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 81BA8C07545 for ; Tue, 24 Oct 2023 21:40:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344450AbjJXVkB (ORCPT ); Tue, 24 Oct 2023 17:40:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35532 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344401AbjJXVj7 (ORCPT ); Tue, 24 Oct 2023 17:39:59 -0400 Received: from lahtoruutu.iki.fi (lahtoruutu.iki.fi [IPv6:2a0b:5c81:1c1::37]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ADA2CA3 for ; Tue, 24 Oct 2023 14:39:57 -0700 (PDT) Received: from mail.home (82-181-196-180.bb.dnainternet.fi [82.181.196.180]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: timo.lindfors) by lahtoruutu.iki.fi (Postfix) with ESMTPSA id 4SFQSm4989z49Pyg; Wed, 25 Oct 2023 00:39:47 +0300 (EEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=iki.fi; s=lahtoruutu; t=1698183593; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=+8Hrl6tegBZ7YL46PueumA96t3uL0oJQe1ff1LEe7Zo=; b=LditiTTvVWNoVAFavoOX6uuFJCXDgFTTY9hPWRUzsg425U4j6Q2rUxUp2lvvBZaFWdF7Lm 2Y1aecGwRLFXYfe0E1OqLsnZkwud2yyLH596B8sezPM6cxZizygaFNKDR83vo8x8bWdXsI 2P7xyKHyIgBIy1PTurpOrHhX/G+HXCp8pD096/O+F9ayXgRH9kecCqBLRBc6AWbzEkfLSQ mAf4LdL4+UTO4CeIm0lA5OQ7QIxHHygSK8ZhUUOoGCQpY52nmkXPnqokgas+cYn1a6DOop ex5gFgJTZD1pe7Nd2yGbSu67AMeDdFdQDf3DLExxscSdRcGVtCofHy7Hxf9enw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=iki.fi; s=lahtoruutu; t=1698183593; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=+8Hrl6tegBZ7YL46PueumA96t3uL0oJQe1ff1LEe7Zo=; b=qr8NrFnVI+uyC40dCcQH6LX22wPKXffCx1ZF0v8a3nB0uv+RmGlVLRZ9QLi9d3Cu006oyt 8xQreQW8DW4WulqbUzjnwjtQl1WGV8Vc9deNFL/tQ2iHkzQPeUtZ05cjhe0bGQWTV6hc0t cFI40YcXdDNZoF27EeXr6gXcfRc33cQAm033VEQXTQAN0dpjxjRBQoxgV7bPCl9Yju3UtR 3PnTtSUHj+jxT7lcxOkAF6JmW43VcOcxgIwoGi8yiytezV5JFp9bfQl4MZSh4680Rv4SF+ U8llOioTt4fJRJRgwRRYDeHeqBBUex4FiDzNs8zlonJHkr93IC3Jt5qI1O8DiA== ARC-Seal: i=1; s=lahtoruutu; d=iki.fi; t=1698183593; a=rsa-sha256; cv=none; b=MkTBklG/qhJpar/gXdwFSqhcySO2Wct/9kFGUHkWtJiKKhcEEhxnF0q3DIzKGoY6x4N4Nq 6Esg/W3QrEaDVbBGiIQd6ea5TPygg0Th7F1WCR6IsaXL32+SxkQ55nxyGCGCWJax6fOTT1 hx+KYOeETzuiZGAldv8BfaoiVxhPedEtSdWnplI83LLLewThA01Q1XalAZ5q4S//CSm6lU 6LlgMKQXE/a/Yhj9QzSiCNOsElRQIe2qi1Lr+lQmwwTOj7NbbLX3/6Msk3CIMZiJFCf1Eu moiqL/w4LUbKFydCnzec9aGpgsNMBmn/76Ct+LcHK7EVIrb8uhIZDrEG/TMPcA== ARC-Authentication-Results: i=1; ORIGINATING; auth=pass smtp.auth=timo.lindfors smtp.mailfrom=timo.lindfors@iki.fi Received: from localhost ([127.0.0.1]) by mail.home with esmtp (Exim 4.89) (envelope-from ) id 1qvP7r-0007TH-Ld; Wed, 25 Oct 2023 00:39:47 +0300 Date: Wed, 25 Oct 2023 00:39:47 +0300 (EEST) From: Timo Lindfors To: Salvatore Bonaccorso cc: Timo Lindfors , 1054514@bugs.debian.org, Gerd Hoffmann , Thomas Zimmermann , Dave Airlie , Daniel Vetter , virtualization@lists.linux-foundation.org, spice-devel@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, regressions@lists.linux.dev Subject: Re: Bug#1054514: linux-image-6.1.0-13-amd64: Debian VM with qxl graphics freezes frequently In-Reply-To: Message-ID: References: User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Tue, 24 Oct 2023, Salvatore Bonaccorso wrote: > Thanks for the excelent constructed report! I think it's best to > forward this directly to upstream including the people for the > bisected commit to get some idea. Thanks for the quick reply! > Can you reproduce the issue with 6.5.8-1 in unstable as well? Unfortunately yes: ansible@target:~$ uname -r 6.5.0-3-amd64 ansible@target:~$ time sudo ./reproduce.bash Wed 25 Oct 2023 12:27:00 AM EEST starting round 1 Wed 25 Oct 2023 12:27:24 AM EEST starting round 2 Wed 25 Oct 2023 12:27:48 AM EEST starting round 3 bug was reproduced after 3 tries real 0m48.838s user 0m1.115s sys 0m45.530s I also tested upstream tag v6.6-rc6: ... + detected_version=6.6.0-rc6 + '[' 6.6.0-rc6 '!=' 6.6.0-rc6 ']' + exec ssh target sudo ./reproduce.bash Wed 25 Oct 2023 12:37:16 AM EEST starting round 1 Wed 25 Oct 2023 12:37:42 AM EEST starting round 2 Wed 25 Oct 2023 12:38:10 AM EEST starting round 3 Wed 25 Oct 2023 12:38:36 AM EEST starting round 4 Wed 25 Oct 2023 12:39:01 AM EEST starting round 5 Wed 25 Oct 2023 12:39:27 AM EEST starting round 6 bug was reproduced after 6 tries For completeness, here is also the grub_set_default_version.bash script that I had to write to automate this (maybe these could be in debian wiki?): #!/bin/bash set -x version="$1" idx=$(expr $(grep "menuentry " /boot/grub/grub.cfg | sed 1d |grep -n "'Debian GNU/Linux, with Linux $version'"|cut -d: -f1) - 1) exec sudo grub-set-default "1>$idx" -Timo