[FS#1450] ath9k Wifi hangup on Channel 11 at low load
LEDE Bugs
lede-bugs at lists.infradead.org
Mon Mar 19 23:24:13 PDT 2018
A new Flyspray task has been opened. Details are below.
User who did this - linuxonlinehelp (linuxonlinehelp)
Attached to Project - OpenWrt/LEDE Project
Summary - ath9k Wifi hangup on Channel 11 at low load
Task Type - Bug Report
Category - Base system
Status - Unconfirmed
Assigned To -
Operating System - All
Severity - Low
Priority - Very Low
Reported Version - Trunk
Due in Version - Undecided
Due Date - Undecided
Details - Bug:
Router TP Link n600 wdr3600 connected clients 2 TP Link 841 with relayd stop working, no ping, route, dns.. after 3-12hours
Area:
No other wifi senders at my range! cause small village!
Settings:
WPA2-CCMP
HT40/HT20
Release:
DISTRIB_RELEASE='SNAPSHOT'
DISTRIB_REVISION='r6503-5faa955'
DISTRIB_TARGET='ar71xx/generic'
DISTRIB_ARCH='mips_24kc'
DISTRIB_DESCRIPTION='OpenWrt SNAPSHOT r6503-5faa955'
staion-dump:
inactive time: 0 ms
rx bytes: 1268361819
rx packets: 857809
tx bytes: 41626891
tx packets: 442685
tx retries: 138880
tx failed: 0
rx drop misc: 6659
signal: -56 [-58, -61] dBm
signal avg: -54 [-57, -58] dBm
tx bitrate: 130.0 MBit/s MCS 15
rx bitrate: 144.4 MBit/s MCS 15 short GI
expected throughput: 44.677Mbps
authorized: yes
authenticated: yes
associated: yes
preamble: short
WMM/WME: yes
MFP: no
TDLS peer: no
DTIM period: 2
beacon interval:100
short preamble: yes
short slot time:yes
connected time: 1393 seconds
Tested with and without ani (AirTimeFairness) no results!
Solution: Switch to Channel 6 now stable 2 days!
Tested:
-Routers at range 1 Meter same problems!
-With and without ani (AirTimeFairness) no results!
-Disabled IPV6 no help (cause some posts reports problems with ipv6)
Remark: No big bug messages on dmesg and logread.
{{{
reset:
Baseband Hang: 0
Baseband Watchdog: 0
Fatal HW Error: 0
TX HW error: 0
Transmit timeout: 0
TX Path Hang: 0
PLL RX Hang: 0
MAC Hang: 0
Stuck Beacon: 0
MCI Reset: 0
Calibration error: 0
Tx DMA stop error: 0
Rx DMA stop error: 0
ani:
ANI RESET: 4
OFDM LEVEL: 0
CCK LEVEL: 0
SPUR UP: 4
SPUR DOWN: 4
OFDM WS-DET ON: 0
OFDM WS-DET OFF: 0
MRC-CCK ON: 0
MRC-CCK OFF: 0
FIR-STEP UP: 20
FIR-STEP DOWN: 22
INV LISTENTIME: 0
OFDM ERRORS: 100299
CCK ERRORS: 333896
}}}
dmesg;
[ 45.667980] br-lan: port 2(wlan0) entered blocking state
[ 45.673381] br-lan: port 2(wlan0) entered disabled state
[ 45.679216] device wlan0 entered promiscuous mode
[ 45.769097] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
[ 45.830992] br-lan: port 3(wlan1) entered blocking state
[ 45.836394] br-lan: port 3(wlan1) entered disabled state
[ 45.842256] device wlan1 entered promiscuous mode
[ 45.847281] br-lan: port 3(wlan1) entered blocking state
[ 45.852683] br-lan: port 3(wlan1) entered forwarding state
[ 46.587328] br-lan: port 3(wlan1) entered disabled state
[ 47.788177] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 47.794798] br-lan: port 2(wlan0) entered blocking state
[ 47.800245] br-lan: port 2(wlan0) entered forwarding state
[ 48.471159] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 48.477841] br-lan: port 3(wlan1) entered blocking state
[ 48.483239] br-lan: port 3(wlan1) entered forwarding state
More information can be found at the following URL:
https://bugs.openwrt.org/index.php?do=details&task_id=1450
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