Disappearing userland output with -current

[Gary Jennejohn]

On Thu, 14 Jun 2007 15:02:40 +0200
Ivan Voras <ivoras at fer.hr> wrote:

> Gary Jennejohn wrote:
> 
> > The symptom is that _all_ userland output disappears, which makes it
> > rather difficult to do anything. I'm forced to reboot the box until
> > the boot output isn't trashed.
> > 
> > If I break into ddb then all the output becomes visible, but leaving
> > ddb then results in no userland output appearing again.
> 
> Do you use vidcontrol to set different video mode?
> 

no

> How exactly does "output disappear"? Does the screen go blank? Does
> the console just stop outputting characters?
> 

no output on the console except for...

> Why do you say "userland output"? Do kernel messages appear? (You can 
> check this by e.g. inserting a USB memory stick in the machine).
> 

kernel messages. That means, no messages from init, from rc.d scripts,
no login prompt.

As I wrote, this problem only appears when kernel boot messages are
garbled.

--- 
Gary Jennejohn / garyjATjennejohnDOTorg gjATfreebsdDOTorg
garyjATdenxDOTde