r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a)
connect(r0, &(0x7f0000007780)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @empty}}}, 0x80)