r0 = socket$inet6_udplite(0xa, 0x2, 0x88)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @empty}}, 0x1c)
r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
setsockopt$inet6_opts(r0, 0x29, 0x37, &(0x7f0000000140)=ANY=[], 0x58)
setsockopt$inet6_IPV6_ADDRFORM(r0, 0x29, 0x1, &(0x7f0000000040), 0x4)
sendfile(r0, r1, 0x0, 0xf5)