r0 = socket$inet6_udp(0xa, 0x2, 0x0)
setsockopt$inet6_buf(r0, 0x29, 0x21, &(0x7f0000000000)="92f46193", 0x4)
connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x2, @empty}, 0x1c)