copy_file_range(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0)
pipe2(&(0x7f0000000400)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x0)
r1 = memfd_create(&(0x7f00000000c0)='-%\xe6\x00', 0x0)
splice(r1, &(0x7f00000007c0), r0, 0x0, 0xde, 0x0)