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Date: Tue, 6 Jan 2004 15:34:34 -0800 (PST)
From: Nate Lawson <nate@root.org>
To: Vaidas Damosevicius <vd@vmunix.lt>
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cc: current@freebsd.org
Subject: Re: ACPI panic
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On Sat, 3 Jan 2004, Vaidas Damosevicius wrote:
> 	5.2-CURRENT (I made cvsup/kernel few minutes ago) panics on HP
> Compaq nx7000 with ACPI. Without ACPI everything works fine.
>
> kernel trap 12 with interrupts disabled
>
> Fatal trap 12: page fault while in kernel mode
> cpuid = 0; apic id = 00
> fault virtual address   = 0x6c
> fault code              = supervisor read, page not present
> instruction pointer     = 0x8:0xc0654f3d
> stack pointer           = 0x10:0xdfa587ec
> frame pointer           = 0x10:0xdfa587f0
> code segment            = base 0x0, limit 0xfffff, type 0x1b
>                         = DPL 0, pres 1, def32 1, gran 1
> processor eflags        = resume, IOPL = 0
> current process         = 7 (acpi_task1)
> trap number             = 12
> panic: page fault
> cpuid = 0;

More information is needed.  Enable "options DDB" and type "tr" after
the panic to get a backtrace.

This is likely going to show acpi_tz_monitor() in the callstack.  I can't
get anyone who can reproduce this regularly so if you can, that would help
me fix the root problem.

-Nate