Re: Crash in mlme.c, wireless-testing 2.6.39-wl + hacks

[Ben Greear <greearb@candelatech.com>]

On 07/01/2011 01:10 AM, Johannes Berg wrote:
>
>> Very little significant changes in this area, but I've a non-related
>> proprietary module loaded, and patches to various other parts of the
>> networking code.
>>
>> The full tree is here if you want to take a look, or I can send
>> you a full unified diff:
>>
>> http://dmz2.candelatech.com/git/gitweb.cgi?p=linux.wireless-testing-ct.ct/.git;a=summary
>
> Fair enough, I don't see anything there that would impact this bug.
>
>> Seems a tricky timing related bug, possibly we're only hitting it because
>> we're testing on an older C3 processor system that is significantly slower
>> than our normal test systems.
>
> Hm. That seems odd. I didn't see anything that lacked locking either.
>
> I think the detail that we need to investigate is what you said before:
>
>> configured for in-kernel authentication,
>> re-configure them for supplicant, let them associate, delete one of
>> them.
>
> but I don't see anything there either right now.

Well, would you accept a patch that checked for null bssid, and did a WARN_ON
and bailed out if found?  Seems little harm, and we verified that the system
otherwise remained stable with such a patch added...

Thanks,
Ben

-- 
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com