Hostapd disconnects clients

Jouni Malinen j at
Wed Feb 15 02:56:07 PST 2017

On Mon, Feb 13, 2017 at 01:03:51PM +0530, ravin goyal wrote:
> Hello, I have an banana pi m2+ running raspian lite 3.4.112-sun8i
> I am using using hostapd-1:2.3-1+deb8u4
> I have managed to configure and run successfully on my wlan0 interface
> and for that I have to do
> modprobe -v bcmdhd op_mode=2

> I am able to connect to the AP and it works well but after sometime I
> noticed in syslog that it disconnects my connected client and following are
> the messages which i noticed in syslog when it disconnects client and
> afterwards.
> Feb 13 12:13:03 bpi-iot-ros-ai kernel: [ 2710.222339] _dhd_wlfc_deque_afq:
> queue is empty

These look like driver issues and some driver specific interop issues.

> I tried to connect again but device failed to connect and when i restart
> the hostapd it starts and connect to the client automatically
> strange ?
> I am not able to understand the errors in syslog and what have i done wrong
> here?
> Can someone please help me on this?

Probably not on this mailing list. I would direct this to whoever
maintains the WLAN driver you are using.

> And worse is that I sometime faced kernel crash in the middle when hostapd
> is running.

And this would be a WLAN driver issue as well and out-of-scope for this
mailing list.

Jouni Malinen                                            PGP id EFC895FA

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