Ubuntu
linux-firmware package

Microcode SW error detected. Restarting 0x0.

Bug #1808886 reported by jasd666 on 2018-12-18

This bug affects 2 people

Affects		Status	Importance	Assigned to	Milestone
	linux (Ubuntu)	Confirmed	Undecided	Unassigned
	linux-firmware (Ubuntu)	Incomplete	Undecided	Unassigned

Bug Description

intel-microcode:
  Installed: 3.20180807a.0ubuntu0.18.04.1
  Candidate: 3.20180807a.0ubuntu0.18.04.1
  Version table:
*** 3.20180807a.0ubuntu0.18.04.1 500
        500 http://ru.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://ru.archive.ubuntu.com/ubuntu bionic/main amd64 Packages

Version:
Ubuntu 4.15.0-42.45-generic 4.15.18

Error:

[ 3136.084499] rtsx_pci 0000:06:00.0: VPD access failed. This is likely a firmware bug on this device. Contact the card vendor for a firmware update
[ 3136.085614] r8169 0000:06:00.1: invalid short VPD tag 00 at offset 1
[ 3136.085624] dpc 0000:00:1d.0:pcie010: DPC containment event, status:0x1f00 source:0x0000
[ 3136.085662] pcieport 0000:00:1d.0: AER: Multiple Corrected error received: id=00e8
[ 3136.085683] pcieport 0000:00:1d.0: PCIe Bus Error: severity=Corrected, type=Physical Layer, id=00e8(Transmitter ID)
[ 3136.085694] pcieport 0000:00:1d.0: device [8086:a335] error status/mask=00001101/00002000
[ 3136.085701] pcieport 0000:00:1d.0: [ 0] Receiver Error (First)
[ 3136.085722] pcieport 0000:00:1d.0: [ 8] RELAY_NUM Rollover
[ 3136.085741] pcieport 0000:00:1d.0: [12] Replay Timer Timeout
[ 3166.625429] iwlwifi 0000:00:14.3: Microcode SW error detected. Restarting 0x0.
[ 3166.625797] iwlwifi 0000:00:14.3: Start IWL Error Log Dump:
[ 3166.625805] iwlwifi 0000:00:14.3: Status: 0x00000100, count: 6
[ 3166.625810] iwlwifi 0000:00:14.3: Loaded firmware version: 34.0.0
[ 3166.625817] iwlwifi 0000:00:14.3: 0x00001007 | ADVANCED_SYSASSERT
[ 3166.625823] iwlwifi 0000:00:14.3: 0x0080A614 | trm_hw_status0
[ 3166.625828] iwlwifi 0000:00:14.3: 0x00000000 | trm_hw_status1
[ 3166.625834] iwlwifi 0000:00:14.3: 0x00456D06 | branchlink2
[ 3166.625839] iwlwifi 0000:00:14.3: 0x0046064A | interruptlink1
[ 3166.625844] iwlwifi 0000:00:14.3: 0x00000000 | interruptlink2
[ 3166.625850] iwlwifi 0000:00:14.3: 0x00030400 | data1
[ 3166.625855] iwlwifi 0000:00:14.3: 0x0000040B | data2
[ 3166.625860] iwlwifi 0000:00:14.3: 0x00000000 | data3
[ 3166.625866] iwlwifi 0000:00:14.3: 0xAD418817 | beacon time
[ 3166.625871] iwlwifi 0000:00:14.3: 0x6A2317EF | tsf low
[ 3166.625876] iwlwifi 0000:00:14.3: 0x00000184 | tsf hi
[ 3166.625881] iwlwifi 0000:00:14.3: 0x00000000 | time gp1
[ 3166.625887] iwlwifi 0000:00:14.3: 0x0ADF380D | time gp2
[ 3166.625892] iwlwifi 0000:00:14.3: 0x00000001 | uCode revision type
[ 3166.625897] iwlwifi 0000:00:14.3: 0x00000022 | uCode version major
[ 3166.625903] iwlwifi 0000:00:14.3: 0x00000000 | uCode version minor
[ 3166.625908] iwlwifi 0000:00:14.3: 0x00000312 | hw version
[ 3166.625913] iwlwifi 0000:00:14.3: 0x00C89008 | board version
[ 3166.625918] iwlwifi 0000:00:14.3: 0x0A9E001C | hcmd
[ 3166.625924] iwlwifi 0000:00:14.3: 0xA4022002 | isr0
[ 3166.625929] iwlwifi 0000:00:14.3: 0x01000000 | isr1
[ 3166.625934] iwlwifi 0000:00:14.3: 0x08001802 | isr2
[ 3166.625939] iwlwifi 0000:00:14.3: 0x0041B8C5 | isr3
[ 3166.625944] iwlwifi 0000:00:14.3: 0x00000000 | isr4
[ 3166.625950] iwlwifi 0000:00:14.3: 0x00EC019C | last cmd Id
[ 3166.625955] iwlwifi 0000:00:14.3: 0x00000000 | wait_event
[ 3166.625960] iwlwifi 0000:00:14.3: 0x00000080 | l2p_control
[ 3166.625965] iwlwifi 0000:00:14.3: 0x00012034 | l2p_duration
[ 3166.625971] iwlwifi 0000:00:14.3: 0x0000003F | l2p_mhvalid
[ 3166.625976] iwlwifi 0000:00:14.3: 0x000000CE | l2p_addr_match
[ 3166.625981] iwlwifi 0000:00:14.3: 0x0000000F | lmpm_pmg_sel
[ 3166.625987] iwlwifi 0000:00:14.3: 0x12111721 | timestamp
[ 3166.625992] iwlwifi 0000:00:14.3: 0x00009090 | flow_handler
[ 3166.626141] iwlwifi 0000:00:14.3: Start IWL Error Log Dump:
[ 3166.626147] iwlwifi 0000:00:14.3: Status: 0x00000100, count: 7
[ 3166.626152] iwlwifi 0000:00:14.3: 0x00000070 | ADVANCED_SYSASSERT
[ 3166.626158] iwlwifi 0000:00:14.3: 0x00000000 | umac branchlink1
[ 3166.626163] iwlwifi 0000:00:14.3: 0xC0087D08 | umac branchlink2
[ 3166.626168] iwlwifi 0000:00:14.3: 0xC0083A08 | umac interruptlink1
[ 3166.626173] iwlwifi 0000:00:14.3: 0xC0083A08 | umac interruptlink2
[ 3166.626178] iwlwifi 0000:00:14.3: 0x00000800 | umac data1
[ 3166.626184] iwlwifi 0000:00:14.3: 0xC0083A08 | umac data2
[ 3166.626189] iwlwifi 0000:00:14.3: 0xDEADBEEF | umac data3
[ 3166.626194] iwlwifi 0000:00:14.3: 0x00000022 | umac major
[ 3166.626199] iwlwifi 0000:00:14.3: 0x00000000 | umac minor
[ 3166.626204] iwlwifi 0000:00:14.3: 0xC088628C | frame pointer
[ 3166.626210] iwlwifi 0000:00:14.3: 0xC088628C | stack pointer
[ 3166.626215] iwlwifi 0000:00:14.3: 0x00EC019C | last host cmd
[ 3166.626220] iwlwifi 0000:00:14.3: 0x00000000 | isr status reg
[ 3166.626229] ieee80211 phy0: Hardware restart was requested
[ 3344.756432] iwlwifi 0000:00:14.3: Microcode SW error detected. Restarting 0x0.
[ 3344.756827] iwlwifi 0000:00:14.3: Start IWL Error Log Dump:
[ 3344.756833] iwlwifi 0000:00:14.3: Status: 0x00000100, count: 6
[ 3344.756838] iwlwifi 0000:00:14.3: Loaded firmware version: 34.0.0
[ 3344.756844] iwlwifi 0000:00:14.3: 0x00001007 | ADVANCED_SYSASSERT
[ 3344.756849] iwlwifi 0000:00:14.3: 0x008026F4 | trm_hw_status0
[ 3344.756854] iwlwifi 0000:00:14.3: 0x00000000 | trm_hw_status1
[ 3344.756859] iwlwifi 0000:00:14.3: 0x00456D06 | branchlink2
[ 3344.756863] iwlwifi 0000:00:14.3: 0x0046064A | interruptlink1
[ 3344.756868] iwlwifi 0000:00:14.3: 0x00000000 | interruptlink2
[ 3344.756873] iwlwifi 0000:00:14.3: 0x00030400 | data1
[ 3344.756877] iwlwifi 0000:00:14.3: 0x0000040B | data2
[ 3344.756882] iwlwifi 0000:00:14.3: 0x00000000 | data3
[ 3344.756887] iwlwifi 0000:00:14.3: 0xA540B032 | beacon time
[ 3344.756892] iwlwifi 0000:00:14.3: 0x74C11FDB | tsf low
[ 3344.756896] iwlwifi 0000:00:14.3: 0x00000184 | tsf hi
[ 3344.756901] iwlwifi 0000:00:14.3: 0x00000000 | time gp1
[ 3344.756906] iwlwifi 0000:00:14.3: 0x0A815A57 | time gp2
[ 3344.756910] iwlwifi 0000:00:14.3: 0x00000001 | uCode revision type
[ 3344.756915] iwlwifi 0000:00:14.3: 0x00000022 | uCode version major
[ 3344.756920] iwlwifi 0000:00:14.3: 0x00000000 | uCode version minor
[ 3344.756925] iwlwifi 0000:00:14.3: 0x00000312 | hw version
[ 3344.756929] iwlwifi 0000:00:14.3: 0x00C89008 | board version
[ 3344.756934] iwlwifi 0000:00:14.3: 0x0A67001C | hcmd
[ 3344.756939] iwlwifi 0000:00:14.3: 0x80022002 | isr0
[ 3344.756943] iwlwifi 0000:00:14.3: 0x00000000 | isr1
[ 3344.756948] iwlwifi 0000:00:14.3: 0x08001802 | isr2
[ 3344.756953] iwlwifi 0000:00:14.3: 0x004138C5 | isr3
[ 3344.756957] iwlwifi 0000:00:14.3: 0x00000000 | isr4
[ 3344.756962] iwlwifi 0000:00:14.3: 0x00D1014E | last cmd Id
[ 3344.756966] iwlwifi 0000:00:14.3: 0x00000000 | wait_event
[ 3344.756971] iwlwifi 0000:00:14.3: 0x00003962 | l2p_control
[ 3344.756976] iwlwifi 0000:00:14.3: 0x00002020 | l2p_duration
[ 3344.756980] iwlwifi 0000:00:14.3: 0x00000003 | l2p_mhvalid
[ 3344.756985] iwlwifi 0000:00:14.3: 0x000000DE | l2p_addr_match
[ 3344.756990] iwlwifi 0000:00:14.3: 0x0000000D | lmpm_pmg_sel
[ 3344.756994] iwlwifi 0000:00:14.3: 0x12111721 | timestamp
[ 3344.756999] iwlwifi 0000:00:14.3: 0x0000A8A8 | flow_handler
[ 3344.757148] iwlwifi 0000:00:14.3: Start IWL Error Log Dump:
[ 3344.757152] iwlwifi 0000:00:14.3: Status: 0x00000100, count: 7
[ 3344.757158] iwlwifi 0000:00:14.3: 0x00000070 | ADVANCED_SYSASSERT
[ 3344.757162] iwlwifi 0000:00:14.3: 0x00000000 | umac branchlink1
[ 3344.757167] iwlwifi 0000:00:14.3: 0xC0087D08 | umac branchlink2
[ 3344.757172] iwlwifi 0000:00:14.3: 0xC0083A08 | umac interruptlink1
[ 3344.757176] iwlwifi 0000:00:14.3: 0xC0083A08 | umac interruptlink2
[ 3344.757181] iwlwifi 0000:00:14.3: 0x00000800 | umac data1
[ 3344.757185] iwlwifi 0000:00:14.3: 0xC0083A08 | umac data2
[ 3344.757190] iwlwifi 0000:00:14.3: 0xDEADBEEF | umac data3
[ 3344.757194] iwlwifi 0000:00:14.3: 0x00000022 | umac major
[ 3344.757199] iwlwifi 0000:00:14.3: 0x00000000 | umac minor
[ 3344.757203] iwlwifi 0000:00:14.3: 0xC088628C | frame pointer
[ 3344.757208] iwlwifi 0000:00:14.3: 0xC088628C | stack pointer
[ 3344.757213] iwlwifi 0000:00:14.3: 0x00D1014E | last host cmd
[ 3344.757217] iwlwifi 0000:00:14.3: 0x00000000 | isr status reg
[ 3344.757225] ieee80211 phy0: Hardware restart was requested

This error repeat almost on each request
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: jasd666 2402 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
DistroRelease: Ubuntu 18.04
InstallationDate: Installed on 2018-12-10 (7 days ago)
InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 002: ID 04f2:b5f7 Chicony Electronics Co., Ltd
Bus 001 Device 003: ID 8087:0aaa Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: Acer Nitro AN515-52
NonfreeKernelModules: nvidia_modeset nvidia
Package: linux (not installed)
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-42-generic root=UUID=ee43483d-389d-417e-9ad7-3fc8689baf0d ro quiet splash vt.handoff=1
ProcVersionSignature: Ubuntu 4.15.0-42.45-generic 4.15.18
RelatedPackageVersions:
linux-restricted-modules-4.15.0-42-generic N/A
linux-backports-modules-4.15.0-42-generic N/A
linux-firmware 1.173.2
Tags: bionic
Uname: Linux 4.15.0-42-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 07/13/2018
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: V1.19
dmi.board.asset.tag: Type2 - Board Serial Number
dmi.board.name: Freed_CFS
dmi.board.vendor: CFL
dmi.board.version: V1.19
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: V1.19
dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.19:bd07/13/2018:svnAcer:pnNitroAN515-52:pvrV1.19:rvnCFL:rnFreed_CFS:rvrV1.19:cvnAcer:ct10:cvrV1.19:
dmi.product.family: Acer Nitro 5
dmi.product.name: Nitro AN515-52
dmi.product.version: V1.19
dmi.sys.vendor: Acer

See original description

Tags:

Revision history for this message

Ubuntu Kernel Bot (ubuntu-kernel-bot) wrote on 2018-12-18: Missing required logs.

This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:

apport-collect 1808886

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the Ubuntu Kernel Team.

Changed in linux (Ubuntu):
status:	New → Incomplete

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: AlsaInfo.txt

AlsaInfo.txt Edit (25.4 KiB, text/plain)

apport information

tags:	added: apport-collected bionic
description:	updated

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: CRDA.txt

CRDA.txt Edit (2.8 KiB, text/plain)

apport information

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: CurrentDmesg.txt

CurrentDmesg.txt Edit (81.6 KiB, text/plain)

apport information

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: IwConfig.txt

IwConfig.txt Edit (507 bytes, text/plain)

apport information

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: Lspci.txt

Lspci.txt Edit (12.9 KiB, text/plain)

apport information

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: ProcCpuinfo.txt

ProcCpuinfo.txt Edit (10.0 KiB, text/plain)

apport information

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: ProcCpuinfoMinimal.txt

ProcCpuinfoMinimal.txt Edit (1.2 KiB, text/plain)

apport information

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jasd666 (jasd666) wrote on 2018-12-18: ProcEnviron.txt

ProcEnviron.txt Edit (310 bytes, text/plain)

apport information

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: ProcInterrupts.txt

#10

ProcInterrupts.txt Edit (6.2 KiB, text/plain)

apport information

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: ProcModules.txt

#11

ProcModules.txt Edit (7.0 KiB, text/plain)

apport information

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: PulseList.txt

#12

PulseList.txt Edit (18.5 KiB, text/plain)

apport information

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: RfKill.txt

#13

RfKill.txt Edit (246 bytes, text/plain)

apport information

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: UdevDb.txt

#14

UdevDb.txt Edit (188.5 KiB, text/plain)

apport information

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-18: WifiSyslog.txt

#15

WifiSyslog.txt Edit (141.9 KiB, text/plain)

apport information

Changed in linux (Ubuntu):
status:	Incomplete → Confirmed

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-22:

#16

shat about this bug?

Revision history for this message

jasd666 (jasd666) wrote on 2018-12-27:

#17

Still actual for me

Revision history for this message

jasd666 (jasd666) wrote on 2019-02-04:

#19

Still actual for me.
Please, can someone answer on the bug?

Revision history for this message

ramon vermeulen (ramon9585w) wrote on 2019-02-26:

#21

Still having this bug..

Revision history for this message

jasd666 (jasd666) wrote on 2019-03-19:

#22

I still have this bug.
Can someone say me, what can i do to fix him? I wanna use ubuntu on my notebook

Revision history for this message

Kai-Heng Feng (kaihengfeng) wrote on 2019-03-20:

#23

I think it's the same one as LP: #1808389.

Revision history for this message

Seth Forshee (sforshee) wrote on 2019-04-05:

#24

Updated firmware for bug #1808389 is in -proposed, please check whether or not this firmware solves the issue. Thanks!

Changed in linux-firmware (Ubuntu):
status:	New → Incomplete

Revision history for this message

Nybble (wuxb45) wrote on 2019-09-20:

#25

Download full text (4.7 KiB)

wifi works after seeing these messages.
dmesg:
[   25.581538] iwlwifi 0000:04:00.0: regular scan timed out
[   25.581919] iwlwifi 0000:04:00.0: Microcode SW error detected.  Restarting 0x2000000.
[   25.582132] iwlwifi 0000:04:00.0: Start IWL Error Log Dump:
[   25.582136] iwlwifi 0000:04:00.0: Status: 0x00000080, count: 6
[   25.582139] iwlwifi 0000:04:00.0: Loaded firmware version: 36.77d01142.0
[   25.582144] iwlwifi 0000:04:00.0: 0x00000084 | NMI_INTERRUPT_UNKNOWN       
[   25.582147] iwlwifi 0000:04:00.0: 0x000006F7 | trm_hw_status0
[   25.582149] iwlwifi 0000:04:00.0: 0x00000000 | trm_hw_status1
[   25.582152] iwlwifi 0000:04:00.0: 0x00024200 | branchlink2
[   25.582155] iwlwifi 0000:04:00.0: 0x00039872 | interruptlink1
[   25.582157] iwlwifi 0000:04:00.0: 0x00004B86 | interruptlink2
[   25.582160] iwlwifi 0000:04:00.0: 0x00000000 | data1
[   25.582162] iwlwifi 0000:04:00.0: 0x00000080 | data2
[   25.582165] iwlwifi 0000:04:00.0: 0x07830000 | data3
[   25.582168] iwlwifi 0000:04:00.0: 0x1E418F71 | beacon time
[   25.582170] iwlwifi 0000:04:00.0: 0x6FBD1092 | tsf low
[   25.582173] iwlwifi 0000:04:00.0: 0x000002B6 | tsf hi
[   25.582176] iwlwifi 0000:04:00.0: 0x00000000 | time gp1
[   25.582178] iwlwifi 0000:04:00.0: 0x00BD9200 | time gp2
[   25.582181] iwlwifi 0000:04:00.0: 0x00000001 | uCode revision type
[   25.582184] iwlwifi 0000:04:00.0: 0x00000024 | uCode version major
[   25.582186] iwlwifi 0000:04:00.0: 0x77D01142 | uCode version minor
[   25.582189] iwlwifi 0000:04:00.0: 0x00000201 | hw version
[   25.582191] iwlwifi 0000:04:00.0: 0x00C89008 | board version
[   25.582194] iwlwifi 0000:04:00.0: 0x0000001C | hcmd
[   25.582197] iwlwifi 0000:04:00.0: 0x82F62000 | isr0
[   25.582199] iwlwifi 0000:04:00.0: 0x01000000 | isr1
[   25.582202] iwlwifi 0000:04:00.0: 0x08001802 | isr2
[   25.582204] iwlwifi 0000:04:00.0: 0x00400084 | isr3
[   25.582206] iwlwifi 0000:04:00.0: 0x00000000 | isr4
[   25.582209] iwlwifi 0000:04:00.0: 0x0B16001C | last cmd Id
[   25.582212] iwlwifi 0000:04:00.0: 0x00000000 | wait_event
[   25.582214] iwlwifi 0000:04:00.0: 0x00000080 | l2p_control
[   25.582217] iwlwifi 0000:04:00.0: 0x00003C20 | l2p_duration
[   25.582219] iwlwifi 0000:04:00.0: 0x0000003F | l2p_mhvalid
[   25.582222] iwlwifi 0000:04:00.0: 0x000000CE | l2p_addr_match
[   25.582225] iwlwifi 0000:04:00.0: 0x0000000D | lmpm_pmg_sel
[   25.582227] iwlwifi 0000:04:00.0: 0x19071249 | timestamp
[   25.582230] iwlwifi 0000:04:00.0: 0x0000A0B0 | flow_handler
[   25.582398] iwlwifi 0000:04:00.0: Start IWL Error Log Dump:
[   25.582401] iwlwifi 0000:04:00.0: Status: 0x00000080, count: 7
[   25.582405] iwlwifi 0000:04:00.0: 0x00000070 | NMI_INTERRUPT_LMAC_FATAL
[   25.582407] iwlwifi 0000:04:00.0: 0x00000000 | umac branchlink1
[   25.582410] iwlwifi 0000:04:00.0: 0xC0086B38 | umac branchlink2
[   25.582412] iwlwifi 0000:04:00.0: 0xC008D91C | umac interruptlink1
[   25.582415] iwlwifi 0000:04:00.0: 0xC0083D08 | umac interruptlink2
[   25.582417] iwlwifi 0000:04:00.0: 0x00000800 | umac data1
[   25.582420] iwlwifi 0000:04:00.0: 0xC0083D08 | umac data2
[   25.582422] iwlwifi 0000:04:00.0: 0xDEADBEEF | umac data3
[   25.582425] iwlwifi 0000:04:00.0: 0x00000024 | umac major
[   25.582427] iwlwifi 0000:04:00.0: 0x77D01142 | umac minor
[   25.582430] iwlwifi 0000:04:00.0: 0xC088628C | frame pointer
[   25.582432] iwlwifi 0000:04:00.0: 0xC088628C | stack pointer
[   25.582435] iwlwifi 0000:04:00.0: 0x0073019C | last host cmd
[   25.582437] iwlwifi 0000:04:00.0: 0x00000000 | isr status reg
[   25.582562] iwlwifi 0000:04:00.0: Fseq Registers:
[   25.582617] iwlwifi 0000:04:00.0: 0x38534BE3 | FSEQ_ERROR_CODE
[   25.582672] iwlwifi 0000:04:00.0: 0x5C0F65DF | FSEQ_TOP_INIT_VERSION
[   25.582727] iwlwifi 0000:04:00.0: 0x40E2051E | FSEQ_CNVIO_INIT_VERSION
[   25.582783] iwlwifi 0000:04:00.0: 0x0000A056 | FSEQ_OTP_VERSION
[   25.582838] iwlwifi 0000:04:00.0: 0xFDDE79D4 | FSEQ_TOP_CONTENT_VERSION
[   25.582893] iwlwifi 0000:04:00.0: 0xDE3AE808 | FSEQ_ALIVE_TOKEN
[   25.582948] iwlwifi 0000:04:00.0: 0x343B5998 | FSEQ_CNVI_ID
[   25.583003] iwlwifi 0000:04:00.0: 0x338BDE6E | FSEQ_CNVR_ID
[   25.583058] iwlwifi 0000:04:00.0: 0x03000000 | CNVI_AUX_MISC_CHIP
[   25.583116] iwlwifi 0000:04:00.0: 0x0BADCAFE | CNVR_AUX_MISC_CHIP
[   25.583175] iwlwifi 0000:04:00.0: 0x0BADCAFE | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
[   25.583233] iwlwifi 0000:04:00.0: 0x0BADCAFE | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
[   25.583289] iwlwifi 0000:04:00.0: Collecting data: trigger 2 fired.
[   25.583300] ieee80211 phy0: Hardware restart was requested
[   26.166783] iwlwifi 0000:04:00.0: Applying debug destination EXTERNAL_DRAM
[   26.323361] iwlwifi 0000:04:00.0: Applying debug destination EXTERNAL_DRAM
[   26.406776] iwlwifi 0000:04:00.0: FW already configured (0) - re-configuring

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Ubuntulinux-firmware package

Microcode SW error detected. Restarting 0x0.

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Ubuntu
linux-firmware package