[Fedora-livecd-list] umount: device is busy / cannot unlink ks-script

[Jeremy Katz]

On Wed, 2008-10-08 at 20:11 -0600, orion at cora.nwra.com wrote:
> > I'm trying to build a livecd with a custom ks file and getting:
[snip]
> > ioctl: LOOP_CLR_FD: Device or resource busy
>
> Retried with no %pre/%post and it works, so I guess I need to poke around
> there...

Yeah, usually this is caused by running something in your %post that
leaves files open.  The most common things are starting a service and
not stopping it or starting some other long-running thing and not having
it finish before the %post exists.  

Jeremy