[oi-dev] (Laptop) Keyboard locking up when in kmdb panic handler

[Gordon Ross]

On Thu, Oct 4, 2012 at 4:04 AM, Jim Klimov <jimklimov at cos.ru> wrote:
> While tracing my laptop's bootup, I pass the "-k" option to the
> kernel boot line in GRUB. Whenever a panic happens, instead of
> rebooting instantly the laptop does display a list of loaded
> modules, stacktrace, etc. and a kmdb prompt with an invitation
> to "continue" (:c) to reboot the system.
>
> Unfortunately, something like 19 times out of 20 the keyboard is
> locked up, so it ignores my attempts to continue, ctrl+alt+del
> or otherwise reboot the system. This being a laptop and lacking
> a reset button, I can only hold the power button to turn it off
> and then back on, which is inconvenient and induces unneeded wear
> on the mechanics (hdd, fans, etc.)
>
> I've seen discussions of similar problems a while ago, and hoped
> they were sorted out by now. Well, as of oi_151a5 they are still
> here :(
>
> Ideas welcome,
> //Jim Klimov

USB keyboard?

-- 
Gordon Ross <gwr at nexenta.com>
Nexenta Systems, Inc.  www.nexenta.com
Enterprise class storage for everyone