Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755801Ab1FEJkS (ORCPT ); Sun, 5 Jun 2011 05:40:18 -0400 Received: from higgs.elka.pw.edu.pl ([194.29.160.5]:46271 "EHLO higgs.elka.pw.edu.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755749Ab1FEJkQ (ORCPT ); Sun, 5 Jun 2011 05:40:16 -0400 X-Comment: RFC 2476 MSA function at elektron.elka.pw.edu.pl logged sender identity as: wzabolot Message-ID: <4DEB4EF2.5050102@elektron.elka.pw.edu.pl> Date: Sun, 05 Jun 2011 11:40:02 +0200 From: "wzabolot@elektron.elka.pw.edu.pl" User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.17) Gecko/20110516 Icedove/3.1.10 MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: Kernel panic with 2.6.39.1 - switching off HT in BIOS helps References: <4DEA8FDD.1060905@elektron.elka.pw.edu.pl> <4DEAA677.2010404@elektron.elka.pw.edu.pl> <4DEAAB42.8070704@elektron.elka.pw.edu.pl> In-Reply-To: <4DEAAB42.8070704@elektron.elka.pw.edu.pl> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2058 Lines: 77 Hi, I've just stated, that the machine, in which I've experienced the problem boots correctly also without "acpi=off", when I switch off HyperThreading (HT) in BIOS. As kernel works correctly on machine with "true SMP" (Intel Core2 Duo), it seems that the problem must be related to HT specific part of kernel: first report and thread: http://thread.gmane.org/gmane.linux.kernel/1150275 gzipped .config: http://cache.gmane.org//gmane/linux/kernel/1150276-001.bin ) Full output of the /proc/cpuinfo (under 2.6.37.3 kernel): processor : 0 vendor_id : GenuineIntel cpu family : 15 model : 2 model name : Intel(R) Pentium(R) 4 CPU 2.80GHz stepping : 9 cpu MHz : 2793.414 cache size : 512 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 1 apicid : 0 initial apicid : 0 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe pebs bts cid xtpr bogomips : 5589.61 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 32 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 15 model : 2 model name : Intel(R) Pentium(R) 4 CPU 2.80GHz stepping : 9 cpu MHz : 2793.414 cache size : 512 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 1 apicid : 1 initial apicid : 1 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe pebs bts cid xtpr bogomips : 5588.73 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 32 bits virtual power management: -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/