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 X-Spam-Level: X-Spam-Status: No, score=-5.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C2334C3815B for ; Mon, 20 Apr 2020 15:30:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9E9D0206F6 for ; Mon, 20 Apr 2020 15:30:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="bp8Y7lB6" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728012AbgDTPaZ (ORCPT ); Mon, 20 Apr 2020 11:30:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58948 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725989AbgDTPaZ (ORCPT ); Mon, 20 Apr 2020 11:30:25 -0400 Received: from mail-wr1-x443.google.com (mail-wr1-x443.google.com [IPv6:2a00:1450:4864:20::443]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2DE43C061A0C for ; Mon, 20 Apr 2020 08:30:25 -0700 (PDT) Received: by mail-wr1-x443.google.com with SMTP id d17so12679697wrg.11 for ; Mon, 20 Apr 2020 08:30:25 -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=PD5DeOdqi6e0MkxPAfwdJyP3eDR+86tLjrIumXPzzT4=; b=bp8Y7lB6hXvn9JH54tFD2UDbpwmiblTLlKAIT3+DCmvZle1bg3aC3vYn1nqOyiR5OY HgL3OGsbeJva2GrenO/QQ9jEXf99AjvliEDPB66I7Q3lm0BMgokvt7k9nT4P1r6k8aCn 5PLeAowMTscry4PrfawUrthTM4pC+ndE/nZL5Zv9YlQ0cyO1KWbw11HmyXClk5QiMx+G 1A+0vJ5x/0My02ge4tzFk8os5rcxhHmpPqt88QASYX3j7OJFqLDkeX20CT4Ald8jIsYD jUITLIwrB69buHlkbfNn8nJX2dyIUQkrPgAK9AToP92RpJSZ0C5ftuPFuOyAtZ5ipn3C ralw== 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=PD5DeOdqi6e0MkxPAfwdJyP3eDR+86tLjrIumXPzzT4=; b=cycjovXNkZAFREZHfF8P6Vp73p+ajgVOURrWvVgN2izu/YqT1Y5aqjaca165+O4mC2 PG5oHR4wNEc56bXVNu4iEXdGa5MfZFZ4Sk0vnl/53WzSoGOIWoG/yliLeyfyml580vGt UZA9pl36U+WTtxtc65YWr324m+F0TwFdLmQZiLHIx6DKVXOxUaDa1Khiacvd9JiM+RC7 92IIWQZqrggFCPPhj+aJ29aOZWJw5ZF3TZ6wjZJV+I/Z/35BxOqCIFOPCEavSaAzkM7x 2gTmr6FfgGzX3ccBUsVbtcd8PfWvsidPwVPNxj2kdtMNLUJVbFYqaAahGkNtW3IkjzRG vgrQ== X-Gm-Message-State: AGi0PuYo3QkWjBSLLvJJElzJWHccAVhbICjXKJKHtxVSdXc2g+zrFNc+ OeRofkg+IPL8iLrwH5f7DesJDmxCYXeOWX26a+U= X-Google-Smtp-Source: APiQypJNVGW7y4CcAc7fYlBuLAQtsl07x5NtoSods0LPEQbSJ1ymdgu97+hTSGZ3nDodKZ90UfA1dTb1tUYmxNTUDzs= X-Received: by 2002:a5d:498d:: with SMTP id r13mr20138167wrq.374.1587396623955; Mon, 20 Apr 2020 08:30:23 -0700 (PDT) MIME-Version: 1.0 References: <4a9ae285-f126-c83b-b55f-36bd7a4403a0@gmail.com> In-Reply-To: From: Alex Deucher Date: Mon, 20 Apr 2020 11:30:12 -0400 Message-ID: Subject: Re: BUG: kernel NULL pointer dereference, address: 0000000000000026 after switching to 5.7 kernel To: Mikhail Gavrilov Cc: =?UTF-8?Q?Christian_K=C3=B6nig?= , "Grodzovsky, Andrey" , "Russell, Kent" , dri-devel , amd-gfx list , Linux List Kernel Mailing 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 Sat, Apr 18, 2020 at 7:13 AM Mikhail Gavrilov wrote: > > On Sat, 11 Apr 2020 at 14:56, Christian K=C3=B6nig > wrote: > > > > Yeah, that is a known issue. > > > > You could try the attached patch, but please be aware that it is not > > even compile tested because of the Easter holidays here. > > > > Looks good to me, so it's pity that this patch did not exist in the > pull request https://patchwork.kernel.org/patch/11492083/ It should show up in the next drm-misc PR: https://cgit.freedesktop.org/drm/drm-misc/commit/?h=3Ddrm-misc-fixes&id=3D8= 623b5255ae7ccaf276aac3920787bf575fa6b37 Alex > > -- > Best Regards, > Mike Gavrilov. > _______________________________________________ > amd-gfx mailing list > amd-gfx@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx