我升级到了 Kubuntu，但我的 WiFi 无法使用。我已经尝试了最明显的方法，也有一些信息。
########## wireless info START ##########
Report from: 04 Oct 2016 14:13 CEST +0200
Booted last: 04 Oct 2016 00:00 CEST +0200
Script from: 08 Jul 2016 02:16 UTC +0000
##### release ###########################
Distributor ID: Ubuntu
Description: Ubuntu 16.04.1 LTS
Release: 16.04
Codename: xenial
##### kernel ############################
Linux 4.4.0-38-generic #57-Ubuntu SMP Tue Sep 6 15:42:33 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
Parameters: ro, quiet, splash, vt.handoff=7
##### desktop ###########################
sed: can't read /root/.dmrc: No such file or directory
Could not be determined.
##### lspci #############################
09:00.0 Network controller [0280]: Intel Corporation Wireless 7260 [8086:08b1] (rev c3)
DeviceName: Intel Stone Peak 2 7260 ac 2x2 + BT4 LE Combo
Subsystem: Intel Corporation Dual Band Wireless-AC 7260 [8086:c070]
##### lsusb #############################
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 1bcf:2c7e Sunplus Innovation Technology Inc.
Bus 001 Device 003: ID 8087:07dc Intel Corp.
Bus 001 Device 005: ID 04f3:2016 Elan Microelectronics Corp.
Bus 001 Device 002: ID 045e:07b2 Microsoft Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
##### PCMCIA card info ##################
##### rfkill ############################
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
1: acer-wireless: Wireless LAN
Soft blocked: yes
Hard blocked: no
##### lsmod #############################
acer_wmi 20480 0
hp_wmi 16384 0
sparse_keymap 16384 2 acer_wmi,hp_wmi
iwlmvm 311296 0
mac80211 737280 1 iwlmvm
iwlwifi 200704 1 iwlmvm
cfg80211 565248 3 iwlwifi,mac80211,iwlmvm
mxm_wmi 16384 1 nouveau
wmi 20480 4 acer_wmi,hp_wmi,mxm_wmi,nouveau
video 40960 3 i915,acer_wmi,nouveau
##### interfaces ########################
auto lo
iface lo inet loopback
##### ifconfig ##########################
bnep0 Link encap:Ethernet HWaddr <MAC 'bnep0' [IF1]>
inet addr:192.168.44.173 Bcast:192.168.44.255 Mask:255.255.255.0
inet6 addr: fe80::de21:ad56:7c57:97e/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:3841 errors:0 dropped:0 overruns:0 frame:0
TX packets:3103 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:4337237 (4.3 MB) TX bytes:326409 (326.4 KB)
##### iwconfig ##########################
lo no wireless extensions.
bnep0 no wireless extensions.
##### route #############################
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.44.1 0.0.0.0 UG 750 0 0 bnep0
169.254.0.0 0.0.0.0 255.255.0.0 U 1000 0 0 bnep0
192.168.44.0 0.0.0.0 255.255.255.0 U 750 0 0 bnep0
##### resolv.conf #######################
nameserver 127.0.1.1
##### network managers ##################
Installed:
NetworkManager
Running:
root 868 1 0 14:08 ? 00:00:00 /usr/sbin/NetworkManager --no-daemon
##### NetworkManager info ###############
GENERAL.DEVICE: <MAC address>
GENERAL.TYPE: bt
GENERAL.NM-TYPE: NMDeviceBt
GENERAL.VENDOR:
GENERAL.PRODUCT:
GENERAL.DRIVER: bluez
GENERAL.DRIVER-VERSION:
GENERAL.FIRMWARE-VERSION:
GENERAL.HWADDR: <MAC address>
GENERAL.MTU: 0
GENERAL.STATE: 100 (connected)
GENERAL.REASON: 0 (No reason given)
GENERAL.UDI: /org/bluez/hci0/dev_78_F7_BE_B6_72_A6
GENERAL.IP-IFACE: bnep0
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: Pearcival Network
GENERAL.CON-UUID: e3735762-3a09-4463-98d9-7a313b10335f
GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveConnection/0
GENERAL.METERED: yes (guessed)
CAPABILITIES.CARRIER-DETECT: no
CAPABILITIES.SPEED: unknown
CAPABILITIES.IS-SOFTWARE: no
BLUETOOTH.CAPABILITIES: NAP
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: /org/freedesktop/NetworkManager/Settings/{0}
CONNECTIONS.AVAILABLE-CONNECTIONS[1]: e3735762-3a09-4463-98d9-7a313b10335f | Pearcival Network
IP4.ADDRESS[1]: 192.168.44.173/24
IP4.GATEWAY: 192.168.44.1
IP4.ROUTE[1]: dst = 169.254.0.0/16, nh = 0.0.0.0, mt = 1000
IP4.DNS[1]: 192.168.44.1
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 = 192.168.44.1
DHCP4.OPTION[5]: ip_address = 192.168.44.173
DHCP4.OPTION[6]: requested_static_routes = 1
DHCP4.OPTION[7]: dhcp_server_identifier = 192.168.44.1
DHCP4.OPTION[8]: requested_time_offset = 1
DHCP4.OPTION[9]: broadcast_address = 192.168.44.255
DHCP4.OPTION[10]: requested_interface_mtu = 1
DHCP4.OPTION[11]: dhcp_rebinding_time = 3150
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 = 192.168.44.1
DHCP4.OPTION[16]: dhcp_renewal_time = 1800
DHCP4.OPTION[17]: requested_domain_name = 1
DHCP4.OPTION[18]: requested_routers = 1
DHCP4.OPTION[19]: expiry = 1475586672
DHCP4.OPTION[20]: requested_wpad = 1
DHCP4.OPTION[21]: host_name = david-Laptop
DHCP4.OPTION[22]: requested_netbios_scope = 1
DHCP4.OPTION[23]: requested_ms_classless_static_routes = 1
DHCP4.OPTION[24]: requested_netbios_name_servers = 1
DHCP4.OPTION[25]: network_number = 192.168.44.0
DHCP4.OPTION[26]: requested_domain_search = 1
DHCP4.OPTION[27]: vendor_encapsulated_options = ANDROID_METERED
DHCP4.OPTION[28]: next_server = 192.168.44.1
DHCP4.OPTION[29]: requested_host_name = 1
DHCP4.OPTION[30]: dhcp_lease_time = 3600
DHCP4.OPTION[31]: requested_ntp_servers = 1
IP6.ADDRESS[1]: fe80::de21:ad56:7c57:97e/64
IP6.GATEWAY:
##### NetworkManager.state ##############
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true
##### NetworkManager.conf ###############
[main]
plugins=ifupdown,keyfile,ofono
dns=dnsmasq
[ifupdown]
managed=false
##### NetworkManager profiles ###########
##### iw reg get ########################
Region: Europe/Vienna (based on set time zone)
country 00: DFS-UNSET
(2402 - 2472 @ 40), (N/A, 20), (N/A)
(2457 - 2482 @ 40), (N/A, 20), (N/A), NO-IR
(2474 - 2494 @ 20), (N/A, 20), (N/A), NO-OFDM, NO-IR
(5170 - 5250 @ 80), (N/A, 20), (N/A), NO-IR
(5250 - 5330 @ 80), (N/A, 20), (0 ms), DFS, 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.
bnep0 no frequency information.
##### iwlist scan #######################
lo Interface doesn't support scanning.
bnep0 Interface doesn't support scanning.
##### module infos ######################
[iwlmvm]
filename: /lib/modules/4.4.0-38-generic/kernel/drivers/net/wireless/iwlwifi/mvm/iwlmvm.ko
license: GPL
author: Copyright(c) 2003- 2015 Intel Corporation <[email protected]>
description: The new Intel(R) wireless AGN driver for Linux
srcversion: 49DC02934CB3D8C312FF8E1
depends: iwlwifi,mac80211,cfg80211
intree: Y
vermagic: 4.4.0-38-generic SMP mod_unload modversions
parm: init_dbg:set to true to debug an ASSERT in INIT fw (default: false (bool)
parm: power_scheme:power management scheme: 1-active, 2-balanced, 3-low power, default: 2 (int)
parm: tfd_q_hang_detect:TFD queues hang detection (default: true (bool)
[mac80211]
filename: /lib/modules/4.4.0-38-generic/kernel/net/mac80211/mac80211.ko
license: GPL
description: IEEE 802.11 subsystem
srcversion: B10AF1CD828D26173EA0378
depends: cfg80211
intree: Y
vermagic: 4.4.0-38-generic SMP mod_unload modversions
parm: minstrel_vht_only:Use only VHT rates when VHT is supported by sta. (bool)
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)
[iwlwifi]
filename: /lib/modules/4.4.0-38-generic/kernel/drivers/net/wireless/iwlwifi/iwlwifi.ko
license: GPL
author: Copyright(c) 2003- 2015 Intel Corporation <[email protected]>
description: Intel(R) Wireless WiFi driver for Linux
firmware: iwlwifi-100-5.ucode
firmware: iwlwifi-1000-5.ucode
firmware: iwlwifi-135-6.ucode
firmware: iwlwifi-105-6.ucode
firmware: iwlwifi-2030-6.ucode
firmware: iwlwifi-2000-6.ucode
firmware: iwlwifi-5150-2.ucode
firmware: iwlwifi-5000-5.ucode
firmware: iwlwifi-6000g2b-6.ucode
firmware: iwlwifi-6000g2a-5.ucode
firmware: iwlwifi-6050-5.ucode
firmware: iwlwifi-6000-4.ucode
firmware: iwlwifi-7265D-13.ucode
firmware: iwlwifi-7265-13.ucode
firmware: iwlwifi-3160-13.ucode
firmware: iwlwifi-7260-13.ucode
firmware: iwlwifi-8000-13.ucode
srcversion: 651BF6CBF283F6F817B8F3A
depends: cfg80211
intree: Y
vermagic: 4.4.0-38-generic SMP 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_8K:enable 8K amsdu size (default 0) (int)
parm: fw_restart:restart firmware in case of error (default true) (bool)
parm: antenna_coupling:specify antenna coupling in dB (default: 0 dB) (int)
parm: nvm_file:NVM file name (charp)
parm: d0i3_disable:disable d0i3 functionality (default: Y) (bool)
parm: lar_disable:disable LAR functionality (default: N) (bool)
parm: uapsd_disable:disable U-APSD functionality (default: Y) (bool)
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: fw_monitor:firmware monitor - to debug FW (default: false - needs lots of memory) (bool)
[cfg80211]
filename: /lib/modules/4.4.0-38-generic/kernel/net/wireless/cfg80211.ko
description: wireless configuration support
license: GPL
author: Johannes Berg
srcversion: 25A45701AAA64DAC1E47D9D
depends:
intree: Y
vermagic: 4.4.0-38-generic SMP mod_unload modversions
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 #################
[iwlmvm]
init_dbg: N
power_scheme: 2
tfd_q_hang_detect: Y
[mac80211]
beacon_loss_count: 7
ieee80211_default_rc_algo: minstrel_ht
max_nullfunc_tries: 2
max_probe_tries: 5
minstrel_vht_only: Y
probe_wait_ms: 500
[iwlwifi]
11n_disable: 0
amsdu_size_8K: 0
antenna_coupling: 0
bt_coex_active: Y
d0i3_disable: Y
fw_monitor: N
fw_restart: Y
lar_disable: N
led_mode: 0
nvm_file: (null)
power_level: 0
power_save: N
swcrypto: 0
uapsd_disable: Y
[cfg80211]
cfg80211_disable_40mhz_24ghz: N
ieee80211_regdom: 00
##### /etc/modules ######################
##### modprobe options ##################
[/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 i2c_i801
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/iwlwifi.conf]
remove iwlwifi \
(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
&& /sbin/modprobe -r mac80211
[/etc/modprobe.d/mlx4.conf]
softdep mlx4_core post: mlx4_en
##### rc.local ##########################
exit 0
##### pm-utils ##########################
##### udev rules ########################
##### dmesg #############################
[ 5.208121] iwlwifi 0000:09:00.0: Direct firmware load for iwlwifi-7260-17.ucode failed with error -2
[ 5.213153] iwlwifi 0000:09:00.0: loaded firmware version 16.242414.0 op_mode iwlmvm
[ 5.281136] iwlwifi 0000:09:00.0: Detected Intel(R) Dual Band Wireless AC 7260, REV=0x144
[ 5.281245] iwlwifi 0000:09:00.0: L1 Enabled - LTR Enabled
[ 5.281484] iwlwifi 0000:09:00.0: RF_KILL bit toggled to disable radio.
[ 5.281514] iwlwifi 0000:09:00.0: L1 Enabled - LTR Enabled
[ 10.279694] iwlwifi 0000:09:00.0: Failed to load firmware chunk!
[ 10.279698] iwlwifi 0000:09:00.0: Could not load the [0] uCode section
[ 10.279706] iwlwifi 0000:09:00.0: Failed to start INIT ucode: -110
[ 10.280027] iwlwifi 0000:09:00.0: Failed to run INIT ucode: -110
[ 10.280067] iwlwifi 0000:09:00.0: L1 Enabled - LTR Enabled
########## wireless info END ############
答案1
这是运行较新 Intel 无线网卡的较新 HP 笔记本电脑的问题。在 中将“acer-wmi”和“acer-wireless”列入黑名单/etc/modprobe.d/blacklist.conf。
添加线条
blacklist acer-wmi
然后重新启动。
Ubuntu 尝试加载 acer-wmi 和无线模块，但错误地阻止了无线。
编辑：如果无线卡/固件继续出现故障，请运行以下命令：
dmesg | grep iwl
并使用输出编辑您的问题。