r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000000)={0x20, 0x6a, 0x878c5bf8df414e27, 0x0, 0x0, {0x0, 0x2}, [@nested={0xc, 0x0, 0x0, 0x1, [@typed={0x8, 0xa, 0x0, 0x0, @ipv4=@private}]}]}, 0x20}}, 0x0)