openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105142, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./file1\x00', 0x2, 0x0)
write(r0, &(0x7f0000000240)="01", 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x105142, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000001340)='./file1\x00', 0x0, 0x0)
copy_file_range(r2, 0x0, r1, &(0x7f0000000280)=0x10000, 0xc3a, 0x0)