This bug is missing log files that will aid in diagnosing the problem.
>From a terminal window please run:

apport-collect 1675540

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

** Changed in: linux (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1675540

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

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  This bug still exists and looks like it was identified as part of the
  Nouveau video driver, experienced now with Ubuntu 16.10.

  Timed out (original?) bug thread:
  https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1015165

  Trackback on forums with no clear resolution:
  https://ubuntuforums.org/showthread.php?t=2074280

  
  Details:

  $ lsb_release -a
  No LSB modules are available.
  Distributor ID: Ubuntu
  Description:    Ubuntu 16.10
  Release:        16.10
  Codename:       yakkety

  $ lsmod | grep 'i2c'
  i2c_piix4              24576  0
  i2c_algo_bit           16384  1 nouveau
  support@apollo:~$ lsmod | grep 'nouveau'
  nouveau              1572864  1
  mxm_wmi                16384  1 nouveau
  video                  40960  1 nouveau
  i2c_algo_bit           16384  1 nouveau
  ttm                   102400  1 nouveau
  drm_kms_helper        167936  1 nouveau
  drm                   368640  4 nouveau,ttm,drm_kms_helper
  wmi                    16384  2 mxm_wmi,nouveau

  $ uname -a
  Linux apollo 4.8.0-40-generic #43-Ubuntu SMP Thu Feb 23 16:01:19 UTC 2017 
x86_64 x86_64 x86_64 GNU/Linux

  
  $ lspci | grep -i 'nvidia'
  01:00.0 VGA compatible controller: NVIDIA Corporation G92 [GeForce GTS 250] 
(rev a2)

  dmesg spam :

  [74243.701317] Raw EDID:
  [74243.702234]          78 ee c1 25 a3 56 4b 99 27 11 50 54 bf ef 80 95
  [74243.703153]          00 71 4f 81 80 95 0f 01 01 01 01 01 01 01 01 9a
  [74243.704050]          29 a0 d0 51 84 22 30 50 98 36 00 98 ff 10 00 00
  [74243.704925]          1c 00 00 00 fd 00 38 4b 1e 53 0e 00 0a 20 20 20
  [74243.705816]          20 20 20 00 00 00 ff 00 37 33 37 33 31 38 33 49
  [74243.706732]          32 38 57 53 01 00 00 00 fc 00 44 45 4c 4c 20 45
  [74243.707617]          31 39 38 57 46 50 0a 00 3a ff ff ff ff ff ff ff
  [74243.708508]          ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
  [74243.999965] i2c i2c-1: sendbytes: NAK bailout.
  [74246.557345] i2c i2c-1: sendbytes: NAK bailout.
  [74246.843767] i2c i2c-1: sendbytes: NAK bailout.
  [74247.128195] i2c i2c-1: sendbytes: NAK bailout.
  [74249.366638] i2c i2c-1: sendbytes: NAK bailout.
  [74250.883810] i2c i2c-1: sendbytes: NAK bailout.
  [74251.295261] i2c i2c-1: sendbytes: NAK bailout.
  [74252.939101] i2c i2c-1: sendbytes: NAK bailout.
  [74254.200165] i2c i2c-1: sendbytes: NAK bailout.
  [74254.885717] i2c i2c-1: readbytes: ack/nak timeout
  [74255.169703] i2c i2c-1: readbytes: ack/nak timeout
  [74255.737676] i2c i2c-1: readbytes: ack/nak timeout
  [74257.450821] i2c i2c-1: sendbytes: NAK bailout.

  No packages :
  $ dpkg --list | grep  -i 'nvidia'
  $ dpkg --list | grep  -i 'nouveau'

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