Comment # 26 on bug 1048348 from Joerg Roedel

(In reply to Bruno Friedmann from comment #25)
> This morning I restart again the computer with 4.4.7 and didn't make
> anything perticular. Most of the time it was idle.
> 
> [   18.662939] snd_hda_codec_hdmi hdaudioC1D1: HDMI: invalid ELD data byte 14
> [ 3399.447939] AMD-Vi: Command buffer timeout
> [ 3990.623640] fuse init (API version 7.23)
> [ 4619.309948] AMD-Vi: Command buffer timeout
> [ 7293.726212] AMD-Vi: Command buffer timeout
> [ 7963.199395] AMD-Vi: Command buffer timeout
> [ 8017.562241] AMD-Vi: Command buffer timeout
> [ 8183.861329] AMD-Vi: Command buffer timeout
> [ 8297.740165] AMD-Vi: Command buffer timeout

Does this also happen without the nvidia-driver being loaded?