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apport-collect 1791979

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This change has been made by an automated script, maintained by the
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** Changed in: linux (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1791979

Title:
  USB enumeration problem / Wandboard Quad rev. b1

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  The USB devices are detected/enumerated correctly with system start, but when 
disconnected later and connected once again are not recognized / enumerated 
anymore.
  Also removal of ci_hdrc_imx module causes the system hard lock without any 
information printed in the console.
  Tried with 4.15.0-29 4.15.0-33 4.15.0-34

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-34-generic 4.15.0-34.37
  ProcVersionSignature: Ubuntu 4.15.0-34.37-generic 4.15.18
  Uname: Linux 4.15.0-34-generic armv7l
  .etc.asound.conf:
   defaults.pcm.card 1
   defaults.ctl.card 1
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 
k4.15.0-34-generic.
  ApportVersion: 2.20.9-0ubuntu7.3
  Architecture: armhf
  ArecordDevices: **** List of CAPTURE Hardware Devices ****
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/pcmC1D0p', 
'/dev/snd/controlC1', '/dev/snd/by-path', '/dev/snd/seq', '/dev/snd/pcmC0D0p', 
'/dev/snd/controlC0', '/dev/snd/timer'] failed with exit code 1:
  CRDA: N/A
  Card0.Amixer.info:
   Card hw:0 'DWHDMI'/'DW-HDMI rev 0x0a, irq 19'
     Mixer name : ''
     Components : ''
     Controls      : 0
     Simple ctrls  : 0
  Card0.Amixer.values:
   
  Card1.Amixer.info:
   Card hw:1 'imxspdif'/'imx-spdif'
     Mixer name : ''
     Components : ''
     Controls      : 7
     Simple ctrls  : 0
  Card1.Amixer.values:
   
  Date: Tue Sep 11 18:11:46 2018
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
  Lspci:
   
  Lsusb:
   Bus 001 Device 002: ID 03f0:4117 Hewlett-Packard LaserJet 1018
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  PciMultimedia:
   
  ProcFB:
   
  ProcKernelCmdLine: console=ttymxc0,115200 root=/dev/sda2
  RelatedPackageVersions:
   linux-restricted-modules-4.15.0-34-generic N/A
   linux-backports-modules-4.15.0-34-generic  N/A
   linux-firmware                             1.173.1
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
  SourcePackage: linux
  StagingDrivers: imx_media imx_media_csi imx_media_ic imx_media_vdic 
imx_media_capture imx_media_common
  UpgradeStatus: No upgrade log present (probably fresh install)

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