Re: [gentoo-user] Lost wireless interface after updates

[Alexander Kapshuk <alexander.kapshuk@gmail.com>]

[-- Attachment #1: Type: text/plain, Size: 6812 bytes --]

On Sun, Oct 18, 2015 at 9:22 PM, Mansour Al Akeel <mansour.alakeel@gmail.com
> wrote:

> Hello all,
>
> ifconfig -a
> enp0s25: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
>         inet 192.168.1.7  netmask 255.255.255.0  broadcast 192.168.1.255
>         ether f0:de:f1:6f:6d:00  txqueuelen 1000  (Ethernet)
>         RX packets 42308  bytes 45223536 (43.1 MiB)
>         RX errors 0  dropped 3  overruns 0  frame 0
>         TX packets 29996  bytes 4063319 (3.8 MiB)
>         TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
>         device interrupt 20  memory 0xf1600000-f1620000
>
> lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
>         inet 127.0.0.1  netmask 255.0.0.0
>         loop  txqueuelen 0  (Local Loopback)
>         RX packets 6688  bytes 2077181 (1.9 MiB)
>         RX errors 0  dropped 0  overruns 0  frame 0
>         TX packets 6688  bytes 2077181 (1.9 MiB)
>         TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
>
> wlp3s0: flags=4098<BROADCAST,MULTICAST>  mtu 1500
>         ether a0:88:b4:97:b5:2c  txqueuelen 1000  (Ethernet)
>         RX packets 0  bytes 0 (0.0 B)
>         RX errors 0  dropped 0  overruns 0  frame 0
>         TX packets 0  bytes 0 (0.0 B)
>         TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
>

Your wired interface seems to be up, while your wireless one seems to be
down. Do you normally have both interfaces up?


> ===========================================================
>
> iwconfig
>
> wlp3s0    IEEE 802.11abgn  ESSID:off/any
>           Mode:Managed  Access Point: Not-Associated   Tx-Power=0 dBm
>           Retry short limit:7   RTS thr:off   Fragment thr:off
>           Encryption key:off
>           Power Management:off
>
> During the last update, did you by any chance update your
'net-wireless/wpa_supplicant'? If so, can you ensure your '/etc/conf.d/net'
and '/etc/wpa_supplicant/wpa_supplicant.conf' are in order.

If you are using openrc, what is the output of:
root# rc-update show | grep net



> The relevant dmesg:
>
> [64508.554638] iwlwifi 0000:03:00.0: L1 Enabled - LTR Disabled
> [64525.117691] cfg80211: Calling CRDA to update world regulatory domain
> [64525.120109] Intel(R) Wireless WiFi driver for Linux
> [64525.120113] Copyright(c) 2003- 2014 Intel Corporation
> [64525.120460] iwlwifi 0000:03:00.0: can't disable ASPM; OS doesn't
> have ASPM control
> [64525.123065] iwlwifi 0000:03:00.0: loaded firmware version
> 18.168.6.1 op_mode iwldvm
> [64525.125585] cfg80211: World regulatory domain updated:
> [64525.125590] cfg80211:  DFS Master region: unset
> [64525.125593] cfg80211:   (start_freq - end_freq @ bandwidth),
> (max_antenna_gain, max_eirp), (dfs_cac_time)
> [64525.125600] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz),
> (N/A, 2000 mBm), (N/A)
> [64525.125604] cfg80211:   (2457000 KHz - 2482000 KHz @ 40000 KHz),
> (N/A, 2000 mBm), (N/A)
> [64525.125607] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz),
> (N/A, 2000 mBm), (N/A)
> [64525.125612] cfg80211:   (5170000 KHz - 5250000 KHz @ 80000 KHz,
> 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
> [64525.125617] cfg80211:   (5250000 KHz - 5330000 KHz @ 80000 KHz,
> 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
> [64525.125620] cfg80211:   (5490000 KHz - 5730000 KHz @ 160000 KHz),
> (N/A, 2000 mBm), (0 s)
> [64525.125623] cfg80211:   (5735000 KHz - 5835000 KHz @ 80000 KHz),
> (N/A, 2000 mBm), (N/A)
> [64525.125627] cfg80211:   (57240000 KHz - 63720000 KHz @ 2160000
> KHz), (N/A, 0 mBm), (N/A)
> [64525.130881] iwlwifi 0000:03:00.0: CONFIG_IWLWIFI_DEBUG disabled
> [64525.130888] iwlwifi 0000:03:00.0: CONFIG_IWLWIFI_DEBUGFS disabled
> [64525.130891] iwlwifi 0000:03:00.0: CONFIG_IWLWIFI_DEVICE_TRACING disabled
> [64525.130896] iwlwifi 0000:03:00.0: Detected Intel(R) Centrino(R)
> Advanced-N 6205 AGN, REV=0xB0
> [64525.131109] iwlwifi 0000:03:00.0: L1 Enabled - LTR Disabled
> [64525.131401] iwlwifi 0000:03:00.0: RF_KILL bit toggled to disable radio.
> [64525.142887] ieee80211 phy0: Selected rate control algorithm 'iwl-agn-rs'
> [64525.155277] iwlwifi 0000:03:00.0 wlp3s0: renamed from wlan0
> [64525.162396] systemd-udevd[21982]: renamed network interface wlan0 to
> wlp3s0
> [64525.219188] iwlwifi 0000:03:00.0: Failed to run INIT ucode: -132
> [64525.219379] iwlwifi 0000:03:00.0: Unable to initialize device.
> [64525.290764] iwlwifi 0000:03:00.0: Failed to run INIT ucode: -132
> [64525.290942] iwlwifi 0000:03:00.0: Unable to initialize device.
> [64525.292024] iwlwifi 0000:03:00.0: Failed to run INIT ucode: -132
> [64525.292237] iwlwifi 0000:03:00.0: Unable to initialize device.
>
>
>
A Google search suggested a possible firmware bug. See the link below.

https://forums.gentoo.org/viewtopic-t-979860-view-next.html?sid=06f41bee184e5f8a8463f3d82373067e



================================================================
> lspci
>
> 00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor
> Family DRAM Controller (rev 09)
> 00:02.0 VGA compatible controller: Intel Corporation 2nd Generation
> Core Processor Family Integrated Graphics Controller (rev 09)
> 00:16.0 Communication controller: Intel Corporation 6 Series/C200
> Series Chipset Family MEI Controller #1 (rev 04)
> 00:16.3 Serial controller: Intel Corporation 6 Series/C200 Series
> Chipset Family KT Controller (rev 04)
> 00:19.0 Ethernet controller: Intel Corporation 82579LM Gigabit Network
> Connection (rev 04)
> 00:1a.0 USB controller: Intel Corporation 6 Series/C200 Series Chipset
> Family USB Enhanced Host Controller #2 (rev 04)
> 00:1b.0 Audio device: Intel Corporation 6 Series/C200 Series Chipset
> Family High Definition Audio Controller (rev 04)
> 00:1c.0 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset
> Family PCI Express Root Port 1 (rev b4)
> 00:1c.1 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset
> Family PCI Express Root Port 2 (rev b4)
> 00:1c.3 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset
> Family PCI Express Root Port 4 (rev b4)
> 00:1c.4 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset
> Family PCI Express Root Port 5 (rev b4)
> 00:1d.0 USB controller: Intel Corporation 6 Series/C200 Series Chipset
> Family USB Enhanced Host Controller #1 (rev 04)
> 00:1f.0 ISA bridge: Intel Corporation QM67 Express Chipset Family LPC
> Controller (rev 04)
> 00:1f.2 SATA controller: Intel Corporation 6 Series/C200 Series
> Chipset Family 6 port SATA AHCI Controller (rev 04)
> 00:1f.3 SMBus: Intel Corporation 6 Series/C200 Series Chipset Family
> SMBus Controller (rev 04)
> 03:00.0 Network controller: Intel Corporation Centrino Advanced-N 6205
> [Taylor Peak] (rev 34)
> 05:00.0 System peripheral: Ricoh Co Ltd PCIe SDXC/MMC Host Controller (rev
> 04)
> 0d:00.0 USB controller: NEC Corporation uPD720200 USB 3.0 Host
> Controller (rev 04)
>
>

[-- Attachment #2: Type: text/html, Size: 8378 bytes --]