Re: i386: 9.99.108 traps booting on VirtualBox

[Valery Ushakov <uwe%stderr.spb.ru@localhost>]

On Mon, Dec 12, 2022 at 23:31:06 +0300, Valery Ushakov wrote:

> > > With KDTRACE_HOOKS enabled (modulo clockintr hack) and the serial
> > > console (for debugging) I see the system stuck on console output when
> > > rc runs.  It gets unstuck on a com interrupt (e.g. pressing a key).
> > > 
> > > Seems to work fine with KDTRACE_HOOKS disabled.
> > 
> > Do you mean that:
> > 
> > - with KDTRACE_HOOKS enabled, clockintr hack applied, and console on
> >   serial, system gets stuck on console output until com interrupt
> 
> Yes, I get some of the early output from rc and then the system
> stalls.  There's no further rc output and I don't get a login prompt
> on the wscons.  When I type a key into the serial console, the output
> gets unstuck and I get the rest of the rc output and the login prompt
> on wscons.

PS: This is not on real hardware though, but under VirtualBox with
serial connected to a TCP port.  I have an ancient Dell laptop with a
real on-board serial that I can probably try to verify this with if
need be.

-uwe