvinnHOU= X-Received: by 2002:a05:6808:f8e:b0:328:a601:a425 with SMTP id o14-20020a0568080f8e00b00328a601a425mr963626oiw.253.1652215328989; Tue, 10 May 2022 13:42:08 -0700 (PDT) MIME-Version: 1.0 References: <505081FC-4323-4424-87A9-89B95A89515D@suse.de> In-Reply-To: <505081FC-4323-4424-87A9-89B95A89515D@suse.de> From: Alex Deucher Date: Tue, 10 May 2022 16:41:57 -0400 Message-ID: Subject: Re: [BUG] Warning and NULL-ptr dereference in amdgpu driver with 5.18 To: =?UTF-8?B?SsO2cmcgUsO2ZGVs?= Cc: "Wentland, Harry" , "Siqueira, Rodrigo" , "Kazlauskas, Nicholas" , Alex Deucher , Christian Koenig , xinhui pan , David Airlie , Maling list - DRI developers , amd-gfx list , LKML Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 10, 2022 at 2:17 PM J=C3=B6rg R=C3=B6del wrot= e: > > > > Am 10.05.2022 um 17:31 schrieb Alex Deucher : > > > > On Tue, May 10, 2022 at 7:12 AM J=C3=B6rg R=C3=B6del = wrote: > >> > >> Gentle ping. This is a 5.18 regression and I also see it with > >> 5.18-rc6. Please let me know if you need anything else to debug. > >> > > > > Are you doing anything special when it happens? I.e., does it happen > > when the monitor is coming out of DPMS or something like that? > > > > Yes, it usually happens when I return to the machine and press some butto= n on the keyboard to get the screens enabled again. It doesn=E2=80=99t happ= en always, it seems to depend on how slow the monitors come out of power sa= ving mode. > Does setting amdgpu.runpm=3D0 on the kernel command line in grub help? If so, that should fixed with: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?= id=3Df95af4a9236695caed24fe6401256bb974e8f2a7 Alex > Regards, > > J=C3=B6rg R=C3=B6del > jroedel@suse.de > > SUSE Software Solutions Germany GmbH > Maxfeldstr. 5 > 90409 N=C3=BCrnberg > Germany > > (HRB 36809, AG N=C3=BCrnberg) > Gesch=C3=A4ftsf=C3=BChrer: Ivo Totev