Please run `apport-collect 1821936` to collect log.

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https://bugs.launchpad.net/bugs/1821936

Title:
  ALC274 unsupported

Status in alsa-driver package in Ubuntu:
  Incomplete
Status in linux package in Ubuntu:
  Incomplete

Bug description:
  I find this to be an issue with current LTS 18.04's latest 4.19
  kernel.  I tested this on mainline 4.20 and 5.0 kernels as well.

  No audio because ALC274 not properly loaded for use, so no audio
  output.  A related card had a similar bug, which was fixed, and may be
  of use in resolving this one:
  https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1784485

  
  # cat /proc/asound/card0/codec* | grep Codec
  Codec: Realtek ALC274
  Codec: Intel Kabylake HDMI

  # cat /proc/asound/card0/pcm0c/info
  card: 0
  device: 0
  subdevice: 0
  stream: CAPTURE
  id: ALC274 Analog
  name: ALC274 Analog
  subname: subdevice #0
  class: 0
  subclass: 0
  subdevices_count: 1
  subdevices_avail: 0

  aplay -l
  **** List of PLAYBACK Hardware Devices ****
  card 0: PCH [HDA Intel PCH], device 0: ALC274 Analog [ALC274 Analog]
    Subdevices: 1/1
    Subdevice #0: subdevice #0
  card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0]
    Subdevices: 1/1
    Subdevice #0: subdevice #0
  card 0: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1]
    Subdevices: 1/1
    Subdevice #0: subdevice #0
  card 0: PCH [HDA Intel PCH], device 8: HDMI 2 [HDMI 2]
    Subdevices: 1/1
    Subdevice #0: subdevice #0
  card 0: PCH [HDA Intel PCH], device 9: HDMI 3 [HDMI 3]
    Subdevices: 1/1
    Subdevice #0: subdevice #0
  card 0: PCH [HDA Intel PCH], device 10: HDMI 4 [HDMI 4]
    Subdevices: 1/1
    Subdevice #0: subdevice #0

  d# hwinfo --sound
  21: PCI 1f.3: 0403 Audio device                                 
    [Created at pci.378]
    Unique ID: nS1_.WnojYJLVCm0
    SysFS ID: /devices/pci0000:00/0000:00:1f.3
    SysFS BusID: 0000:00:1f.3
    Hardware Class: sound
    Model: "Intel Audio device"
    Vendor: pci 0x8086 "Intel Corporation"
    Device: pci 0xa348 
    SubVendor: pci 0x1043 "ASUSTeK Computer Inc."
    SubDevice: pci 0x31d0 
    Revision: 0x10
    Driver: "snd_hda_intel"
    Driver Modules: "snd_hda_intel"
    Memory Range: 0xdd398000-0xdd39bfff (rw,non-prefetchable)
    Memory Range: 0xdd100000-0xdd1fffff (rw,non-prefetchable)
    IRQ: 145 (663 events)
    Module Alias: "pci:v00008086d0000A348sv00001043sd000031D0bc04sc03i80"
    Driver Info #0:
      Driver Status: snd_hda_intel is active
      Driver Activation Cmd: "modprobe snd_hda_intel"
    Config Status: cfg=new, avail=yes, need=no, active=unknown

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