signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0)
r0 = socket$inet6_udp(0xa, 0x2, 0x0)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1, 0x3}, 0x1c)
sendmmsg$inet6(r0, &(0x7f0000007100)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)=[@hoplimit={{0x14}}], 0x18}}], 0x1, 0x0)