vt(4) and geli(8)

[Warner Losh]

On Apr 19, 2014, at 10:22 AM, Greg Rivers <gcr+freebsd-stable at tharned.org> wrote:

> On Fri, 18 Apr 2014, Glen Barber wrote:
> 
>> I'm convinced this is a USB issue.  When I have a USB keyboard plugged in to my laptop, I observe the same behavior as Chris (on 11.0-CURRENT r264302).
>> 
>> When I am prompted to enter the passphrase and do not have the USB keyboard plugged in (meaning, my laptop built-in keyboard), do not observe this behavior.
>> 
> 
> My case doesn't seem to be directly USB related.  The laptop where I see this does not have a USB keyboard.  And when I boot without loading any USB drivers (uhci, ehci) at all, the problem still exists.
> 
> However, I just discovered that if I load the kbdmux driver, it works as expected.  What do you suppose that means?

Sure sounds like an interrupt mess that the vt(8) author needs to work out with the usb author.

Warner