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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B2A81C87FCB for ; Mon, 4 Aug 2025 08:15:57 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 22AAF10E418; Mon, 4 Aug 2025 08:15:56 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="j7fRjb2r"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) by gabe.freedesktop.org (Postfix) with ESMTPS id 38D3310E418; Mon, 4 Aug 2025 08:15:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1754295354; x=1785831354; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version:content-transfer-encoding; bh=pA9jhh32U8fiXcMETW3qk/WW7vOAR6HRICqVHm7AxLA=; b=j7fRjb2rDlNHxai13W2xnc1jXtiU4JNW+NXuKp7t8IzbkhupqZv/gnbA Ypof10XFqZtKWpfya1nRXYRi2EU1TDPaC11p92mjkAw5vIo9T9L6rsFCx zIAZWho8wpDNezP2/H4s/psbUJc7bc+0RMtMZpoBRsvC559BTpqfH/7hh EVw+fHSW1ZkM53RsYz77H+h0sMWBg5zMmIxXudfER5WSjeK01wAYO0fl/ xVD2NMlX985vXMe7lE1XymeLncgFX0kaVFV6YK0W7/7AeM9uE1NDvyVXk Nr0nsoq9Fo+YmKsT21tZnseJG0mX5359mSThYrUKH4D9Y4JVWEmNX8V3q w==; X-CSE-ConnectionGUID: 68KNvBokS/60KyH2rD0VWw== X-CSE-MsgGUID: J4qNIDVoSS+PFpck5fAt6g== X-IronPort-AV: E=McAfee;i="6800,10657,11511"; a="56416776" X-IronPort-AV: E=Sophos;i="6.17,258,1747724400"; d="scan'208";a="56416776" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Aug 2025 01:15:54 -0700 X-CSE-ConnectionGUID: x0GooDByQj6UMZMtLPw0UQ== X-CSE-MsgGUID: 8d5EEFXwTP+ktmshP+cDIg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,258,1747724400"; d="scan'208";a="168304533" Received: from hrotuna-mobl2.ger.corp.intel.com (HELO localhost) ([10.245.246.215]) by ORVIESA003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Aug 2025 01:15:50 -0700 From: Jani Nikula To: Andy Mindful Cc: linux-kernel@vger.kernel.org, regressions@lists.linux.dev, linux-pm@vger.kernel.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-acpi@vger.kernel.org, rafael@kernel.org, ville.syrjala@linux.intel.com, tglx@linutronix.de, Christian Brauner Subject: Re: [REGRESSION] tty lockup and WWAN loss after hibernate/suspend in 6.8+ on ThinkPad X1 Carbon Gen 10 In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <642d439ea1be8e48ee5c47fd3921a786452fb931@intel.com> Date: Mon, 04 Aug 2025 11:15:46 +0300 Message-ID: <0b15e33603a46f6cc7ad7d09a156044f11367169@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Sun, 03 Aug 2025, Andy Mindful wrote: > Here what I have from bisecting, please let me know if it makes things > clearer or not. Doesn't point at graphics, anyway. Cc: Christian. BR, Jani. > > git bisect log > git bisect start > # status: waiting for both good and bad commits > # good: [6fc5460ed8dd0edf29e7c5cfb1ef9b1aa04208a1] Linux 6.7.11 > git bisect good 6fc5460ed8dd0edf29e7c5cfb1ef9b1aa04208a1 > # status: waiting for bad commit, 1 good commit known > # bad: [6613476e225e090cc9aad49be7fa504e290dd33d] Linux 6.8-rc1 > git bisect bad 6613476e225e090cc9aad49be7fa504e290dd33d > # skip: [0dd3ee31125508cd67f7e7172247f05b7fd1753a] Linux 6.7 > git bisect skip 0dd3ee31125508cd67f7e7172247f05b7fd1753a > # good: [ba5afb9a84df2e6b26a1b6389b98849cd16ea757] fs: rework > listmount() implementation > git bisect good ba5afb9a84df2e6b26a1b6389b98849cd16ea757 > # good: [61da593f4458f25c59f65cfd9ba1bda570db5db7] Merge tag > 'media/v6.8-2' of > git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media > git bisect good 61da593f4458f25c59f65cfd9ba1bda570db5db7 > # bad: [e38f734add21d75d76dbcf7b214f4823131c1bae] Merge tag > 'staging-6.8-rc1' of > git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging > git bisect bad e38f734add21d75d76dbcf7b214f4823131c1bae > # bad: [5d197e97fb106c09d3d013be341e5961fd70ec8a] Merge tag > 'hsi-for-6.8' of > git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi > git bisect bad 5d197e97fb106c09d3d013be341e5961fd70ec8a > # good: [1b1934dbbdcf9aa2d507932ff488cec47999cf3f] Merge tag > 'docs-6.8-2' of git://git.lwn.net/linux > git bisect good 1b1934dbbdcf9aa2d507932ff488cec47999cf3f > # good: [1b1934dbbdcf9aa2d507932ff488cec47999cf3f] Merge tag > 'docs-6.8-2' of git://git.lwn.net/linux > git bisect good 1b1934dbbdcf9aa2d507932ff488cec47999cf3f > # bad: [8c9244af4dc8680a453e759331f0c93d5bde1898] Merge tag > 'kvm-x86-svm-6.8' of https://github.com/kvm-x86/linux into HEAD > git bisect bad 8c9244af4dc8680a453e759331f0c93d5bde1898 > # bad: [783288010035e4c250a0b6491a4642cdb8d30548] KVM: x86: add > missing "depends on KVM" > git bisect bad 783288010035e4c250a0b6491a4642cdb8d30548 > # bad: [783288010035e4c250a0b6491a4642cdb8d30548] KVM: x86: add > missing "depends on KVM" > git bisect bad 783288010035e4c250a0b6491a4642cdb8d30548 > # bad: [861deac3b092f37b2c5e6871732f3e11486f7082] Linux 6.7-rc7 > git bisect bad 861deac3b092f37b2c5e6871732f3e11486f7082 > > # being on a 861deac3b092 > git bisect bad > The merge base ba5afb9a84df2e6b26a1b6389b98849cd16ea757 is bad. > This means the bug has been fixed between > ba5afb9a84df2e6b26a1b6389b98849cd16ea757 and > [1b1934dbbdcf9aa2d507932ff488cec47999cf3f > 61da593f4458f25c59f65cfd9ba1bda570db5db7 > 6fc5460ed8dd0edf29e7c5cfb1ef9b1aa04208a1 > ba5afb9a84df2e6b26a1b6389b98849cd16ea757]. > > Thanks. > > =D0=B2=D1=82, 29 =D0=BB=D0=B8=D0=BF. 2025=E2=80=AF=D1=80. =D0=BE 13:20 Ja= ni Nikula =D0=BF=D0=B8=D1=88=D0=B5: >> >> On Tue, 29 Jul 2025, Andy Mindful wrote: >> > Please let me know if any further information or testing is required. >> >> Likely the quickest way to find the root cause is to bisect the issue. >> >> >> BR, >> Jani. >> >> -- >> Jani Nikula, Intel --=20 Jani Nikula, Intel