r0 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_REQ_SET_REG(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)={0x1c, r0, 0x1, 0x0, 0x0, {{0x1a}}, [@NL80211_ATTR_REG_ALPHA2={0x7, 0x21, 'aa\x00'}]}, 0x1c}}, 0x0)