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 CB5AACA0FFF for ; Tue, 5 Sep 2023 19:19:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242246AbjIETTu (ORCPT ); Tue, 5 Sep 2023 15:19:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59814 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242732AbjIETTo (ORCPT ); Tue, 5 Sep 2023 15:19:44 -0400 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7E2DBCF6; Tue, 5 Sep 2023 12:19:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1693941563; x=1725477563; h=message-id:date:mime-version:subject:from:to:references: in-reply-to; bh=eCDMOyICFyszfGdAVFtDi08TZeaXnO9zo414HDlPeHY=; b=fX/CNG7pauoaY1TnYUvxfDIENPuX7RJ+ul+BKSyy8ng65b3sr422y8g2 64O/P3Bw90MNz+9dJpikc7gJga2QZUepAUDi2Xacib6G6RkqN+r1qN8aC YNgqVYMUsj7olcD2FebKPdL6mbxATgk/IhGqpcUzLMmQnychztaD1Oq8p /fwe3Qx32E9el2lNTYw0aC7bgEhSx7fUcKI6DCeBrePxngz9lwjtVQOYY AreGCBVav7HOdT7k99DWwjkR56sHzH+x787nQpJP8VRS2IQ6bqq/YqTxm nOU7Birjpg0oStJbguXOTX85ZXa0zszQaSDTWPZwbFKXe9ZGK1QSQTd1N Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10824"; a="376801812" X-IronPort-AV: E=Sophos;i="6.02,229,1688454000"; d="scan'208";a="376801812" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Sep 2023 12:16:37 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10824"; a="806718995" X-IronPort-AV: E=Sophos;i="6.02,229,1688454000"; d="scan'208";a="806718995" Received: from gedouard-mobl1.amr.corp.intel.com (HELO [10.212.174.92]) ([10.212.174.92]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Sep 2023 12:16:36 -0700 Content-Type: multipart/mixed; boundary="------------Ra3002NBvylt7RDwgJaw62gw" Message-ID: <911a3e8f-7adf-6089-6651-1f847e4edce6@intel.com> Date: Tue, 5 Sep 2023 12:16:35 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.15.0 Subject: Re: ucsi debugfs oops (current Linus pre-6.6-rc1) From: Dave Hansen To: LKML , Andy Shevchenko , Saranya Gopal , Rajaram Regupathy , Heikki Krogerus , Greg Kroah-Hartman , =?UTF-8?Q?Uwe_Kleine-K=c3=b6nig?= , Wayne Chang , Hans de Goede , Neil Armstrong , Mario Limonciello , linux-usb@vger.kernel.org References: <700df3c4-2f6c-85f9-6c61-065bc5b2db3a@intel.com> Content-Language: en-US In-Reply-To: <700df3c4-2f6c-85f9-6c61-065bc5b2db3a@intel.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a multi-part message in MIME format. --------------Ra3002NBvylt7RDwgJaw62gw Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 9/5/23 12:10, Dave Hansen wrote: > I'm having some problems booting Linus's current tree. It seems to have > happened in some content between commit 3f86ed6ec0b3 and df0383ffad. > > I'm suspecting this commit: > >> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=df0383ffad64dc09954a60873c1e202b47f08d90 The attached patch works around the problem for me and at least lets me get booting again. I do see this in dmesg (from my patch): [ 7.818203] no ucsi->debugfs --------------Ra3002NBvylt7RDwgJaw62gw Content-Type: text/x-patch; charset=UTF-8; name="sillydebug.patch" Content-Disposition: attachment; filename="sillydebug.patch" Content-Transfer-Encoding: base64 ZGlmZiAtLWdpdCBhL2RyaXZlcnMvdXNiL3R5cGVjL3Vjc2kvZGVidWdmcy5jIGIvZHJpdmVy cy91c2IvdHlwZWMvdWNzaS9kZWJ1Z2ZzLmMKaW5kZXggMGM3YmY4OGQ0YTdmLi5mOTlkODQx NjVmM2UgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvdXNiL3R5cGVjL3Vjc2kvZGVidWdmcy5jCisr KyBiL2RyaXZlcnMvdXNiL3R5cGVjL3Vjc2kvZGVidWdmcy5jCkBAIC04NCw2ICs4NCwxNCBA QCB2b2lkIHVjc2lfZGVidWdmc19yZWdpc3RlcihzdHJ1Y3QgdWNzaSAqdWNzaSkKIAogdm9p ZCB1Y3NpX2RlYnVnZnNfdW5yZWdpc3RlcihzdHJ1Y3QgdWNzaSAqdWNzaSkKIHsKKwlpZiAo IXVjc2kpIHsKKwkJcHJpbnRrKCJubyB1Y3NpIik7CisJCXJldHVybjsKKwl9CisJaWYgKCF1 Y3NpLT5kZWJ1Z2ZzKSB7CisJCXByaW50aygibm8gdWNzaS0+ZGVidWdmcyIpOworCQlyZXR1 cm47CisJfQogCWRlYnVnZnNfcmVtb3ZlX3JlY3Vyc2l2ZSh1Y3NpLT5kZWJ1Z2ZzLT5kZW50 cnkpOwogCWtmcmVlKHVjc2ktPmRlYnVnZnMpOwogfQo= --------------Ra3002NBvylt7RDwgJaw62gw--