r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105142, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
copy_file_range(r1, 0x0, r0, 0x0, 0x10001, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0)
r3 = openat$null(0xffffffffffffff9c, &(0x7f0000000040), 0x22801, 0x0)
sendfile(r3, r2, 0x0, 0x820d315)