In a s4 member config, the parent winbindd must trigger initialisation of passdb_dsdb, otherwise we're going to use a bogus newly created SID for our domain when initializing the domain list and not the domain SID from dsdb.
Created attachment 13143 [details] Patch for 4.5 and 4.6 cherry-picked from master
Pushed to autobuild-v4-{6,5}-test.
(In reply to Karolin Seeger from comment #2) Pushed to both branches. Closing out bug report. Thanks!