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New: acer aspire one d522 locks up due to NIC

Bugme-new Andrew Morton 1 participant 1 message Aug 16, 2011 1 message not in the archive

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(switched to email. Please respond via emailed reply-to-all, not via the bugzilla web interface).

Quoted 58 lines · On Mon, 15 Aug 2011 12:03:56 GMT [email protected] wrote:

https://bugzilla.kernel.org/show_bug.cgi?id=41192

Summary: acer aspire one d522 locks up due to NIC
Product: Drivers
Version: 2.5
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Network
AssignedTo: [email protected]
ReportedBy: [email protected]
Regression: No

Created an attachment (id=68882)
--> (https://bugzilla.kernel.org/attachment.cgi?id=68882)
dmesg output of whole system run

This netbook is equipped with:
06:00.0 Ethernet controller: Atheros Communications AR8152 v2.0 Fast Ethernet (rev c1)
07:00.0 Network controller: Atheros Communications Inc. AR9285 Wireless Network Adapter (PCI-Express) (rev 01)

if there is a network manager probing the cable NIC for the cable status, the whole system locks up completely.

the lockup can be circumvented by:
- not loading the kernel module for the cable NIC
- not starting 'network manager' or 'WICD', same problems on both.
- turning on the systems netboot agent as pointed out by walterav on
http://phoronix.com/forums/showthread.php?31961-Notes-on-Acer-Aspire-One-522/page7

Module                  Size  Used by
bnep                   17346  2 
rfcomm                 73852  0 
bluetooth             252589  10 bnep,rfcomm
binfmt_misc             7588  1 
fuse                   70593  1 
synaptics_i2c_rmi4      7979  0 
ath9k                  83089  0 
mac80211              248833  1 ath9k
ath9k_common            2456  1 ath9k
ath9k_hw              302986  2 ath9k,ath9k_common
k10temp                 3378  0 
uvcvideo               57863  0 
ath                    15715  2 ath9k,ath9k_hw
cfg80211              211736  3 ath9k,mac80211,ath
atl1c                  45270  0 
rfkill                 19387  3 bluetooth,cfg80211
sp5100_tco              5392  0 
i2c_piix4              11482  0 
mac_hid                 3645  0