r0 = socket$netlink(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000005c0)={<r1=>0xffffffffffffffff})
sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x20, 0x15, 0x1, 0x0, 0x0, {0xa}, [@typed={0x8, 0x0, 0x0, 0x0, @fd=r1}, @nested={0x4, 0x6}]}, 0x20}}, 0x0)