r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000b00), 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_REG(r0, &(0x7f0000000cc0)={0x0, 0x0, &(0x7f0000000c80)={&(0x7f0000000b80)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NL80211_ATTR_REG_RULES={0x4}, @NL80211_ATTR_REG_ALPHA2={0x7, 0x21, 'aa\x00'}]}, 0x20}}, 0x0)