Public bug reported:
My WiFi card works fine with kernel 5.3.0-18-generic, but when I try to
use 5.3.0-40-generic it fails to activate (and doesn't show up in `ip
link`). `dmesg | grep iwlwifi` shows the following debug information:
[ 12.292292] iwlwifi 0000:00:14.3: enabling device (0000 -> 0002)
[ 12.346746] iwlwifi 0000:00:14.3: TLV_FW_FSEQ_VERSION: FSEQ Version:
43.2.23.17
[ 12.347045] iwlwifi 0000:00:14.3: loaded firmware version 48.4fa0041f.0
op_mode iwlmvm
[ 12.502729] iwlwifi 0000:00:14.3: Detected Intel(R) Wireless-AC 9560 160MHz,
REV=0x354
[ 13.518078] iwlwifi 0000:00:14.3: Collecting data: trigger 15 fired.
[ 13.518162] iwlwifi 0000:00:14.3: Start IWL Error Log Dump:
[ 13.518165] iwlwifi 0000:00:14.3: Status: 0x00000000, count: -871717974
[ 13.518167] iwlwifi 0000:00:14.3: Loaded firmware version: 48.4fa0041f.0
[ 13.518169] iwlwifi 0000:00:14.3: 0xABD222C6 | ADVANCED_SYSASSERT
[ 13.518170] iwlwifi 0000:00:14.3: 0xA43D5A29 | trm_hw_status0
[ 13.518172] iwlwifi 0000:00:14.3: 0x6642BD97 | trm_hw_status1
[ 13.518173] iwlwifi 0000:00:14.3: 0x8FE44EA9 | branchlink2
[ 13.518174] iwlwifi 0000:00:14.3: 0x1C54C232 | interruptlink1
[ 13.518176] iwlwifi 0000:00:14.3: 0xA7D409CD | interruptlink2
[ 13.518177] iwlwifi 0000:00:14.3: 0x8A0C7875 | data1
[ 13.518178] iwlwifi 0000:00:14.3: 0x99E03556 | data2
[ 13.518179] iwlwifi 0000:00:14.3: 0x137C675B | data3
[ 13.518181] iwlwifi 0000:00:14.3: 0xAB1BDD6D | beacon time
[ 13.518182] iwlwifi 0000:00:14.3: 0x5608950B | tsf low
[ 13.518183] iwlwifi 0000:00:14.3: 0x821A4BFA | tsf hi
[ 13.518185] iwlwifi 0000:00:14.3: 0xD3F9F35B | time gp1
[ 13.518186] iwlwifi 0000:00:14.3: 0xF0044C16 | time gp2
[ 13.518187] iwlwifi 0000:00:14.3: 0xD50101E2 | uCode revision type
[ 13.518188] iwlwifi 0000:00:14.3: 0x91B27A5E | uCode version major
[ 13.518190] iwlwifi 0000:00:14.3: 0x5487A879 | uCode version minor
[ 13.518191] iwlwifi 0000:00:14.3: 0x21B8EEAC | hw version
[ 13.518192] iwlwifi 0000:00:14.3: 0x359EC8C9 | board version
[ 13.518193] iwlwifi 0000:00:14.3: 0xE3137EBB | hcmd
[ 13.518195] iwlwifi 0000:00:14.3: 0x09BBC532 | isr0
[ 13.518196] iwlwifi 0000:00:14.3: 0x2716EDB8 | isr1
[ 13.518197] iwlwifi 0000:00:14.3: 0x6C0451A5 | isr2
[ 13.518198] iwlwifi 0000:00:14.3: 0x721A5CD0 | isr3
[ 13.518200] iwlwifi 0000:00:14.3: 0x49ADC2D3 | isr4
[ 13.518201] iwlwifi 0000:00:14.3: 0x183C47FC | last cmd Id
[ 13.518202] iwlwifi 0000:00:14.3: 0x57F5E136 | wait_event
[ 13.518203] iwlwifi 0000:00:14.3: 0x136FEC9F | l2p_control
[ 13.518205] iwlwifi 0000:00:14.3: 0xD0DC1B77 | l2p_duration
[ 13.518206] iwlwifi 0000:00:14.3: 0x2CD5FAD6 | l2p_mhvalid
[ 13.518207] iwlwifi 0000:00:14.3: 0x36FBF34E | l2p_addr_match
[ 13.518209] iwlwifi 0000:00:14.3: 0x76814124 | lmpm_pmg_sel
[ 13.518210] iwlwifi 0000:00:14.3: 0x7350416A | timestamp
[ 13.518211] iwlwifi 0000:00:14.3: 0x905B98D6 | flow_handler
[ 13.518244] iwlwifi 0000:00:14.3: Start IWL Error Log Dump:
[ 13.518246] iwlwifi 0000:00:14.3: Status: 0x00000000, count: 7
[ 13.518247] iwlwifi 0000:00:14.3: 0x201013F1 | ADVANCED_SYSASSERT
[ 13.518248] iwlwifi 0000:00:14.3: 0x00000000 | umac branchlink1
[ 13.518250] iwlwifi 0000:00:14.3: 0xC008CF5C | umac branchlink2
[ 13.518251] iwlwifi 0000:00:14.3: 0x00000000 | umac interruptlink1
[ 13.518252] iwlwifi 0000:00:14.3: 0x00000000 | umac interruptlink2
[ 13.518254] iwlwifi 0000:00:14.3: 0x00000003 | umac data1
[ 13.518255] iwlwifi 0000:00:14.3: 0x20000302 | umac data2
[ 13.518256] iwlwifi 0000:00:14.3: 0x01300202 | umac data3
[ 13.518257] iwlwifi 0000:00:14.3: 0x00000030 | umac major
[ 13.518258] iwlwifi 0000:00:14.3: 0x4FA0041F | umac minor
[ 13.518260] iwlwifi 0000:00:14.3: 0x00005CAB | frame pointer
[ 13.518261] iwlwifi 0000:00:14.3: 0xC0887F58 | stack pointer
[ 13.518263] iwlwifi 0000:00:14.3: 0x00000000 | last host cmd
[ 13.518264] iwlwifi 0000:00:14.3: 0x00000000 | isr status reg
[ 13.518280] iwlwifi 0000:00:14.3: Fseq Registers:
[ 13.518283] iwlwifi 0000:00:14.3: 0x00000003 | FSEQ_ERROR_CODE
[ 13.518286] iwlwifi 0000:00:14.3: 0x00000000 | FSEQ_TOP_INIT_VERSION
[ 13.518288] iwlwifi 0000:00:14.3: 0xD787F0D4 | FSEQ_CNVIO_INIT_VERSION
[ 13.518291] iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION
[ 13.518294] iwlwifi 0000:00:14.3: 0x8E6A94AA | FSEQ_TOP_CONTENT_VERSION
[ 13.518297] iwlwifi 0000:00:14.3: 0xC24B2F1A | FSEQ_ALIVE_TOKEN
[ 13.518300] iwlwifi 0000:00:14.3: 0x3DA36A92 | FSEQ_CNVI_ID
[ 13.518303] iwlwifi 0000:00:14.3: 0xF19AF84B | FSEQ_CNVR_ID
[ 13.518306] iwlwifi 0000:00:14.3: 0x20000302 | CNVI_AUX_MISC_CHIP
[ 13.518311] iwlwifi 0000:00:14.3: 0x01300202 | CNVR_AUX_MISC_CHIP
[ 13.518316] iwlwifi 0000:00:14.3: 0x0000485B |
CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
[ 13.518351] iwlwifi 0000:00:14.3: 0xA5A5A5A2 |
CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
[ 13.518385] iwlwifi 0000:00:14.3: SecBoot CPU1 Status: 0x5c1d, CPU2 Status:
0x3
[ 13.518386] iwlwifi 0000:00:14.3: Failed to start RT ucode: -110
[ 13.518390] iwlwifi 0000:00:14.3: Firmware not running - cannot dump error
[ 13.531793] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110
Hardware information is as follows:
$ sudo lspci -nn -s 00:14.3
00:14.3 Network controller [0280]: Intel Corporation Wireless-AC 9462
[8086:02f0]
ProblemType: Bug
DistroRelease: Ubuntu 19.10
Package: linux-image-5.3.0-40-generic 5.3.0-40.32
ProcVersionSignature: Ubuntu 5.3.0-18.19-generic 5.3.1
Uname: Linux 5.3.0-18-generic x86_64
ApportVersion: 2.20.11-0ubuntu8.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: shosti 9530 F.... pulseaudio
CurrentDesktop: i3
Date: Wed Mar 4 20:51:24 2020
InstallationDate: Installed on 2020-02-29 (4 days ago)
InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017)
MachineType: LENOVO 20R10015US
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.3.0-18-generic
root=UUID=102b7e53-2605-4d5e-bf7d-e54ee2aa40c1 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-5.3.0-18-generic N/A
linux-backports-modules-5.3.0-18-generic N/A
linux-firmware 1.183.2
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/15/2020
dmi.bios.vendor: LENOVO
dmi.bios.version: N2QET19W (1.13 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20R10015US
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40697 WIN
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias:
dmi:bvnLENOVO:bvrN2QET19W(1.13):bd01/15/2020:svnLENOVO:pn20R10015US:pvrThinkPadX1Carbon7th:rvnLENOVO:rn20R10015US:rvrSDK0J40697WIN:cvnLENOVO:ct10:cvrNone:
dmi.product.family: ThinkPad X1 Carbon 7th
dmi.product.name: 20R10015US
dmi.product.sku: LENOVO_MT_20R1_BU_Think_FM_ThinkPad X1 Carbon 7th
dmi.product.version: ThinkPad X1 Carbon 7th
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug eoan
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https://bugs.launchpad.net/bugs/1866147
Title:
WiFi card fails to activate on 5.3.0-40-generic
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