This bug also affects me making network operations practically impossible. lscpi for net below:
Network controller: Atheros Communications Inc. AR9287 Wireless Network Adapter (PCI-Express) (rev 01)
Subsystem: Foxconn International, Inc. Device e030
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 16
Region 0: Memory at e8e00000 (64-bit, non-prefetchable) [size=64K]
Capabilities: <access denied>
Kernel driver in use: ath9k
Kernel modules: ath9k
and the syslog:
kernel: [ 5012.743836] ath: Failed to stop TX DMA!
kernel: [ 5012.755839] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42000020
kernel: [ 5012.755845] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
kernel: [ 5012.767458] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42000020
kernel: [ 5019.780925] ath: Failed to stop TX DMA in 100 msec after killing last frame
kernel: [ 5019.780955] ath: Failed to stop TX DMA!
kernel: [ 5059.803900] ath: Failed to stop TX DMA in 100 msec after killing last frame
This bug also affects me making network operations practically impossible. lscpi for net below:
Network controller: Atheros Communications Inc. AR9287 Wireless Network Adapter (PCI-Express) (rev 01)
Subsystem: Foxconn International, Inc. Device e030
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 16
Region 0: Memory at e8e00000 (64-bit, non-prefetchable) [size=64K]
Capabilities: <access denied>
Kernel driver in use: ath9k
Kernel modules: ath9k
and the syslog:
kernel: [ 5012.743836] ath: Failed to stop TX DMA! SW=0x42000020 SW=0x42000020
kernel: [ 5012.755839] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_
kernel: [ 5012.755845] ath: Could not stop RX, we could be confusing the DMA engine when we start RX up
kernel: [ 5012.767458] ath: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_
kernel: [ 5019.780925] ath: Failed to stop TX DMA in 100 msec after killing last frame
kernel: [ 5019.780955] ath: Failed to stop TX DMA!
kernel: [ 5059.803900] ath: Failed to stop TX DMA in 100 msec after killing last frame