r0 = socket$inet6_udp(0xa, 0x2, 0x0)
getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000008f80)={@local, 0x0, 0x2}, &(0x7f0000008fc0)=0x20)