Your kernel log suggests the problem is originating in the kernel: [ 277.166493] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:4:707:ffffffbf [ 304.848228] snd_hda_codec_hdmi hdaudioC1D0: Unable to sync register 0x4f0100. -5 [ 304.848234] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 304.848237] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 304.848240] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 304.848242] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 304.848479] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:4:707:ffffffff [ 304.860523] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:4:707:ffffffff [ 305.156349] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 305.156358] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 305.156362] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 305.156367] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 305.476298] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 305.476306] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 305.476311] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 305.476316] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 305.796253] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 305.796262] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 305.796266] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 305.796271] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.116223] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.116231] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.116236] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.116241] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.436169] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.436172] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.436174] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.436175] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.756142] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.756151] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.756156] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 306.756160] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 307.076117] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 307.076125] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 307.076129] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 307.076134] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 307.396093] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 307.396102] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 307.396109] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 307.396115] snd_hda_codec_hdmi hdaudioC1D0: HDMI: invalid ELD buf size -1 [ 310.556670] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:4:707:ffffffbf [ 310.873370] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:4:707:ffffffff [ 310.873537] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:4:707:ffffffff [ 317.210422] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:4:707:ffffffbf [ 317.214285] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:5:707:ffffffff [ 317.223081] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:5:707:ffffffff [ 320.367381] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:5:707:ffffffbf [ 320.368941] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:5:707:ffffffff [ 320.378759] snd_hda_codec_hdmi hdaudioC1D0: out of range cmd 0:5:707:ffffffff ...
** Package changed: gnome-shell (Ubuntu) => linux (Ubuntu) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1809316 Title: HDMI Audio failing after resuming from sleep Status in linux package in Ubuntu: Incomplete Bug description: This issue occurs in both 16.04 and 18.04 on Dell Precision 7530 Before sleep, the sound settings show a single HDMI / Displayport "HDA NVidia" sound device (see attachment) Afterwards, there are several 'copies' of this device (see attachment) - No sound comes out of any of the HDMI devices Screen Captures + Logs included in .zip attached To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1809316/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
