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Re: kern/43226: Panic when serial console reboots (?)

This is a bug in Windows.  For a long time it has sent BREAK when
rebooting.  Has caused much pain for IT infrastructure people
over the years. :-)

On Thu, Apr 29, 2010 at 02:35:02PM +0000, Martin Husemann wrote:
> The following reply was made to PR kern/43226; it has been noted by GNATS.
> From: Martin Husemann <>
> To:
> Cc: 
> Subject: Re: kern/43226: Panic when serial console reboots (?)
> Date: Thu, 29 Apr 2010 16:33:19 +0200
>  I bet it doesn't panic but just enter ddb due to a break send by the windows
>  machine. At the db> prompt type
>    c
>  (short for "continue") and see if you get back to a login: prompt.
>  You can make ddb ignore breaks and listen to a magic key sequence
>  instead by setting sysctl hw.cnmagic (man cnmagic and look for cn_set_magic
>  for a description of the format).
>  Martin

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