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[Bug 1296504] Lspci.txt

 

apport information

** Attachment added: "Lspci.txt"
   https://bugs.launchpad.net/bugs/1296504/+attachment/4343257/+files/Lspci.txt

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Title:
  iwl3945 wireless connection becomes unreliable

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  Dell XPS m1330 with Intel Wireless ABG

  uname -a: Linux ethan-XPS-M1330 3.2.0-60-lowlatency-pae #62-Ubuntu SMP
  PREEMPT Tue Feb 25 00:32:18 UTC 2014 i686 i686 i386 GNU/Linux

  what I expect:  wireless connectivity to be reliable and consistent
  what happens instead:  wireless connection cuts out, recovers, re-establishes connection.  sometimes (rare) requires disabling / re-enabling via hardware or software switch.   sometimes (more rare) hardware fails completely until reboot (removing and re-inserting module fails -- hardware disappears to the system until reboot).  This problem will occur without a suspend / resume cycle.

  This problem appeared recently, within the last month or two months of
  kernel updates.  I think the next step in debugging would be to test
  reliability against previous kernel versions.

  some relevant dmesg:  
  keyboard: can't emulate rawmode for keycode 240
  iwl3945 0000:0c:00.0: BSM uCode verification failed at addr 0x00003800+0 (of 900), is 0xffffffff, s/b 0xf802020
  iwl3945 0000:0c:00.0: Unable to set up bootstrap uCode: -5
  iwl3945 0000:0c:00.0: MAC is in deep sleep!.  CSR_GP_CNTRL = 0xFFFFFFFF

  iwl3945 0000:0c:00.0: bad EEPROM signature,EEPROM_GP=0x00000007
  iwl3945 0000:0c:00.0: EEPROM not found, EEPROM_GP=0xffffffff
  iwl3945 0000:0c:00.0: Unable to init EEPROM
  iwl3945 0000:0c:00.0: PCI INT A disabled
  iwl3945: probe of 0000:0c:00.0 failed with error -2

  lspci:
  0c:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG [Golan] Network Connection (rev 02)

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.2.0-60-lowlatency-pae 3.2.0-60.62
  ProcVersionSignature: Ubuntu 3.2.0-60.62-lowlatency-pae 3.2.55
  Uname: Linux 3.2.0-60-lowlatency-pae i686
  ApportVersion: 2.0.1-0ubuntu17.6
  Architecture: i386
  Date: Sun Mar 23 20:09:07 2014
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release i386 (20120423)
  MarkForUpload: True
  SourcePackage: linux-lowlatency
  UpgradeStatus: No upgrade log present (probably fresh install)
  --- 
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  ApportVersion: 2.0.1-0ubuntu17.8
  Architecture: i386
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  ethan      2078 F.... pulseaudio
  Card0.Amixer.info:
   Card hw:0 'Intel'/'HDA Intel at 0xf6dfc000 irq 48'
     Mixer name	: 'Silicon Image SiI1392 HDMI'
     Components	: 'HDA:83847616,1028020a,00100201 HDA:10951392,1028020a,00100000'
     Controls      : 34
     Simple ctrls  : 20
  DistroRelease: Ubuntu 12.04
  HibernationDevice: RESUME=UUID=b57e427a-bc21-49e6-994b-a43aee47cec0
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release i386 (20120423)
  MachineType: Dell Inc. XPS M1330
  MarkForUpload: True
  Package: linux (not installed)
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-77-lowlatency-pae root=UUID=8e1188f1-2cff-41e9-8298-1d4b1983f24d ro quiet splash acpi_backlight=vendor dell_laptop.backlight=0 vt.handoff=7
  ProcVersionSignature: Ubuntu 3.2.0-77.79-lowlatency-pae 3.2.66
  RelatedPackageVersions:
   linux-restricted-modules-3.2.0-77-lowlatency-pae N/A
   linux-backports-modules-3.2.0-77-lowlatency-pae  N/A
   linux-firmware                                   1.79.18
  RfKill:
   0: phy0: Wireless LAN
   	Soft blocked: no
   	Hard blocked: no
  Tags:  precise running-unity
  Uname: Linux 3.2.0-77-lowlatency-pae i686
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm audio cdrom dip lpadmin plugdev sambashare sudo video
  dmi.bios.date: 12/26/2008
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A15
  dmi.board.name: 0N6705
  dmi.board.vendor: Dell Inc.
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA15:bd12/26/2008:svnDellInc.:pnXPSM1330:pvr:rvnDellInc.:rn0N6705:rvr:cvnDellInc.:ct8:cvr:
  dmi.product.name: XPS M1330
  dmi.sys.vendor: Dell Inc.

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