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Date: Sat, 12 Apr 2008 14:29:35 -0500 (CDT)
From: Larry Rosenman <ler@lerctr.org>
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To: Jeremy Chadwick <koitsu@freebsd.org>
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Cc: freebsd-stable@freebsd.org
Subject: Re: Hang after flushing all buffers/no reboot
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On Sat, 12 Apr 2008, Jeremy Chadwick wrote:

> On Sat, Apr 12, 2008 at 10:16:39AM -0500, Larry Rosenman wrote:
>> I have a amd64 system that when I try to reboot it, it hangs after the "All
>> buffers flushed" message.
>>
>> I thought I had all the debug stuff in place (I'll attach the config and
>> a dmesg), but I can't get it into ddb to get the backtrace :(
>>
>> Ideas?
>
> Try playing with hw.acpi.disable_on_reboot and hw.acpi.handle_reboot.
>
Seeting hw.acpi.handle_reboot = 1 (via sysctl, fwiw) 
seems to have at least worked once :)

Thanks for the tip!


> I'm not sure if these are settable via sysctl or need to be done via
> loader.conf.
>
>

-- 
Larry Rosenman                     http://www.lerctr.org/~ler
Phone: +1 512-248-2683                 E-Mail: ler@lerctr.org
US Mail: 430 Valona Loop, Round Rock, TX 78681-3893