Re: OOPS: getting an ACPI interrupt while in an ACPI interrupthangs my box

[Zhao Yakui]

On Tue, 2008-09-09 at 16:05 +0200, Holger Schurig wrote:
> I just got this OOPS:
If the system is booted with the boot option of
"processor.max_cstate=1", does the following warning message still
exist?

Of course you can open a new bug in bugzilla and attach the output of
dmesg, acpidump, lspci -vxxx.

http://bugzilla.kernel.org/enter_bug.cgi?product=ACPI

thanks.
> 
> irq 9: nobody cared (try booting with the "irqpoll" option)
> Pid: 0, comm: swapper Tainted: P          2.6.26.3 #3
>  [<c012f063>] __report_bad_irq+0x24/0x69
>  [<c012f06a>] __report_bad_irq+0x2b/0x69
>  [<c012f257>] note_interrupt+0x1af/0x1e4
>  [<c01cbc97>] acpi_irq+0xb/0x1c
>  [<c012e983>] handle_IRQ_event+0x1a/0x3f
>  [<c012f917>] handle_level_irq+0x63/0x84
>  [<c01046d0>] do_IRQ+0x4b/0x60
>  [<c010320f>] common_interrupt+0x23/0x28
>  [<c01d007b>] acpi_ds_create_operands+0x1c/0xf9
>  [<c0118f03>] __do_softirq+0x2c/0x75
>  [<c0118f6e>] do_softirq+0x22/0x26
>  [<c01191ea>] irq_exit+0x25/0x53
>  [<c01046d5>] do_IRQ+0x50/0x60
>  [<c010320f>] common_interrupt+0x23/0x28
>  [<c01ef3c0>] acpi_idle_enter_simple+0x16d/0x1d9
>  [<c025bdba>] cpuidle_idle_call+0x49/0x77
>  [<c025bd71>] cpuidle_idle_call+0x0/0x77
>  [<c010176c>] cpu_idle+0x48/0x61
>  =======================
> handlers:
> [<c01cbc8c>] (acpi_irq+0x0/0x1c)
> Disabling IRQ #9
> BUG: soft lockup - CPU#0 stuck for 138s! [syslogd:1952]
> 
> If I read that OOPS right, then I got an interrupt 
> ("common_interrupt"), which made the kernel run the ACPI 
> function "acpi_ds_create_operands" and while this executed, I've 
> got another interupt, which killed my for for 138 seconds ...
> 
> Shouldn't there some sort of protection about this or is the DSDT 
> of my device just bogus?
> 
> 
> 
> 
> Kernel 2.6.26.3
> 
> CPU: "Geode(TM) Integrated Processor by AMD PCS"
> 
> How to reproduce: press ACPI buttons repeatedly
> 
> ACPI related kernel-commandline entries: "pci=noacpi 
> acpi_serialize". The first is vital (no boot without), the 
> second one is an experiment, I got OOPSes without that, too.
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