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[Bug 1578610] Re: Ubuntu 16.04 - Bad support for Intel Wireless 7260


Hi Corey,

As you can see from the previous messages, Fix Released just means that
the bug has been fixed in the latest upstream kernel (v4.6) that I

After testing the kernel v4.6 I also verified that the Intel Wireless
7260 support is not an issue anymore, starting from the kernel v4.4 (I
had 4.3).

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  Ubuntu 16.04  - Bad support for Intel Wireless 7260

Status in linux package in Ubuntu:
  Fix Released

Bug description:
  General Information.

  uname -a:
  Linux 4.4.0-21-generic #37-Ubuntu SMP Mon Apr 18 18:33:37 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

  sudo iwconfig:

  enp0s25   no wireless extensions.

  wwan0     no wireless extensions.

  lo        no wireless extensions.

  wlp3s0    IEEE 802.11abgn  ESSID:"SEE-R"  
            Mode:Managed  Frequency:2.462 GHz  Access Point: C4:6E:1F:9E:3D:44   
            Bit Rate=300 Mb/s   Tx-Power=22 dBm   
            Retry short limit:7   RTS thr:off   Fragment thr:off
            Encryption key:off
            Power Management:on
            Link Quality=63/70  Signal level=-47 dBm  
            Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
            Tx excessive retries:0  Invalid misc:524   Missed beacon:0

  sudo lshw:

                  description: Wireless interface
                  product: Wireless 7260
                  vendor: Intel Corporation
                  physical id: 0
                  bus info: pci@0000:03:00.0
                  logical name: wlp3s0
                  version: 73
                  serial: ac:7b:a1:8a:f9:b2
                  width: 64 bits
                  clock: 33MHz
                  capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
                  configuration: broadcast=yes driver=iwlwifi driverversion=4.4.0-21-generic firmware=16.242414.0 ip= latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn
                  resources: irq:31 memory:f1500000-f1501fff

  Wireless keeps disconnecting no matter what Intel 7260 driver I use.
  Since this problem didn't occur in ubuntu 14.04, I guess it is kernel related.
  ApportVersion: 2.20.1-0ubuntu2
  Architecture: amd64
   /dev/snd/controlC0:  alfredo    1638 F.... pulseaudio
   /dev/snd/controlC1:  alfredo    1638 F.... pulseaudio
  CurrentDesktop: Unity
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=24fc60c4-4367-4996-ba0c-3c547853f616
  InstallationDate: Installed on 2016-04-30 (4 days ago)
  InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
  MachineType: FUJITSU CELSIUS H730
  NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
  Package: linux (not installed)
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-21-generic root=UUID=8d571c0b-8834-4a51-b72f-332d1dc4ed03 ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
   linux-restricted-modules-4.4.0-21-generic N/A
   linux-backports-modules-4.4.0-21-generic  N/A
   linux-firmware                            1.157
  Tags:  xenial
  Uname: Linux 4.4.0-21-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
  _MarkForUpload: True
  dmi.bios.date: 02/05/2015
  dmi.bios.vendor: FUJITSU // Phoenix Technologies Ltd.
  dmi.bios.version: Version 1.12
  dmi.board.name: FJNB274
  dmi.board.vendor: FUJITSU
  dmi.board.version: G3
  dmi.chassis.type: 10
  dmi.chassis.vendor: FUJITSU
  dmi.chassis.version: CELSIUS H730
  dmi.modalias: dmi:bvnFUJITSU//PhoenixTechnologiesLtd.:bvrVersion1.12:bd02/05/2015:svnFUJITSU:pnCELSIUSH730:pvr10601583184:rvnFUJITSU:rnFJNB274:rvrG3:cvnFUJITSU:ct10:cvrCELSIUSH730:
  dmi.product.name: CELSIUS H730
  dmi.product.version: 10601583184
  dmi.sys.vendor: FUJITSU

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