The following reply was made to PR usb/175731; it has been noted by GNATS.
From: Hans Petter Selasky <hsela...@c2i.net>
Cc: Norbert Koch <nk...@demig.de>,
Subject: Re: usb/175731: detaching USB keyboard freezes other USB keyboards
Date: Thu, 31 Jan 2013 15:23:34 +0100
On Thursday 31 January 2013 15:03:03 Norbert Koch wrote:
> >Number: 175731
> >Category: usb
> >Synopsis: detaching USB keyboard freezes other USB keyboards
> >Confidential: no
> >Severity: non-critical
> >Priority: low
> >Responsible: freebsd-usb
> >State: open
> >Class: sw-bug
> >Submitter-Id: current-users
> >Arrival-Date: Thu Jan 31 14:10:00 UTC 2013
> >Originator: Norbert Koch
> >Release: 9.0
> FreeBSD 9.0-RELEASE-p3 FreeBSD 9.0-RELEASE-p3 #0: Thu Jan 24 16:31:49 CET
> ONLY i386
> My kernel is compiled without support for atkbd. I only use USB keyboards.
> Attaching is fine but when detaching, any of the keyboards - I tried up to
> three - the other keyboards freeze. If I attach the keyboard again the
> other keyboards unfreeze and work as before.
> The problem has something to do with devd.
> Detaching works without problems in single user mode or with devd not
> running. As long as dev does not run *during* detaching things seem to be
> ok too.
> Commenting out usb keyboard related entries in /etc/devd.conf
> or /etc/devd/usb.conf does not help.
> Commenting out syscons_setkeyboard in /etc/rc.d/syscons does not help
> Attach two USB keyboards.
> Detach any of them.
> The still connected keyboards freezes.
> Reconnect other keyboard.
> Both keyboards work.
Is this with or without X11?
Can you try 9-stable?
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