Comment # 4 on bug 1047004 from Andrei Borzenkov

(In reply to Ond��ej S��kup from comment #3)
> *** Bug 1046969 has been marked as a duplicate of this bug. ***

Well, mentioned bug contained workaround (confirmed as working by multiple
people); this workaround also gave rather good hint for the problem root cause. 

Mostly for the benefit of other users reading this bug report that offers
neither ...