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[Bug 837076] Closing unsupported series nomination.

 

This bug was nominated against a series that is no longer supported, ie
saucy.  The bug task representing the saucy nomination is being closed
as Won't Fix.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

** Changed in: linux (Ubuntu Saucy)
       Status: Confirmed => Won't Fix

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https://bugs.launchpad.net/bugs/837076

Title:
  8086:422b [Samsung NP900X3A-A01AU] Intel Centrino Ultimate-N 6300 AGN
  and packet loss using WiFi-N

Status in The Linux Kernel:
  New
Status in “linux” package in Ubuntu:
  Incomplete
Status in “linux” source package in Saucy:
  Won't Fix
Status in “linux” source package in Trusty:
  Incomplete

Bug description:
  I have recently swapped the internal WiFi adapter with an Ultimate-N 6300 and I'm seeing a lot of packet loss. Some additional info is as follows:
  wlan1     IEEE 802.11abgn  ESSID:"star-local"
            Mode:Managed  Frequency:2.412 GHz  Access Point: 00:22:75:29:EC:61
            Bit Rate=121.5 Mb/s   Tx-Power=15 dBm
            Retry  long limit:7   RTS thr:off   Fragment thr:off
            Power Management:off
            Link Quality=49/70  Signal level=-61 dBm
            Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
            Tx excessive retries:205  Invalid misc:5   Missed beacon:0

  $ ping -c 20 192.168.2.1
  PING 192.168.2.1 (192.168.2.1) 56(84) bytes of data.
  64 bytes from 192.168.2.1: icmp_req=1 ttl=64 time=3.83 ms
  64 bytes from 192.168.2.1: icmp_req=2 ttl=64 time=2.56 ms
  64 bytes from 192.168.2.1: icmp_req=3 ttl=64 time=2.59 ms
  64 bytes from 192.168.2.1: icmp_req=4 ttl=64 time=2.57 ms
  64 bytes from 192.168.2.1: icmp_req=5 ttl=64 time=3.23 ms
  64 bytes from 192.168.2.1: icmp_req=6 ttl=64 time=3.13 ms
  64 bytes from 192.168.2.1: icmp_req=7 ttl=64 time=4.04 ms
  64 bytes from 192.168.2.1: icmp_req=11 ttl=64 time=3.89 ms
  64 bytes from 192.168.2.1: icmp_req=12 ttl=64 time=3.80 ms
  64 bytes from 192.168.2.1: icmp_req=13 ttl=64 time=82.4 ms
  64 bytes from 192.168.2.1: icmp_req=14 ttl=64 time=105 ms
  64 bytes from 192.168.2.1: icmp_req=15 ttl=64 time=2.57 ms
  64 bytes from 192.168.2.1: icmp_req=16 ttl=64 time=2.97 ms
  64 bytes from 192.168.2.1: icmp_req=17 ttl=64 time=2.57 ms
  64 bytes from 192.168.2.1: icmp_req=18 ttl=64 time=2.57 ms
  64 bytes from 192.168.2.1: icmp_req=19 ttl=64 time=3.94 ms
  64 bytes from 192.168.2.1: icmp_req=20 ttl=64 time=3.51 ms

  --- 192.168.2.1 ping statistics ---
  20 packets transmitted, 17 received, 15% packet loss, time 19028ms
  rtt min/avg/max/mdev = 2.567/13.879/105.633/29.547 ms

  https://bugs.launchpad.net/ubuntu/+source/linux/+bug/837076/+attachment/3929375/+files/log

  WORKAROUND: Remove and reload the module with "11n_disable=1".

  wlan1     IEEE 802.11abg  ESSID:"star-local"
            Mode:Managed  Frequency:2.412 GHz  Access Point: 00:22:75:29:EC:61
            Bit Rate=54 Mb/s   Tx-Power=15 dBm
            Retry  long limit:7   RTS thr:off   Fragment thr:off
            Power Management:off
            Link Quality=49/70  Signal level=-61 dBm
            Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
            Tx excessive retries:0  Invalid misc:32   Missed beacon:0

  $ ping -c 20 192.168.2.1
  PING 192.168.2.1 (192.168.2.1) 56(84) bytes of data.
  64 bytes from 192.168.2.1: icmp_req=1 ttl=64 time=1.82 ms
  64 bytes from 192.168.2.1: icmp_req=2 ttl=64 time=1.17 ms
  64 bytes from 192.168.2.1: icmp_req=3 ttl=64 time=1.80 ms
  64 bytes from 192.168.2.1: icmp_req=4 ttl=64 time=0.650 ms
  64 bytes from 192.168.2.1: icmp_req=5 ttl=64 time=1.52 ms
  64 bytes from 192.168.2.1: icmp_req=6 ttl=64 time=2.29 ms
  64 bytes from 192.168.2.1: icmp_req=7 ttl=64 time=1.29 ms
  64 bytes from 192.168.2.1: icmp_req=8 ttl=64 time=1.65 ms
  64 bytes from 192.168.2.1: icmp_req=9 ttl=64 time=1.70 ms
  64 bytes from 192.168.2.1: icmp_req=10 ttl=64 time=1.06 ms
  64 bytes from 192.168.2.1: icmp_req=11 ttl=64 time=1.52 ms
  64 bytes from 192.168.2.1: icmp_req=12 ttl=64 time=1.49 ms
  64 bytes from 192.168.2.1: icmp_req=13 ttl=64 time=1.89 ms
  64 bytes from 192.168.2.1: icmp_req=14 ttl=64 time=1.46 ms
  64 bytes from 192.168.2.1: icmp_req=15 ttl=64 time=1.41 ms
  64 bytes from 192.168.2.1: icmp_req=16 ttl=64 time=1.28 ms
  64 bytes from 192.168.2.1: icmp_req=17 ttl=64 time=1.40 ms
  64 bytes from 192.168.2.1: icmp_req=18 ttl=64 time=0.946 ms
  64 bytes from 192.168.2.1: icmp_req=19 ttl=64 time=1.32 ms
  64 bytes from 192.168.2.1: icmp_req=20 ttl=64 time=1.32 ms

  --- 192.168.2.1 ping statistics ---
  20 packets transmitted, 20 received, 0% packet loss, time 19026ms
  rtt min/avg/max/mdev = 0.650/1.453/2.291/0.356 ms

  ProblemType: Bug
  DistroRelease: Ubuntu 11.10
  Package: linux-image-3.0.0-9-generic 3.0.0-9.14
  ProcVersionSignature: Ubuntu 3.0.0-9.14-generic 3.0.3
  Uname: Linux 3.0.0-9-generic x86_64
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  Architecture: amd64
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: PCH [HDA Intel PCH], device 0: ALC269VB Analog [ALC269VB Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  hloeung    2208 F.... pulseaudio
  CRDA: Error: [Errno 2] No such file or directory
  Card0.Amixer.info:
   Card hw:0 'PCH'/'HDA Intel PCH at 0xc0700000 irq 48'
     Mixer name	: 'Intel CougarPoint HDMI'
     Components	: 'HDA:10ec0269,144dc098,00100100 HDA:80862805,80860101,00100000'
     Controls      : 18
     Simple ctrls  : 10
  Date: Tue Aug 30 09:21:33 2011
  InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta amd64 (20110413)
  MachineType: SAMSUNG ELECTRONICS CO., LTD. 90X3A
  ProcEnviron:
   LANGUAGE=en_AU:en_GB:en
   PATH=(custom, no user)
   LANG=en_AU.UTF-8
   LC_MESSAGES=en_AU.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.0.0-9-generic root=UUID=b4df4065-2b5c-4a10-9c50-4d01d05d09c3 ro elevator=deadline apparmor=0 quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.0.0-9-generic N/A
   linux-backports-modules-3.0.0-9-generic  N/A
   linux-firmware                           1.60
  RfKill:
   7: phy7: Wireless LAN
    Soft blocked: no
    Hard blocked: no
  SourcePackage: linux
  StagingDrivers: mei
  UpgradeStatus: Upgraded to oneiric on 2011-08-08 (21 days ago)
  dmi.bios.date: 03/08/2011
  dmi.bios.vendor: Phoenix Technologies Ltd.
  dmi.bios.version: 04HL
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: 90X3A
  dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.board.version: FAB1
  dmi.chassis.asset.tag: Asset Tag
  dmi.chassis.type: 9
  dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.chassis.version: 0.1
  dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvr04HL:bd03/08/2011:svnSAMSUNGELECTRONICSCO.,LTD.:pn90X3A:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rn90X3A:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1:
  dmi.product.name: 90X3A
  dmi.product.version: 0.1
  dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.
  ---
  ApportVersion: 2.12.1-0ubuntu3
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  hloeung    1724 F.... pulseaudio
  DistroRelease: Ubuntu 13.10
  Lsusb:
   Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: SAMSUNG ELECTRONICS CO., LTD. 90X3A
  MarkForUpload: True
  Package: linux (not installed)
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.11.0-7-generic root=UUID=b4df4065-2b5c-4a10-9c50-4d01d05d09c3 ro quiet splash elevator=noop apparmor=0 pcie_aspm=force i915.i915_enable_rc6=7 i915.i915_enable_fbc=1 i915.lvds_downclock=1 drm.vblankoffdelay=1 intel_pstate=enable zswap.enabled=1 vt.handoff=7
  ProcVersionSignature: Ubuntu 3.11.0-7.13-generic 3.11.0
  RelatedPackageVersions:
   linux-restricted-modules-3.11.0-7-generic N/A
   linux-backports-modules-3.11.0-7-generic  N/A
   linux-firmware                            1.113
  StagingDrivers: zram
  Tags:  saucy staging
  Uname: Linux 3.11.0-7-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm admin audio cdrom dialout libvirtd lpadmin netdev plugdev sambashare users video
  dmi.bios.date: 03/08/2011
  dmi.bios.vendor: Phoenix Technologies Ltd.
  dmi.bios.version: 04HL
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: 90X3A
  dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.board.version: FAB1
  dmi.chassis.asset.tag: Asset Tag
  dmi.chassis.type: 9
  dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.chassis.version: 0.1
  dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvr04HL:bd03/08/2011:svnSAMSUNGELECTRONICSCO.,LTD.:pn90X3A:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rn90X3A:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1:
  dmi.product.name: 90X3A
  dmi.product.version: 0.1
  dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.
  ---
  ApportVersion: 2.12.1-0ubuntu3
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  hloeung    1724 F.... pulseaudio
  DistroRelease: Ubuntu 13.10
  Lsusb:
   Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: SAMSUNG ELECTRONICS CO., LTD. 90X3A
  MarkForUpload: True
  Package: linux
  PackageArchitecture: amd64
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.11.0-7-generic root=UUID=b4df4065-2b5c-4a10-9c50-4d01d05d09c3 ro quiet splash elevator=noop apparmor=0 pcie_aspm=force i915.i915_enable_rc6=7 i915.i915_enable_fbc=1 i915.lvds_downclock=1 drm.vblankoffdelay=1 intel_pstate=enable zswap.enabled=1 vt.handoff=7
  ProcVersionSignature: Ubuntu 3.11.0-7.13-generic 3.11.0
  RelatedPackageVersions:
   linux-restricted-modules-3.11.0-7-generic N/A
   linux-backports-modules-3.11.0-7-generic  N/A
   linux-firmware                            1.113
  StagingDrivers: zram
  Tags:  saucy staging
  Uname: Linux 3.11.0-7-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm admin audio cdrom dialout libvirtd lpadmin netdev plugdev sambashare users video
  dmi.bios.date: 03/08/2011
  dmi.bios.vendor: Phoenix Technologies Ltd.
  dmi.bios.version: 04HL
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: 90X3A
  dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.board.version: FAB1
  dmi.chassis.asset.tag: Asset Tag
  dmi.chassis.type: 9
  dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.chassis.version: 0.1
  dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvr04HL:bd03/08/2011:svnSAMSUNGELECTRONICSCO.,LTD.:pn90X3A:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rn90X3A:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1:
  dmi.product.name: 90X3A
  dmi.product.version: 0.1
  dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.

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