From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759148AbZDQRD7 (ORCPT ); Fri, 17 Apr 2009 13:03:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754969AbZDQRDv (ORCPT ); Fri, 17 Apr 2009 13:03:51 -0400 Received: from mail-fx0-f158.google.com ([209.85.220.158]:63976 "EHLO mail-fx0-f158.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751171AbZDQRDu (ORCPT ); Fri, 17 Apr 2009 13:03:50 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type :content-transfer-encoding; b=nl0pSQ+F08McwHpKecg1hJH5YaT7gsR9XXnP1odFUV7YwZLQoka7b6u/2yJWuqsObn 0Ig+eD4ogqv9q52q0Xu7nFGBBioEVEMT3BQ39QjU6apNpDwKkYKGhGQsbYCCszK9dfF1 kENgHbCiht6mV9rIJvCvkFGyZ6nQu8KW4Xngw= MIME-Version: 1.0 Date: Fri, 17 Apr 2009 19:03:48 +0200 Message-ID: <8db1092f0904171003u462b9d90pe874cd63c7a22a1d@mail.gmail.com> Subject: Spontaneous reboots since 2.6.29-rc* From: Maciej Rutecki To: Linux Kernel Mailing List Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Sometimes I observed spontaneous reboots during booting kernel, after this message: [...] [ 0.024996] ... PM-Timer delta = 357949 [ 0.024996] ... PM-Timer result ok [ 0.024996] ..... delta 1249983 [ 0.024996] ..... mult: 53694522 [ 0.024996] ..... calibration result: 199997 [ 0.024996] ..... CPU clock speed is 1999.0972 MHz. [ 0.024996] ..... host bus clock speed is 199.0997 MHz. [ 0.024996] Booting processor 1 APIC 0x1 ip 0x6000 after this should be: [ 0.000999] Initializing CPU#1 [ 0.000999] masked ExtINT on CPU#1 [ 0.000999] Calibrating delay using timer specific routine.. 4067.56 BogoMIPS (lpj=2033784) [ 0.000999] CPU: L1 I cache: 32K, L1 D cache: 32K [ 0.000999] CPU: L2 cache: 1024K Also I found this message in dmesg: [ 0.000000] 4 Processors exceeds NR_CPUS limit of 2 [ 0.000000] SMP: Allowing 2 CPUs, 0 hotplug CPUs I only have two processors: maciek@zlom:~$ cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 15 model name : Intel(R) Pentium(R) Dual CPU E2180 @ 2.00GHz stepping : 13 cpu MHz : 1200.000 cache size : 1024 KB physical id : 0 siblings : 1 core id : 0 cpu cores : 2 apicid : 0 initial apicid : 0 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 10 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 nx lm constant_tsc arch_perfmon pebs bts pni dtes64 monitor ds_cpl est tm2 ssse3 cx16 xtpr pdcm lahf_lm bogomips : 4423.96 clflush size : 64 power management: processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 15 model name : Intel(R) Pentium(R) Dual CPU E2180 @ 2.00GHz stepping : 13 cpu MHz : 1200.000 cache size : 1024 KB physical id : 0 siblings : 1 core id : 1 cpu cores : 2 apicid : 1 initial apicid : 1 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 10 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 nx lm constant_tsc arch_perfmon pebs bts pni dtes64 monitor ds_cpl est tm2 ssse3 cx16 xtpr pdcm lahf_lm bogomips : 4067.56 clflush size : 64 power management: I use latest bios. Unfortunately it happens only sometimes, so I cannot try bisect. Config: http://unixy.pl/maciek/download/kernel/2.6.30-rc2/pc/config-2.6.30-rc2 Dmesg: http://unixy.pl/maciek/download/kernel/2.6.30-rc2/pc/dmesg-2.6.30-rc2.txt Regards -- Maciej Rutecki http://www.maciek.unixy.pl