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

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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 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 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 ff ff
ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
i2c i2c-1: sendbytes: NAK bailout.
i2c i2c-1: sendbytes: NAK bailout.
i2c i2c-1: sendbytes: NAK bailout.
i2c i2c-1: sendbytes: NAK bailout.
i2c i2c-1: sendbytes: NAK bailout.
i2c i2c-1: sendbytes: NAK bailout.
i2c i2c-1: sendbytes: NAK bailout.


How can I get rid of them? It doesn't have Xserver installed, obviously.



$ lsmod | grep kms
drm_kms_helper 151552 1 radeon
drm 360448 4 ttm,drm_kms_helper,radeon
fb_sys_fops 16384 1 drm_kms_helper
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper









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    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 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 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 ff ff
    ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
    i2c i2c-1: sendbytes: NAK bailout.
    i2c i2c-1: sendbytes: NAK bailout.
    i2c i2c-1: sendbytes: NAK bailout.
    i2c i2c-1: sendbytes: NAK bailout.
    i2c i2c-1: sendbytes: NAK bailout.
    i2c i2c-1: sendbytes: NAK bailout.
    i2c i2c-1: sendbytes: NAK bailout.


    How can I get rid of them? It doesn't have Xserver installed, obviously.



    $ lsmod | grep kms
    drm_kms_helper 151552 1 radeon
    drm 360448 4 ttm,drm_kms_helper,radeon
    fb_sys_fops 16384 1 drm_kms_helper
    syscopyarea 16384 1 drm_kms_helper
    sysfillrect 16384 1 drm_kms_helper
    sysimgblt 16384 1 drm_kms_helper









    share|improve this question























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      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 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 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 ff ff
      ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.


      How can I get rid of them? It doesn't have Xserver installed, obviously.



      $ lsmod | grep kms
      drm_kms_helper 151552 1 radeon
      drm 360448 4 ttm,drm_kms_helper,radeon
      fb_sys_fops 16384 1 drm_kms_helper
      syscopyarea 16384 1 drm_kms_helper
      sysfillrect 16384 1 drm_kms_helper
      sysimgblt 16384 1 drm_kms_helper









      share|improve this question













      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 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 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 ff ff
      ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.
      i2c i2c-1: sendbytes: NAK bailout.


      How can I get rid of them? It doesn't have Xserver installed, obviously.



      $ lsmod | grep kms
      drm_kms_helper 151552 1 radeon
      drm 360448 4 ttm,drm_kms_helper,radeon
      fb_sys_fops 16384 1 drm_kms_helper
      syscopyarea 16384 1 drm_kms_helper
      sysfillrect 16384 1 drm_kms_helper
      sysimgblt 16384 1 drm_kms_helper






      14.04 server kernel kms






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      asked Feb 18 at 11:05









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          For now, downgrading to 3.13.0-141 helped.






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            For now, downgrading to 3.13.0-141 helped.






            share|improve this answer
























              up vote
              0
              down vote













              For now, downgrading to 3.13.0-141 helped.






              share|improve this answer






















                up vote
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                down vote










                up vote
                0
                down vote









                For now, downgrading to 3.13.0-141 helped.






                share|improve this answer












                For now, downgrading to 3.13.0-141 helped.







                share|improve this answer












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                answered Feb 18 at 11:23









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