wpa_supplicant ndiswrapper

Jouni Malinen j
Thu Aug 7 11:21:14 PDT 2008

On Thu, Aug 07, 2008 at 07:50:57PM +0200, Gerhard Schaden wrote:

> I'm struggling with a very strange behavior of wpa_supplicant. Updating
> to ubuntu 8.04 with kernel 2.6.24-16 may be related, because I didn't
> face these problems with 2.6.22. 
> Using different versions of ndiswrapper, xpdrivers, wpa_supplicant lead
> always to the same issue. 

Which WLAN card and which NDIS driver are you using?

> the connection is never finished, here is some output of the debug. It
> looks like a packet from the wpa headshake is seen twice.

Well, the connection is "finished", but something triggers the handshake
to be started again.

> And now the strange part, if I  trace wpa_supplicant which strace it
> works.

I would guess that this slows down something enough to avoid timing
related race condition in sending out msg 4/4 and configuring the
encryption keys..

Jouni Malinen                                            PGP id EFC895FA

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