r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a)
setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f0000000080)=0x9, 0x4)
sendto(r0, &(0x7f0000000000)="5e9e", 0x2, 0x50, &(0x7f00000000c0)=@l2tp6={0xa, 0x0, 0x0, @mcast1}, 0x80)