Comment 4 for bug 2027641

The problem occurs again at 1893 seconds after boot. There are similar log messages.

$ sudo dmesg | grep snd
[sudo] password for gle:
[ 4.356180] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040380
[ 4.356283] snd_hda_intel 0000:00:1f.3: enabling device (0000 -> 0002)
[ 5.724531] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
[ 5.871268] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC256: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker
[ 5.871273] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 5.871275] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x21/0x0/0x0/0x0/0x0)
[ 5.871276] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0
[ 5.871277] snd_hda_codec_realtek hdaudioC0D0: inputs:
[ 5.871278] snd_hda_codec_realtek hdaudioC0D0: Mic=0x12
[ 1893.910999] snd_hda_intel 0000:00:1f.3: CORB reset timeout#2, CORBRP = 65535
[ 1894.194232] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5
[ 1894.458046] snd_hda_codec_realtek hdaudioC0D0: Unable to sync register 0x2b8000. -5
[ 1894.458059] snd_hda_codec_realtek hdaudioC0D0: Unable to sync register 0x2b8000. -5
[ 3046.628657] snd_hda_codec_realtek hdaudioC0D0: Unable to sync register 0x2b8000. -5
[ 3046.628704] snd_hda_codec_realtek hdaudioC0D0: Unable to sync register 0x2b8000. -5