Messages in this thread | | | Date | Sun, 17 Jun 2007 15:38:45 -0700 (PDT) | From | "Mr. James W. Laferriere" <> | Subject | Re: Machine Check Exception: 0...04 |
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Hello All , As a continuation .
On Sat, 16 Jun 2007, Mr. James W. Laferriere wrote: > Hello All , Does anoyone know howto identify a cause for these(*) ? > Or of any tools to help in the identification of the cause ? > So far the Machine checks only happen when I am running bonnie++ > against > my software raid6 array . > > I have done everything I know to do to attempt to ascertain what is > causing the machine checks . > ie: > 1) memtest86+ for days , no errors . > 2) cpuburnP6 , The tests run were 'cpuburnP6 E' & 'cpuburnP6 H' for ~ > 60 minutes each . All CPU's & HT were at 96+<->100% for 60+ Minutes > , > no excessive heating or lockups . In single user mode of course . > I know cpuburn is old but it can excersize the comms between l1 & cpu > & l1 & l2 -> cpu if done right . > > (*) > CPU 5: Machine Check Exception: 0000000000000004 > CPU 4: Machine Check Exception: 0000000000000004 > Kernel panic - not syncing: Unable to continue > <system reboots> > > root@(none):~ # uname -a > Linux (none) 2.6.21.5 #1 SMP Fri Jun 15 04:37:23 UTC 2007 i686 pentium4 i386 > GNU/Linux > > Complete serial console log of a boot to single user mode is here . > > http://www.baby-dragons.com/test-2.6.21.5-mptscsi-4.00.10.00-2007006161326.log >
Hopefully more useful information . Again only if I am doing any HEAVY disk activity ie: bonnie++ . I am not able to find a tool to disassamble the EIP: portion of the CPU 4: output .
eth2: after: tx_done_idx=125 free_idx=3 cmdsts=800005ea CPU 5: Machine Check Exception: 0000000000000004 CPU 4: Machine Check Exception: 0000000000000004 CPU 4: EIP: c0100c72 EFLAGS: 00000246 eax: 00000000 ebx: 00000000 ecx: 00000000 edx: 00000000 esi: 00000000 edi: f7c58000 ebp: f7c59f68 esp: f7c59f5c Kernel panic - not syncing: Unable to continue
Tia , JimL -- +-----------------------------------------------------------------+ | James W. Laferriere | System Techniques | Give me VMS | | Network Engineer | 663 Beaumont Blvd | Give me Linux | | babydr@baby-dragons.com | Pacifica, CA. 94044 | only on AXP | +-----------------------------------------------------------------+ - 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/
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