On Thu, 2019-08-29 at 14:04 -0300, Ramon Fontes wrote: > Yes, that's what I (we?) expect. > > Yes, wmediumd has some log files, but they don't help me to identify > the reason of the problem. I also unsuccessfully tried to modified the > wmediumd code. Both wmediumd and mac80211_hwsim work fine up to kernel > version 4.17. The problem comes only from kernel 4.18. Since there are > some wmediumd related-codes in mac80211_hwsim, I was wondering whether > something wasn't missing in mac80211_hwsim (or even some needed > changes in wmediumd) that is causing such problem. Hmm, but are there? There's basically no change in hwsim between 4.17 and 4.18, only a few error path cleanups/fixes and the SUPPORTS_PS change which also shouldn't matter for this? > Another weird thing > is the channel, since the channel is the same as defined in hostapd > and doesn't match 5Ghz channels. You mean the DS element? That's just from the frame itself. johannes