mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x2000005, 0x32, 0xffffffffffffffff, 0x0)
r0 = socket$inet6_udplite(0xa, 0x2, 0x88)
getsockopt$bt_hci(r0, 0x88, 0x1, 0x0, &(0x7f0000001580))