The test_smbclient_tarmode.pl test operates on $LOCAL_PATH by default and removes everything. So it deletes all precreated files and directories which the setup_fileserver() function initially set up. Patch will follow.
Created attachment 13322 [details] patch for 4.6
Karolin, please add the the next 4.6 release. Thanks.
(In reply to Andreas Schneider from comment #2) Pushed to autobuild-v4-6-test.
(In reply to Karolin Seeger from comment #3) Pushed to v4-6-test. Closing out bug report. Thanks!