After upgrading a 14.04 production server from 3.13 kernel to 4.4.0-112 it started producing these errors every couple of minutes: [drm:drm_edid_block_valid [drm]] *ERROR* EDID checksum is invalid, remainder is 130 Raw EDID: 00 ff ff ff ff ff ff 00 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff …

Ubuntu VPS Hosting via How to get rid of “i2c i2c-1: sendbytes: NAK bailout” errors on Ubuntu Server?.