WPA/WPA2 Authentication failure - EAPOL-Key timeout

Jouni Malinen j
Tue Apr 29 07:33:21 PDT 2014

On Mon, Apr 28, 2014 at 02:58:58AM +0200, Sebastian Siebert wrote:

> I have tested this with hostapd 2.0, hostapd 2.1 and
> hostapd-latest-git. I always get the same authentication failure but
> I can not find out the real issue. I turned on the debug output and
> get "EAPOL-Key timeout" every time (see below: # journalctl -f).

> # grep ^[^#] /etc/hostapd.conf
> interface=wlp4s0
> bridge=br0

> 5: wlp4s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq
> master br0 state UP mode DEFAULT qlen 1000
>     link/ether 04:f0:21:0a:64:42 brd ff:ff:ff:ff:ff:ff
> 48: br0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT
>     link/ether 04:f0:21:0a:64:42 brd ff:ff:ff:ff:ff:ff

br0 does not seem to be up and since wlp4s0 is in that bridge, hostapd
won't be able to receive the EAPOL frames until br0 is in fully
operational state.

Jouni Malinen                                            PGP id EFC895FA

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