Comment # 26 on bug 1166406 from Tony Jones

(In reply to Tony Jones from comment #25)
> (In reply to Michal Suchanek from comment #24)
> > This is not the way to tell. You must first unpack it. You could 'prove' any
> > rpm package is stripped of all symbols by running readelf on the rpm.
> 
> My understanding (as was Jiri's from looking at the code) is that libdw
> handles the unpacking.

Regardless, if I manually unpack the vmlinux from the vmlinuz using
scripts/extract-vmlinux, the result contains no symbols.