From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754378AbbJNQaG (ORCPT ); Wed, 14 Oct 2015 12:30:06 -0400 Received: from ironport2-out.teksavvy.com ([206.248.154.181]:53147 "EHLO ironport2-out.teksavvy.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753982AbbJNQaE convert rfc822-to-8bit (ORCPT ); Wed, 14 Oct 2015 12:30:04 -0400 X-Greylist: delayed 579 seconds by postgrey-1.27 at vger.kernel.org; Wed, 14 Oct 2015 12:30:04 EDT X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: A0A+CwA731xV/9mBCkxcg2SCH4FdslGNbQmBSwuCOINDgXcUAQEBAQEBAYEKhExWFQQLEQIYDgI/OwmIBBcNjW+dEKQXAQEIAgEbBIEhjQSCGh2CUoFFAQSQNINagxOCTJEOigkjYYEmAh2BboMaAQEB X-IPAS-Result: A0A+CwA731xV/9mBCkxcg2SCH4FdslGNbQmBSwuCOINDgXcUAQEBAQEBAYEKhExWFQQLEQIYDgI/OwmIBBcNjW+dEKQXAQEIAgEbBIEhjQSCGh2CUoFFAQSQNINagxOCTJEOigkjYYEmAh2BboMaAQEB X-IronPort-AV: E=Sophos;i="5.13,465,1427774400"; d="scan'208";a="169549203" Date: Wed, 14 Oct 2015 12:20:20 -0400 To: linux-kernel@vger.kernel.org Cc: len.brown@intel.com, dparsons@brightdsl.net From: shrybman Subject: 3.4-rc smpboot: do_boot_cpu failed(-1) to wakeup CPU#1 Message-ID: <505f039bc185286b1295600807741499@teksavvy.com> X-Mailer: IceWarp Mailer 11.2.1.1 x64-Desktop X-Priority: 3 MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org All 3.4-rc kernels I have tried displayed this issue. This report looks similar https://lkml.org/lkml/2015/9/26/165. I also have a Core 2 cpu on a Asus P5B (not deluxe) board. ...  ACPI: Core revision 20150818  ACPI: 1 ACPI AML tables successfully acquired and loaded  Mount-cache hash table entries: 8192 (order: 4, 65536 bytes)  Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes)  CPU: Physical Processor ID: 0  CPU: Processor Core ID: 0  mce: CPU supports 6 MCE banks  CPU0: Thermal monitoring enabled (TM2)  process: using mwait in idle threads  Last level iTLB entries: 4KB 128, 2MB 4, 4MB 4  Last level dTLB entries: 4KB 256, 2MB 0, 4MB 32, 1GB 0  Freeing SMP alternatives memory: 20K (ffffffff819b5000 - ffffffff819ba000)  ftrace: allocating 18583 entries in 73 pages  ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1  smpboot: CPU0: Intel(R) Core(TM)2 CPU          6400  @ 2.13GHz (fam: 06, model: 0f, stepping: 06)  Performance Events: PEBS fmt0-, 4-deep LBR, Core2 events, Intel PMU driver.  perf_event_intel: PEBS disabled due to CPU errata  ... version:                2  ... bit width:              40  ... generic registers:      2  ... value mask:             000000ffffffffff  ... max period:             000000007fffffff  ... fixed-purpose events:   3  ... event mask:             0000000700000003  x86: Booting SMP configuration:  .... node  #0, CPUs:      #1  smpboot: do_boot_cpu failed(-1) to wakeup CPU#1  x86: Booted up 1 node, 1 CPUs  smpboot: Total of 1 processors activated (4272.42 BogoMIPS)  devtmpfs: initialized I took a guess and got lucky. Reverting "x86/smpboot: Remove APIC.wait_for_init_deassert and atomic init_deasserted" resolved the issue. Regards, Shane