Description of problem:
The kernel doesn't have COMPAT_VDSO enabled, which is needed by scratchbox.
You can see details about the same problem in an Ubuntu release:
Version-Release number of selected component (if applicable):
According to scratchbox bugzilla, this was fixed in version 1.2 of scratchbox.
And you can always boot your system with "vdso=0" kernel option anyway.