Subject: Re: reboot problems unmounting root'
To: Zafer Aydogan <>
From: Tom Spindler <>
List: tech-userlevel
Date: 07/04/2007 15:48:22
> >Build it with LOCKDEBUG, take pictures of the panic message/backtrace and
> >send a PR.
> >
> Screenshot is available at:

As an FYI: if you

sysctl -w ddb.tee_msgbuf=1

everything you do in ddb will be saved in the dmesg buffer, which is
(usually) preserved across reboots. Quite handy.