r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x46e2, 0x0)
r1 = creat(&(0x7f0000000000)='./file0\x00', 0x0)
r2 = dup(r0)
r3 = dup(r1)
copy_file_range(r2, 0x0, r3, &(0x7f00000003c0)=0x993, 0xffffffffffffff81, 0x0)