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[Bug 1477139] Re: [Lenovo x220] Wifi keeps dropping with Intel Centrino Wireless-N 1000 [Condor Peak]


I'm still getting this with the mainline kernel: 4.2.0-040200rc3-generic

** Tags added: kernel-bug-exists-upstream

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

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  [Lenovo x220] Wifi keeps dropping with Intel Centrino Wireless-N 1000
  [Condor Peak]

Status in linux package in Ubuntu:

Bug description:
  Once or twice a day (usually after periods of inactivity) my wireless
  connection drops with:

  wlan0: deauthenticated from 00:8a:ae:da:4f:68 (Reason:

  I am stationary in comparison to the access point. This seems similar
  in nature to bug # 1396338, but obviously I'm still experiencing it.

  ProblemType: Bug
  DistroRelease: Ubuntu 15.04
  Package: linux-image-3.19.0-22-generic 3.19.0-22.22
  ProcVersionSignature: Ubuntu 3.19.0-22.22-generic 3.19.8-ckt1
  Uname: Linux 3.19.0-22-generic i686
  ApportVersion: 2.17.2-0ubuntu1.1
  Architecture: i386
   /dev/snd/controlC0:  mthaddon   2806 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Wed Jul 22 13:58:54 2015
  EcryptfsInUse: Yes
  HibernationDevice: RESUME=UUID=17b37d47-31ac-4a51-af71-4f3661ab426b
  InstallationDate: Installed on 2011-10-04 (1387 days ago)
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta i386 (20110921.2)
  MachineType: LENOVO 4287CTO
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-22-generic root=UUID=0021680f-1924-4d38-986d-52d44d79c9fd ro quiet splash vt.handoff=7
   linux-restricted-modules-3.19.0-22-generic N/A
   linux-backports-modules-3.19.0-22-generic  N/A
   linux-firmware                             1.143.1
  SourcePackage: linux
  UpgradeStatus: Upgraded to vivid on 2015-04-15 (98 days ago)
  dmi.bios.date: 07/07/2011
  dmi.bios.vendor: LENOVO
  dmi.bios.version: 8DET50WW (1.20 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 4287CTO
  dmi.board.vendor: LENOVO
  dmi.board.version: Not Available
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Not Available
  dmi.modalias: dmi:bvnLENOVO:bvr8DET50WW(1.20):bd07/07/2011:svnLENOVO:pn4287CTO:pvrThinkPadX220:rvnLENOVO:rn4287CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
  dmi.product.name: 4287CTO
  dmi.product.version: ThinkPad X220
  dmi.sys.vendor: LENOVO

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