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Date: Thu, 8 Jan 2009 21:18:43 GMT
From: Nimnod <nimnod@eranet.pl>
To: freebsd-gnats-submit@FreeBSD.org
Subject: [wlan_xauth] hostapd restart causing kernel panic
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>Number:         130311
>Category:       kern
>Synopsis:       [wlan_xauth] [panic] hostapd restart causing kernel panic
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-net
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Jan 08 21:20:01 UTC 2009
>Closed-Date:    
>Last-Modified:  Thu Jan 08 21:41:10 UTC 2009
>Originator:     Nimnod
>Release:        7.1-RELEASE
>Organization:
>Environment:
FreeBSD neptune 7.1-RELEASE #0: Thu Jan 1 08:58:24 UTC 2009
root@driscoll.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd64
>Description:
Executing '/etc/rc.d/hostapd restart' sometimes causes kernel panic. The wireless adapter being used is Edimax with Ralink RT2561/RT61 chipset (ral). My hostapd is configured to use 802.1x authentication through a locally installed freeradius2 server. 
Wlan_xauth.ko module loaded, generic kernel; I managed to determine that the panic happens regardless of whether radius is running or not. I tried this on a custom kernel as well, with wlan_xauth compiled in. Seems not make any difference.
Below attached hostapd configuration:

interface=ral0
debug=0
ctrl_interface=/var/run/hostapd
ctrl_interface_group=wheel
ssid=myssid
ieee8021x=1
own_ip_addr=10.1.0.1
auth_server_addr=127.0.0.1
auth_server_port=1812
auth_server_shared_secret=secret
wpa=1
wpa_key_mgmt=WPA-EAP
wpa_pairwise=CCMP
>How-To-Repeat:
Just issue /etc/rc.d/hostapd restart. Might not panic every time, though.
>Fix:


>Release-Note:
>Audit-Trail:
Responsible-Changed-From-To: freebsd-bugs->freebsd-net 
Responsible-Changed-By: linimon 
Responsible-Changed-When: Thu Jan 8 21:40:59 UTC 2009 
Responsible-Changed-Why:  
Over to maintainer(s). 

http://www.freebsd.org/cgi/query-pr.cgi?pr=130311 
>Unformatted:
