Here's debug info from running the UbuntuForums wireless-info script as root.
The wireless hardware is a PCI 02:00.0 Network controller: Qualcomm Atheros AR93xx Wireless Network Adapter (rev 01).
Code: Select all
########## wireless info START ##########
Report from: 10 Dec 2017 01:31 PST -0800
Booted last: 10 Dec 2017 00:00 PST -0800
Script from: 05 Dec 2017 03:13 UTC +0000
##### release ###########################
Distributor ID: Debian
Description: Debian GNU/Linux 9.3 (stretch)
Release: 9.3
Codename: stretch
##### kernel ############################
Linux 4.9.0-4-amd64 #1 SMP Debian 4.9.65-3 (2017-12-03) x86_64 unknown unknown GNU/Linux
Parameters: ro, quiet, acpi=off
##### desktop ###########################
sed: can't read /root/.dmrc: No such file or directory
Could not be determined.
##### lspci #############################
00:1f.6 Ethernet controller [0200]: Intel Corporation Ethernet Connection (2) I219-V [8086:15b8] (rev 31)
Subsystem: ASUSTeK Computer Inc. Ethernet Connection (2) I219-V [1043:8672]
Kernel driver in use: e1000e
02:00.0 Network controller [0280]: Qualcomm Atheros AR93xx Wireless Network Adapter [168c:0030] (rev 01)
Subsystem: Qualcomm Atheros AR93xx Wireless Network Adapter [168c:3112]
Kernel modules: ath9k
##### lsusb #############################
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 002: ID 046d:c068 Logitech, Inc. G500 Laser Mouse
Bus 001 Device 004: ID 29ea:0102
Bus 001 Device 003: ID 1050:0407 Yubico.com
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
##### PCMCIA card info ##################
'pccardctl' is not installed (package "pcmciautils").
##### rfkill ############################
##### lsmod #############################
ath9k 94208 0
ath9k_common 32768 1 ath9k
ath9k_hw 446464 2 ath9k,ath9k_common
ath 32768 3 ath9k_hw,ath9k,ath9k_common
mac80211 671744 1 ath9k
cfg80211 589824 4 mac80211,ath9k,ath,ath9k_common
rfkill 24576 2 cfg80211
##### interfaces ########################
source /etc/network/interfaces.d/*
auto lo
iface lo inet loopback
##### ifconfig ##########################
enp0s31f6: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.1.134 netmask 255.255.255.0 broadcast 192.168.1.255
inet6 fe80::9ac4:febb:2784:75c prefixlen 64 scopeid 0x20<link>
ether <MAC address> txqueuelen 1000 (Ethernet)
RX packets 4959 bytes 6172579 (5.8 MiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 3528 bytes 362794 (354.2 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device memory 0xd3400000-d3420000
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1 (Local Loopback)
RX packets 336 bytes 26628 (26.0 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 336 bytes 26628 (26.0 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
##### iwconfig ##########################
lo no wireless extensions.
enp0s31f6 no wireless extensions.
##### route #############################
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.1.1 0.0.0.0 UG 100 0 0 enp0s31f6
192.168.1.0 0.0.0.0 255.255.255.0 U 100 0 0 enp0s31f6
##### resolv.conf #######################
search smashbros
nameserver 192.168.1.1
##### network managers ##################
Installed:
NetworkManager
Running:
root 926 1 0 00:53 ? 00:00:00 /usr/sbin/NetworkManager --no-daemon
##### NetworkManager info ###############
GENERAL.DEVICE: enp0s31f6
GENERAL.TYPE: ethernet
GENERAL.NM-TYPE: NMDeviceEthernet
GENERAL.VENDOR: Intel Corporation
GENERAL.PRODUCT: Ethernet Connection (2) I219-V
GENERAL.DRIVER: e1000e
GENERAL.DRIVER-VERSION: 3.2.6-k
GENERAL.FIRMWARE-VERSION: 0.7-4
GENERAL.HWADDR: <MAC address>
GENERAL.MTU: 1500
GENERAL.STATE: 100 (connected)
GENERAL.REASON: 0 (No reason given)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:1f.6/net/enp0s31f6
GENERAL.IP-IFACE: enp0s31f6
GENERAL.IS-SOFTWARE: no
GENERAL.NM-MANAGED: yes
GENERAL.AUTOCONNECT: yes
GENERAL.FIRMWARE-MISSING: no
GENERAL.NM-PLUGIN-MISSING: no
GENERAL.PHYS-PORT-ID: --
GENERAL.CONNECTION: Wired connection 1
GENERAL.CON-UUID: b50e544b-a709-33e3-a01c-200e20667561
GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveConnection/2
GENERAL.METERED: no (guessed)
CAPABILITIES.CARRIER-DETECT: yes
CAPABILITIES.SPEED: 100 Mb/s
CAPABILITIES.IS-SOFTWARE: no
WIRED-PROPERTIES.CARRIER: on
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: /org/freedesktop/NetworkManager/Settings/{2}
CONNECTIONS.AVAILABLE-CONNECTIONS[1]: b50e544b-a709-33e3-a01c-200e20667561 | Wired connection 1
IP4.ADDRESS[1]: 192.168.1.134/24
IP4.GATEWAY: 192.168.1.1
IP4.DNS[1]: 192.168.1.1
IP4.DOMAIN[1]: smashbros
DHCP4.OPTION[1]: requested_subnet_mask = 1
DHCP4.OPTION[2]: requested_rfc3442_classless_static_routes = 1
DHCP4.OPTION[3]: subnet_mask = 255.255.255.0
DHCP4.OPTION[4]: domain_name_servers = 192.168.1.1
DHCP4.OPTION[5]: ip_address = 192.168.1.134
DHCP4.OPTION[6]: requested_static_routes = 1
DHCP4.OPTION[7]: dhcp_server_identifier = 192.168.1.1
DHCP4.OPTION[8]: requested_time_offset = 1
DHCP4.OPTION[9]: broadcast_address = 192.168.1.255
DHCP4.OPTION[10]: requested_interface_mtu = 1
DHCP4.OPTION[11]: dhcp_rebinding_time = 75600
DHCP4.OPTION[12]: requested_domain_name_servers = 1
DHCP4.OPTION[13]: dhcp_message_type = 5
DHCP4.OPTION[14]: requested_broadcast_address = 1
DHCP4.OPTION[15]: routers = 192.168.1.1
DHCP4.OPTION[16]: dhcp_renewal_time = 43200
DHCP4.OPTION[17]: requested_domain_name = 1
DHCP4.OPTION[18]: domain_name = smashbros
DHCP4.OPTION[19]: requested_routers = 1
DHCP4.OPTION[20]: expiry = 1512984148
DHCP4.OPTION[21]: host_name = jschaf
DHCP4.OPTION[22]: requested_netbios_scope = 1
DHCP4.OPTION[23]: requested_wpad = 1
DHCP4.OPTION[24]: requested_ms_classless_static_routes = 1
DHCP4.OPTION[25]: requested_netbios_name_servers = 1
DHCP4.OPTION[26]: network_number = 192.168.1.0
DHCP4.OPTION[27]: requested_domain_search = 1
DHCP4.OPTION[28]: next_server = 192.168.1.1
DHCP4.OPTION[29]: requested_ntp_servers = 1
DHCP4.OPTION[30]: requested_host_name = 1
DHCP4.OPTION[31]: dhcp_lease_time = 86400
IP6.ADDRESS[1]: fe80::9ac4:febb:2784:75c/64
IP6.GATEWAY: --
##### NetworkManager.state ##############
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true
##### NetworkManager.conf ###############
[main]
plugins=ifupdown,keyfile
[ifupdown]
managed=false
##### NetworkManager profiles ###########
[[/etc/NetworkManager/system-connections/SmashBros-5]] (600 root)
[connection] id=SmashBros-5 | type=wifi | permissions=
[wifi] mac-address-blacklist= | ssid=SmashBros-5
[ipv4] method=auto
[ipv6] method=auto
##### Netplan config ####################
##### iw reg get ########################
Region: US/Pacific (based on set time zone)
global
country 00: DFS-UNSET
(2402 - 2472 @ 40), (N/A, 20), (N/A)
(2457 - 2482 @ 20), (N/A, 20), (N/A), AUTO-BW, NO-IR
(2474 - 2494 @ 20), (N/A, 20), (N/A), NO-OFDM, NO-IR
(5170 - 5250 @ 80), (N/A, 20), (N/A), AUTO-BW, NO-IR
(5250 - 5330 @ 80), (N/A, 20), (0 ms), DFS, AUTO-BW, NO-IR
(5490 - 5730 @ 160), (N/A, 20), (0 ms), DFS, NO-IR
(5735 - 5835 @ 80), (N/A, 20), (N/A), NO-IR
(57240 - 63720 @ 2160), (N/A, 0), (N/A)
##### iwlist channels ###################
lo no frequency information.
enp0s31f6 no frequency information.
##### iwlist scan #######################
lo Interface doesn't support scanning.
enp0s31f6 Interface doesn't support scanning.
##### module infos ######################
[ath9k]
filename: /lib/modules/4.9.0-4-amd64/kernel/drivers/net/wireless/ath/ath9k/ath9k.ko
license: Dual BSD/GPL
description: Support for Atheros 802.11n wireless LAN cards.
author: Atheros Communications
depends: mac80211,ath9k_hw,ath9k_common,cfg80211,ath
intree: Y
vermagic: 4.9.0-4-amd64 SMP mod_unload modversions
parm: debug:Debugging mask (uint)
parm: nohwcrypt:Disable hardware encryption (int)
parm: blink:Enable LED blink on activity (int)
parm: led_active_high:Invert LED polarity (int)
parm: btcoex_enable:Enable wifi-BT coexistence (int)
parm: bt_ant_diversity:Enable WLAN/BT RX antenna diversity (int)
parm: ps_enable:Enable WLAN PowerSave (int)
[ath9k_common]
filename: /lib/modules/4.9.0-4-amd64/kernel/drivers/net/wireless/ath/ath9k/ath9k_common.ko
license: Dual BSD/GPL
description: Shared library for Atheros wireless 802.11n LAN cards.
author: Atheros Communications
depends: ath9k_hw,cfg80211,ath
intree: Y
vermagic: 4.9.0-4-amd64 SMP mod_unload modversions
[ath9k_hw]
filename: /lib/modules/4.9.0-4-amd64/kernel/drivers/net/wireless/ath/ath9k/ath9k_hw.ko
license: Dual BSD/GPL
description: Support for Atheros 802.11n wireless LAN cards.
author: Atheros Communications
depends: ath
intree: Y
vermagic: 4.9.0-4-amd64 SMP mod_unload modversions
[ath]
filename: /lib/modules/4.9.0-4-amd64/kernel/drivers/net/wireless/ath/ath.ko
license: Dual BSD/GPL
description: Shared library for Atheros wireless LAN cards.
author: Atheros Communications
depends: cfg80211
intree: Y
vermagic: 4.9.0-4-amd64 SMP mod_unload modversions
[mac80211]
filename: /lib/modules/4.9.0-4-amd64/kernel/net/mac80211/mac80211.ko
license: GPL
description: IEEE 802.11 subsystem
depends: cfg80211
intree: Y
vermagic: 4.9.0-4-amd64 SMP mod_unload modversions
parm: max_nullfunc_tries:Maximum nullfunc tx tries before disconnecting (reason 4). (int)
parm: max_probe_tries:Maximum probe tries before disconnecting (reason 4). (int)
parm: beacon_loss_count:Number of beacon intervals before we decide beacon was lost. (int)
parm: probe_wait_ms:Maximum time(ms) to wait for probe response before disconnecting (reason 4). (int)
parm: ieee80211_default_rc_algo:Default rate control algorithm for mac80211 to use (charp)
[cfg80211]
filename: /lib/modules/4.9.0-4-amd64/kernel/net/wireless/cfg80211.ko
description: wireless configuration support
license: GPL
author: Johannes Berg
depends: rfkill
intree: Y
vermagic: 4.9.0-4-amd64 SMP mod_unload modversions
parm: bss_entries_limit:limit to number of scan BSS entries (per wiphy, default 1000) (int)
parm: ieee80211_regdom:IEEE 802.11 regulatory domain code (charp)
parm: cfg80211_disable_40mhz_24ghz:Disable 40MHz support in the 2.4GHz band (bool)
##### module parameters #################
[ath9k]
blink: 0
bt_ant_diversity: 0
btcoex_enable: 0
led_active_high: -1
nohwcrypt: 0
ps_enable: 0
[mac80211]
beacon_loss_count: 7
ieee80211_default_rc_algo: minstrel_ht
max_nullfunc_tries: 2
max_probe_tries: 5
probe_wait_ms: 500
[cfg80211]
bss_entries_limit: 1000
cfg80211_disable_40mhz_24ghz: N
ieee80211_regdom: 00
##### /etc/modules ######################
##### modprobe options ##################
##### rc.local ##########################
grep: /etc/rc.local: No such file or directory
##### pm-utils ##########################
find: ‘/etc/pm/*.d’: No such file or directory
##### udev rules ########################
##### dmesg #############################
[ 1.266580] ath9k 0000:02:00.0: enabling device (0000 -> 0002)
[ 1.266585] ath9k 0000:02:00.0: can't find IRQ for PCI INT A; please try using pci=biosirq
[ 1.266611] genirq: Flags mismatch irq 0. 00000080 (ath9k) vs. 00015a00 (timer)
[ 1.266630] ath9k 0000:02:00.0: request_irq failed
[ 1.266647] ath9k: probe of 0000:02:00.0 failed with error -16
[ 771.035909] ath9k: ath9k: Driver unloaded
[ 775.950633] ath9k 0000:02:00.0: can't find IRQ for PCI INT A; please try using pci=biosirq
[ 775.950674] genirq: Flags mismatch irq 0. 00000080 (ath9k) vs. 00015a00 (timer)
[ 775.950677] ath9k 0000:02:00.0: request_irq failed
[ 775.950687] ath9k: probe of 0000:02:00.0 failed with error -16
########## wireless info END ############