r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r1, 0x10e, 0x1, &(0x7f0000000040)=0x10, 0x4)
dup2(r0, r1)