Re: Parallel port printing crashes 7.0 system

From: Kris Kennaway <kris_at_FreeBSD.org>
Date: Mon, 24 Sep 2007 21:05:16 +0200
P.U.Kruppa wrote:
> On Mon, 24 Sep 2007, Remko Lodder wrote:
> 
>> On Mon, Sep 24, 2007 at 11:50:37AM +0200, P.U.Kruppa wrote:
>>>  On Mon, 24 Sep 2007, Kris Kennaway wrote:
>>>
>>>> P.U.Kruppa wrote:
>>>>> Hello,
>>>>> I use a HP Deskjet 990 Cxi via parallel port with cups and hpijs 
>>>>> driver on
>>>>> FreeBSD pukruppa.net 7.0-CURRENT FreeBSD 7.0-CURRENT #0: Fri Sep 21
>>>>> 16:52:59 CEST 2007 amd64
>>>>> When I try to print a little bit more complex documents 
>>>>> (OpenOffice, pdf)
>>>>> my System will crash.
>>>>> On my root terminal there will be a long list of
>>>>> lpt0: [ITHREAD]
>>>>> lpt0: [GIANT-LOCKED]
>>>>> lpt0: [ITHREAD]
>>>>> [...]
>>>>> lines, then some dumping activity and a reboot.
>>>>> I upgraded to 7.0 last week, so all I can say is: everything was 
>>>>> fine with
>>>>> 6.2 .
>>>>> Please tell me if you need more information.
>>>>
>>>> Well yeah, how about e.g. the actual details from the panic?
>>>  How do I get them?
>>>  Do I have to recompile my kernel (I put off debugging and Witness 
>>> Options)?
>>
>> Hello,
>>
>> Check 
>> http://www.freebsd.org/doc/en/books/developers-handbook/kerneldebug.html 
>> for
>> more information.
>>
>> Thanks
>>
>> -- 
>> Kind regards,
>>
>>     Remko Lodder               ** remko_at_elvandar.org
> Sorry, from developer's handbook I guess I should find a vmcore.N file. 
> There isn't any. My parallel printing attempts end up in some kind of 
> single user mode on the root terminal with a
>     db>
> prompt. Can I do anything with that?

Yes, that's the DDB prompt that the documentation describes.  It tells 
you how to trigger the dump and obtain other important debugging.

Kris
Received on Mon Sep 24 2007 - 17:05:16 UTC

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