Ubuntu
linux package

  1. Bug #736171
  2. Comment #37

Comment 37 for bug 736171

Revision history for this message
Oguz Yarimtepe (oguzy) wrote : Re: ath: Failed to stop TX DMA in 100 msec after killing last frame

Here are some lines from syslog after disabling and enabling wireless

Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5743.871606] ath: Failed to stop TX DMA!
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5743.881187] ath: Failed to stop TX DMA!
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5743.895845] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x000062c0
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5743.895856] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5743.917358] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00008040
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5743.917363] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5743.985486] ath: Failed to stop TX DMA!
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5743.999785] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00008040
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5743.999791] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.069590] ath: Failed to stop TX DMA!
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.084040] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00008040
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.084045] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.153546] ath: Failed to stop TX DMA!
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.167925] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00006040
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.167934] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.237487] ath: Failed to stop TX DMA!
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.251828] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00006040
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.251839] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.321552] ath: Failed to stop TX DMA!
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.335944] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00008040
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.335954] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.405471] ath: Failed to stop TX DMA!
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.419871] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00008040
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.419881] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.489503] ath: Failed to stop TX DMA!
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.503857] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00006040
Dec 30 14:57:03 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.503866] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.573493] ath: Failed to stop TX DMA!
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.587831] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00008040
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.587841] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.657478] ath: Failed to stop TX DMA!
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.671810] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00006040
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.671820] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.741506] ath: Failed to stop TX DMA!
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.755837] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00006040
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.755847] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.898472] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00006040
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5744.898483] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 wpa_supplicant[992]: Trying to authenticate with 00:24:6c:b2:73:d0 (SSID='eduroam' freq=2462 MHz)
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5745.042517] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00006040
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5745.042528] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5745.063429] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00008040
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5745.063432] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 NetworkManager[2776]: <info> (wlan0): supplicant interface state: scanning -> authenticating
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5745.083816] wlan0: authenticate with 00:24:6c:b2:73:d0 (try 1)
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 wpa_supplicant[992]: Trying to associate with 00:24:6c:b2:73:d0 (SSID='eduroam' freq=2462 MHz)
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5745.085788] wlan0: authenticated
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 NetworkManager[2776]: <info> (wlan0): supplicant interface state: authenticating -> associating
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5745.114198] wlan0: associate with 00:24:6c:b2:73:d0 (try 1)
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5745.116984] wlan0: RX AssocResp from 00:24:6c:b2:73:d0 (capab=0x21 status=10 aid=0)
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5745.116994] wlan0: 00:24:6c:b2:73:d0 denied association (code=10)
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 kernel: [ 5745.132961] wlan0: deauthenticating from 00:24:6c:b2:73:d0 by local choice (reason=3)
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 wpa_supplicant[992]: CTRL-EVENT-DISCONNECTED bssid=00:00:00:00:00:00 reason=3
Dec 30 14:57:04 gulsah-SATELLITE-PRO-C660 NetworkManager[2776]: <info> (wlan0): supplicant interface state: associating -> disconnected

# lspci
00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09)
00:01.0 PCI bridge: Intel Corporation Xeon E3-1200/2nd Generation Core Processor Family PCI Express Root Port (rev 09)
00:16.0 Communication controller: Intel Corporation 6 Series/C200 Series Chipset Family MEI Controller #1 (rev 04)
00:1a.0 USB Controller: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #2 (rev 04)
00:1b.0 Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller (rev 04)
00:1c.0 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 1 (rev b4)
00:1c.1 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 2 (rev b4)
00:1d.0 USB Controller: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #1 (rev 04)
00:1f.0 ISA bridge: Intel Corporation HM65 Express Chipset Family LPC Controller (rev 04)
00:1f.2 SATA controller: Intel Corporation 6 Series/C200 Series Chipset Family 6 port SATA AHCI Controller (rev 04)
00:1f.3 SMBus: Intel Corporation 6 Series/C200 Series Chipset Family SMBus Controller (rev 04)
01:00.0 VGA compatible controller: nVidia Corporation Device 0a7a (rev a2)
01:00.1 Audio device: nVidia Corporation High Definition Audio Controller (rev a1)
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 05)
03:00.0 Network controller: Atheros Communications Inc. AR9285 Wireless Network Adapter (PCI-Express) (rev 01)

# uname -a
Linux gulsah-SATELLITE-PRO-C660 3.0.0-14-generic-pae #23-Ubuntu SMP Mon Nov 21 22:07:10 UTC 2011 i686 i686 i386 GNU/Linux

# lsmod | grep ath
ath9k 112612 0
mac80211 393459 1 ath9k
ath9k_common 13599 1 ath9k
ath9k_hw 293933 2 ath9k,ath9k_common
ath 19387 2 ath9k,ath9k_hw
cfg80211 172392 3 ath9k,mac80211,ath

No ndiswrapper module or acer related module is installed.