Next test: http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.8-raring/
First problems and connection lost during downloading Ubuntu with Deluge
~$ uname -a
Linux buzz-dee-desktop 3.8.0-030800-generic #201302181935 SMP Tue Feb 19
00:36:19 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
~$ iwconfig wlan1
wlan1 IEEE 802.11bgn ESSID:"ArpaNet"
Mode:Managed Frequency:2.437 GHz Access Point: 00:04:0E:D9:C5:4D
Bit Rate=54 Mb/s Tx-Power=20 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Power Management:off
Link Quality=31/70 Signal level=-79 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:2 Invalid misc:1736 Missed beacon:0
~$ dmesg | egrep '\<ath\>|ath9k'
[ 125.556795] ath: EEPROM regdomain: 0x809c
[ 125.556801] ath: EEPROM indicates we should expect a country code
[ 125.556804] ath: doing EEPROM country->regdmn map search
[ 125.556806] ath: country maps to regdmn code: 0x52
[ 125.556808] ath: Country alpha2 being used: CN
[ 125.556810] ath: Regpair used: 0x52
[ 125.658069] ieee80211 phy0: Selected rate control algorithm
'ath9k_rate_control'
[ 710.273943] ath: phy0: Failed to stop TX DMA, queues=0x004!
[ 731.751808] ath: phy0: Failed to stop TX DMA, queues=0x004!
[ 733.215053] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 733.215072] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 733.230748] ath: phy0: Failed to stop TX DMA, queues=0x005!
[ 734.160407] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 734.173187] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 734.184006] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 734.191240] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 734.223521] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 734.223531] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 734.238850] ath: phy0: Failed to stop TX DMA, queues=0x005!
[ 734.332038] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 734.364875] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 734.364886] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 734.432910] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 734.432928] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 734.440830] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 734.508895] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 734.508913] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 734.516812] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 734.584931] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 734.584947] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 734.592833] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 734.660934] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 734.660951] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 734.668822] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 734.736912] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 734.736931] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 734.744807] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 734.812895] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 734.812912] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 734.820792] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 734.888921] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 734.888939] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 734.896841] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 734.964862] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 734.964873] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 734.972754] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 735.040912] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 735.040931] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 735.048807] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 735.116896] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 735.116913] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 735.124802] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 735.192908] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 735.192924] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 735.200796] ath: phy0: Failed to stop TX DMA, queues=0x001!
[ 735.204005] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 740.188008] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 740.210047] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00008040
[ 740.210060] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 802.201911] ath: phy0: Failed to stop TX DMA, queues=0x004!
[ 874.216115] ath: phy0: Failed to stop TX DMA, queues=0x004!
[ 875.229008] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 875.229023] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 875.236938] ath: phy0: Failed to stop TX DMA, queues=0x004!
[ 876.715348] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 876.728228] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 876.750131] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 876.750144] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 876.765848] ath: phy0: Failed to stop TX DMA, queues=0x005!
[ 944.236165] ath: phy0: Failed to stop TX DMA, queues=0x004!
[ 946.221904] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 946.221916] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 946.237589] ath: phy0: Failed to stop TX DMA, queues=0x005!
[ 947.201187] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 947.214058] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 947.227024] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 947.249620] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024
AR_DIAG_SW=0x42000020 DMADBG_7=0x00006040
[ 947.249633] ath: phy0: Could not stop RX, we could be confusing the DMA
engine when we start RX up
[ 947.265370] ath: phy0: Failed to stop TX DMA, queues=0x005!
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https://bugs.launchpad.net/bugs/1032826
Title:
168c:0023 ath9k wifi slow, and frequently disconnects/reconnects
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