I have an issue after installing Ubuntu 22.04.1 on my Lenovo Legion laptop. The wifi button disappeared and I can't connect to the internet using wifi. I used the command sudo lshw -c network and have the line "Network Unclaimed".
*-network UNCLAIMED
description: Network controller
product: Cannon Lake PCH CNVi WiFi
vendor: Intel Corporation
physical id: 14.3
bus info: pci@0000:00:14.3
version: 10
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix cap_list
configuration: latency=0
resources: memory:b4518000-b451bfff
*-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:07:00.0
logical name: enp7s0
version: 15
serial: 98:fa:9b:ed:24:c4
size: 1Gbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=6.8.0-40-generic duplex=full firmware=rtl8168h-2_0.0.2 02/26/15 ip=192.168.1.60 latency=0 link=yes multicast=yes port=twisted pair speed=1Gbit/s
resources: irq:17 ioport:3000(size=256) memory:b4304000-b4304fff memory:b4300000-b4303fff
After using the command [sudo dmesg | grep iwl], here are the complete error messages.
[ 3.184712] iwlwifi 0000:00:14.3: Detected crf-id 0xa5a5a5a2, cnv-id 0xa5a5a5a2 wfpm id 0xa5a5a5a2
[ 3.184727] iwlwifi 0000:00:14.3: Can't find a correct rfid for crf id 0x5a2
[ 3.184744] iwlwifi: probe of 0000:00:14.3 failed with error -22
wireless info:
########## wireless info START ##########
Report from: 26 Aug 2024 23:14 CDT -0500
Booted last: 26 Aug 2024 00:00 CDT -0500
Script from: 25 Jan 2020 03:34 UTC +0000
release
Distributor ID: Ubuntu
Description: Ubuntu 22.04.4 LTS
Release: 22.04
Codename: jammy
kernel
Linux 6.8.0-40-generic #40~22.04.3-Ubuntu SMP PREEMPT_DYNAMIC Tue Jul 30 17:30:19 UTC 2 x86_64 x86_64 x86_64 GNU/Linux
Parameters: ro, quiet, splash, vt.handoff=7
desktop
Ubuntu
lspci
00:14.3 Network controller [0280]: Intel Corporation Cannon Lake PCH CNVi WiFi [8086:a370] (rev 10)
Subsystem: Intel Corporation Cannon Lake PCH CNVi WiFi [8086:0000]
Kernel modules: iwlwifi, wl
07:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 15)
Subsystem: Lenovo RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [17aa:38cd]
Kernel driver in use: r8169
lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 048d:c100 Integrated Technology Express, Inc. ITE Device(8910)
Bus 001 Device 003: ID 04ca:7070 Lite-On Technology Corp. Integrated Camera
Bus 001 Device 002: ID 046d:c542 Logitech, Inc. Wireless Receiver
Bus 001 Device 005: ID 8087:0aaa Intel Corp. Bluetooth 9460/9560 Jefferson Peak (JfP)
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
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
PCMCIA card info
rfkill
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
1: ideapad_bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no
2: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no
secure boot
SecureBoot disabled
lsmod
wl 6488064 0
iwlwifi 598016 0
intel_wmi_thunderbolt 16384 0
wmi_bmof 12288 0
cfg80211 1327104 2 wl,iwlwifi
ideapad_laptop 57344 0
sparse_keymap 12288 1 ideapad_laptop
platform_profile 12288 1 ideapad_laptop
video 73728 2 ideapad_laptop,nvidia_modeset
wmi 28672 4 video,intel_wmi_thunderbolt,wmi_bmof,ideapad_laptop
interfaces
ifconfig
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback <MAC address> brd <MAC address>
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp7s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
link/ether <MAC 'enp7s0' [IF1]> brd <MAC address>
inet 192.168.1.60/24 brd 192.168.1.255 scope global dynamic noprefixroute enp7s0
valid_lft 43027sec preferred_lft 43027sec
inet6 2600:6c44:11f0:13f0::1dd7/128 scope global dynamic noprefixroute
valid_lft 86227sec preferred_lft 86227sec
inet6 2600:6c44:11f0:13f0:2bcf:baa5:9627:3637/64 scope global temporary dynamic
valid_lft 86228sec preferred_lft 86155sec
inet6 2600:6c44:11f0:13f0:d54f:e606:fb59:378b/64 scope global dynamic mngtmpaddr noprefixroute
valid_lft 86228sec preferred_lft 86228sec
inet6 fe80::24c8:790f:df17:bc2a/64 scope link noprefixroute
valid_lft forever preferred_lft forever
iwconfig
lo no wireless extensions.
enp7s0 no wireless extensions.
route
default via 192.168.1.1 dev enp7s0 proto dhcp metric 100
169.254.0.0/16 dev enp7s0 scope link metric 1000
192.168.1.0/24 dev enp7s0 proto kernel scope link src 192.168.1.60 metric 100
resolv.conf
[777 root '/etc/resolv.conf' -> '../run/systemd/resolve/stub-resolv.conf']
nameserver 127.0.0.53
options edns0 trust-ad
search lan
network managers
Installed:
NetworkManager
Running:
root 621 1 0 23:11 ? 00:00:00 /usr/sbin/NetworkManager --no-daemon
NetworkManager info
GENERAL.DEVICE: enp7s0
GENERAL.TYPE: ethernet
GENERAL.NM-TYPE: NMDeviceEthernet
GENERAL.DBUS-PATH: /org/freedesktop/NetworkManager/Devices/2
GENERAL.VENDOR: Realtek Semiconductor Co., Ltd.
GENERAL.PRODUCT: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
GENERAL.DRIVER: r8169
GENERAL.DRIVER-VERSION: 6.8.0-40-generic
GENERAL.FIRMWARE-VERSION: --
GENERAL.HWADDR: <MAC 'enp7s0' [IF1]>
GENERAL.MTU: 1500
GENERAL.STATE: 100 (connected)
GENERAL.REASON: 0 (No reason given)
GENERAL.IP4-CONNECTIVITY: 4 (full)
GENERAL.IP6-CONNECTIVITY: 4 (full)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:1d.5/0000:07:00.0/net/enp7s0
GENERAL.PATH: pci-0000:07:00.0
GENERAL.IP-IFACE: enp7s0
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: 0a534e93-f980-38b8-9f2f-fbb77e889e99
GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveConnection/1
GENERAL.METERED: no (guessed)
CAPABILITIES.CARRIER-DETECT: yes
CAPABILITIES.SPEED: 1000 Mb/s
CAPABILITIES.IS-SOFTWARE: no
CAPABILITIES.SRIOV: no
INTERFACE-FLAGS.UP: yes
INTERFACE-FLAGS.LOWER-UP: yes
INTERFACE-FLAGS.CARRIER: yes
INTERFACE-FLAGS.PROMISC: no
WIRED-PROPERTIES.CARRIER: on
IP4.ADDRESS[1]: 192.168.1.60/24
IP4.GATEWAY: 192.168.1.1
IP4.ROUTE[1]: dst = 192.168.1.0/24, nh = 0.0.0.0, mt = 100
IP4.ROUTE[2]: dst = 169.254.0.0/16, nh = 0.0.0.0, mt = 1000
IP4.ROUTE[3]: dst = 0.0.0.0/0, nh = 192.168.1.1, mt = 100
IP4.DNS[1]: 192.168.1.1
IP4.DOMAIN[1]: lan
DHCP4.OPTION[1]: broadcast_address = 192.168.1.255
DHCP4.OPTION[2]: dhcp_lease_time = 43200
DHCP4.OPTION[3]: dhcp_server_identifier = 192.168.1.1
DHCP4.OPTION[4]: domain_name = lan
DHCP4.OPTION[5]: domain_name_servers = 192.168.1.1
DHCP4.OPTION[6]: expiry = 1724775094
DHCP4.OPTION[7]: host_name = tianwei-Legion-Y540-17IRH
DHCP4.OPTION[8]: ip_address = 192.168.1.60
DHCP4.OPTION[9]: next_server = 192.168.1.1
DHCP4.OPTION[10]: requested_broadcast_address = 1
DHCP4.OPTION[11]: requested_domain_name = 1
DHCP4.OPTION[12]: requested_domain_name_servers = 1
DHCP4.OPTION[13]: requested_domain_search = 1
DHCP4.OPTION[14]: requested_host_name = 1
DHCP4.OPTION[15]: requested_interface_mtu = 1
DHCP4.OPTION[16]: requested_ms_classless_static_routes = 1
DHCP4.OPTION[17]: requested_nis_domain = 1
DHCP4.OPTION[18]: requested_nis_servers = 1
DHCP4.OPTION[19]: requested_ntp_servers = 1
DHCP4.OPTION[20]: requested_rfc3442_classless_static_routes = 1
DHCP4.OPTION[21]: requested_root_path = 1
DHCP4.OPTION[22]: requested_routers = 1
DHCP4.OPTION[23]: requested_static_routes = 1
DHCP4.OPTION[24]: requested_subnet_mask = 1
DHCP4.OPTION[25]: requested_time_offset = 1
DHCP4.OPTION[26]: requested_wpad = 1
DHCP4.OPTION[27]: routers = 192.168.1.1
DHCP4.OPTION[28]: subnet_mask = 255.255.255.0
IP6.ADDRESS[1]: 2600:6c44:11f0:13f0:2bcf:baa5:9627:3637/64
IP6.ADDRESS[2]: 2600:6c44:11f0:13f0::1dd7/128
IP6.ADDRESS[3]: 2600:6c44:11f0:13f0:d54f:e606:fb59:378b/64
IP6.ADDRESS[4]: fe80::24c8:790f:df17:bc2a/64
IP6.GATEWAY: fe80::7637:5fff:fe3a:5754
IP6.ROUTE[1]: dst = fe80::/64, nh = ::, mt = 1024
IP6.ROUTE[2]: dst = 2600:6c44:11f0:13f0::/64, nh = ::, mt = 100
IP6.ROUTE[3]: dst = 2600:6c44:11f0:13f0::/60, nh = fe80::7637:5fff:fe3a:5754, mt = 100
IP6.ROUTE[4]: dst = 2600:6c44:11f0:13f0::1dd7/128, nh = ::, mt = 100
IP6.ROUTE[5]: dst = ::/0, nh = fe80::7637:5fff:fe3a:5754, mt = 100
IP6.DNS[1]: 2600:6c44:11f0:13f0::1
IP6.SEARCHES[1]: lan
DHCP6.OPTION[1]: dhcp6_domain_search = lan
DHCP6.OPTION[2]: dhcp6_name_servers = 2600:6c44:11f0:13f0::1
DHCP6.OPTION[3]: fqdn_fqdn = tianwei-Legion-Y540-17IRH
DHCP6.OPTION[4]: ip6_address = 2600:6c44:11f0:13f0::1dd7
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: /org/freedesktop/NetworkManager/Settings/1
CONNECTIONS.AVAILABLE-CONNECTIONS[1]: 0a534e93-f980-38b8-9f2f-fbb77e889e99 | Wired connection 1
NetworkManager.state
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true
NetworkManager config
[[/etc/NetworkManager/conf.d/default-wifi-powersave-on.conf]]
[connection]
wifi.powersave = 3
[[/etc/NetworkManager/NetworkManager.conf]]
[main]
plugins=ifupdown,keyfile
[ifupdown]
managed=false
[device]
wifi.scan-rand-mac-address=no
[[/usr/lib/NetworkManager/conf.d/10-dns-resolved.conf]]
[main]
dns=systemd-resolved
[[/usr/lib/NetworkManager/conf.d/10-globally-managed-devices.conf]]
[keyfile]
unmanaged-devices=*,except:type:wifi,except:type:gsm,except:type:cdma
[[/usr/lib/NetworkManager/conf.d/20-connectivity-ubuntu.conf]]
[connectivity]
uri=http://connectivity-check.ubuntu.com./
[[/usr/lib/NetworkManager/conf.d/no-mac-addr-change.conf]]
[device-31-mac-addr-change]
match-device=driver:eagle_sdio,driver:wl
wifi.scan-rand-mac-address=no
NetworkManager profiles
Netplan config
[/etc/netplan/01-network-manager-all.yaml]
network:
version: 2
renderer: NetworkManager
iw reg get
'iw' is not installed (package "iw").
iwlist channels
lo no frequency information.
enp7s0 no frequency information.
iwlist scan
lo Interface doesn't support scanning.
enp7s0 Interface doesn't support scanning.
module infos
[wl]
filename: /lib/modules/6.8.0-40-generic/updates/dkms/wl.ko
license: MIXED/Proprietary
depends: cfg80211
retpoline: Y
name: wl
vermagic: 6.8.0-40-generic SMP preempt mod_unload modversions
parm: passivemode:int
parm: wl_txq_thresh:int
parm: oneonly:int
parm: piomode:int
parm: instance_base:int
parm: nompc:int
parm: intf_name:string
[iwlwifi]
filename: /lib/modules/6.8.0-40-generic/kernel/drivers/net/wireless/intel/iwlwifi/iwlwifi.ko
license: GPL
description: Intel(R) Wireless WiFi driver for Linux
depends: cfg80211
retpoline: Y
intree: Y
name: iwlwifi
vermagic: 6.8.0-40-generic SMP preempt mod_unload modversions
parm: swcrypto:using crypto in software (default 0 [hardware]) (int)
parm: 11n_disable:disable 11n functionality, bitmap: 1: full, 2: disable agg TX, 4: disable agg RX, 8 enable agg TX (uint)
parm: amsdu_size:amsdu size 0: 12K for multi Rx queue devices, 2K for AX210 devices, 4K for other devices 1:4K 2:8K 3:12K (16K buffers) 4: 2K (default 0) (int)
parm: fw_restart:restart firmware in case of error (default true) (bool)
parm: nvm_file:NVM file name (charp)
parm: uapsd_disable:disable U-APSD functionality bitmap 1: BSS 2: P2P Client (default: 3) (uint)
parm: enable_ini:0:disable, 1-15:FW_DBG_PRESET Values, 16:enabled without preset value defined,Debug INI TLV FW debug infrastructure (default: 16) (uint)
parm: bt_coex_active:enable wifi/bt co-exist (default: enable) (bool)
parm: led_mode:0=system default, 1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0) (int)
parm: power_save:enable WiFi power management (default: disable) (bool)
parm: power_level:default power save level (range from 1 - 5, default: 1) (int)
parm: disable_11ac:Disable VHT capabilities (default: false) (bool)
parm: remove_when_gone:Remove dev from PCIe bus if it is deemed inaccessible (default: false) (bool)
parm: disable_11ax:Disable HE capabilities (default: false) (bool)
parm: disable_11be:Disable EHT capabilities (default: false) (bool)
[cfg80211]
filename: /lib/modules/6.8.0-40-generic/kernel/net/wireless/cfg80211.ko
description: wireless configuration support
license: GPL
depends:
retpoline: Y
intree: Y
name: cfg80211
vermagic: 6.8.0-40-generic SMP preempt 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
[iwlwifi]
11n_disable: 0
amsdu_size: 0
bt_coex_active: Y
disable_11ac: N
disable_11ax: N
disable_11be: N
enable_ini: 16
fw_restart: Y
led_mode: 0
nvm_file: (null)
power_level: 0
power_save: N
remove_when_gone: N
swcrypto: 0
uapsd_disable: 3
[cfg80211]
bss_entries_limit: 1000
cfg80211_disable_40mhz_24ghz: N
ieee80211_regdom: 00
/etc/modules
modprobe options
[/etc/modprobe.d/amd64-microcode-blacklist.conf]
blacklist microcode
[/etc/modprobe.d/blacklist-ath_pci.conf]
blacklist ath_pci
[/etc/modprobe.d/blacklist-bcm43.conf]
blacklist b43
blacklist b43legacy
blacklist ssb
blacklist bcm43xx
blacklist brcm80211
blacklist brcmfmac
blacklist brcmsmac
blacklist bcma
[/etc/modprobe.d/blacklist.conf]
blacklist evbug
blacklist usbmouse
blacklist usbkbd
blacklist eepro100
blacklist de4x5
blacklist eth1394
blacklist snd_intel8x0m
blacklist snd_aw2
blacklist prism54
blacklist bcm43xx
blacklist garmin_gps
blacklist asus_acpi
blacklist snd_pcsp
blacklist pcspkr
blacklist amd76x_edac
[/etc/modprobe.d/blacklist-rare-network.conf]
alias net-pf-3 off
alias net-pf-6 off
alias net-pf-9 off
alias net-pf-11 off
alias net-pf-12 off
alias net-pf-19 off
alias net-pf-21 off
alias net-pf-36 off
[/etc/modprobe.d/intel-microcode-blacklist.conf]
blacklist microcode
[/etc/modprobe.d/iwlwifi.conf]
remove iwlwifi
(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod)
&& /sbin/modprobe -r mac80211
[/etc/modprobe.d/libopenni-sensor-pointclouds0.conf]
blacklist gspca_kinect
rc.local
grep: /etc/rc.local: No such file or directory
pm-utils
udev rules
dmesg
[ 5.100902] Bluetooth: hci0: Failed to load Intel firmware file intel/ibt-17-0-0.sfi (-2)
[ 6.398056] r8169 0000:07:00.0 enp7s0: Link is Down
[ 9.095022] r8169 0000:07:00.0 enp7s0: Link is Up - 1Gbps/Full - flow control rx/tx
########## wireless info END ############
