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[2620:137:e000::1:20]) by mx.google.com with ESMTP id x13-20020a17090ab00d00b0020a6dcc726asi5616141pjq.50.2022.10.06.14.00.26; Thu, 06 Oct 2022 14:00:51 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=FT8jddiK; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 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 S231794AbiJFUOT (ORCPT + 99 others); Thu, 6 Oct 2022 16:14:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34482 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231382AbiJFUOP (ORCPT ); Thu, 6 Oct 2022 16:14:15 -0400 Received: from mail-oa1-x2f.google.com (mail-oa1-x2f.google.com [IPv6:2001:4860:4864:20::2f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 16A3FC6978 for ; Thu, 6 Oct 2022 13:14:14 -0700 (PDT) Received: by mail-oa1-x2f.google.com with SMTP id 586e51a60fabf-1324e7a1284so3453644fac.10 for ; Thu, 06 Oct 2022 13:14:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=LG5s7nbKTfHu5COP1QJvyeZv9l1qYTKLfGC/UV14PKk=; b=FT8jddiKZ/7hF9TxFucIVcyaA16ujYVO3dQv9YaW+7B5bMaN4nXWeK/7WZCA/gUQWS HKtQsJSGZT3kh3GPFl4gKcGPKW8loaE/0sZp1q93mD3ilQ2SgkyIevV0KEH8P85AAFQO Y6RzfJf6uTPgrhict9EuYcMyb1FrE3Tdq3RMDyhLNtmU1SHF4v9S+k4k/hTOKBQhwqAl IhOpwkPdC8VR4o5LxvlEqha+nNM/uJxr1o0wHfzUSRPxd97HYQhhx6F8SkmpcSgD7iB1 q9qxKt1i0jsnNoZYTqXW4k0dMp4a52JupHZfKiRaNCFYkx9P8GPcDN/ePz5U8T6yVuii r9Aw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=LG5s7nbKTfHu5COP1QJvyeZv9l1qYTKLfGC/UV14PKk=; b=2qG0BcvhERHS84g8/e2YLCFLlEeRWW0mCJY3YYs5lpaRIEIxafTV+664cTk4Ns5B8g y4Nd2ycLEqYc/qO4Ejq6zUQS1pO3bZXABwBPZeKCtCCrxADF+ETJfFRwzSO0TdnDo0oE qWZcdN/zbd9/mPTSLK1tZLoMwVco8qSWfYix7RTntL9dGnBd9/Rxqw91Uj/XRvQnjBBk Rn2qdyIFpCPjdOnXUQc9bxn1vKMCBzeqEQpdzNXhP2TJNFnr8XcRWDyRGCUiweacrVOZ I155Es6wgo4kiHv8fL91BJIb9WxkHUT/WGgKzP0u8ZaG0wJSgtDZHxK+nC4rqS3qTY79 vg8w== X-Gm-Message-State: ACrzQf2kHT5GQiw8uWNs84YV6xCytCB25uS4IcbJHz8L4A0jJTV7cUKD D17USBQSz42MdlhX3crYkYRHnvwrJ1CTKQI34+I= X-Received: by 2002:a05:6870:c5a4:b0:131:6edd:3955 with SMTP id ba36-20020a056870c5a400b001316edd3955mr830537oab.96.1665087253471; Thu, 06 Oct 2022 13:14:13 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Alex Deucher Date: Thu, 6 Oct 2022 16:14:02 -0400 Message-ID: Subject: Re: [git pull] drm for 6.1-rc1 To: Linus Torvalds Cc: Dave Airlie , Alex Deucher , =?UTF-8?Q?Christian_K=C3=B6nig?= , Daniel Vetter , LKML , dri-devel Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Oct 6, 2022 at 3:48 PM Linus Torvalds wrote: > > On Thu, Oct 6, 2022 at 12:28 PM Alex Deucher wrote: > > > > Maybe you are seeing this which is an issue with GPU TLB flushes which > > is kind of sporadic: > > https://gitlab.freedesktop.org/drm/amd/-/issues/2113 > > Well, that seems to be 5.19, and while timing changes (or whatever > other software updates) could have made it start trigger, this machine > has been pretty solid otgerwise. > > > Are you seeing any GPU page faults in your kernel log? > > Nothing even remotely like that "no-retry page fault" in that issue > report. Of course, if it happens just before the whole thing locks > up... Your chip is too old to support retry faults so it's likely you could be just seeing a GPU page fault followed by a hang. Your chip also lacks a paging queue, so you would be affected by the TLB issue. Alex