r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$netlink(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000200)={0x1c, 0x6a, 0x101, 0x0, 0x0, "", [@nested={0xc, 0x0, 0x0, 0x1, [@typed={0x8, 0x0, 0x0, 0x0, @ipv4=@initdev={0xac, 0x1e, 0x0, 0x0}}]}]}, 0x1c}], 0x1}, 0x0)