mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0)
r0 = socket$inet6_udp(0xa, 0x2, 0x0)
setsockopt$inet6_mreq(r0, 0x29, 0x0, &(0x7f0000000000)={@remote}, 0x14)