NetBSD Problem Report #55575

From www@netbsd.org  Fri Aug 14 10:26:08 2020
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Date: Fri, 14 Aug 2020 10:26:07 +0000 (UTC)
From: prlw1@cam.ac.uk
Reply-To: prlw1@cam.ac.uk
To: gnats-bugs@NetBSD.org
Subject: bridge broken for run(4) - 802.11?
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>Number:         55575
>Category:       kern
>Synopsis:       bridge broken for run(4) - 802.11?
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Fri Aug 14 10:30:00 +0000 2020
>Last-Modified:  Fri Aug 14 12:40:01 +0000 2020
>Originator:     Patrick Welche
>Release:        NetBSD-9.99.70/amd64
>Organization:
>Environment:
>Description:
box x.y.z.A ----- if0 tap0 -- vioif0 qemu x.y.z.B

brconfig bridge add if0 add tap0

If "if0" == "wm0" all works as expected.
If "if0" == "run0" box & qemu can't communicate.

Presumably run0 is the

     A bridge can be used to provide several services, such as a simple
     802.11-to-Ethernet bridge for wireless hosts, and traffic isolation.

case?

>How-To-Repeat:

>Fix:

>Audit-Trail:
From: "Jonathan A. Kollasch" <jakllsch@kollasch.net>
To: gnats-bugs@netbsd.org
Cc: 
Subject: Re: kern/55575: bridge broken for run(4) - 802.11?
Date: Fri, 14 Aug 2020 07:38:01 -0500

 Is WPA in use on the 802.11 network?  I'm not sure if it's an inherent
 limitation of WPA or 802.1x; but I've never been able to use
 Station-mode 802.11 interfaces with WPA with a bridge(4) successfully.
 It's my understanding that WPA/.1x only authenticates a single MAC
 address to the access point.

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