Bug#389881: RC-ness of this bug
> > > I urge you to reconsider severity of this problem. There's
> another situation
> > > that makes it much worse:
> > The correct solution is to make d-i use labels in fstab and to find the
> > root file system. udev has not much to do with this.
> Which will enable a whole lot of other broken setups. Even uuids would be
> better to use, though I'm not sure all filesystem types expose one (ditto
> for labels, actually).
isn't udev supposed to provide persistant device naming avoiding this problem?