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 09C66D111A8 for ; Thu, 27 Nov 2025 23:04:25 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 975EE10E002; Thu, 27 Nov 2025 23:04:25 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="mwTbhEWO"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0199810E002; Thu, 27 Nov 2025 23:04:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1764284664; x=1795820664; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=LyEJOqPLceMadefBpBCTy/0C0veaGg8VzHeq/WqCxcw=; b=mwTbhEWOCtdZGAsPQQKSd2Aspzw4QhSiztsbJBMfixU+TCG6pJM4Tx4R a5MDAsPtXQ20nb1ugaZKKnnD4zj4hEHvW6LpJoCAxKIkejzh5HE8eVIxe JM8D5wR2nSoPoSU43BUr2GRawWZNpA7acGjZqv2wnXu7KvSVp6eLevKUP I+kx07kwJPJ+tLS12sCJQWgHWSIUWqgX3/+JOo/vQsG/F27UQe8Kxw68g S75sCAi+dH7RSMMMZmtOpShoFVGlbT2avjf5+nOy3WHZt8otCdiTglYdI y4xLgEByRy6M3puG+2MGBMhTPth+2s9idhPgG5RDMLtCli4M3UxxzCpZb A==; X-CSE-ConnectionGUID: /sPDI2AcTI6RRzgmK8xoOA== X-CSE-MsgGUID: mTo7+u++QmCCpAXFdttTaQ== X-IronPort-AV: E=McAfee;i="6800,10657,11626"; a="83936299" X-IronPort-AV: E=Sophos;i="6.20,232,1758610800"; d="scan'208";a="83936299" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Nov 2025 15:04:23 -0800 X-CSE-ConnectionGUID: 6EwrI3MNRIimZrvAtuj97Q== X-CSE-MsgGUID: iEGlSNKxRfSSvkvVS+YpyA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,232,1758610800"; d="scan'208";a="230605734" Received: from mjarzebo-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.244.140]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Nov 2025 15:04:21 -0800 Date: Fri, 28 Nov 2025 01:04:17 +0200 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= To: "Borah, Chaitanya Kumar" Cc: brauner@kernel.org, "intel-gfx@lists.freedesktop.org" , "intel-xe@lists.freedesktop.org" , "Saarinen, Jani" , "Kurmi, Suresh Kumar" , Lucas De Marchi Subject: Re: REGRESSION on drm-tip Message-ID: References: <03c013c0-be12-42ab-91d1-f87395c890e3@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <03c013c0-be12-42ab-91d1-f87395c890e3@intel.com> X-Patchwork-Hint: comment Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" On Thu, Nov 27, 2025 at 11:55:54AM +0530, Borah, Chaitanya Kumar wrote: > Hello Christian, > > This is Chaitanya (again!). > > This mail is regarding another regression we are seeing in our CI > runs[1] on drm-tip (with both xe and i915). > > ````````````````````````````````````````````````````````````````````````````````` > <4> [157.687644] ------------[ cut here ]------------ > <4> [157.687768] WARNING: CPU: 5 PID: 2277 at kernel/freezer.c:139 > __set_task_frozen+0x7f/0xb0 > ... > <4> [157.687923] PKRU: 55555554 > <4> [157.687924] Call Trace: > <4> [157.687925] > <4> [157.687926] ? __pfx___set_task_frozen+0x10/0x10 > <4> [157.687929] task_call_func+0x6d/0x120 > <4> [157.687932] ? cgroup_freezing+0x89/0x200 > <4> [157.687937] freeze_task+0x98/0x100 > <4> [157.687940] try_to_freeze_tasks+0xd2/0x440 > <4> [157.687946] freeze_processes+0x56/0xd0 > <4> [157.687948] hibernate+0x129/0x4a0 > <4> [157.687951] state_store+0xd3/0xe0 > <4> [157.687954] kobj_attr_store+0x12/0x40 > <4> [157.687959] sysfs_kf_write+0x4d/0x80 > <4> [157.687963] kernfs_fop_write_iter+0x188/0x240 > <4> [157.687967] vfs_write+0x283/0x540 > <4> [157.687969] ? free_to_partial_list+0x46d/0x640 > <4> [157.687976] ksys_write+0x6f/0xf0 > <4> [157.687980] __x64_sys_write+0x19/0x30 > <4> [157.687982] x64_sys_call+0x79/0x26a0 > <4> [157.687984] do_syscall_64+0x93/0xd60 > <4> [157.687987] ? putname+0x65/0x90 > <4> [157.687990] ? kmem_cache_free+0x553/0x680 > <4> [157.687995] ? putname+0x65/0x90 > <4> [157.687997] ? putname+0x65/0x90 > <4> [157.687999] ? do_sys_openat2+0x8b/0xd0 > <4> [157.688003] ? __x64_sys_openat+0x54/0xa0 > <4> [157.688007] ? do_syscall_64+0x1b7/0xd60 > <4> [157.688009] ? __fput+0x1bf/0x2f0 > <4> [157.688012] ? fput_close_sync+0x3d/0xa0 > <4> [157.688015] ? __x64_sys_close+0x3e/0x90 > <4> [157.688017] ? do_syscall_64+0x1b7/0xd60 > <4> [157.688019] ? putname+0x65/0x90 > <4> [157.688021] ? putname+0x65/0x90 > <4> [157.688023] ? do_sys_openat2+0x8b/0xd0 > <4> [157.688024] ? __fput+0x1bf/0x2f0 > <4> [157.688028] ? __x64_sys_openat+0x54/0xa0 > <4> [157.688032] ? do_syscall_64+0x1b7/0xd60 > <4> [157.688034] ? do_syscall_64+0x1b7/0xd60 > <4> [157.688036] ? irqentry_exit+0x77/0xb0 > <4> [157.688038] ? exc_page_fault+0xbd/0x2c0 > <4> [157.688042] entry_SYSCALL_64_after_hwframe+0x76/0x7e > <4> [157.688044] RIP: 0033:0x72523c91c574 > ````````````````````````````````````````````````````````````````````````````````` > Details log can be found in [2]. > > After bisecting the tree, the following patch [3] seems to be the first > "bad" commit > > ````````````````````````````````````````````````````````````````````````````````````````````````````````` > commit a3f8f8662771285511ae26c4c8d3ba1cd22159b9 > Author: Christian Brauner > Date: Wed Nov 5 14:39:45 2025 +0100 > > power: always freeze efivarfs - if (freeze_all_ptr && !(sb->s_type->fs_flags & FS_POWER_FREEZE)) + if (!freeze_all_ptr && !(sb->s_type->fs_flags & FS_POWER_FREEZE)) ? -- Ville Syrjälä Intel