Re: Plea for help

[Ian Pilcher <i.pilcher-Wuw85uim5zDR7s880joybQ@public.gmane.org>]

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Yu, Luming wrote:
> I'm not sure, but the most possibility is at acpi_ev_create_gpe_block.
> Normally, the next expected message  would be like:
> 
> evxfevnt-0093 [04] acpi_enable           : Transition to ACPI mode
> successful
> evgpeblk-0747 [06] ev_create_gpe_block   : GPE 00 to 15 [_GPE] 2 regs at
> 0000009
> 
> I did find the desultory words showing that in ACPI-DEBUG dmesg.  Is it
> possible to dig into ?

The attached file is what appears on the local console (modulo possible
typos).  You can see that these messages do appear, mixed in with the
panic information.

> BTW, I want to know whether that panic could be found in UP kernel.

The panic does not occur with a uniprocessor kernel, nor does it happen
when I boot with 'maxcpus=1'.

And just for grins and giggles, I tried booting with 'idle=poll'.  Sure
enough, no panic.

Happy New Year!

-- 
========================================================================
Ian Pilcher                                        i.pilcher-Wuw85uim5zDR7s880joybQ@public.gmane.org
========================================================================

[-- Attachment #2: acpi_debug-console.txt --]
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PCI: PCI BIOS revision 2.10 entry at 0xfb370, last bus=1
PCI: Using configuration type 1
 tbxface-0117 [03] acpi_load_tables      : ACPI Tables successfully acquired
Parsing all Control Methods:.....................................................................
..................
Table [DSDT](id F004) - 295 Objects with 29 Devices 70 Methods 19 Regions
ACPI Namespace successfully loaded at root c039949c
IOAPIC[0]: Set PCI routing entry (2-9 -> 0x71 -> IRQ 9 Mode:1 Active:1)
Invalid operand: 0000
<4>evxfevnt-0093 [04] acpi_enable           : CPU:    1
EIP:    0010:[<dffe9fc2>]    Not tainted
<4>Transition to ACPI mode successful
EFLAGS: 00010202
evgpeblk-0747 eax: c0107290   ebx: 5d90f4fb   ecx: 00000000   edx: dffe8000
<4>[06] ev_create_gpe_block   : GPE 00 to 15 [_GPE] 2 regs at 0000000000004020 on int 9
esi: dffe8000   edi: dffe8000   ebp: dffe9fac   esp: dffe9fb0
ds: 0018   es: 0018   ss: 0018
Process swapper (pid: 0, stackpage=dffe9000)
Stack: c0107352 00000002 00000000 00000000 dffe93f8 ffffffff 00000286 00000292
       fffff11d 00000001 00000286 00000000 c0389a2a 00000246 0000002a c0339f8c
       c011f8c3 0000000a 00000000 c02aefa7
Call Trace:    [<c0107352>] [<c011f8c3>]

Code: fe df ff ff ff ff 86 02 00 00 92 02 00 00 1d f1 ff ff 01 00
 <0>Kernel panic: Attempted to kill the idel task!
<4>Completing Region/Field/Buffer/Package initialization:In idle task - not syncing