The latest kernel changes in Tumbleweed were: r284 | dimstar_suse | 2015-09-01 22:34:59 CET | 6d1d260b454cded6af4d70132227e386 | 4.1.6 | rq327899 Automatic submission by obs-autosubmit ---------------------------------------------------------------------------- r283 | coolo | 2015-08-26 08:00:49 CET | 39ded2c9e4e1308d6b36bd1f76484759 | 4.1.6 | rq325300 The one checked in on September 1 has been released to the FTP Mirrors as part of the 20150903 snapshot (with build and QA, it ended up on the FTP mirrors on Sep 5) Does that date about co-incide with your statement of 'beginning of September' ?