Received: by 2002:a25:683:0:0:0:0:0 with SMTP id 125csp1292907ybg; Thu, 11 Jun 2020 06:15:51 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyde993wlx8SqbNyYeIcZNTYHOyzvX8kZHKiiOc9te+/dWi3SpG4LwYElLHYy+FZscTdt3Z X-Received: by 2002:aa7:d2d9:: with SMTP id k25mr7132002edr.43.1591881351537; Thu, 11 Jun 2020 06:15:51 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1591881351; cv=none; d=google.com; s=arc-20160816; b=xwmSuliXPlFU6eZmVSJSCx3awYXjG9sT2k9x+8sV3FNGKhtCbZT1YXdqxX7HHxiO3Y l0It2Kl0FjfNui+EYySRa9WVyhEgDHIG1DJ3EcnEvWCjn9wFCh8+nwvpkPzW0s3uIS6i L1VkeaUsNPDKWsCDZVUTm5tDsjsyUBIrlA+RQUPBz0U4afWDZY7QtAyjrHogi1j9K/62 o4S3G7Ac3Z5qyujrLUQ8aRUVwT/+Qm2PK8Cyl+wHB/SRocFwzB8bUqp/pbWiH5AfuYgj I/epb9HdhlwLZKSpyZjKH8xxj1My5g0OwYLBmMGUxC0qpg7yfVay3GgBdjfBDtXSGUE3 pS6g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:content-transfer-encoding :msip_labels:content-language:accept-language:in-reply-to:references :message-id:date:thread-index:thread-topic:subject:cc:to:from :dkim-signature; bh=SjraF1upkucVPFVWanIYJjyAexNYV6KBeQgRpXWJkw4=; b=o88HpzWTYz1HkBmNZc+Eynwmfr5wqutGmrv+gRLvrfxOOyYfO1kfCcZbBGan3cqhgn tc2CjP0Xk2vlOCTuB8v0nJzxWK2HwEr3oRFzfrFBzanBY2+Gf6yCUku2QdyU+m8eBGym aGW8SgZvQUKvzxZXqt79b33FF6620xyFSSeTuRl93rU9FnHUR9xcvGvwcfP9KBfXiXE4 7SV+mYoxEhHpx2eWmP0nl0hSnYsynQfNCOolY4UVlKJu1RnObI0nEDDKLeL5+C6eXzEu lWzVYxIyV7V+gJMlUQrnmwga+AXJw6nTezTLMA8IhQWaahm0OkPA6eeC6NXAJAEs2vpr 7DWQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@dell.com header.s=smtpout1 header.b=QL3BSEg9; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=dell.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id r12si1938827eju.597.2020.06.11.06.15.26; Thu, 11 Jun 2020 06:15:51 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@dell.com header.s=smtpout1 header.b=QL3BSEg9; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=dell.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727883AbgFKNNb (ORCPT + 99 others); Thu, 11 Jun 2020 09:13:31 -0400 Received: from mx0a-00154904.pphosted.com ([148.163.133.20]:50056 "EHLO mx0a-00154904.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726506AbgFKNNa (ORCPT ); Thu, 11 Jun 2020 09:13:30 -0400 Received: from pps.filterd (m0170390.ppops.net [127.0.0.1]) by mx0a-00154904.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 05BDBj5g003458; Thu, 11 Jun 2020 09:13:30 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dell.com; h=from : to : cc : subject : date : message-id : references : in-reply-to : content-type : content-transfer-encoding : mime-version; s=smtpout1; bh=SjraF1upkucVPFVWanIYJjyAexNYV6KBeQgRpXWJkw4=; b=QL3BSEg904ZWf5S/kz358HPFGQHUqxeoB3/wjLWEZQAZUfBtgBVPT0V+xf5llEyQS5Ii AEkktvxM8npZP4EHjn5UAq0CxD+OBUzy7Rrg/oZcIC+KOEzrjFh3DuAImOWHsUBDteTz 4sCqRdKVZ5LJAZu+Y1+g76sLUZUw4e72LYiaX4ybX45G3b1XAok/Rmg7rF6jY0Z9Y79c ON3QBtNTfPze9D5AYmN50Z0hRm+ZBy91+yq3hUyGaN8zVcQ+hcvO6wREsSoy8tNFh0be JCXU2+Lg7vLvprOi9zDxmXtj+GibWzK1LyDUEeNPlIeSup/GCBZxtS1i5zPIOWzPyCCs Wg== Received: from mx0b-00154901.pphosted.com (mx0b-00154901.pphosted.com [67.231.157.37]) by mx0a-00154904.pphosted.com with ESMTP id 31jjrgxwnx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 11 Jun 2020 09:13:30 -0400 Received: from pps.filterd (m0134318.ppops.net [127.0.0.1]) by mx0a-00154901.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 05BD80cR127854; Thu, 11 Jun 2020 09:13:29 -0400 Received: from ausxippc110.us.dell.com (AUSXIPPC110.us.dell.com [143.166.85.200]) by mx0a-00154901.pphosted.com with ESMTP id 31kk1jjbej-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 11 Jun 2020 09:13:29 -0400 X-LoopCount0: from 10.166.132.132 X-PREM-Routing: D-Outbound X-IronPort-AV: E=Sophos;i="5.60,349,1549951200"; d="scan'208";a="952170764" From: To: , , , CC: , , , , Subject: RE: Intel laptop: Starting with `maxcpus=1` and then bringing other CPUs online freezes system Thread-Topic: Intel laptop: Starting with `maxcpus=1` and then bringing other CPUs online freezes system Thread-Index: AQHWP86aCGuiPAIiME6Hf0fCRkjPhajTYeTw Date: Thu, 11 Jun 2020 13:13:27 +0000 Message-ID: References: <125e904a-088e-f111-00a4-95c3b18d882f@molgen.mpg.de> In-Reply-To: <125e904a-088e-f111-00a4-95c3b18d882f@molgen.mpg.de> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: msip_labels: MSIP_Label_17cb76b2-10b8-4fe1-93d4-2202842406cd_Enabled=True; MSIP_Label_17cb76b2-10b8-4fe1-93d4-2202842406cd_SiteId=945c199a-83a2-4e80-9f8c-5a91be5752dd; MSIP_Label_17cb76b2-10b8-4fe1-93d4-2202842406cd_Owner=Mario_Limonciello@Dell.com; MSIP_Label_17cb76b2-10b8-4fe1-93d4-2202842406cd_SetDate=2020-06-11T13:13:24.6910843Z; MSIP_Label_17cb76b2-10b8-4fe1-93d4-2202842406cd_Name=External Public; MSIP_Label_17cb76b2-10b8-4fe1-93d4-2202842406cd_Application=Microsoft Azure Information Protection; MSIP_Label_17cb76b2-10b8-4fe1-93d4-2202842406cd_ActionId=7cde6931-7b9f-4c04-8544-b4804a33d5bf; MSIP_Label_17cb76b2-10b8-4fe1-93d4-2202842406cd_Extended_MSFT_Method=Manual x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [143.166.24.40] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216,18.0.687 definitions=2020-06-11_14:2020-06-11,2020-06-11 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 adultscore=0 spamscore=0 suspectscore=0 lowpriorityscore=0 malwarescore=0 phishscore=0 clxscore=1011 cotscore=-2147483648 bulkscore=0 priorityscore=1501 impostorscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2006110102 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 adultscore=0 spamscore=0 mlxlogscore=999 phishscore=0 malwarescore=0 bulkscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2006110103 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQ0KPiBGcm9tOiBQYXVsIE1lbnplbCA8cG1lbnpl bEBtb2xnZW4ubXBnLmRlPg0KPiBTZW50OiBUaHVyc2RheSwgSnVuZSAxMSwgMjAyMCAzOjU5IEFN DQo+IFRvOiBUaG9tYXMgR2xlaXhuZXI7IEluZ28gTW9sbmFyOyBCb3Jpc2xhdiBQZXRrb3YNCj4g Q2M6IHg4NkBrZXJuZWwub3JnOyBMS01MOyBMaW1vbmNpZWxsbywgTWFyaW87IEhhbnMgZGUgR29l ZGU7IENocmlzdGlhbg0KPiBLZWxsbmVyOyBsaW51eC1wbUB2Z2VyLmtlcm5lbC5vcmcNCj4gU3Vi amVjdDogSW50ZWwgbGFwdG9wOiBTdGFydGluZyB3aXRoIGBtYXhjcHVzPTFgIGFuZCB0aGVuIGJy aW5naW5nIG90aGVyDQo+IENQVXMgb25saW5lIGZyZWV6ZXMgc3lzdGVtDQo+IA0KPiANCj4gW0VY VEVSTkFMIEVNQUlMXQ0KPiANCj4gRGVhciBMaW51eCBmb2xrcywNCj4gDQo+IA0KPiBUaGlzIGlz IGFuIGludGVyZXN0aW5nIG9uZS4gT24gYSBEZWxsIFByZWNpc2lvbiAzNTQwIHdpdGggYSBkZWRp Y2F0ZWQNCj4gQU1EIGdyYXBoaWNzIGNhcmQsIGFuZCB3aXRoIERlYmlhbiBTaWQvdW5zdGFibGUg YW5kIExpbnV4IDUuNi4xNCwgdGhlcmUNCj4gYXJlIHNldmVyYWwgc3RyYW5nZSBpc3N1ZXMgKG9u ZSBleGFtcGxlIFsxXSkuDQo+IA0KPiBTdGFydGluZyB0aGUgc3lzdGVtLCBhbmQgYWRkaW5nIGBt YXhjcHVzPTFgIHRvIHRoZSBMaW51eCBjb21tYW5kIGxpbmUsDQo+IHRoZSBzeXN0ZW0gc3RhcnRz Lg0KPiANCj4gVHJ5aW5nIHRvIGJyaW5nIHVwIG1vcmUgQ1BVcywgd29ya3MgZm9yIHRoZSBmaXJz dCBvbmUsIGJ1dCBmYWlscyBmb3IgdGhlDQo+IHNlY29uZC4gVGhlIHN5c3RlbSBmcmVlemVzIHRo ZW4uIE5vdGhpbmcgaXMgZHVtcGVkIG9uIHRoZSBMaW51eCB2aXJ0dWFsDQo+IHRlcm1pbmFsLg0K PiANCj4gSW4gbXkgbGltaXRlZCB0ZXN0cywgdGhpcyBhbHdheXMgaGFwcGVucywgd2hlbiB0aGUg c3lzdGVtIHJ1bnMgb24NCj4gYmF0dGVyaWVzLCB0aGF0IG1lYW5zLCB3aXRob3V0IHRoZSBwb3dl ciBjb3JkIHBsdWdnZWQgaW4uIEJ1dCBJIHdhcyBhbHNvDQo+IGFibGUgdG8gcmVwcm9kdWNlIGl0 IHdpdGggdGhlIFVTQiBUeXBlLUMgcG93ZXIgY2FibGUgcGx1Z2dlZCBpbi4gQnV0DQo+IHNvbWV0 aW1lcyBpdCB3b3JrcyAodG8gYnJpbmcgYWxsIG90aGVyIHNldmVuIENQVXMgb25saW5lKS4NCj4g DQo+IFBsZWFzZSBmaW5kIHRoZSBMaW51eCBtZXNzYWdlcyB1cCB0byBicmluZ2luZyBDUFUgMSBv bmxpbmUgYXR0YWNoZWQgd2l0aA0KPiBubyBwb3dlciBjb3JkIHBsdWdnZWQgaW4sIGFuZCB0aGUg bWVzc2FnZXMgb2YgYSBzdWNjZXNzZnVsIG9wZXJhdGlvbi4NCj4gDQo+IElzIHRoaXMgZXhwZWN0 ZWQ/IEnigJlkIGFwcHJlY2lhdGVkIHRpcHMsIGlmIGl04oCZcyBwb3NzaWJsZSB0byBkZWJ1ZyB0 aGlzDQo+IGZ1cnRoZXIuDQo+IA0KPiANCj4gS2luZCByZWdhcmRzLA0KPiANCj4gUGF1bA0KPiAN Cj4gDQo+IFsxXTogaHR0cHM6Ly9idWdzLmxhdW5jaHBhZC5uZXQvdWJ1bnR1Lytzb3VyY2UvbGlu dXgvK2J1Zy8xODgzMDY1DQoNCkZyb20gc29tZSBvdGhlciBzaW1pbGFyIHJlcG9ydHMgSSd2ZSBo ZWFyZCB0aGlzIGNvdWxkIGJlIHJlbGF0ZWQgdG8gdGhlIHVjb2RlDQpsb2FkaW5nIGNhdXNpbmcg YSBmcmVlemUuICBJIHdvdWxkIHN1Z2dlc3QgdHJ5aW5nIHRvIGRpc2FibGUgdGhlIEludGVsIHVj b2RlDQpsb2FkZXIgd2l0aCB0aGUgaW5pdHJhbWZzIGFzIGEgZGVidWdnaW5nIHRhY3RpYy4NCg==