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[Bug 1453296] Re: Lenovo Thinkpad Carbon X1 2015 Wireless issue

 

XicoSM, thank you for reporting this and helping make Ubuntu better.
Could you please test the latest upstream kernel available from the very
top line at the top of the page (the release names are irrelevant for
testing, and please do not test the daily folder) following
https://wiki.ubuntu.com/KernelMainlineBuilds ? It will allow additional
upstream developers to examine the issue.

If the test did not allow you to test to the issue (ex. you couldn't boot into the OS) please make a comment in your report about this, and continue to test the next most recent kernel version until you can test to the issue. Once you've tested the upstream kernel, please comment on which kernel version specifically you tested. If this bug is fixed in the mainline kernel, please add the following tags by clicking on the yellow circle with a black pencil icon, next to the word Tags, located at the bottom of the report description:
kernel-fixed-upstream
kernel-fixed-upstream-X.Y-rcZ

Where XY and Z are numbers corresponding to the kernel version.

If the mainline kernel does not fix this bug, please add the following tags:
kernel-bug-exists-upstream
kernel-bug-exists-upstream-X.Y-rcZ

Once testing of the upstream kernel is complete, please mark this bug's
Status as Confirmed. Please let us know your results.

** Tags added: latest-bios-1.06

** Changed in: linux (Ubuntu)
   Importance: Undecided => Medium

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

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https://bugs.launchpad.net/bugs/1453296

Title:
  Lenovo Thinkpad Carbon X1 2015 Wireless issue

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  I have recently bought a Lenovo Thinkpad Carbon X1 2015, the third
  generation, which also has an Intel 7265 card and also found problems
  with it.

  I'm using the latest ubuntu, Vivid, and the card works fine when the
  laptop is started, but once it disconnects from a network, due to poor
  signal in my case, it cannot reconnect it back until I do a full
  restart of the laptop.

  Even if I click on disable network and re-enable later, it does not
  show any wireless networks to connect to.

  ProblemType: Bug
  DistroRelease: Ubuntu 15.04
  Package: linux-image-3.19.0-16-generic 3.19.0-16.16
  ProcVersionSignature: Ubuntu 3.19.0-16.16-generic 3.19.3
  Uname: Linux 3.19.0-16-generic x86_64
  ApportVersion: 2.17.2-0ubuntu1
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  xico       1774 F.... pulseaudio
   /dev/snd/controlC0:  xico       1774 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Fri May  8 23:05:06 2015
  HibernationDevice: RESUME=UUID=5bc480a9-81e3-4f5b-ac29-e35013a64961
  InstallationDate: Installed on 2015-05-06 (2 days ago)
  InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
  Lsusb:
   Bus 003 Device 002: ID 8087:8001 Intel Corp. 
   Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 003: ID 04f2:b45d Chicony Electronics Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: LENOVO 20BSCTO1WW
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-16-generic.efi.signed root=UUID=7a05b799-c52e-4afc-bfd3-46505b9d51fe ro noprompt quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.19.0-16-generic N/A
   linux-backports-modules-3.19.0-16-generic  N/A
   linux-firmware                             1.143
  SourcePackage: linux
  UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 03/12/2015
  dmi.bios.vendor: LENOVO
  dmi.bios.version: N14ET28W (1.06 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 20BSCTO1WW
  dmi.board.vendor: LENOVO
  dmi.board.version: SDK0E50512 STD
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: None
  dmi.modalias: dmi:bvnLENOVO:bvrN14ET28W(1.06):bd03/12/2015:svnLENOVO:pn20BSCTO1WW:pvrThinkPadX1Carbon3rd:rvnLENOVO:rn20BSCTO1WW:rvrSDK0E50512STD:cvnLENOVO:ct10:cvrNone:
  dmi.product.name: 20BSCTO1WW
  dmi.product.version: ThinkPad X1 Carbon 3rd
  dmi.sys.vendor: LENOVO

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