** Changed in: linux (Ubuntu)
Status: Expired => Fix Committed
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https://bugs.launchpad.net/bugs/951709
Title:
168c:0032 Atheros AR9485 WiFi card on Acer Aspire One 722 works slow,
sometimes crashes
Status in linux package in Ubuntu:
Fix Committed
Bug description:
This card works really slow, network connection is not usable and
sometimes produces a kernel panic.
WORKAROUND: /etc/modprobe.d/ath9k.conf
And added the module parameter:
options ath9k nohwcrypt=1
and in BIOS put Network boot on top of the boot priority list.
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.2.0-18-generic 3.2.0-18.29
ProcVersionSignature: Ubuntu 3.2.0-18.29-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
NonfreeKernelModules: fglrx
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 1: SB [HDA ATI SB], device 0: CONEXANT Analog [CONEXANT Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: jaime 1751 F.... pulseaudio
/dev/snd/controlC0: jaime 1751 F.... pulseaudio
Card0.Amixer.info:
Card hw:0 'Generic'/'HD-Audio Generic at 0x90444000 irq 40'
Mixer name : 'ATI R6xx HDMI'
Components : 'HDA:1002aa01,00aa0100,00100200'
Controls : 6
Simple ctrls : 1
Card0.Amixer.values:
Simple mixer control 'IEC958',0
Capabilities: pswitch pswitch-joined penum
Playback channels: Mono
Mono: Playback [on]
Card1.Amixer.info:
Card hw:1 'SB'/'HDA ATI SB at 0x90440000 irq 16'
Mixer name : 'Conexant CX20588'
Components : 'HDA:14f1506c,10250598,00100000'
Controls : 18
Simple ctrls : 12
Date: Sat Mar 10 13:17:14 2012
HibernationDevice: RESUME=UUID=01c973d2-715c-4388-be97-faede1379c94
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120301)
Lsusb:
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 002: ID 04f2:b1d8 Chicony Electronics Co., Ltd
MachineType: Acer AO722
ProcEnviron:
LANGUAGE=es_CO:es
TERM=xterm
LANG=es_CO.UTF-8
SHELL=/bin/bash
ProcFB: 0 VESA VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-18-generic
root=UUID=49afadb0-5bc2-4525-8ba6-6da4583fd456 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.2.0-18-generic N/A
linux-backports-modules-3.2.0-18-generic N/A
linux-firmware 1.71
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/19/2011
dmi.bios.vendor: Acer
dmi.bios.version: V1.06
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: JE10-BZ
dmi.board.vendor: Acer
dmi.board.version: Base Board Version
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: V1.06
dmi.modalias:
dmi:bvnAcer:bvrV1.06:bd09/19/2011:svnAcer:pnAO722:pvrV1.06:rvnAcer:rnJE10-BZ:rvrBaseBoardVersion:cvnAcer:ct10:cvrV1.06:
dmi.product.name: AO722
dmi.product.version: V1.06
dmi.sys.vendor: Acer
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