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Date:      Tue, 9 Dec 2014 02:17:47 -0800
From:      "Christopher R. Bowman" <crb@chrisbowman.com>
To:        John Baldwin <jhb@freebsd.org>
Cc:        "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org>, Adrian Chadd <adrian@freebsd.org>, Tony Maher <tonymaher@optusnet.com.au>
Subject:   Re: 10.1 hangs during boot on Intel DP35DP board
Message-ID:  <A2E116B4-1A45-4059-89B8-912A994ADD52@ChrisBowman.com>
In-Reply-To: <3125619.Pmuf3ojzUs@ralph.baldwin.cx>
References:  <1dbd10028e6466adac4d5c10cf7e099d4fe035c1@webmailnew.optuszoo.com.au> <4750778.kghJ8KRE21@ralph.baldwin.cx> <B765AF11-1EF7-4164-9F95-03822B4FF953@ChrisBowman.com> <3125619.Pmuf3ojzUs@ralph.baldwin.cx>

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> On Dec 8, 2014, at 10:32 AM, John Baldwin <jhb@freebsd.org> wrote:
>=20
> On Saturday, December 06, 2014 01:37:09 PM Christopher R. Bowman =
wrote:
>> John,
>> Its still sitting but I turned on verbose output and it's been =
sitting for
>> 10 minutes so far without any further output. Christopher.
>=20
> Grrr, then it might be stuck elsewhere than the interrupt config =
hooks. =20
> Unfortunately we'd really need to find a way to get into DDB.  I think =
GENERIC=20
> doesn't include BREAK_TO_DEBUGGER by default, so Ctrl-Alt-Esc doesn't =
work out=20
> of the box.  Can you break into the loader prompt and type 'set=20
> debug.kdb.break_to_debugger=3D1' before booting?  Ctrl-Alt-Esc should =
then work=20
> when it hangs.  Once that happens, please get the output of 'ps' from =
DDB.
>=20
>> --
>> Christopher R. Bowman
>>=20
>>> On Dec 5, 2014, at 7:20 AM, John Baldwin <jhb@freebsd.org> wrote:
>>>=20
>>> On Thursday, December 04, 2014 07:42:48 PM Christopher R. Bowman =
wrote:
>>>>> On Dec 4, 2014, at 8:39 AM, John Baldwin <jhb@freebsd.org> wrote:
>>>>>> On Wednesday, December 03, 2014 9:36:01 am Adrian Chadd wrote:
>>>>>> Hi,
>>>>>>=20
>>>>>> I'm not sure - it may be that the timekeeping stuff is a bit =
confused.
>>>>>> Maybe it's now time to file a bug and see if we can loop the
>>>>>> timekeeping folk into it.
>>>>>=20
>>>>> This is probably not timekeeping.  That message is just the last =
thing
>>>>> printed before the interrupt-driven hooks are run.  If you booted =
a HEAD
>>>>> snapshot the kernel should have DDB compiled in.  Please drop into =
DDB
>>>>> using Ctrl-Alt-Esc and then run 'show conifhk' and reply here with =
the
>>>>> output please.
>>>>=20
>>>> John,
>>>>=20
>>>>   Thank you for responding.  I tried that but the machine seemed =
wedged
>>>>   at
>>>>=20
>>>> that point.  I can=E2=80=99t drop into DDB using Ctrl-Alt-Esc nor =
can I do
>>>> Ctrl-Alt-Del to reboot.  All I can do it push the reset button.
>>>> Christopher
>>>=20
>>> If you let it sit for 60 seconds it should print out a message =
telling you
>>> what it is waiting on.
>=20
>=20
> --=20
> John Baldwin


John,
	I tried this twice on the off chance I typed it wrong once.  =
This had no effect.  After letting the machine sit for 5 minutes there =
was no further output or prompt.  Doesn=E2=80=99t look like it dropped =
into the debugger.  Any more suggestion?
Christopher




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