r0 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0xb, &(0x7f0000000640)=0x3, 0x4) sendmsg$NL80211_CMD_NOTIFY_RADAR(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000001c0)={0x20, 0x0, 0x4, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)