r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$nl_netfilter(r0, &(0x7f0000001080)={0x0, 0x0, &(0x7f0000001040)={&(0x7f0000000d00)={0x1c, 0x0, 0x4, 0x5, 0x0, 0x0, {}, [@nested={0x4, 0x60}, @generic="81"]}, 0x1c}}, 0x0)