** Description changed:
I managed fo fix the problem, so I'm going to state here my solution
first:
=== The Solution ===
#########################
sudo rmmod iwlmvm
sudo rmmod iwlwifi
+ sudo cp /lib/firmware/iwlwifi-Qu-b0-jf-b0-48.ucode{,.bak}
sudo cp /lib/firmware/iwlwifi-QuZ-a0-jf-b0-48.ucode
/lib/firmware/iwlwifi-Qu-b0-jf-b0-48.ucode
sudo modprobe iwlwifi
#########################
=== Bug Report ===
===========================================================================
1) The release of Ubuntu you are using, via 'lsb_release -rd' or System ->
About Ubuntu
$ lsb_release -rd
Description: KDE neon User Edition 5.18
Release: 18.04
2) The version of the package you are using, via 'apt-cache policy pkgname'
or by checking in Software Center
$ apt-cache policy linux-firmware
linux-firmware:
Installed: 1.173.16
Candidate: 1.173.16
Version table:
*** 1.173.16 500
500 http://br.archive.ubuntu.com/ubuntu bionic-updates/main amd64
Packages
500 http://br.archive.ubuntu.com/ubuntu bionic-updates/main i386
Packages
100 /var/lib/dpkg/status
1.173.12 500
500 http://security.ubuntu.com/ubuntu bionic-security/main amd64
Packages
500 http://security.ubuntu.com/ubuntu bionic-security/main i386
Packages
1.173 500
500 http://br.archive.ubuntu.com/ubuntu bionic/main amd64 Packages
500 http://br.archive.ubuntu.com/ubuntu bionic/main i386 Packages
3) What you expected to happen
Keep having wifi without any surprise
4) What happened instead
surprise surprise: no wifi
note: this was not the first time. It happened to me last month (sorry,
I can't remember when exactly)
===========================================================================
=== The Problem ===
[1] After upgrading packages and reboot, I lost wifi.
Actually, `/var/log/kern.log` says:
#########################
Mar 11 12:40:32 tc-wildebeest kernel: [ 0.000000] microcode: microcode
updated early to revision 0xca, date = 2019-10-03
Mar 11 12:40:32 tc-wildebeest kernel: [ 0.000000] Linux version
5.3.0-40-generic (buildd@lcy01-amd64-024) (gcc version 7.4.0 (Ubuntu
7.4.0-1ubuntu1~18.04.1)) #32~18.04.1-Ubuntu SMP Mon Feb 3 14:05:59 UTC 2020
(Ubuntu 5.3.0-40.32~18.04.1-generic 5.3.18)
#########################
[2] I believe the problem is related to an error on firmware (or choosing the
wrong firmware)
On `/var/log/kern`
#########################
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997654] iwlwifi 0000:00:14.3:
Collecting data: trigger 15 fired.
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997773] iwlwifi 0000:00:14.3:
Start IWL Error Log Dump:
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997777] iwlwifi 0000:00:14.3:
Status: 0x00000000, count: -1355353588
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997780] iwlwifi 0000:00:14.3:
Loaded firmware version: 48.13675109.0
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997782] iwlwifi 0000:00:14.3:
0xE439F61B | ADVANCED_SYSASSERT
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997784] iwlwifi 0000:00:14.3:
0x46F73672 | trm_hw_status0
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997786] iwlwifi 0000:00:14.3:
0x28C2A402 | trm_hw_status1
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997787] iwlwifi 0000:00:14.3:
0x9DAEAFF4 | branchlink2
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997789] iwlwifi 0000:00:14.3:
0x3AF3947B | interruptlink1
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997790] iwlwifi 0000:00:14.3:
0x423D8A25 | interruptlink2
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997792] iwlwifi 0000:00:14.3:
0x2030A0C5 | data1
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997793] iwlwifi 0000:00:14.3:
0xC74F825F | data2
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997795] iwlwifi 0000:00:14.3:
0x755A2DAF | data3
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997796] iwlwifi 0000:00:14.3:
0x8C8FD806 | beacon time
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997798] iwlwifi 0000:00:14.3:
0x234581B8 | tsf low
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997799] iwlwifi 0000:00:14.3:
0x9767D27F | tsf hi
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997801] iwlwifi 0000:00:14.3:
0xDEFDFBC2 | time gp1
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997803] iwlwifi 0000:00:14.3:
0x0808199E | time gp2
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997804] iwlwifi 0000:00:14.3:
0x80539983 | uCode revision type
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997806] iwlwifi 0000:00:14.3:
0xCE7E6303 | uCode version major
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997807] iwlwifi 0000:00:14.3:
0x79CDBF29 | uCode version minor
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997809] iwlwifi 0000:00:14.3:
0x1024014F | hw version
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997810] iwlwifi 0000:00:14.3:
0x08C6D4AE | board version
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997812] iwlwifi 0000:00:14.3:
0xC19133C0 | hcmd
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997813] iwlwifi 0000:00:14.3:
0xDAB3AE6C | isr0
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997815] iwlwifi 0000:00:14.3:
0x4FCB7BEE | isr1
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997817] iwlwifi 0000:00:14.3:
0x05C52188 | isr2
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997818] iwlwifi 0000:00:14.3:
0x14B878C4 | isr3
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997820] iwlwifi 0000:00:14.3:
0xF3F4FDCB | isr4
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997821] iwlwifi 0000:00:14.3:
0xA7ABD4FD | last cmd Id
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997823] iwlwifi 0000:00:14.3:
0xC59168C6 | wait_event
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997824] iwlwifi 0000:00:14.3:
0x384C6444 | l2p_control
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997826] iwlwifi 0000:00:14.3:
0xEFAEF75C | l2p_duration
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997827] iwlwifi 0000:00:14.3:
0xBFDBE7A6 | l2p_mhvalid
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997829] iwlwifi 0000:00:14.3:
0x000E26D5 | l2p_addr_match
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997830] iwlwifi 0000:00:14.3:
0x6BF74C91 | lmpm_pmg_sel
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997832] iwlwifi 0000:00:14.3:
0x6DF4A7FD | timestamp
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997833] iwlwifi 0000:00:14.3:
0x4F263EFD | flow_handler
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997868] iwlwifi 0000:00:14.3:
Start IWL Error Log Dump:
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997869] iwlwifi 0000:00:14.3:
Status: 0x00000000, count: 7
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997871] iwlwifi 0000:00:14.3:
0x201013F1 | ADVANCED_SYSASSERT
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997873] iwlwifi 0000:00:14.3:
0x00000000 | umac branchlink1
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997874] iwlwifi 0000:00:14.3:
0xC008CF5C | umac branchlink2
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997876] iwlwifi 0000:00:14.3:
0x00000000 | umac interruptlink1
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997877] iwlwifi 0000:00:14.3:
0x00000000 | umac interruptlink2
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997879] iwlwifi 0000:00:14.3:
0x00000003 | umac data1
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997881] iwlwifi 0000:00:14.3:
0x20000302 | umac data2
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997882] iwlwifi 0000:00:14.3:
0x01300202 | umac data3
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997884] iwlwifi 0000:00:14.3:
0x00000030 | umac major
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997885] iwlwifi 0000:00:14.3:
0x13675109 | umac minor
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997887] iwlwifi 0000:00:14.3:
0x00005CAF | frame pointer
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997888] iwlwifi 0000:00:14.3:
0xC0887F58 | stack pointer
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997890] iwlwifi 0000:00:14.3:
0x00000000 | last host cmd
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997891] iwlwifi 0000:00:14.3:
0x00000000 | isr status reg
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997908] iwlwifi 0000:00:14.3:
Fseq Registers:
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997911] iwlwifi 0000:00:14.3:
0x00000003 | FSEQ_ERROR_CODE
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997914] iwlwifi 0000:00:14.3:
0x00000000 | FSEQ_TOP_INIT_VERSION
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997917] iwlwifi 0000:00:14.3:
0x47FFAD3E | FSEQ_CNVIO_INIT_VERSION
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997920] iwlwifi 0000:00:14.3:
0x0000A384 | FSEQ_OTP_VERSION
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997924] iwlwifi 0000:00:14.3:
0x515A76D6 | FSEQ_TOP_CONTENT_VERSION
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997927] iwlwifi 0000:00:14.3:
0x148F2BF1 | FSEQ_ALIVE_TOKEN
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997930] iwlwifi 0000:00:14.3:
0x45CA5FDF | FSEQ_CNVI_ID
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997933] iwlwifi 0000:00:14.3:
0x50EDC409 | FSEQ_CNVR_ID
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997936] iwlwifi 0000:00:14.3:
0x20000302 | CNVI_AUX_MISC_CHIP
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997942] iwlwifi 0000:00:14.3:
0x01300202 | CNVR_AUX_MISC_CHIP
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997947] iwlwifi 0000:00:14.3:
0x0000485B | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.997998] iwlwifi 0000:00:14.3:
0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.998027] iwlwifi 0000:00:14.3:
SecBoot CPU1 Status: 0x5c20, CPU2 Status: 0x3
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.998028] iwlwifi 0000:00:14.3:
Failed to start RT ucode: -110
Mar 11 12:40:32 tc-wildebeest kernel: [ 11.998032] iwlwifi 0000:00:14.3:
Firmware not running - cannot dump error
Mar 11 12:40:32 tc-wildebeest kernel: [ 12.009705] iwlwifi 0000:00:14.3:
Failed to run INIT ucode: -110
#########################
[3] After some trial and error, I found out that using the `iwlwifi-
Qu-b0-jf-b0-48.ucode` instead of `iwlwifi-QuZ-a0-jf-b0-48.ucode` solves
the problem.
[4] Some data about my Hardware and Software (after fixing the problem,
unless commented otherwise)
tcarreira@tc-wildebeest:~$ lsb_release -rd
Description: KDE neon User Edition 5.18
Release: 18.04
tcarreira@tc-wildebeest:~$ uname -a
Linux tc-wildebeest 5.3.0-40-generic #32~18.04.1-Ubuntu SMP Mon Feb 3
14:05:59 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
tcarreira@tc-wildebeest:~$ lspci -nnk | grep -A3 Network
00:14.3 Network controller [0280]: Intel Corporation Device [8086:02f0]
Subsystem: Intel Corporation Device [8086:0034]
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
tcarreira@tc-wildebeest:~$ sudo lshw | grep -i network -A13
*-network
description: Wireless interface
product: Intel Corporation
vendor: Intel Corporation
physical id: 14.3
bus info: pci@0000:00:14.3
logical name: wlo1
version: 00
serial: 80:32:53:a1:ec:9e
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list
ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi
driverversion=5.3.0-40-generic firmware=48.13675109.0 ip=10.0.7.236 latency=0
link=yes multicast=yes wireless=IEEE 802.11
resources: irq:16 memory:67714000-67717fff
...
tcarreira@tc-wildebeest:~$ rfkill list all # before fixing the problem
1: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
tcarreira@tc-wildebeest:~$ rfkill list all # after fixing the problem
1: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
3: phy5: Wireless LAN
Soft blocked: no
Hard blocked: no
tcarreira@tc-wildebeest:~$ apt-cache policy linux-firmware
linux-firmware:
Installed: 1.173.16
Candidate: 1.173.16
Version table:
*** 1.173.16 500
500 http://br.archive.ubuntu.com/ubuntu bionic-updates/main amd64
Packages
500 http://br.archive.ubuntu.com/ubuntu bionic-updates/main i386
Packages
100 /var/lib/dpkg/status
1.173.12 500
500 http://security.ubuntu.com/ubuntu bionic-security/main amd64
Packages
500 http://security.ubuntu.com/ubuntu bionic-security/main i386
Packages
1.173 500
500 http://br.archive.ubuntu.com/ubuntu bionic/main amd64 Packages
500 http://br.archive.ubuntu.com/ubuntu bionic/main i386 Packages
tcarreira@tc-wildebeest:~$ apt-cache policy intel-microcode # may be related
intel-microcode:
Installed: 3.20191115.1ubuntu0.18.04.2
Candidate: 3.20191115.1ubuntu0.18.04.2
Version table:
*** 3.20191115.1ubuntu0.18.04.2 500
500 http://br.archive.ubuntu.com/ubuntu bionic-updates/main amd64
Packages
500 http://security.ubuntu.com/ubuntu bionic-security/main amd64
Packages
100 /var/lib/dpkg/status
3.20180312.0~ubuntu18.04.1 500
500 http://br.archive.ubuntu.com/ubuntu bionic/main amd64 Packages
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1867026
Title:
wifi adapter is missing - wrong iwlwifi firmware
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux-firmware/+bug/1867026/+subscriptions
--
ubuntu-bugs mailing list
[email protected]
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
