Tru Huynh wrote: > On Thu, Mar 26, 2009 at 05:27:10PM +0100, Frank Thommen wrote: >>> What cpio options did you use to re-create modules/modules.cgz and then >>> the initrd.img? >> I used `cpio -ovF <file>` and `cpio -ov -H crc -F <file>` (I found the >> latter on http://sial.org/howto/linux/initrd/). However I could not >> find any "officially looking" information about how the >> initrd.img/modules.cgz is created. > > find ./ | cpio -H newc -o | | gzip -c9 > /path/to/my/initrd.img This give a slightly different error message: [...] md: Autodetecting RAID arrays. md: autorun ... md: ... autorun DONE. VFS: Cannot open root device "<NULL>" or unknown-block(253,3) Please append a correct "root=" boot option Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(253,3) The two "RAMDISK" error lines have gone. I have archived modules/modules.cgz *and* initrd.img with "-H newc". frank