r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000000000)=0x1, 0x4)
sendmmsg$inet6(r0, &(0x7f0000002840)=[{{0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000040)='1', 0x1}], 0x1}}], 0x1, 0x159909a46ddc7bc9)