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[Brad Figg <brad.figg@xxxxxxxxxxxxx>]

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** Changed in: linux (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1277087

Title:
  Cannot start wifi as hotspot: Unable to find TIM Element in beacon

Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  If started in hotspot mode, WiFi is not visible to mobile device.

  dmesg near the start of ad-hoc (hotspot) mode:

  [ 8433.456955] wlan0: Creating new IBSS network, BSSID 46:d7:d8:59:f3:53
  [ 8433.496119] iwlwifi 0000:03:00.0: Unable to find TIM Element in beacon
  [ 8433.497087] iwlwifi 0000:03:00.0: Unable to find TIM Element in beacon
  [ 8444.156435] wlan0: no IPv6 routers present
  [ 8474.939854] wlan0: No active IBSS STAs - trying to scan for other IBSS networks with same SSID (merge)
  [ 8510.543150] wlan0: No active IBSS STAs - trying to scan for other IBSS networks with same SSID (merge)
  [... ad infinitum...]

  Similar bug has been reported as #786697

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.2.0-58-generic 3.2.0-58.88
  ProcVersionSignature: Ubuntu 3.2.0-58.88-generic 3.2.53
  Uname: Linux 3.2.0-58-generic x86_64
  NonfreeKernelModules: nvidia
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  ApportVersion: 2.0.1-0ubuntu17.6
  Architecture: amd64
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC1', '/dev/snd/hwC1D0', '/dev/snd/hwC1D1', '/dev/snd/hwC1D2', '/dev/snd/hwC1D3', '/dev/snd/pcmC1D3p', '/dev/snd/pcmC1D7p', '/dev/snd/pcmC1D8p', '/dev/snd/pcmC1D9p', '/dev/snd/controlC0', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
  Card0.Amixer.info:
   Card hw:0 'Intel'/'HDA Intel at 0xe9660000 irq 48'
     Mixer name	: 'IDT 92HD81B1C5'
     Components	: 'HDA:111d76d5,1028040b,00100104'
     Controls      : 20
     Simple ctrls  : 11
  Card1.Amixer.info:
   Card hw:1 'NVidia'/'HDA NVidia at 0xe3080000 irq 17'
     Mixer name	: 'Nvidia GPU 0b HDMI/DP'
     Components	: 'HDA:10de000b,10de0101,00100200'
     Controls      : 24
     Simple ctrls  : 4
  Date: Thu Feb  6 14:48:28 2014
  HibernationDevice: RESUME=UUID=fd6f0604-83fa-45c1-a56e-80bb322e9699
  InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
  MachineType: Dell Inc. Latitude E6510
  MarkForUpload: True
  PccardctlIdent:
   Socket 0:
     no product info available
  PccardctlStatus:
   Socket 0:
     no card
  ProcEnviron:
   LANGUAGE=it:en
   TERM=xterm
   PATH=(custom, no user)
   LANG=it_IT.UTF-8
   SHELL=/bin/bash
  ProcFB:
   
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.2.0-58-generic root=UUID=38ffdbfc-d172-4cea-a5dd-71533e6d9e74 ro quiet splash
  PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
  RelatedPackageVersions:
   linux-restricted-modules-3.2.0-58-generic N/A
   linux-backports-modules-3.2.0-58-generic  N/A
   linux-firmware                            1.79.9
  SourcePackage: linux
  StagingDrivers: mei
  UpgradeStatus: Upgraded to precise on 2012-05-02 (645 days ago)
  dmi.bios.date: 11/20/2010
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A06
  dmi.board.name: 0N5KHN
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A03
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA06:bd11/20/2010:svnDellInc.:pnLatitudeE6510:pvr0001:rvnDellInc.:rn0N5KHN:rvrA03:cvnDellInc.:ct9:cvr:
  dmi.product.name: Latitude E6510
  dmi.product.version: 0001
  dmi.sys.vendor: Dell Inc.

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