** Summary changed: - WiFi connection fails periodically + WiFi fails periodically with Microcode SW error detected. Restarting 0x0.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-firmware in Ubuntu. https://bugs.launchpad.net/bugs/2107562 Title: WiFi fails periodically with Microcode SW error detected. Restarting 0x0. Status in linux-firmware package in Ubuntu: New Bug description: Esteemed Assessors, please permit me to report an oddity. As of today, when connecting my MSI GF65 workstation to the WiFi at my ex wifes place, the connection is very unreliable. In the DMESG, I find periodic resets of the firmware: [ 313.291328] iwlwifi 0000:00:14.3: Queue 1 is stuck 0 98 [ 313.291514] iwlwifi 0000:00:14.3: Microcode SW error detected. Restarting 0x0. [ 313.291620] iwlwifi 0000:00:14.3: Start IWL Error Log Dump: [ 313.291621] iwlwifi 0000:00:14.3: Transport status: 0x0000004A, valid: 6 [ 313.291623] iwlwifi 0000:00:14.3: Loaded firmware version: 77.2df8986f.0 QuZ-a0-hr-b0-77.ucode [ 313.291624] iwlwifi 0000:00:14.3: 0x00000084 | NMI_INTERRUPT_UNKNOWN [ 313.291626] iwlwifi 0000:00:14.3: 0x0000A2F0 | trm_hw_status0 [ 313.291627] iwlwifi 0000:00:14.3: 0x00000000 | trm_hw_status1 [ 313.291628] iwlwifi 0000:00:14.3: 0x004C938E | branchlink2 [ 313.291629] iwlwifi 0000:00:14.3: 0x004BF29A | interruptlink1 [ 313.291630] iwlwifi 0000:00:14.3: 0x004BF29A | interruptlink2 [ 313.291631] iwlwifi 0000:00:14.3: 0x000152DA | data1 [ 313.291632] iwlwifi 0000:00:14.3: 0x01000000 | data2 [ 313.291633] iwlwifi 0000:00:14.3: 0x00000000 | data3 [ 313.291634] iwlwifi 0000:00:14.3: 0x19C0A073 | beacon time [ 313.291635] iwlwifi 0000:00:14.3: 0xA4901F9B | tsf low [ 313.291636] iwlwifi 0000:00:14.3: 0x0000024E | tsf hi [ 313.291637] iwlwifi 0000:00:14.3: 0x00000000 | time gp1 [ 313.291638] iwlwifi 0000:00:14.3: 0x00A364B6 | time gp2 [ 313.291638] iwlwifi 0000:00:14.3: 0x00000001 | uCode revision type [ 313.291639] iwlwifi 0000:00:14.3: 0x0000004D | uCode version major [ 313.291640] iwlwifi 0000:00:14.3: 0x2DF8986F | uCode version minor [ 313.291641] iwlwifi 0000:00:14.3: 0x00000351 | hw version [ 313.291642] iwlwifi 0000:00:14.3: 0x00C89001 | board version [ 313.291643] iwlwifi 0000:00:14.3: 0x8049FC18 | hcmd [ 313.291644] iwlwifi 0000:00:14.3: 0x20020000 | isr0 [ 313.291645] iwlwifi 0000:00:14.3: 0x01000000 | isr1 [ 313.291646] iwlwifi 0000:00:14.3: 0x08F00002 | isr2 [ 313.291647] iwlwifi 0000:00:14.3: 0x00C3280C | isr3 [ 313.291648] iwlwifi 0000:00:14.3: 0x00000000 | isr4 [ 313.291649] iwlwifi 0000:00:14.3: 0x00580103 | last cmd Id [ 313.291650] iwlwifi 0000:00:14.3: 0x000152DA | wait_event [ 313.291651] iwlwifi 0000:00:14.3: 0x00000080 | l2p_control [ 313.291651] iwlwifi 0000:00:14.3: 0x00000000 | l2p_duration [ 313.291652] iwlwifi 0000:00:14.3: 0x0000003F | l2p_mhvalid [ 313.291653] iwlwifi 0000:00:14.3: 0x000000CE | l2p_addr_match [ 313.291654] iwlwifi 0000:00:14.3: 0x00000009 | lmpm_pmg_sel [ 313.291655] iwlwifi 0000:00:14.3: 0x00000000 | timestamp [ 313.291656] iwlwifi 0000:00:14.3: 0x000080C8 | flow_handler [ 313.291703] iwlwifi 0000:00:14.3: Start IWL Error Log Dump: [ 313.291704] iwlwifi 0000:00:14.3: Transport status: 0x0000004A, valid: 7 [ 313.291705] iwlwifi 0000:00:14.3: 0x20000066 | NMI_INTERRUPT_HOST [ 313.291706] iwlwifi 0000:00:14.3: 0x00000000 | umac branchlink1 [ 313.291707] iwlwifi 0000:00:14.3: 0x804561D2 | umac branchlink2 [ 313.291708] iwlwifi 0000:00:14.3: 0x80473402 | umac interruptlink1 [ 313.291709] iwlwifi 0000:00:14.3: 0x80473402 | umac interruptlink2 [ 313.291710] iwlwifi 0000:00:14.3: 0x01000000 | umac data1 [ 313.291711] iwlwifi 0000:00:14.3: 0x80473402 | umac data2 [ 313.291712] iwlwifi 0000:00:14.3: 0x00000000 | umac data3 [ 313.291713] iwlwifi 0000:00:14.3: 0x0000004D | umac major [ 313.291714] iwlwifi 0000:00:14.3: 0x2DF8986F | umac minor [ 313.291715] iwlwifi 0000:00:14.3: 0x00A364B4 | frame pointer [ 313.291716] iwlwifi 0000:00:14.3: 0xC0886260 | stack pointer [ 313.291716] iwlwifi 0000:00:14.3: 0x005D019C | last host cmd [ 313.291717] iwlwifi 0000:00:14.3: 0x00000000 | isr status reg [ 313.291738] iwlwifi 0000:00:14.3: IML/ROM dump: [ 313.291739] iwlwifi 0000:00:14.3: 0x00000003 | IML/ROM error/state [ 313.291748] iwlwifi 0000:00:14.3: 0x00005723 | IML/ROM data1 [ 313.291757] iwlwifi 0000:00:14.3: 0x00000080 | IML/ROM WFPM_AUTH_KEY_0 [ 313.291763] iwlwifi 0000:00:14.3: Fseq Registers: [ 313.291765] iwlwifi 0000:00:14.3: 0x60000000 | FSEQ_ERROR_CODE [ 313.291768] iwlwifi 0000:00:14.3: 0x80290033 | FSEQ_TOP_INIT_VERSION [ 313.291770] iwlwifi 0000:00:14.3: 0x00090006 | FSEQ_CNVIO_INIT_VERSION [ 313.291773] iwlwifi 0000:00:14.3: 0x0000A481 | FSEQ_OTP_VERSION [ 313.291775] iwlwifi 0000:00:14.3: 0x00000003 | FSEQ_TOP_CONTENT_VERSION [ 313.291777] iwlwifi 0000:00:14.3: 0x4552414E | FSEQ_ALIVE_TOKEN [ 313.291780] iwlwifi 0000:00:14.3: 0x20000302 | FSEQ_CNVI_ID [ 313.291782] iwlwifi 0000:00:14.3: 0x01300504 | FSEQ_CNVR_ID [ 313.291784] iwlwifi 0000:00:14.3: 0x20000302 | CNVI_AUX_MISC_CHIP [ 313.291790] iwlwifi 0000:00:14.3: 0x01300504 | CNVR_AUX_MISC_CHIP [ 313.291795] iwlwifi 0000:00:14.3: 0x05B0905B | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM [ 313.291816] iwlwifi 0000:00:14.3: 0x0000025B | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR [ 313.291835] iwlwifi 0000:00:14.3: 0x00090006 | FSEQ_PREV_CNVIO_INIT_VERSION [ 313.291838] iwlwifi 0000:00:14.3: 0x00290033 | FSEQ_WIFI_FSEQ_VERSION [ 313.291840] iwlwifi 0000:00:14.3: 0x00290033 | FSEQ_BT_FSEQ_VERSION [ 313.291844] iwlwifi 0000:00:14.3: 0x000000D4 | FSEQ_CLASS_TP_VERSION [ 313.291853] iwlwifi 0000:00:14.3: UMAC CURRENT PC: 0x80472f18 [ 313.291872] iwlwifi 0000:00:14.3: LMAC1 CURRENT PC: 0xd0 [ 313.292015] iwlwifi 0000:00:14.3: WRT: Collecting data: ini trigger 4 fired (delay=0ms). [ 313.292019] ieee80211 phy0: Hardware restart was requested This is not caused by the WiFi, as I can connect my Google Pixel 8 to the same WiFi, and even use it via USB tethering as an ethernet card for the workstation without a problem. I am not sure what is causing this problem, but even after rebooting the machine, these iwlwifi reboots keep happening every 30sec or so. Forgive me, I am electrical engineer so I do not know how to extract more info from the stack. However, here is some RF data which might be useful: wlo1: connected to Magenta5682636 "Intel Comet Lake PCH CNVi" wifi (iwlwifi), 6C:6A:77:D8:B6:ED, hw, mtu 1500 inet4 192.168.0.177/24 route4 192.168.0.0/24 metric 600 route4 default via 192.168.0.1 metric 600 route4 169.254.0.0/16 metric 1000 tamhan@tamhan-gf65:~$ nmcli dev wifi IN-USE BSSID SSID MODE CHAN RATE SIGNAL BARS SECURITY * 1C:9D:72:B7:35:7C Magenta5682636 Infra 104 540 Mbit/s 100 ▂▄▆█ WPA2 1C:9D:72:B7:35:74 Magenta5682636 Infra 11 540 Mbit/s 95 ▂▄▆█ WPA2 34:2C:C4:4A:5D:A5 JuLongos Infra 1 130 Mbit/s 45 ▂▄__ WPA1 WPA2 34:2C:C4:4A:5E:22 JuLongos Infra 40 405 Mbit/s 35 ▂▄__ WPA1 WPA2 tamhan@tamhan-gf65:~$ sudo iwconfig [sudo] password for tamhan: lo no wireless extensions. enp4s0 no wireless extensions. wlo1 IEEE 802.11 ESSID:"Magenta5682636" Mode:Managed Frequency:5.52 GHz Access Point: 1C:9D:72:B7:35:7C Bit Rate=245 Mb/s Tx-Power=22 dBm Retry short limit:7 RTS thr:off Fragment thr:off Encryption key:off Power Management:off Link Quality=70/70 Signal level=-34 dBm Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 Tx excessive retries:0 Invalid misc:25 Missed beacon:0 ProblemType: Bug DistroRelease: Ubuntu 22.04 Package: linux-firmware 20220329.git681281e4-0ubuntu3.36 ProcVersionSignature: Ubuntu 6.8.0-57.59~22.04.1-generic 6.8.12 Uname: Linux 6.8.0-57-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu82.6 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: tamhan 2711 F.... pulseaudio /dev/snd/pcmC1D0p: tamhan 2711 F...m pulseaudio /dev/snd/controlC1: tamhan 2711 F.... pulseaudio CRDA: N/A CasperMD5CheckResult: pass CurrentDesktop: ubuntu:GNOME Date: Thu Apr 17 14:06:12 2025 Dependencies: firmware-sof-signed 2.0-1ubuntu4.7 InstallationDate: Installed on 2022-10-30 (899 days ago) InstallationMedia: Ubuntu 22.04.1 LTS "Jammy Jellyfish" - Release amd64 (20220809.1) MachineType: Micro-Star International Co., Ltd. GF65 Thin 10SER PackageArchitecture: all ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.8.0-57-generic root=UUID=7651c7f9-3f01-47dd-a1f3-1cdbf665e42f ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-6.8.0-57-generic N/A linux-backports-modules-6.8.0-57-generic N/A linux-firmware 20220329.git681281e4-0ubuntu3.36 SourcePackage: linux-firmware UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 11/19/2020 dmi.bios.release: 5.12 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: E16W1IMS.50C dmi.board.asset.tag: Default string dmi.board.name: MS-16W1 dmi.board.vendor: Micro-Star International Co., Ltd. dmi.board.version: REV:1.0 dmi.chassis.asset.tag: Default string dmi.chassis.type: 10 dmi.chassis.vendor: Micro-Star International Co., Ltd. dmi.chassis.version: Default string dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrE16W1IMS.50C:bd11/19/2020:br5.12:svnMicro-StarInternationalCo.,Ltd.:pnGF65Thin10SER:pvrREV1.0:rvnMicro-StarInternationalCo.,Ltd.:rnMS-16W1:rvrREV1.0:cvnMicro-StarInternationalCo.,Ltd.:ct10:cvrDefaultstring:sku16W1.5: dmi.product.family: GF dmi.product.name: GF65 Thin 10SER dmi.product.sku: 16W1.5 dmi.product.version: REV:1.0 dmi.sys.vendor: Micro-Star International Co., Ltd. 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