Console rotates through all tty's after sitting for a bit

[William A. Mahaffey III]

On 01/21/16 02:29, Malcolm Matalka wrote:
> Polytropon <freebsd at edvax.de> writes:
>
>> On Wed, 20 Jan 2016 10:11:24 -0700 (MST), Warren Block wrote:
>>> On Wed, 20 Jan 2016, Malcolm Matalka wrote:
>>>
>>>> I installed FreeBSD on a machine (Dell OptiPlex 7010).  I'm in the
>>>> regular text console and if I just leave it, it starts rotating through
>>>> all the tty's rather than going into a screen saver or anything (I have
>>>> explicitly set the screen saver to a Blank screen).  It did this during
>>>> the install process as well.
>>>>
>>>> Has anyone experienced this and know why?  It doesn't seem to
>>>> negatively affect anything so far, it's just annoying.
>>> Something is hitting the PrintScrn key.
>> My first thought exactly. :-)
>>
>> Check the physical keyboard, and if it is a wireless keyboard,
>> check possible "offending" other keyboards of that kind, too.
> Interesting.  It's a wired, but USB, keyboard.  The keyboard itself is
> in Swedish but I am using an English (US) keymap.
>
> I'm curious though, why would this happen after sitting for awhile
> instead of all the time?  Just random keyboard driver freaking out after
> idling for a bit?
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FWIW, I see sporadic activity such as that w/ my USB kbd & mouse, every 
few days, I get some messages in my syslog file about keyboard/mouse 
disconnects:


Jan 14 09:20:20 kabini1 kernel: ugen4.2: <USB> at usbus4 (disconnected)
Jan 14 09:20:20 kabini1 kernel: ukbd0: at uhub4, port 3, addr 2 
(disconnected)
Jan 14 09:20:20 kabini1 kernel: ums0: at uhub4, port 3, addr 2 
(disconnected)
Jan 14 09:20:21 kabini1 kernel: ugen4.2: <USB> at usbus4
Jan 14 09:20:21 kabini1 kernel: ukbd0: <USB USB Keyboard, class 0/0, rev 
1.10/1.10, addr 2> on usbus4
Jan 14 09:20:21 kabini1 kernel: kbd2 at ukbd0
Jan 14 09:20:21 kabini1 kernel: ums0: <USB USB Keyboard, class 0/0, rev 
1.10/1.10, addr 2> on usbus4
Jan 14 09:20:21 kabini1 kernel: ums0: 3 buttons and [XYZ] coordinates ID=3
Jan 15 14:34:22 kabini1 dbus[846]: [system] Failed to activate service 
'org.freedesktop.Avahi': timed out
Jan 18 18:03:07 kabini1 kernel: ugen4.2: <USB> at usbus4 (disconnected)
Jan 18 18:03:07 kabini1 kernel: ukbd0: at uhub4, port 3, addr 2 
(disconnected)
Jan 18 18:03:07 kabini1 kernel: ums0: at uhub4, port 3, addr 2 
(disconnected)
Jan 18 18:03:08 kabini1 kernel: usb_alloc_device: set address 2 failed 
(USB_ERR_IOERROR, ignored)
Jan 18 18:03:10 kabini1 kernel: usbd_setup_device_desc: getting device 
descriptor at addr 2 failed, USB_ERR_IOERROR
Jan 18 18:03:10 kabini1 kernel: ugen4.2: <USB> at usbus4
Jan 18 18:03:10 kabini1 kernel: ukbd0: <USB USB Keyboard, class 0/0, rev 
1.10/1.10, addr 2> on usbus4
Jan 18 18:03:10 kabini1 kernel: kbd2 at ukbd0
Jan 18 18:03:10 kabini1 kernel: ums0: <USB USB Keyboard, class 0/0, rev 
1.10/1.10, addr 2> on usbus4
Jan 18 18:03:10 kabini1 kernel: ums0: 3 buttons and [XYZ] coordinates ID=3
Jan 18 18:03:10 kabini1 kernel: uhub_explore: illegal enable change, port 3


Seems harmless, doesn't affect usability, may be unrelated .... $0.02, 
no more, no less. BTW:

[root at kabini1, /etc, 9:29:28am] 479 % uname -a
FreeBSD kabini1.local 9.3-RELEASE-p30 FreeBSD 9.3-RELEASE-p30 #0: Mon 
Nov  2 10:11:50 UTC 2015 
root at amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC amd64
[root at kabini1, /etc, 9:31:27am] 480 %

-- 

	William A. Mahaffey III

  ----------------------------------------------------------------------

	"The M1 Garand is without doubt the finest implement of war
	 ever devised by man."
                            -- Gen. George S. Patton Jr.