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** Changed in: linux (Ubuntu)
Status: Incomplete => Won't Fix
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https://bugs.launchpad.net/bugs/989566
Title:
Acer Aspire 7250 laptop with Atheros AR9485 freezes when Enabling
Wireless in 12.04
Status in Linux:
New
Status in linux package in Ubuntu:
Won't Fix
Bug description:
freezes when Enabling Wireless
Acer Aspire 7250
AMD Dual-Core-Processor E300
17.3 " HD + LED LCD
AMD Radeon HD 6310
8 GB DDR3 Memory
500 GB HDD
DVD-Super Multi DL drive
Acer Nplify 802.11 b/g/n
6-cell Li-ion battery
Running 64 bit Ubuntu 12.04:
cernel: 3.2.0-24-generic
When ever I am clicking "Enable Wireless" the laptop freezes immediately.
I then need to press the ON/OFF button to restart.
WORKAROUND: sudo gedit /etc/modprobe.d/blacklist.conf
add the line:
blacklist atl1c
(2) Open Terminal and issue the command:
sudo update-initramfs -u
Restart Laptop.
lspci -k:
06:00.0 Network controller: Atheros Communications Inc. AR9485 Wireless
Network Adapter (rev 01)
Subsystem: Lite-On Communications Inc Device 6617
Kernel driver in use: ath9k
Kernel modules: ath9k
dmesg:
[ 12.279014] ath9k 0000:06:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
[ 12.279072] ath9k 0000:06:00.0: setting latency timer to 64
[ 12.290070] ath: EEPROM regdomain: 0x65
[ 12.290078] ath: EEPROM indicates we should expect a direct regpair map
[ 12.290087] ath: Country alpha2 being used: 00
[ 12.290091] ath: Regpair used: 0x65
[ 12.290731] cfg80211: Updating information on frequency 2412 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290742] cfg80211: 2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290747] cfg80211: Updating information on frequency 2417 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290753] cfg80211: 2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290758] cfg80211: Updating information on frequency 2422 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290764] cfg80211: 2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290769] cfg80211: Updating information on frequency 2427 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290775] cfg80211: 2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290780] cfg80211: Updating information on frequency 2432 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290786] cfg80211: 2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290790] cfg80211: Updating information on frequency 2437 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290796] cfg80211: 2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290801] cfg80211: Updating information on frequency 2442 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290806] cfg80211: 2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290811] cfg80211: Updating information on frequency 2447 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290817] cfg80211: 2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290821] cfg80211: Updating information on frequency 2452 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290827] cfg80211: 2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290832] cfg80211: Updating information on frequency 2457 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290838] cfg80211: 2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290842] cfg80211: Updating information on frequency 2462 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290848] cfg80211: 2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290853] cfg80211: Updating information on frequency 2467 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290858] cfg80211: 2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290863] cfg80211: Updating information on frequency 2472 MHz for a 20
MHz width channel with regulatory rule:
[ 12.290869] cfg80211: 2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A mBi,
2000 mBm)
[ 12.290874] cfg80211: Disabling freq 2484 MHz as custom regd has no rule
that fits a 20 MHz wide channel
[ 12.295031] cfg80211: Ignoring regulatory request Set by core since the
driver uses its own custom regulatory domain
[ 12.314656] ieee80211 phy0: Selected rate control algorithm
'ath9k_rate_control'
[ 12.316637] Registered led device: ath9k-phy0
[ 12.316669] ieee80211 phy0: Atheros AR9485 Rev:1 mem=0xffffc90005a80000,
irq=17
[ 12.612571] init: failsafe main process (779) killed by TERM signal
[ 12.747420] type=1400 audit(1335515214.867:7): apparmor="STATUS"
operation="profile_replace" name="/sbin/dhclient" pid=868 comm="apparmor_parser"
[ 12.755276] type=1400 audit(1335515214.875:8): apparmor="STATUS"
operation="profile_replace"
name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=868
comm="apparmor_parser"
[ 12.755772] type=1400 audit(1335515214.875:9): apparmor="STATUS"
operation="profile_replace" name="/usr/lib/connman/scripts/dhclient-script"
pid=868 comm="apparmor_parser"
[ 12.757052] type=1400 audit(1335515214.879:10): apparmor="STATUS"
operation="profile_load"
name="/usr/lib/lightdm/lightdm/lightdm-guest-session-wrapper" pid=867
comm="apparmor_parser"
[ 12.777234] type=1400 audit(1335515214.899:11): apparmor="STATUS"
operation="profile_load" name="/usr/lib/telepathy/mission-control-5" pid=871
comm="apparmor_parser"
Please fix this.
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