kern/123556: kernel panic when removing a WPN511 wireless cardbus card which was plugged in while booting

[Ganbold]

Markus Vervier wrote:
>> Number:         123556
>> Category:       kern
>> Synopsis:       kernel panic when removing a WPN511 wireless cardbus card which was plugged in while booting
>> Confidential:   no
>> Severity:       serious
>> Priority:       medium
>> Responsible:    freebsd-bugs
>> State:          open
>> Quarter:        
>> Keywords:       
>> Date-Required:
>> Class:          sw-bug
>> Submitter-Id:   current-users
>> Arrival-Date:   Fri May 09 15:10:01 UTC 2008
>> Closed-Date:
>> Last-Modified:
>> Originator:     Markus Vervier
>> Release:        FreeBSD 7.0-RELEASE amd64
>> Organization:
>> Environment:
>>     
> FreeBSD mobilix 7.0-RELEASE FreeBSD 7.0-RELEASE #0: Sun Feb 24 10:35:36 UTC 2008     root at driscoll.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC  amd64
>
>   
>> Description:
>>     
>
> When removing the Netgear WPN511 PC Card from the slot you get a kernel panic if the card was already present at boottime. I experienced this also with cards from LevelOne using the ral driver.
>
> Panic-message: resource_list_release: resource entry is not busy
>
> Hardware: Thinkpad X60 / Core2Duo 2 GHZ / 2 GB RAM, Netgear WPN511 PC CARD
>
> dmesg:
> ath0: [ITHREAD]
> ath0: using obsoleted if_watchdog interface
> ath0: Ethernet address: 00:14:6c:04:c9:f0
> ath0: mac 7.9 phy 4.5 radio 5.6
>
>   
>> How-To-Repeat:
>>     
>
> Boot with the WPN511 plugged in and remove it when the system has booted.
>   
>> Fix:
>>     
>
> Plug in the card after booting.
>   
It is similar to PR kern/120282.
Please see http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/120282.


Ganbold

>   
>> Release-Note:
>> Audit-Trail:
>> Unformatted:
>>     
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