Can't extract initramfs about galaxys2_kernel_repack HOT 3 CLOSED

[me@me-laptop galaxys2_kernel_repack]$ export LC_ALL=C
[me@me-laptop galaxys2_kernel_repack]$ ./unpack.sh /tmp/zImage /tmp/z
[I] Extracting lzma'd kernel image from file: /tmp/zImage (start = 7113) 
[I] CPIO compression type detected = none | offset = 240692 
[I] Extracting non-compressed CPIO image from kernel image (offset = 240692) 
[I] Expanding CPIO archive: initramfs.cpio to /tmp/z. 
[me@me-laptop galaxys2_kernel_repack]$ ls -lah /tmp/z
total 0
drwxr-xr-x  3 me     users  60 Sep 28 13:23 .
drwxrwxrwt 13 root root  440 Sep 28 13:23 ..
drwxr-xr-x  2 me     users  40 Sep 28 13:23 .payload
[me@me-laptop galaxys2_kernel_repack]$ ls -lah /tmp/z/.payload/
total 0
drwxr-xr-x 2 me users 40 Sep 28 13:23 .
drwxr-xr-x 3 me users 60 Sep 28 13:23 ..