On Mon, Aug 13, 2018 at 08:48:17PM +0200, Grzegorz Duszyński wrote: > Can I help you somehow with this ? Enable CONFIG_DEBUG_INFO=y in .config if not done already. Then do: make net/mac80211/util.o gdb net/mac80211/util.o l *(ieee80211_regulatory_limit_wmm_params+0x6e) and provide output of gdb l command, this should show code line number where oops occurs. Thanks Stanislaw