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Re: System crash when swithing to text-console



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OI!

this is what I got over netconsole:


[   32.910913]
[   32.910914] HARDWARE ERROR
[   32.910922] CPU 2: Machine Check Exception:                5 Bank 4:
b200000011000402
[   32.910925] RIP !INEXACT! 10:<ffffffff8102c58c>
{native_safe_halt+0x2/0x3}
[   32.910934] TSC 230a862cea
[   32.910938] PROCESSOR 0:206a7 TIME 1313052931 SOCKET 0 APIC 1
[   32.910940] No human readable MCE decoding support on this CPU type.
[   32.910942] Run the message through 'mcelog --ascii' to decode.
[   32.910945] CPU 3: Machine Check Exception:                5 Bank 4:
b200000011000402
[   32.910948] RIP !INEXACT! 33:<00007f38c7b23aa8>
[   32.910951] TSC 230eff2f7e
[   32.910954] PROCESSOR 0:206a7 TIME 1313052931 SOCKET 0 APIC 3
[   32.910956] No human readable MCE decoding support on this CPU type.
[   32.910958] Run the message through 'mcelog --ascii' to decode.
[   32.910961] CPU 1: Machine Check Exception:                5 Bank 4:
b200000011000402
[   32.910964] RIP !INEXACT! 10:<ffffffff810172a2>
{mwait_idle_with_hints+0x83/0x87}
[   32.910973] TSC 230eff2f96
[   32.910976] PROCESSOR 0:206a7 TIME 1313052931 SOCKET 0 APIC 2
[   32.910978] No human readable MCE decoding support on this CPU type.
[   32.910980] Run the message through 'mcelog --ascii' to decode.
[   32.910982] CPU 0: Machine Check Exception:                5 Bank 4:
b200000011000402
[   32.910985] RIP !INEXACT! 10:<ffffffff810172a2>
{mwait_idle_with_hints+0x83/0x87}
[   32.910991] TSC 230a862d02
[   32.910994] PROCESSOR 0:206a7 TIME 1313052931 SOCKET 0 APIC 0
[   32.910996] No human readable MCE decoding support on this CPU type.
[   32.910997] Run the message through 'mcelog --ascii' to decode.
[   32.910999] This is not a software problem!
[   32.911001] Machine check: Processor context corrupt
[   32.911004] Kernel panic - not syncing: Fatal Machine check
[   32.911008] Pid: 0, comm: swapper Tainted: G   M       2.6.32-5-amd64 #1
[   32.911010] Call Trace:
[   32.911012]  <#MC>  [<ffffffff812fa67a>] ? panic+0x86/0x143
[   32.911021]  [<ffffffff8101e6c7>] ? mce_panic+0x168/0x191
[   32.911025]  [<ffffffff8101ee8c>] ? do_machine_check+0x577/0x750
[   32.911029]  [<ffffffff810172a2>] ? mwait_idle_with_hints+0x83/0x87
[   32.911097]  [<ffffffff812fc8bc>] ? machine_check+0x1c/0x30
[   32.911101]  [<ffffffff810172a2>] ? mwait_idle_with_hints+0x83/0x87
[   32.911103]  <<EOE>>  [<ffffffffa01e5481>] ?
acpi_idle_enter_bm+0x1f5/0x2af [processor]
[   32.911119]  [<ffffffff8123ab31>] ? menu_select+0x144/0x204
[   32.911123]  [<ffffffff81239e26>] ? cpuidle_idle_call+0x94/0xee
[   32.911127]  [<ffffffff8100feb1>] ? cpu_idle+0xa2/0xda
[   32.911132]  [<ffffffff814f3140>] ? early_idt_handler+0x0/0x71
[   32.911135]  [<ffffffff814f3cdd>] ? start_kernel+0x3dc/0x3e8
[   32.911139]  [<ffffffff814f33b7>] ? x86_64_start_kernel+0xf9/0x106
[   32.911145] Rebooting in 30 seconds..

looks grave to me :-(

can anyone decode that for me please?
do I have a hardware error?

thank you

Am 10.08.2011 23:13, schrieb Vivek Periaraj:
> On Wed, 10 Aug 2011, Camaleón wrote:
>> Then it can be royaly freezing (a soft kernel freeze) not just X. If
>> you get no useful logs, you may need a second computer attached to one
>> of the serial ports of your main system (the one that crashes) to
>> catch something...
> 
> Or you can use 'netconsole' to capture the last few lines of the dying
> kernel. You need a second computer listening on a port on ethernet
> interface.
> 
> I had problems with i915 and this is what I did to find out the root
> cause of the problem.
> 
> V.
> 
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