On Tue, 2018-05-22 at 09:48 -0500, Denis Kenzior wrote: > Hi Arend, > > > > Are you saying the first result is from the Beacon and the other is from > > > the Probe Response? Then why are the 'Information elements from Probe > > > Response frame' the way they are? > > > > Nope. I am not saying that. I am saying that there are two probe > > requests being sent. One with broadcast ssid, ie. ssid_len == 0, and > > with ssid 'myssid'. But it is speculation without a sniffer capture. > > Ah I see what you mean now. No, we traced this down to hostapd itself > and it was receiving a single Probe Request with the ssid set and > replying to it per spec. So I'm pretty confident this scenario isn't > what is happening. Let me try to get some actual packet captures... Was "myssid" the real SSID, or did you hide that from us and it was really 9 characters long in the original? If it was really 9 characters long I could imagine that there's a different bug with a beacon with all-zero-bytes having been received (and getting stuck into the probe response buffer for some reason), and then you *should* see both entries. johannes