#9654: ath: DMA failed to stop in 10 ms
------------------------+-----------------------------------
Reporter: anonymous | Owner: nbd
Type: defect | Status: reopened
Priority: normal | Milestone: Barrier Breaker 14.07
Component: kernel | Version: Trunk
Resolution: | Keywords: atheros
------------------------+-----------------------------------
Changes (by sergio.olivo@…):
* status: closed => reopened
* resolution: fixed =>
Comment:
I can confirm that this problem still ocurring in the latest stable
version:
{{{
DISTRIB_ID='OpenWrt'
DISTRIB_RELEASE='15.05'
DISTRIB_REVISION='r46767'
DISTRIB_CODENAME='chaos_calmer'
DISTRIB_TARGET='lantiq/xway'
DISTRIB_DESCRIPTION='OpenWrt Chaos Calmer 15.05'
DISTRIB_TAINTS=''
}}}
{{{
system type : AR9 rev 1.2
machine : WBMR - Buffalo WBMR-HP-G300H
processor : 0
cpu model : MIPS 34Kc V4.12
BogoMIPS : 221.18
wait instruction : yes
microsecond timers : yes
tlb_entries : 16
extra interrupt vector : yes
hardware watchpoint : yes, count: 4, address/irw mask: [0x0ffc,
0x0ffc, 0x0ffb, 0x0ffb]
isa : mips1 mips2 mips32r1 mips32r2
ASEs implemented : mips16 dsp mt
shadow register sets : 1
kscratch registers : 0
package : 0
core : 0
VCED exceptions : not available
VCEI exceptions : not available
}}}
My wifi configuration is this:
{{{
config wifi-device 'radio0'
option type 'mac80211'
option hwmode '11g'
option path 'pci0000:00/0000:00:0e.0'
option txpower '20'
option country 'BR'
option log_level '3'
option channel '6'
option htmode 'HT20'
config wifi-iface
option device 'radio0'
option mode 'ap'
option wps_device_name 'Buffalo WBMR-HP-G300H'
option ssid 'ABC'
option key '1234567890'
option network 'lan'
option wps_pushbutton '0'
option encryption 'psk-mixed+ccmp'
config wifi-iface
option device 'radio0'
option mode 'ap'
option ssid 'DEF'
option key '1234567890'
option wps_pushbutton '0'
option network 'lanb'
option encryption 'psk-mixed+ccmp'
}}}
After 1 or 2 days, the wireless connection become unusable, the router
still works connected via wired lan. The log is full of kernel error
messages and system load increases rapidly. The only way to solve its a
router reboot. But, the problem reoccurs after a couple of days.
--
Ticket URL: <https://dev.openwrt.org/ticket/9654#comment:555>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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