Public bug reported:
To reproduce:
1. Bring up the wireless interface.
2. Run any command that does heavy I/O, eg. "dd if=/dev/sda of=/dev/null"
3. Wait a few seconds
Always reproduceable.
The wireless continues to work after the problem occurs.
See the attached log.
System is a Lenovo Thinkpad T60 8744-5bu.
03:00.0 Network controller: Atheros Communications Inc. AR5008 Wireless Network
Adapter (168c:0024) (rev 01)
Subsystem: Atheros Communications Inc. Device 0033
Flags: bus master, fast devsel, latency 0, IRQ 17
Memory at edf00000 (64-bit, non-prefetchable) [size=64K]
Capabilities: [40] Power Management version 2
Capabilities: [50] Message Signalled Interrupts: Mask- 64bit- Queue=0/0
Enable-
Capabilities: [60] Express Legacy Endpoint, MSI 00
Capabilities: [90] MSI-X: Enable- Mask- TabSize=1
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [140] Virtual Channel <?>
Kernel driver in use: ath9k
Kernel modules: ath9k
ProblemType: Bug
Architecture: i386
DistroRelease: Ubuntu 9.04
Package: linux-backports-modules-2.6.28-12-generic 2.6.28-12.13
ProcEnviron:
SHELL=/bin/bash
PATH=(custom, user)
LANG=en_US.UTF-8
SourcePackage: linux-backports-modules-2.6.28
Uname: Linux 2.6.28-12-generic i686
** Affects: linux-backports-modules-2.6.28 (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug i386
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Heavy I/O causes page allocation failiure in ath9k module
https://bugs.launchpad.net/bugs/385048
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